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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 01:52:03,049 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 01:52:03,051 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 01:52:03,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 01:52:03,064 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 01:52:03,065 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 01:52:03,068 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 01:52:03,070 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 01:52:03,073 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 01:52:03,077 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 01:52:03,078 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 01:52:03,078 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 01:52:03,083 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 01:52:03,085 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 01:52:03,086 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 01:52:03,086 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 01:52:03,087 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 01:52:03,089 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 01:52:03,094 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 01:52:03,098 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 01:52:03,099 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 01:52:03,103 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 01:52:03,108 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 01:52:03,109 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 01:52:03,109 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 01:52:03,110 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 01:52:03,111 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 01:52:03,112 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 01:52:03,113 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 01:52:03,114 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 01:52:03,114 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 01:52:03,116 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 01:52:03,117 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 01:52:03,118 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 01:52:03,119 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 01:52:03,119 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 01:52:03,121 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-01 01:52:03,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 01:52:03,152 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 01:52:03,152 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 01:52:03,153 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 01:52:03,153 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 01:52:03,154 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 01:52:03,154 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 01:52:03,154 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 01:52:03,154 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 01:52:03,157 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 01:52:03,157 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 01:52:03,157 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 01:52:03,157 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 01:52:03,158 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 01:52:03,158 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 01:52:03,158 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 01:52:03,158 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 01:52:03,158 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 01:52:03,159 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 01:52:03,159 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 01:52:03,159 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 01:52:03,159 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 01:52:03,159 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 01:52:03,160 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 01:52:03,160 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 01:52:03,160 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 01:52:03,160 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 01:52:03,161 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 01:52:03,162 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 01:52:03,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 01:52:03,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 01:52:03,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 01:52:03,249 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 01:52:03,249 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 01:52:03,250 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl [2018-10-01 01:52:03,250 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/afnp2014.c.i_3.bpl' [2018-10-01 01:52:03,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 01:52:03,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 01:52:03,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 01:52:03,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 01:52:03,300 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 01:52:03,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 01:52:03,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 01:52:03,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 01:52:03,342 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 01:52:03,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 01:52:03,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 01:52:03,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 01:52:03,366 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 01:52:03,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 01:52:03" (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 [2018-10-01 01:52:03,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-01 01:52:03,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-01 01:52:03,674 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-01 01:52:03,675 INFO L202 PluginConnector]: Adding new model afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 01:52:03 BoogieIcfgContainer [2018-10-01 01:52:03,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 01:52:03,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 01:52:03,676 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 01:52:03,688 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 01:52:03,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "afnp2014.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 01:52:03" (1/1) ... [2018-10-01 01:52:03,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 01:52:03,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-01 01:52:03,739 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-01 01:52:03,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 01:52:03,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 7 states and 9 transitions. [2018-10-01 01:52:04,124 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 9 transitions. [2018-10-01 01:52:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 01:52:04,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:04,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2018-10-01 01:52:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2018-10-01 01:52:04,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 01:52:04,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:05,068 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-10-01 01:52:05,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:05,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2018-10-01 01:52:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2018-10-01 01:52:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 01:52:05,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:05,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:05,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:05,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-01 01:52:05,817 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-01 01:52:05,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 01:52:05,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:05,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:06,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-01 01:52:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-01 01:52:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 01:52:06,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2018-10-01 01:52:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2018-10-01 01:52:06,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 01:52:06,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:07,283 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:07,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:07,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2018-10-01 01:52:07,841 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2018-10-01 01:52:07,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 01:52:07,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:08,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:08,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2018-10-01 01:52:08,826 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2018-10-01 01:52:08,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 01:52:08,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:09,271 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:10,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2018-10-01 01:52:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2018-10-01 01:52:10,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 01:52:10,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:13,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:13,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-10-01 01:52:13,579 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-10-01 01:52:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 01:52:13,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:14,217 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:15,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2018-10-01 01:52:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2018-10-01 01:52:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 01:52:15,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:16,235 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 31 states and 65 transitions. [2018-10-01 01:52:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 65 transitions. [2018-10-01 01:52:17,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 01:52:17,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:19,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 33 states and 72 transitions. [2018-10-01 01:52:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 72 transitions. [2018-10-01 01:52:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 01:52:19,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:21,582 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 80 transitions. [2018-10-01 01:52:23,565 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 80 transitions. [2018-10-01 01:52:23,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 01:52:23,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 37 states and 88 transitions. [2018-10-01 01:52:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 88 transitions. [2018-10-01 01:52:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 01:52:27,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 39 states and 96 transitions. [2018-10-01 01:52:32,137 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 96 transitions. [2018-10-01 01:52:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 01:52:32,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:34,189 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:37,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 41 states and 105 transitions. [2018-10-01 01:52:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 105 transitions. [2018-10-01 01:52:37,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 01:52:37,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:43,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 43 states and 114 transitions. [2018-10-01 01:52:43,347 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 114 transitions. [2018-10-01 01:52:43,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 01:52:43,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 45 states and 123 transitions. [2018-10-01 