java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:52:50,838 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:52:50,841 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:52:50,858 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:52:50,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:52:50,859 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:52:50,861 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:52:50,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:52:50,868 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:52:50,869 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:52:50,871 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:52:50,872 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:52:50,873 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:52:50,874 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:52:50,876 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:52:50,877 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:52:50,878 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:52:50,880 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:52:50,893 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:52:50,895 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:52:50,900 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:52:50,902 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:52:50,906 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:52:50,906 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:52:50,906 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:52:50,909 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:52:50,911 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:52:50,911 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:52:50,912 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:52:50,915 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:52:50,915 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:52:50,918 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:52:50,918 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:52:50,918 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:52:50,921 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:52:50,923 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:52:50,923 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-26 22:52:50,944 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:52:50,944 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:52:50,945 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:52:50,945 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:52:50,946 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:52:50,946 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:52:50,946 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:52:50,946 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:52:50,946 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:52:50,947 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:52:50,947 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:52:50,947 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:52:50,947 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:52:50,947 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:52:50,948 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:52:50,948 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:52:50,948 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:52:50,948 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:52:50,948 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:52:50,949 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-26 22:52:50,949 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:52:50,949 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:52:50,949 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:52:50,950 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:52:50,950 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:52:50,950 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:52:50,950 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:52:50,950 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:52:50,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:52:50,951 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:52:50,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:52:51,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:52:51,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:52:51,016 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:52:51,017 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:52:51,017 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl [2018-09-26 22:52:51,018 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gj2007.c.i_4.bpl' [2018-09-26 22:52:51,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:52:51,077 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:52:51,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:52:51,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:52:51,078 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:52:51,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:52:51,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:52:51,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:52:51,125 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:52:51,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:52:51,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:52:51,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:52:51,150 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:52:51,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:52:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:52:51,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:52:51,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:52:51,429 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:52:51,430 INFO L202 PluginConnector]: Adding new model gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:52:51 BoogieIcfgContainer [2018-09-26 22:52:51,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:52:51,431 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:52:51,431 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:52:51,443 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:52:51,443 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:52:51" (1/1) ... [2018-09-26 22:52:51,462 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-26 22:52:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-26 22:52:51,499 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 22:52:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:52:51,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:51,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:51,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:51,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-26 22:52:51,978 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-26 22:52:51,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 22:52:51,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:52,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:52,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-26 22:52:52,708 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-26 22:52:52,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:52:52,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:53,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-09-26 22:52:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-09-26 22:52:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-26 22:52:53,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-26 22:52:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-26 22:52:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:52:54,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-09-26 22:52:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-09-26 22:52:56,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-26 22:52:56,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:56,993 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:57,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:57,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-26 22:52:57,621 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-26 22:52:57,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:52:57,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:58,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-09-26 22:52:58,199 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-09-26 22:52:58,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-26 22:52:58,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:58,324 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:52:59,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:52:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-26 22:52:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-26 22:52:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:52:59,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:52:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:52:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:00,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-09-26 22:53:00,688 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-09-26 22:53:00,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:53:00,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:01,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-26 22:53:01,729 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-26 22:53:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:53:01,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-09-26 22:53:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-09-26 22:53:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:53:02,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:03,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:03,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-26 22:53:03,360 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-26 22:53:03,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:53:03,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:03,496 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:04,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-09-26 22:53:04,095 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-09-26 22:53:04,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:53:04,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:05,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:05,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-26 22:53:05,016 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-26 22:53:05,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:53:05,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:05,214 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:05,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:05,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-09-26 22:53:05,870 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-09-26 22:53:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:53:05,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:06,125 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:07,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-26 22:53:07,009 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-26 22:53:07,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:53:07,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:07,238 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-09-26 22:53:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-09-26 22:53:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:53:08,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:09,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-26 22:53:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-26 22:53:09,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:53:09,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:09,779 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:10,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-09-26 