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/fragtest_simple.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:16:02,538 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:16:02,541 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:16:02,553 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:16:02,553 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:16:02,554 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:16:02,555 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:16:02,557 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:16:02,558 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:16:02,559 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:16:02,560 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:16:02,560 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:16:02,561 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:16:02,562 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:16:02,563 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:16:02,564 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:16:02,565 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:16:02,567 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:16:02,569 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:16:02,570 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:16:02,572 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:16:02,573 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:16:02,578 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:16:02,580 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:16:02,580 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:16:02,581 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:16:02,582 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:16:02,583 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:16:02,587 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:16:02,589 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:16:02,590 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:16:02,590 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:16:02,592 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:16:02,592 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:16:02,593 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:16:02,595 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:16:02,595 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 [2018-10-04 13:16:02,620 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:16:02,620 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:16:02,621 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:16:02,621 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:16:02,621 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:16:02,623 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:16:02,623 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:16:02,623 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:16:02,623 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:16:02,623 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:16:02,624 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:16:02,624 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:16:02,624 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:16:02,624 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:16:02,624 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:16:02,625 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:16:02,626 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:16:02,626 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:16:02,626 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:16:02,627 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:16:02,627 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:16:02,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:16:02,627 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:16:02,627 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:16:02,628 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:16:02,628 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:16:02,628 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:16:02,628 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:16:02,629 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:16:02,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:16:02,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:16:02,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:16:02,708 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:16:02,708 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:16:02,709 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/fragtest_simple.i_4.bpl [2018-10-04 13:16:02,709 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/fragtest_simple.i_4.bpl' [2018-10-04 13:16:02,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:16:02,778 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:16:02,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:16:02,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:16:02,779 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:16:02,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:16:02,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:16:02,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:16:02,821 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:16:02,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (1/1) ... [2018-10-04 13:16:02,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:16:02,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:16:02,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:16:02,853 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:16:02,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:02" (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 [2018-10-04 13:16:02,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:16:02,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:16:03,227 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:16:03,228 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:16:03 BoogieIcfgContainer [2018-10-04 13:16:03,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:16:03,228 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:16:03,228 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:16:03,239 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:16:03,239 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:16:03" (1/1) ... [2018-10-04 13:16:03,252 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:16:03,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:16:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:16:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:16:03,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:03,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:03,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-10-04 13:16:03,744 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-10-04 13:16:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:16:03,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2018-10-04 13:16:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2018-10-04 13:16:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:16:04,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:05,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-10-04 13:16:05,985 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-10-04 13:16:05,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:16:05,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:06,151 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:06,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2018-10-04 13:16:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2018-10-04 13:16:06,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:16:06,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:07,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2018-10-04 13:16:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2018-10-04 13:16:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:16:08,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2018-10-04 13:16:08,881 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2018-10-04 13:16:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:16:08,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:09,199 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:09,938 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-10-04 13:16:11,196 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2018-10-04 13:16:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:12,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2018-10-04 13:16:12,384 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2018-10-04 13:16:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:16:12,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:12,717 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:13,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2018-10-04 13:16:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2018-10-04 13:16:13,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:16:13,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2018-10-04 13:16:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2018-10-04 13:16:15,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:16:15,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2018-10-04 13:16:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-10-04 13:16:16,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:16:16,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:16,584 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 30 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:17,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:17,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2018-10-04 13:16:17,895 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2018-10-04 13:16:17,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:16:17,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:19,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:19,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2018-10-04 13:16:19,535 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2018-10-04 13:16:19,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:16:19,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:19,852 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:21,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:21,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2018-10-04 13:16:21,401 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2018-10-04 13:16:21,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:16:21,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 56 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:23,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2018-10-04 13:16:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2018-10-04 13:16:23,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:16:23,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:23,660 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 56 