01:52:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 123 transitions. [2018-10-01 01:52:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 01:52:50,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:52:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:52:59,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:52:59,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 47 states and 133 transitions. [2018-10-01 01:52:59,489 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 133 transitions. [2018-10-01 01:52:59,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 01:52:59,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:52:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:53:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:53:09,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:53:09,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 49 states and 143 transitions. [2018-10-01 01:53:09,308 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 143 transitions. [2018-10-01 01:53:09,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 01:53:09,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:53:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:53:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:53:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:53:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 51 states and 153 transitions. [2018-10-01 01:53:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 153 transitions. [2018-10-01 01:53:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 01:53:20,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:53:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:53:25,748 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:53:32,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:53:32,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 53 states and 164 transitions. [2018-10-01 01:53:32,867 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 164 transitions. [2018-10-01 01:53:32,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 01:53:32,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:53:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:53:39,087 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:53:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:53:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 55 states and 174 transitions. [2018-10-01 01:53:46,575 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 174 transitions. [2018-10-01 01:53:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 01:53:46,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:53:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:53:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:54:02,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:54:02,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 57 states and 185 transitions. [2018-10-01 01:54:02,754 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 185 transitions. [2018-10-01 01:54:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 01:54:02,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:54:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:54:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:54:20,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:54:20,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 59 states and 197 transitions. [2018-10-01 01:54:20,089 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 197 transitions. [2018-10-01 01:54:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 01:54:20,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:54:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:54:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:54:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:54:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 61 states and 208 transitions. [2018-10-01 01:54:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 208 transitions. [2018-10-01 01:54:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 01:54:39,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:54:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:54:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:55:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:55:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 63 states and 219 transitions. [2018-10-01 01:55:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 219 transitions. [2018-10-01 01:55:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 01:55:01,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:55:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:55:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:55:25,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:55:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 65 states and 232 transitions. [2018-10-01 01:55:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 232 transitions. [2018-10-01 01:55:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 01:55:25,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:55:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:55:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:55:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:55:51,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 67 states and 244 transitions. [2018-10-01 01:55:51,819 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 244 transitions. [2018-10-01 01:55:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 01:55:51,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:55:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:56:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:56:20,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:56:20,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 69 states and 256 transitions. [2018-10-01 01:56:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 256 transitions. [2018-10-01 01:56:20,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 01:56:20,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:56:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:56:35,614 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:56:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:56:52,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 71 states and 269 transitions. [2018-10-01 01:56:52,816 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 269 transitions. [2018-10-01 01:56:52,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 01:56:52,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:56:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:57:09,017 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:57:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:57:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 73 states and 282 transitions. [2018-10-01 01:57:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 282 transitions. [2018-10-01 01:57:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 01:57:27,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:57:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:57:45,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:58:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:58:05,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 75 states and 295 transitions. [2018-10-01 01:58:05,861 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 295 transitions. [2018-10-01 01:58:05,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 01:58:05,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:58:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:58:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:58:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:58:47,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 77 states and 309 transitions. [2018-10-01 01:58:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 309 transitions. [2018-10-01 01:58:47,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 01:58:47,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:58:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 01:59:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 01:59:38,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 01:59:38,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 79 states and 322 transitions. [2018-10-01 01:59:38,357 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 322 transitions. [2018-10-01 01:59:38,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 01:59:38,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 01:59:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:00:01,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:00:28,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:00:28,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 81 states and 336 transitions. [2018-10-01 02:00:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 336 transitions. [2018-10-01 02:00:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 02:00:28,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:00:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:00:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:01:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:01:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 83 states and 351 transitions. [2018-10-01 02:01:22,553 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 351 transitions. [2018-10-01 02:01:22,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 02:01:22,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:01:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:01:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:02:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:02:21,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 85 states and 364 transitions. [2018-10-01 02:02:21,354 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 364 transitions. [2018-10-01 02:02:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:02:21,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:02:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:02:51,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:03:24,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:03:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 87 states and 378 transitions. [2018-10-01 02:03:24,525 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 378 transitions. [2018-10-01 02:03:24,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 02:03:24,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:03:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:03:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:04:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:04:32,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 89 states and 394 transitions. [2018-10-01 02:04:32,994 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 394 transitions. [2018-10-01 02:04:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:04:32,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:04:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-01 02:05:02,491 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-01 02:05:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:05:02,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-01 02:05:02,633 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-01 02:05:02,634 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 02:05:02,636 INFO L168 Benchmark]: Toolchain (without parser) took 779340.01 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 188.2 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-01 02:05:02,639 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:05:02,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.53 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:05:02,641 INFO L168 Benchmark]: Boogie Preprocessor took 23.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-01 02:05:02,642 INFO L168 Benchmark]: RCFGBuilder took 310.31 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:05:02,642 INFO L168 Benchmark]: CodeCheck took 778959.52 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 167.0 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-01 02:05:02,650 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1833 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.53 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 310.31 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 778959.52 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 167.0 MB). Peak memory consumption was 2.0 GB. 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/afnp2014.c.i_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-05-02-669.csv Completed graceful shutdown