22:53:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-09-26 22:53:10,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:53:10,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:12,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-26 22:53:12,020 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-26 22:53:12,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:53:12,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:12,168 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-09-26 22:53:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-09-26 22:53:13,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-26 22:53:13,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:14,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:14,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-26 22:53:14,592 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-26 22:53:14,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:53:14,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:16,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:16,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-09-26 22:53:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-09-26 22:53:16,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-26 22:53:16,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:17,660 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-26 22:53:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-26 22:53:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:53:18,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:19,021 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-09-26 22:53:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-09-26 22:53:20,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-26 22:53:20,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:22,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-26 22:53:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-26 22:53:22,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:53:22,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:22,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:24,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-09-26 22:53:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-09-26 22:53:24,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-26 22:53:24,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-26 22:53:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-26 22:53:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:53:26,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:28,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:28,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-09-26 22:53:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-09-26 22:53:28,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-26 22:53:28,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:28,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:30,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:30,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-26 22:53:30,727 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-26 22:53:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:53:30,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:31,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:32,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-09-26 22:53:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-09-26 22:53:32,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-26 22:53:32,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:33,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1457 backedges. 0 proven. 1457 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-26 22:53:34,925 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-26 22:53:34,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:53:34,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1552 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-09-26 22:53:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-09-26 22:53:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-26 22:53:37,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1650 backedges. 0 proven. 1650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:39,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-26 22:53:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-26 22:53:39,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:53:39,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1751 backedges. 0 proven. 1751 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:41,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-09-26 22:53:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-09-26 22:53:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-26 22:53:41,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 1855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:44,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-26 22:53:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-26 22:53:44,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:53:44,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 0 proven. 1962 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:46,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-09-26 22:53:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-09-26 22:53:46,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-26 22:53:46,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:46,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2072 backedges. 0 proven. 2072 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:49,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:49,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-26 22:53:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-26 22:53:49,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:53:49,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2185 backedges. 0 proven. 2185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-09-26 22:53:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-09-26 22:53:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-26 22:53:55,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:55,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 2301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:53:58,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:53:58,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-26 22:53:58,537 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-26 22:53:58,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:53:58,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:53:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:53:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2420 backedges. 0 proven. 2420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:01,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-09-26 22:54:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-09-26 22:54:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-26 22:54:01,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2542 backedges. 0 proven. 2542 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:04,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:04,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-26 22:54:04,337 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-26 22:54:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:54:04,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 0 proven. 2667 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 134 states and 135 transitions. [2018-09-26 22:54:07,388 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-09-26 22:54:07,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-26 22:54:07,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2795 backedges. 0 proven. 2795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:10,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:10,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 137 states and 138 transitions. [2018-09-26 22:54:10,631 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2018-09-26 22:54:10,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-26 22:54:10,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:11,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:14,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 140 states and 141 transitions. [2018-09-26 22:54:14,197 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 141 transitions. [2018-09-26 22:54:14,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-26 22:54:14,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:15,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3060 backedges. 0 proven. 3060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:18,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:18,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 143 states and 144 transitions. [2018-09-26 22:54:18,002 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 144 transitions. [2018-09-26 22:54:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-26 22:54:18,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:18,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:18,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3197 backedges. 0 proven. 3197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:21,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:21,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 146 states and 147 transitions. [2018-09-26 22:54:21,681 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 147 transitions. [2018-09-26 22:54:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-26 22:54:21,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:22,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3337 backedges. 0 proven. 3337 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 149 states and 150 transitions. [2018-09-26 22:54:25,305 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 150 transitions. [2018-09-26 22:54:25,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-26 22:54:25,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:25,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3480 backedges. 0 proven. 3480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:29,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 152 states and 153 transitions. [2018-09-26 22:54:29,171 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2018-09-26 22:54:29,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-26 22:54:29,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:29,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3626 backedges. 0 proven. 3626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:33,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:33,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 155 states and 156 transitions. [2018-09-26 22:54:33,310 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 156 transitions. [2018-09-26 22:54:33,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-26 22:54:33,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:33,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3775 backedges. 0 proven. 3775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 158 states and 159 transitions. [2018-09-26 22:54:37,378 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 159 transitions. [2018-09-26 22:54:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-26 22:54:37,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:37,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3927 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:41,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:41,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 161 states and 162 transitions. [2018-09-26 22:54:41,641 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2018-09-26 22:54:41,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-26 22:54:41,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:43,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4082 backedges. 0 proven. 