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:24,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2018-10-04 13:16:24,965 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2018-10-04 13:16:24,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:16:24,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 72 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:27,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:27,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 59 states and 70 transitions. [2018-10-04 13:16:27,923 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2018-10-04 13:16:27,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:16:27,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 63 states and 75 transitions. [2018-10-04 13:16:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2018-10-04 13:16:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:16:29,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:30,281 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:31,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 65 states and 77 transitions. [2018-10-04 13:16:31,883 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 77 transitions. [2018-10-04 13:16:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:16:31,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:32,424 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 90 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:34,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 69 states and 82 transitions. [2018-10-04 13:16:34,265 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2018-10-04 13:16:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:16:34,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:34,681 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2018-10-04 13:16:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2018-10-04 13:16:36,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:16:36,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 110 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:38,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 89 transitions. [2018-10-04 13:16:38,788 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2018-10-04 13:16:38,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:16:38,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:39,206 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 132 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:41,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:41,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2018-10-04 13:16:41,144 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2018-10-04 13:16:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:16:41,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:42,260 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 132 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2018-10-04 13:16:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2018-10-04 13:16:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:16:44,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 156 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:47,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 83 states and 98 transitions. [2018-10-04 13:16:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 98 transitions. [2018-10-04 13:16:47,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:16:47,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:47,896 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 156 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:50,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 87 states and 103 transitions. [2018-10-04 13:16:50,372 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 103 transitions. [2018-10-04 13:16:50,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:16:50,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 182 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:53,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 89 states and 105 transitions. [2018-10-04 13:16:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 105 transitions. [2018-10-04 13:16:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:16:53,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:54,691 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 182 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:56,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2018-10-04 13:16:56,877 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2018-10-04 13:16:56,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:16:56,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 210 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:00,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:00,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2018-10-04 13:17:00,520 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2018-10-04 13:17:00,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:17:00,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:01,180 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 210 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:03,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 99 states and 117 transitions. [2018-10-04 13:17:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 117 transitions. [2018-10-04 13:17:03,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:17:03,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:04,304 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 240 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 101 states and 119 transitions. [2018-10-04 13:17:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 119 transitions. [2018-10-04 13:17:06,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:17:06,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:07,415 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:10,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 105 states and 124 transitions. [2018-10-04 13:17:10,131 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2018-10-04 13:17:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:17:10,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 272 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 107 states and 126 transitions. [2018-10-04 13:17:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 126 transitions. [2018-10-04 13:17:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:17:13,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:15,141 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 272 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:17,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:17,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 111 states and 131 transitions. [2018-10-04 13:17:17,798 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2018-10-04 13:17:17,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:17:17,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:18,387 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 306 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:21,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 113 states and 133 transitions. [2018-10-04 13:17:21,516 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 133 transitions. [2018-10-04 13:17:21,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:17:21,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:22,287 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 306 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:25,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 117 states and 138 transitions. [2018-10-04 13:17:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2018-10-04 13:17:25,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:17:25,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 342 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:29,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:29,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 119 states and 140 transitions. [2018-10-04 13:17:29,407 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 140 transitions. [2018-10-04 13:17:29,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:17:29,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:30,036 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 342 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:32,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:32,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 123 states and 145 transitions. [2018-10-04 13:17:32,952 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-10-04 13:17:32,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:17:32,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:33,724 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 380 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 125 states and 147 transitions. [2018-10-04 13:17:37,117 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2018-10-04 13:17:37,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:17:37,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 380 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:41,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 129 states and 152 transitions. [2018-10-04 13:17:41,505 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 152 transitions. [2018-10-04 13:17:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:17:41,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 420 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:45,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 131 states and 154 transitions. [2018-10-04 13:17:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 154 transitions. [2018-10-04 13:17:45,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:17:45,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 420 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:50,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 135 states and 159 transitions. [2018-10-04 13:17:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2018-10-04 13:17:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:17:50,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 462 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:55,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 137 states and 161 transitions. [2018-10-04 13:17:55,049 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 161 transitions. [2018-10-04 13:17:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:17:55,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 462 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:59,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:59,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 141 states and 166 transitions. [2018-10-04 13:17:59,792 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 166 transitions. [2018-10-04 13:17:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:17:59,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:00,716 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 