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/sum04.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:24:38,941 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:24:38,942 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:24:38,960 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:24:38,961 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:24:38,962 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:24:38,963 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:24:38,965 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:24:38,968 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:24:38,969 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:24:38,969 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:24:38,971 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:24:38,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:24:38,980 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:24:38,981 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:24:38,982 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:24:38,983 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:24:38,986 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:24:38,989 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:24:38,992 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:24:38,993 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:24:38,995 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:24:38,999 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:24:38,999 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:24:38,999 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:24:39,000 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:24:39,001 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:24:39,002 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:24:39,003 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:24:39,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:24:39,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:24:39,005 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:24:39,005 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:24:39,005 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:24:39,006 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:24:39,007 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:24:39,007 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 13:24:39,030 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:24:39,031 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:24:39,032 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:24:39,032 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:24:39,033 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:24:39,034 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:24:39,034 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:24:39,034 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:24:39,034 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:24:39,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:24:39,035 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:24:39,035 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:24:39,035 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:24:39,035 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:24:39,035 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:24:39,036 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:24:39,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:24:39,037 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:24:39,037 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:24:39,037 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:24:39,037 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:24:39,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:24:39,037 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:24:39,038 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:24:39,038 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:24:39,038 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:24:39,038 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:24:39,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:24:39,039 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:24:39,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:24:39,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:24:39,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:24:39,119 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:24:39,120 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:24:39,120 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_4.bpl [2018-10-04 13:24:39,121 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_4.bpl' [2018-10-04 13:24:39,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:24:39,174 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:24:39,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:24:39,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:24:39,175 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:24:39,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:24:39,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:24:39,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:24:39,216 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:24:39,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:24:39,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:24:39,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:24:39,236 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:24:39,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:24:39" (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 13:24:39,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:24:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:24:39,644 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:24:39,645 INFO L202 PluginConnector]: Adding new model sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:24:39 BoogieIcfgContainer [2018-10-04 13:24:39,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:24:39,646 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:24:39,646 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:24:39,659 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:24:39,659 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:24:39" (1/1) ... [2018-10-04 13:24:39,673 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:24:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:24:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:24:39,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:24:39,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:39,916 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 13:24:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:40,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-10-04 13:24:40,117 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-10-04 13:24:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-04 13:24:40,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:40,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-10-04 13:24:40,400 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-10-04 13:24:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:24:40,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:40,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:40,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-10-04 13:24:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-10-04 13:24:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-04 13:24:40,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:40,895 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:41,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:41,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-10-04 13:24:41,096 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-10-04 13:24:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:24:41,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:41,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:41,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-10-04 13:24:41,385 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-10-04 13:24:41,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-04 13:24:41,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:41,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-10-04 13:24:41,974 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-10-04 13:24:41,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:24:41,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:42,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-10-04 13:24:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-10-04 13:24:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-04 13:24:42,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:24:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:24:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:24:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2018-10-04 13:24:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2018-10-04 13:24:42,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:24:42,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:24:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:24:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:24:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:24:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:24:42,678 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2018-10-04 13:24:42,731 INFO L202 PluginConnector]: Adding new model sum04.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:24:42 ImpRootNode [2018-10-04 13:24:42,732 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:24:42,740 INFO L168 Benchmark]: Toolchain (without parser) took 3567.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 126.9 MB). Peak memory consumption was 126.9 MB. Max. memory is 7.1 GB. [2018-10-04 13:24:42,743 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:24:42,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:24:42,748 INFO L168 Benchmark]: Boogie Preprocessor took 20.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:24:42,749 INFO L168 Benchmark]: RCFGBuilder took 409.38 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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. [2018-10-04 13:24:42,751 INFO L168 Benchmark]: CodeCheck took 3093.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. [2018-10-04 13:24:42,765 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. UNSAFE Result, 2.9s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 384 SDtfs, 1272 SDslu, 1272 SDs, 0 SdLazy, 3180 SolverSat, 1148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 773 GetRequests, 666 SyntacticMatches, 77 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 108 ConstructedInterpolants, 0 QuantifiedInterpolants, 5292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 0/224 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 33]: assertion can be violated assertion can be violated We found a FailurePath: [L10] havoc main_#res; [L11] havoc main_#t~post0, main_~i~4, main_~sn~4; [L12] havoc main_~i~4; [L13] main_~sn~4 := 0; [L14] main_~i~4 := 1; VAL [main_~i~4=1, main_~sn~4=0] [L17] assume true; VAL [main_~i~4=1, main_~sn~4=0] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=1, main_~sn~4=0] [L37] assume main_~i~4 < 4; [L38] main_~sn~4 := main_~sn~4 + 2; [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=2, main_~sn~4=2] [L17] assume true; VAL [main_~i~4=2, main_~sn~4=2] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=2, main_~sn~4=2] [L37] assume main_~i~4 < 4; [L38] main_~sn~4 := main_~sn~4 + 2; [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=3, main_~sn~4=4] [L17] assume true; VAL [main_~i~4=3, main_~sn~4=4] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=3, main_~sn~4=4] [L37] assume main_~i~4 < 4; [L38] main_~sn~4 := main_~sn~4 + 2; [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=4, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=4, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=4, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=5, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=5, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=5, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=6, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=6, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=6, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=7, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=7, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=7, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=8, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=8, main_~sn~4=6] [L30] assume !!(main_~i~4 <= 8); VAL [main_~i~4=8, main_~sn~4=6] [L41] assume !(main_~i~4 < 4); [L44] main_#t~post0 := main_~i~4; [L45] main_~i~4 := main_#t~post0 + 1; [L46] havoc main_#t~post0; VAL [main_~i~4=9, main_~sn~4=6] [L17] assume true; VAL [main_~i~4=9, main_~sn~4=6] [L22] assume !(main_~i~4 <= 8); [L23] __VERIFIER_assert_#in~cond := (if main_~sn~4 == 16 || main_~sn~4 == 0 then 1 else 0); [L24] havoc __VERIFIER_assert_~cond; [L25] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L26] assume __VERIFIER_assert_~cond == 0; [L27] assume !false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~4=9, main_~sn~4=6] [L33] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0, main_~i~4=9, main_~sn~4=6] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 409.38 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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 3093.45 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum04.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_13-24-42-784.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum04.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-24-42-784.csv Received shutdown request...