4082 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 164 transitions. [2018-09-26 22:54:48,264 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 164 transitions. [2018-09-26 22:54:48,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-26 22:54:48,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:49,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4240 backedges. 0 proven. 4240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:53,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 167 transitions. [2018-09-26 22:54:53,811 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 167 transitions. [2018-09-26 22:54:53,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-26 22:54:53,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:54,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4401 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:54:58,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:54:58,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 170 transitions. [2018-09-26 22:54:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 170 transitions. [2018-09-26 22:54:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-09-26 22:54:58,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:54:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:54:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4565 backedges. 0 proven. 4565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:04,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:04,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 173 transitions. [2018-09-26 22:55:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 173 transitions. [2018-09-26 22:55:04,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-26 22:55:04,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4732 backedges. 0 proven. 4732 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:09,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 176 transitions. [2018-09-26 22:55:09,390 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 176 transitions. [2018-09-26 22:55:09,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-09-26 22:55:09,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:10,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4902 backedges. 0 proven. 4902 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:15,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:15,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 179 transitions. [2018-09-26 22:55:15,156 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 179 transitions. [2018-09-26 22:55:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-09-26 22:55:15,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 5075 backedges. 0 proven. 5075 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:20,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:20,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 182 transitions. [2018-09-26 22:55:20,873 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 182 transitions. [2018-09-26 22:55:20,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-09-26 22:55:20,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:21,551 INFO L134 CoverageAnalysis]: Checked inductivity of 5251 backedges. 0 proven. 5251 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 185 transitions. [2018-09-26 22:55:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 185 transitions. [2018-09-26 22:55:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-26 22:55:26,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:27,520 INFO L134 CoverageAnalysis]: Checked inductivity of 5430 backedges. 0 proven. 5430 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:32,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 188 transitions. [2018-09-26 22:55:32,861 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 188 transitions. [2018-09-26 22:55:32,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-26 22:55:32,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5612 backedges. 0 proven. 5612 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:38,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 191 transitions. [2018-09-26 22:55:38,895 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 191 transitions. [2018-09-26 22:55:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-26 22:55:38,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 5797 backedges. 0 proven. 5797 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 194 transitions. [2018-09-26 22:55:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 194 transitions. [2018-09-26 22:55:45,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-09-26 22:55:45,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 5985 backedges. 0 proven. 5985 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:51,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:51,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 197 transitions. [2018-09-26 22:55:51,649 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 197 transitions. [2018-09-26 22:55:51,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-09-26 22:55:51,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:52,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6176 backedges. 0 proven. 6176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:55:58,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:55:58,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 200 transitions. [2018-09-26 22:55:58,582 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 200 transitions. [2018-09-26 22:55:58,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-26 22:55:58,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:55:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:55:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6370 backedges. 0 proven. 6370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:05,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:05,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 203 transitions. [2018-09-26 22:56:05,498 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 203 transitions. [2018-09-26 22:56:05,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-26 22:56:05,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 6567 backedges. 0 proven. 6567 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:12,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 206 transitions. [2018-09-26 22:56:12,445 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 206 transitions. [2018-09-26 22:56:12,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-09-26 22:56:12,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:13,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6767 backedges. 0 proven. 6767 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:19,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 209 transitions. [2018-09-26 22:56:19,522 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 209 transitions. [2018-09-26 22:56:19,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-09-26 22:56:19,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:20,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6970 backedges. 0 proven. 6970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 212 transitions. [2018-09-26 22:56:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 212 transitions. [2018-09-26 22:56:26,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-09-26 22:56:26,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:27,613 INFO L134 CoverageAnalysis]: Checked inductivity of 7176 backedges. 0 proven. 7176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 215 transitions. [2018-09-26 22:56:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 215 transitions. [2018-09-26 22:56:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-26 22:56:34,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7385 backedges. 0 proven. 7385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:42,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 218 transitions. [2018-09-26 22:56:42,245 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 218 transitions. [2018-09-26 22:56:42,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-26 22:56:42,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:43,245 INFO L134 CoverageAnalysis]: Checked inductivity of 7597 backedges. 0 proven. 7597 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:50,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:50,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 221 transitions. [2018-09-26 22:56:50,566 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 221 transitions. [2018-09-26 22:56:50,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-26 22:56:50,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:50,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:51,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 7812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:56:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:56:58,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 224 transitions. [2018-09-26 22:56:58,731 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 224 transitions. [2018-09-26 22:56:58,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-09-26 22:56:58,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:56:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:56:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8030 backedges. 0 proven. 8030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:57:07,110 INFO L202 PluginConnector]: Adding new model gj2007.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 10:57:07 ImpRootNode [2018-09-26 22:57:07,111 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 22:57:07,112 INFO L168 Benchmark]: Toolchain (without parser) took 256037.92 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 121.6 MB). Free memory was 1.5 GB in the beginning and 944.0 MB in the end (delta: 531.7 MB). Peak memory consumption was 653.3 MB. Max. memory is 7.1 GB. [2018-09-26 22:57:07,114 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:57:07,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:57:07,115 INFO L168 Benchmark]: Boogie Preprocessor took 24.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:57:07,115 INFO L168 Benchmark]: RCFGBuilder took 280.64 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:57:07,117 INFO L168 Benchmark]: CodeCheck took 255679.65 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 121.6 MB). Free memory was 1.5 GB in the beginning and 944.0 MB in the end (delta: 510.5 MB). Peak memory consumption was 632.2 MB. Max. memory is 7.1 GB. [2018-09-26 22:57:07,121 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 31]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 31) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 8 locations, 1 error locations. UNKNOWN Result, 255.6s OverallTime, 74 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 16777208 SDslu, 16777208 SDs, 0 SdLazy, 41943022 SolverSat, 16777210 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.7s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 30.8s InterpolantComputationTime, 8399 NumberOfCodeBlocks, 8399 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 8325 ConstructedInterpolants, 0 QuantifiedInterpolants, 6829461 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 1 PerfectInterpolantSequences, 0/199874 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 47.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.47 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 280.64 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 255679.65 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 121.6 MB). Free memory was 1.5 GB in the beginning and 944.0 MB in the end (delta: 510.5 MB). Peak memory consumption was 632.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gj2007.c.i_4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_22-57-07-133.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gj2007.c.i_4.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-57-07-133.csv Completed graceful shutdown