/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 Z3 --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 [2023-09-13 13:40:31,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-13 13:40:31,801 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 13:40:31,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-13 13:40:31,816 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-09-13 13:40:31,817 INFO L153 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-09-13 13:40:31,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-13 13:40:31,817 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-09-13 13:40:31,818 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2023-09-13 13:40:31,823 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-09-13 13:40:31,823 INFO L153 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-09-13 13:40:31,824 INFO L153 SettingsManager]: * Preference order used for reduction=LOCKSTEP [2023-09-13 13:40:31,824 INFO L153 SettingsManager]: * Single-instance threads=source [2023-09-13 13:40:31,826 INFO L153 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-09-13 13:40:31,826 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-09-13 13:40:31,826 INFO L153 SettingsManager]: * Save file in source directory=true [2023-09-13 13:40:31,826 INFO L153 SettingsManager]: * Use automatic naming=true [2023-09-13 13:40:31,827 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-09-13 13:40:32,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-13 13:40:32,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-13 13:40:32,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-13 13:40:32,059 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-09-13 13:40:32,059 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-09-13 13:40:32,060 INFO L431 ainManager$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 13:40:32,061 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/line-queue.bpl' [2023-09-13 13:40:32,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-13 13:40:32,093 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-13 13:40:32,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-13 13:40:32,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-13 13:40:32,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-13 13:40:32,110 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,111 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,117 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,118 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,123 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,126 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,126 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,127 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-13 13:40:32,130 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-13 13:40:32,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-13 13:40:32,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-13 13:40:32,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "line-queue.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.09 01:40:32" (1/1) ... [2023-09-13 13:40:32,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-13 13:40:32,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-13 13:40:32,166 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 13:40:32,176 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 13:40:32,206 INFO L124 BoogieDeclarations]: Specification and implementation of procedure source given in one single declaration [2023-09-13 13:40:32,206 INFO L130 BoogieDeclarations]: Found specification of procedure source [2023-09-13 13:40:32,207 INFO L138 BoogieDeclarations]: Found implementation of procedure source [2023-09-13 13:40:32,207 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-09-13 13:40:32,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-13 13:40:32,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-13 13:40:32,256 INFO L236 CfgBuilder]: Building ICFG [2023-09-13 13:40:32,258 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-13 13:40:32,262 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-13 13:40:32,356 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-09-13 13:40:32,381 INFO L277 CfgBuilder]: Performing block encoding [2023-09-13 13:40:32,391 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-13 13:40:32,391 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-09-13 13:40:32,392 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 01:40:32 BoogieIcfgContainer [2023-09-13 13:40:32,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-13 13:40:32,393 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-09-13 13:40:32,393 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-09-13 13:40:32,394 INFO L274 PluginConnector]: IcfgToChc initialized [2023-09-13 13:40:32,398 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 01:40:32" (1/1) ... [2023-09-13 13:40:32,603 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-13 13:40:32,606 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 13:40:32,608 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 13:40:32,610 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-09-13 13:40:32,613 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:32,615 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:32,619 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-09-13 13:40:32,623 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-13 13:40:32,630 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:40:32,633 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:32,635 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-09-13 13:40:32,637 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-13 13:40:32,639 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 13:40:32,640 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-13 13:40:32,642 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := 0;' is: true [2023-09-13 13:40:32,645 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'idx := idx + 1;' is: true [2023-09-13 13:40:32,646 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 13:40:32,701 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-09-13 13:40:32,705 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 13:40:32,709 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 13:40:32,712 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;prev := value;' is: true [2023-09-13 13:40:32,715 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:32,719 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:32,739 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'prev := -1;' is: true [2023-09-13 13:40:32,740 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-09-13 13:40:32,748 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 13:40:32,833 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'id := ctr;ctr := ctr + 1;' is: false [2023-09-13 13:40:32,836 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'read_ptr := 0;' is: true [2023-09-13 13:40:32,838 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume !true;' is: true [2023-09-13 13:40:32,841 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 13:40:32,843 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'assume true;' is: true [2023-09-13 13:40:32,845 