./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa1df4216228ace3c3c1088507575f9600e9db06 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:43:24,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:43:24,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:43:24,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:43:24,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:43:24,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:43:24,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:43:24,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:43:24,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:43:24,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:43:24,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:43:24,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:43:24,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:43:24,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:43:24,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:43:24,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:43:24,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:43:24,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:43:24,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:43:24,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:43:24,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:43:24,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:43:24,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:43:24,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:43:24,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:43:24,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:43:24,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:43:24,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:43:24,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:43:24,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:43:24,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:43:24,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:43:24,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:43:24,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:43:24,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:43:24,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:43:24,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:43:24,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:43:24,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:43:24,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:43:24,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:43:24,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 16:43:24,271 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:43:24,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:43:24,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:43:24,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:43:24,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:43:24,274 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:43:24,274 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:43:24,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:43:24,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:43:24,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:43:24,275 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:43:24,275 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:43:24,276 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:43:24,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:43:24,276 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:43:24,276 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:43:24,276 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:43:24,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:43:24,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:43:24,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:43:24,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:43:24,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:43:24,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:43:24,283 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:43:24,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:43:24,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1df4216228ace3c3c1088507575f9600e9db06 [2020-12-01 16:43:24,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:43:24,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:43:24,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:43:24,697 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:43:24,698 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:43:24,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/../../sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i [2020-12-01 16:43:24,809 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/data/4b942f115/b411556c3f7343d79c8b09b77f78fa07/FLAGc6d2b96db [2020-12-01 16:43:25,493 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:43:25,494 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/sv-benchmarks/c/array-memsafety/stroeder2-alloca-1.i [2020-12-01 16:43:25,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/data/4b942f115/b411556c3f7343d79c8b09b77f78fa07/FLAGc6d2b96db [2020-12-01 16:43:25,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/data/4b942f115/b411556c3f7343d79c8b09b77f78fa07 [2020-12-01 16:43:25,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:43:25,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:43:25,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:43:25,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:43:25,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:43:25,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:25" (1/1) ... [2020-12-01 16:43:25,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ee3abfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:25, skipping insertion in model container [2020-12-01 16:43:25,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:43:25" (1/1) ... [2020-12-01 16:43:25,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:43:25,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:43:26,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:43:26,156 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:43:26,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:43:26,327 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:43:26,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26 WrapperNode [2020-12-01 16:43:26,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:43:26,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:43:26,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:43:26,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:43:26,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:43:26,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:43:26,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:43:26,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:43:26,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:26,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:43:26,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:43:26,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:43:26,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:43:26,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:43:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/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 [2020-12-01 16:43:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:43:26,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:43:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:43:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:43:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:43:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:43:26,995 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:43:26,995 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 16:43:26,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:26 BoogieIcfgContainer [2020-12-01 16:43:27,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:43:27,014 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:43:27,014 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:43:27,028 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:43:27,045 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:26" (1/1) ... [2020-12-01 16:43:27,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:43:27,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2020-12-01 16:43:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2020-12-01 16:43:27,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 16:43:27,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:27,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:27,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:27,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:27,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2020-12-01 16:43:27,355 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2020-12-01 16:43:27,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 16:43:27,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:27,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2020-12-01 16:43:27,754 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2020-12-01 16:43:27,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:43:27,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:28,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2020-12-01 16:43:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-12-01 16:43:28,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:43:28,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:28,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:28,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2020-12-01 16:43:28,957 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2020-12-01 16:43:28,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:43:28,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:29,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2020-12-01 16:43:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2020-12-01 16:43:29,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:43:29,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2020-12-01 16:43:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-12-01 16:43:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:43:30,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:31,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:31,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2020-12-01 16:43:31,105 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2020-12-01 16:43:31,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:43:31,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2020-12-01 16:43:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2020-12-01 16:43:31,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:43:31,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:31,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:43:31,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:31,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2020-12-01 16:43:31,820 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2020-12-01 16:43:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:43:31,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:31,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:43:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2020-12-01 16:43:32,287 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2020-12-01 