506 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:04,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 143 states and 168 transitions. [2018-10-04 13:18:04,227 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2018-10-04 13:18:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:18:04,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:05,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 506 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:09,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:09,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 147 states and 173 transitions. [2018-10-04 13:18:09,173 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2018-10-04 13:18:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:18:09,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 552 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:16,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 149 states and 175 transitions. [2018-10-04 13:18:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 175 transitions. [2018-10-04 13:18:16,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:18:16,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:17,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 552 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:21,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:21,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 180 transitions. [2018-10-04 13:18:21,786 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 180 transitions. [2018-10-04 13:18:21,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:18:21,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:22,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 600 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:26,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:26,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 155 states and 182 transitions. [2018-10-04 13:18:26,679 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 182 transitions. [2018-10-04 13:18:26,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:18:26,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 600 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 159 states and 187 transitions. [2018-10-04 13:18:32,237 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2018-10-04 13:18:32,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:18:32,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:33,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 650 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:37,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:37,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 161 states and 189 transitions. [2018-10-04 13:18:37,565 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 189 transitions. [2018-10-04 13:18:37,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:18:37,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:38,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 650 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:42,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:42,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 165 states and 194 transitions. [2018-10-04 13:18:42,802 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 194 transitions. [2018-10-04 13:18:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:18:42,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 702 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:48,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 167 states and 196 transitions. [2018-10-04 13:18:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 196 transitions. [2018-10-04 13:18:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:18:48,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 702 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 171 states and 201 transitions. [2018-10-04 13:18:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 201 transitions. [2018-10-04 13:18:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:18:53,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 756 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:59,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 173 states and 203 transitions. [2018-10-04 13:18:59,553 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 203 transitions. [2018-10-04 13:18:59,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:18:59,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 756 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:05,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 177 states and 208 transitions. [2018-10-04 13:19:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 208 transitions. [2018-10-04 13:19:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:19:05,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:05,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:05,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 812 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:10,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:10,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 179 states and 210 transitions. [2018-10-04 13:19:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 210 transitions. [2018-10-04 13:19:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:19:10,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 812 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:16,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:16,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 183 states and 215 transitions. [2018-10-04 13:19:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 215 transitions. [2018-10-04 13:19:16,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:19:16,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 870 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 185 states and 217 transitions. [2018-10-04 13:19:22,592 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 217 transitions. [2018-10-04 13:19:22,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:19:22,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 870 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 189 states and 222 transitions. [2018-10-04 13:19:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 222 transitions. [2018-10-04 13:19:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:19:28,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:29,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 930 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:34,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:34,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 191 states and 224 transitions. [2018-10-04 13:19:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 224 transitions. [2018-10-04 13:19:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:19:34,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:35,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 930 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 195 states and 229 transitions. [2018-10-04 13:19:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 229 transitions. [2018-10-04 13:19:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:19:41,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1922 backedges. 992 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 197 states and 231 transitions. [2018-10-04 13:19:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 231 transitions. [2018-10-04 13:19:47,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:19:47,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:48,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 992 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:53,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 201 states and 236 transitions. [2018-10-04 13:19:53,821 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 236 transitions. [2018-10-04 13:19:53,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:19:53,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:54,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2048 backedges. 1056 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:20:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:20:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 203 states and 238 transitions. [2018-10-04 13:20:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 238 transitions. [2018-10-04 13:20:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-04 13:20:00,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:20:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:20:01,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1056 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:20:06,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:20:06,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 207 states and 243 transitions. [2018-10-04 13:20:06,815 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 243 transitions. [2018-10-04 13:20:06,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-04 13:20:06,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:20:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 13:20:07,458 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 13:20:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:20:07,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:20:07,614 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 13:20:07,614 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:20:07,616 INFO L168 Benchmark]: Toolchain (without parser) took 244839.08 ms. Allocated memory was 1.6 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -919.6 MB). Peak memory consumption was 965.2 MB. Max. memory is 7.1 GB. [2018-10-04 13:20:07,617 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:20:07,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.05 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:20:07,618 INFO L168 Benchmark]: Boogie Preprocessor took 31.98 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:20:07,618 INFO L168 Benchmark]: RCFGBuilder took 374.70 ms. Allocated memory is still 1.6 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. [2018-10-04 13:20:07,619 INFO L168 Benchmark]: CodeCheck took 244387.01 ms. Allocated memory was 1.6 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -940.7 MB). Peak memory consumption was 944.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:20:07,624 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 XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.05 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.98 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 374.70 ms. Allocated memory is still 1.6 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 244387.01 ms. Allocated memory was 1.6 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: -940.7 MB). Peak memory consumption was 944.1 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/fragtest_simple.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-20-07-636.csv Completed graceful shutdown