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := 0;' is: true [2023-09-13 13:40:32,849 INFO L180 IndependenceChecker]: instantiated independence condition for 'id := ctr;ctr := ctr + 1;' and 'idx := idx + 1;' is: true [2023-09-13 13:40:32,852 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 13:40:32,881 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-09-13 13:40:32,886 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 13:40:32,889 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 13:40:32,895 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;prev := value;' is: true [2023-09-13 13:40:32,898 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:32,900 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:32,903 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'prev := -1;' is: true [2023-09-13 13:40:32,905 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-09-13 13:40:32,906 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:40:32,908 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:32,910 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'read_ptr := 0;' is: true [2023-09-13 13:40:32,911 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume !true;' is: true [2023-09-13 13:40:32,912 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 13:40:32,914 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'assume true;' is: true [2023-09-13 13:40:32,915 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := 0;' is: true [2023-09-13 13:40:32,917 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := 0;' and 'idx := idx + 1;' is: true [2023-09-13 13:40:32,918 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 13:40:32,937 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-09-13 13:40:32,939 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 13:40:32,942 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 13:40:32,944 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;prev := value;' is: true [2023-09-13 13:40:32,946 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:32,947 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:32,949 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'prev := -1;' is: true [2023-09-13 13:40:32,950 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-09-13 13:40:32,952 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:40:32,954 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:32,955 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'read_ptr := 0;' is: true [2023-09-13 13:40:32,957 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume !true;' is: true [2023-09-13 13:40:32,958 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 13:40:32,960 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'assume true;' is: true [2023-09-13 13:40:32,961 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := 0;' is: true [2023-09-13 13:40:32,962 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'idx := idx + 1;' is: true [2023-09-13 13:40:32,964 INFO L180 IndependenceChecker]: instantiated independence condition for 'prev := -1;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 13:40:32,975 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-13 13:40:32,976 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 13:40:32,976 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 13:40:32,977 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-09-13 13:40:32,978 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:32,979 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:32,980 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-09-13 13:40:32,982 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-13 13:40:32,983 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:40:32,984 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:32,986 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-09-13 13:40:32,988 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-13 13:40:32,990 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 13:40:32,990 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-13 13:40:32,991 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := 0;' is: true [2023-09-13 13:40:32,996 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'idx := idx + 1;' is: true [2023-09-13 13:40:32,999 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 13:40:33,012 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-09-13 13:40:33,016 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 13:40:33,021 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 13:40:33,023 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;prev := value;' is: true [2023-09-13 13:40:33,028 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 13:40:33,031 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 13:40:33,034 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'prev := -1;' is: true [2023-09-13 13:40:33,036 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-09-13 13:40:33,038 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 13:40:33,043 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 13:40:33,048 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'read_ptr := 0;' is: true [2023-09-13 13:40:33,050 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume !true;' is: true [2023-09-13 13:40:33,051 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 13:40:33,054 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'assume true;' is: true [2023-09-13 13:40:33,056 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := 0;' is: true [2023-09-13 13:40:33,058 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume read_ptr < write_ptr[id - 1];' and 'idx := idx + 1;' is: true [2023-09-13 13:40:33,059 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 13:40:33,073 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-13 13:40:33,074 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 13:40:33,077 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 13:40:33,078 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-09-13 13:40:33,079 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:33,081 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:33,083 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-09-13 13:40:33,084 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-13 13:40:33,085 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:40:33,087 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:33,088 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-09-13 13:40:33,090 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-13 13:40:33,092 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' is: true [2023-09-13 13:40:33,093 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-13 13:40:33,095 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := 0;' is: true [2023-09-13 13:40:33,097 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'idx := idx + 1;' is: true [2023-09-13 13:40:33,098 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' is: true [2023-09-13 13:40:33,111 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-09-13 13:40:33,113 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 13:40:33,115 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 13:40:33,121 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;prev := value;' is: true [2023-09-13 13:40:33,123 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:33,125 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 13:40:33,128 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'prev := -1;' is: true [2023-09-13 13:40:33,136 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-09-13 13:40:33,142 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 13:40:33,148 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:33,151 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'read_ptr := 0;' is: true [2023-09-13 13:40:33,153 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume !true;' is: true [2023-09-13 13:40:33,156 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 13:40:33,157 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'assume true;' is: true [2023-09-13 13:40:33,159 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := 0;' is: true [2023-09-13 13:40:33,160 INFO L180 IndependenceChecker]: instantiated independence condition for 'value := queue[id - 1][read_ptr];' and 'idx := idx + 1;' is: true [2023-09-13 13:40:33,162 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 13:40:33,163 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 13:40:33,164 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 13:40:33,166 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 13:40:33,166 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 13:40:33,169 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 13:40:33,170 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 13:40:33,171 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 13:40:33,171 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 13:40:33,173 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 13:40:33,174 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 13:40:33,174 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 13:40:33,176 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-09-13 13:40:33,178 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 13:40:33,180 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 13:40:33,181 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;prev := value;' is: true [2023-09-13 13:40:33,183 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:33,185 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:33,186 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'prev := -1;' is: true [2023-09-13 13:40:33,188 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-09-13 13:40:33,190 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 13:40:33,192 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:33,193 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'read_ptr := 0;' is: true [2023-09-13 13:40:33,194 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume !true;' is: true [2023-09-13 13:40:33,196 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 13:40:33,197 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'assume true;' is: true [2023-09-13 13:40:33,199 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := 0;' is: true [2023-09-13 13:40:33,201 INFO L180 IndependenceChecker]: instantiated independence condition for 'read_ptr := read_ptr + 1;' and 'idx := idx + 1;' is: true [2023-09-13 13:40:33,204 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 13:40:33,216 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-09-13 13:40:33,217 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 13:40:33,219 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 13:40:33,220 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;prev := value;' is: true [2023-09-13 13:40:33,221 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:40:33,223 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:40:33,224 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'prev := -1;' is: true [2023-09-13 13:40:33,224 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-09-13 13:40:33,226 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:40:33,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:40:33,228 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'read_ptr := 0;' is: true [2023-09-13 13:40:33,229 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume !true;' is: true [2023-09-13 13:40:33,231 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 13:40:33,232 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'assume true;' is: true [2023-09-13 13:40:33,233 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := 0;' is: true [2023-09-13 13:40:33,234 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;prev := value;' and 'idx := idx + 1;' is: true [2023-09-13 13:40:33,236 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 13:40:33,248 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-09-13 13:40:33,314 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 13:40:33,316 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 13:40:57,388 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 13:41:09,461 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 13:41:09,462 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 13:41:09,464 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 13:41:09,465 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 13:41:09,467 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 13:41:09,468 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'prev := -1;' is: true [2023-09-13 13:41:09,469 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-09-13 13:41:09,470 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 13:41:09,472 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 13:41:09,473 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 13:41:09,474 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume !true;' is: true [2023-09-13 13:41:09,496 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 784 treesize of output 736 [2023-09-13 13:41:09,561 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 13:41:09,562 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'assume true;' is: true [2023-09-13 13:41:09,563 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[id := queue[id][write_ptr[id] := value]];' and 'idx := 0;' is: true [2023-09-13 13:41:09,564 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 13:41:09,588 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 13:41:09,617 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 13:41:09,618 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 13:41:09,633 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 13:41:09,634 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 13:41:09,635 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 13:41:09,636 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 13:41:09,637 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 13:41:09,637 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 13:41:09,638 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 13:41:09,640 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 13:41:09,640 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 13:41:09,641 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 13:41:09,641 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 13:41:09,643 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 13:41:09,643 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 13:41:09,644 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 13:41:09,644 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 13:41:09,647 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-09-13 13:41:09,650 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 13:41:09,687 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 13:41:09,688 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 42 treesize of output 42 [2023-09-13 13:41:33,770 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 74 treesize of output 66 [2023-09-13 13:41:45,875 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 13:41:45,877 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 13:41:45,879 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 13:41:45,880 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 13:41:45,881 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'prev := -1;' is: true [2023-09-13 13:41:45,882 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-09-13 13:41:45,934 INFO L322 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2023-09-13 13:41:45,934 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 13:41:46,026 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 13:41:46,028 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 13:41:46,029 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 13:41:46,031 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume !true;' is: true [2023-09-13 13:41:46,079 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 13:41:46,080 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 13:41:58,121 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 13:41:58,155 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 13:41:58,156 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'assume true;' is: true [2023-09-13 13:41:58,157 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[id := write_ptr[id] + 1];' and 'idx := 0;' is: true [2023-09-13 13:41:58,159 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 13:41:58,161 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 13:41:58,169 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-09-13 13:41:58,170 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 13:41:58,172 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 13:41:58,173 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;prev := value;' is: true [2023-09-13 13:41:58,174 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:41:58,175 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:41:58,176 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'prev := -1;' is: true [2023-09-13 13:41:58,177 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !true;' is: true [2023-09-13 13:41:58,178 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:41:58,179 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:41:58,179 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'read_ptr := 0;' is: true [2023-09-13 13:41:58,183 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;' is: true [2023-09-13 13:41:58,184 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 13:41:58,185 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 13:41:58,186 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume true;prev := value;' is: true [2023-09-13 13:41:58,188 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:41:58,189 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:41:58,190 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'prev := -1;' is: true [2023-09-13 13:41:58,190 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume !true;' is: true [2023-09-13 13:41:58,191 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:41:58,193 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:41:58,193 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := 0;' and 'read_ptr := 0;' is: true [2023-09-13 13:41:58,195 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;' is: true [2023-09-13 13:41:58,195 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 13:41:58,196 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 13:41:58,197 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume true;prev := value;' is: true [2023-09-13 13:41:58,197 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:41:58,198 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:41:58,199 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'prev := -1;' is: true [2023-09-13 13:41:58,199 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume !true;' is: true [2023-09-13 13:41:58,200 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:41:58,200 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:41:58,201 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !true;' and 'read_ptr := 0;' is: true [2023-09-13 13:41:58,203 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume true;' is: true [2023-09-13 13:41:58,254 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 13:41:58,255 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 13:42:10,305 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 13:42:10,325 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 13:42:10,353 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 381 treesize of output 357 [2023-09-13 13:42:10,463 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 13:42:10,465 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 13:42:10,466 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 13:42:10,467 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 13:42:10,468 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'prev := -1;' is: true [2023-09-13 13:42:10,469 INFO L180 IndependenceChecker]: instantiated independence condition for 'queue := queue[0 := queue[0][write_ptr[0] := idx]];' and 'assume !true;' is: true [2023-09-13 13:42:10,470 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 13:42:10,471 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 13:42:10,472 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 13:42:10,472 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 13:42:10,473 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-09-13 13:42:10,474 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'write_ptr := write_ptr[id := write_ptr[id] + 1];' is: true [2023-09-13 13:42:10,475 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'queue := queue[id := queue[id][write_ptr[id] := value]];' is: true [2023-09-13 13:42:10,476 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;prev := value;' is: true [2023-09-13 13:42:10,477 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:42:10,478 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:42:10,478 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'prev := -1;' is: true [2023-09-13 13:42:10,479 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !true;' is: true [2023-09-13 13:42:10,480 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:42:10,481 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:42:10,482 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'read_ptr := 0;' is: true [2023-09-13 13:42:10,483 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume true;' is: true [2023-09-13 13:42:10,489 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 13:42:10,526 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 13:42:10,574 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 13:42:10,574 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 13:42:10,594 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 13:42:10,596 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 13:42:10,598 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 13:42:10,599 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 13:42:10,600 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'prev := -1;' is: true [2023-09-13 13:42:10,603 INFO L180 IndependenceChecker]: instantiated independence condition for 'write_ptr := write_ptr[0 := write_ptr[0] + 1];' and 'assume !true;' is: true [2023-09-13 13:42:10,652 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-09-13 13:42:10,653 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 13:42:10,681 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 13:42:10,682 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 13:42:10,685 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 13:42:10,686 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;' is: true [2023-09-13 13:42:10,687 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 13:42:10,689 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 13:42:10,702 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume true;prev := value;' is: true [2023-09-13 13:42:10,703 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := read_ptr + 1;' is: true [2023-09-13 13:42:10,704 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'value := queue[id - 1][read_ptr];' is: true [2023-09-13 13:42:10,705 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'prev := -1;' is: true [2023-09-13 13:42:10,706 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume !true;' is: true [2023-09-13 13:42:10,707 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'assume read_ptr < write_ptr[id - 1];' is: true [2023-09-13 13:42:10,708 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'id := ctr;ctr := ctr + 1;' is: true [2023-09-13 13:42:10,709 INFO L180 IndependenceChecker]: instantiated independence condition for 'idx := idx + 1;' and 'read_ptr := 0;' is: true [2023-09-13 13:42:10,764 INFO L201 PluginConnector]: Adding new model line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 01:42:10 HornClauseAST [2023-09-13 13:42:10,764 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-09-13 13:42:10,765 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-09-13 13:42:10,765 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-09-13 13:42:10,765 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-09-13 13:42:10,766 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 01:42:10" (1/1) ... [2023-09-13 13:42:10,767 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/line-queue/CHC_conditional_line-queue.bpl_UID7484143068975621447.smt2 [2023-09-13 13:42:10,820 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-09-13 13:42:10,820 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-09-13 13:42:10,820 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-09-13 13:42:10,821 INFO L274 PluginConnector]: ChcSolver initialized [2023-09-13 13:42:10,822 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "line-queue.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 13.09 01:42:10" (1/1) ... [2023-09-13 13:42:10,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-13 13:42:10,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-13 13:42:10,829 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-13 13:42:10,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-09-13 13:42:10,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-09-13 13:42:10,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-13 13:42:10,849 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-13 13:42:10,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2023-09-13 15:40:15,367 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 15:40:15,367 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-13 15:40:16,410 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 15:40:16,568 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2023-09-13 15:40:16,769 FATAL L548 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Could not destroy process within 200 ms, abandoning it [2023-09-13 15:40:16,805 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 15:40:16,806 INFO L158 Benchmark]: Toolchain (without parser) took 7184713.13ms. Allocated memory was 515.9MB in the beginning and 671.1MB in the end (delta: 155.2MB). Free memory was 469.1MB in the beginning and 538.9MB in the end (delta: -69.7MB). Peak memory consumption was 89.6MB. Max. memory is 22.0GB. [2023-09-13 15:40:16,807 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.18ms. Allocated memory is still 515.9MB. Free memory was 470.2MB in the beginning and 470.1MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 15:40:16,807 INFO L158 Benchmark]: Boogie Preprocessor took 34.98ms. Allocated memory is still 515.9MB. Free memory was 469.0MB in the beginning and 467.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 22.0GB. [2023-09-13 15:40:16,807 INFO L158 Benchmark]: RCFGBuilder took 262.92ms. Allocated memory is still 515.9MB. Free memory was 467.0MB in the beginning and 457.4MB in the end (delta: 9.5MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. [2023-09-13 15:40:16,808 INFO L158 Benchmark]: IcfgToChc took 98370.90ms. Allocated memory was 515.9MB in the beginning and 671.1MB in the end (delta: 155.2MB). Free memory was 457.4MB in the beginning and 616.2MB in the end (delta: -158.8MB). Peak memory consumption was 68.6MB. Max. memory is 22.0GB. [2023-09-13 15:40:16,808 INFO L158 Benchmark]: ChcSmtPrinter took 54.79ms. Allocated memory is still 671.1MB. Free memory was 616.2MB in the beginning and 600.4MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2023-09-13 15:40:16,809 INFO L158 Benchmark]: ChcSolver took 7085985.11ms. Allocated memory is still 671.1MB. Free memory was 600.4MB in the beginning and 538.9MB in the end (delta: 61.5MB). Peak memory consumption was 62.9MB. Max. memory is 22.0GB. [2023-09-13 15:40:16,811 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18ms. Allocated memory is still 515.9MB. Free memory was 470.2MB in the beginning and 470.1MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 34.98ms. Allocated memory is still 515.9MB. Free memory was 469.0MB in the beginning and 467.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 262.92ms. Allocated memory is still 515.9MB. Free memory was 467.0MB in the beginning and 457.4MB in the end (delta: 9.5MB). Peak memory consumption was 12.6MB. Max. memory is 22.0GB. * IcfgToChc took 98370.90ms. Allocated memory was 515.9MB in the beginning and 671.1MB in the end (delta: 155.2MB). Free memory was 457.4MB in the beginning and 616.2MB in the end (delta: -158.8MB). Peak memory consumption was 68.6MB. Max. memory is 22.0GB. * ChcSmtPrinter took 54.79ms. Allocated memory is still 671.1MB. Free memory was 616.2MB in the beginning and 600.4MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * ChcSolver took 7085985.11ms. Allocated memory is still 671.1MB. Free memory was 600.4MB in the beginning and 538.9MB in the end (delta: 61.5MB). Peak memory consumption was 62.9MB. 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