16:43:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:43:32,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:43:32,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2020-12-01 16:43:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2020-12-01 16:43:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:43:32,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:32,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:43:32,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:32,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2020-12-01 16:43:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2020-12-01 16:43:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:43:32,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:32,676 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:34,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:34,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2020-12-01 16:43:34,191 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2020-12-01 16:43:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:43:34,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:43:36,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:36,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 57 transitions. [2020-12-01 16:43:36,829 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 57 transitions. [2020-12-01 16:43:36,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:43:36,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:43:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 65 transitions. [2020-12-01 16:43:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 65 transitions. [2020-12-01 16:43:38,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:43:38,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:38,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2020-12-01 16:43:38,531 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2020-12-01 16:43:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:43:38,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:43:38,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:38,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2020-12-01 16:43:38,832 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2020-12-01 16:43:38,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:43:38,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:40,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:40,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2020-12-01 16:43:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2020-12-01 16:43:40,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:43:40,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:40,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:43:41,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:41,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 42 states and 75 transitions. [2020-12-01 16:43:41,451 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 75 transitions. [2020-12-01 16:43:41,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:43:41,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:41,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:43:43,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:43,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2020-12-01 16:43:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2020-12-01 16:43:43,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:43:43,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:43,999 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:43:44,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:44,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2020-12-01 16:43:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2020-12-01 16:43:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:43:44,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:44,454 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:43:44,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:44,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 86 transitions. [2020-12-01 16:43:44,924 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 86 transitions. [2020-12-01 16:43:44,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:43:44,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:44,973 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:43:45,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 49 states and 88 transitions. [2020-12-01 16:43:45,468 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 88 transitions. [2020-12-01 16:43:45,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:43:45,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:43:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:46,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 52 states and 93 transitions. [2020-12-01 16:43:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2020-12-01 16:43:46,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:43:46,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:43:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 99 transitions. [2020-12-01 16:43:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 99 transitions. [2020-12-01 16:43:47,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:43:47,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:43:47,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2020-12-01 16:43:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2020-12-01 16:43:47,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:43:47,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:43:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 57 states and 107 transitions. [2020-12-01 16:43:48,949 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 107 transitions. [2020-12-01 16:43:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:43:48,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:48,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:43:49,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 60 states and 110 transitions. [2020-12-01 16:43:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 110 transitions. [2020-12-01 16:43:49,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:43:49,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:50,267 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:56,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:56,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2020-12-01 16:43:56,345 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2020-12-01 16:43:56,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:43:56,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:56,378 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:43:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:58,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2020-12-01 16:43:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2020-12-01 16:43:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:43:58,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:58,387 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:44:02,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:02,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 147 transitions. [2020-12-01 16:44:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 147 transitions. [2020-12-01 16:44:02,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:44:02,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 16:44:02,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 80 states and 149 transitions. [2020-12-01 16:44:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 149 transitions. [2020-12-01 16:44:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:44:02,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:02,875 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 16:44:03,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:03,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 81 states and 149 transitions. [2020-12-01 16:44:03,964 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 149 transitions. [2020-12-01 16:44:03,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:44:03,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:44:08,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 84 states and 157 transitions. [2020-12-01 16:44:08,202 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 157 transitions. [2020-12-01 16:44:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:44:08,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:08,415 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:44:09,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:09,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 86 states and 161 transitions. [2020-12-01 16:44:09,786 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 161 transitions. [2020-12-01 16:44:09,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:44:09,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:44:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 91 states and 174 transitions. [2020-12-01 16:44:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 174 transitions. [2020-12-01 16:44:16,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:44:16,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:16,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:44:19,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 94 states and 180 transitions. [2020-12-01 16:44:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 180 transitions. [2020-12-01 16:44:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:44:19,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:44:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:21,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 96 states and 182 transitions. [2020-12-01 16:44:21,841 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 182 transitions. [2020-12-01 16:44:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:44:21,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:44:24,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 98 states and 186 transitions. [2020-12-01 16:44:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 186 transitions. [2020-12-01 16:44:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:44:24,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:24,354 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:44:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:25,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 99 states and 186 transitions. [2020-12-01 16:44:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 186 transitions. [2020-12-01 16:44:25,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 16:44:25,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:44:26,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 102 states and 189 transitions. [2020-12-01 16:44:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 189 transitions. [2020-12-01 16:44:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:44:26,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:27,031 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 16:44:33,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:33,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 107 states and 192 transitions. [2020-12-01 16:44:33,024 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 192 transitions. [2020-12-01 16:44:33,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:44:33,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:44:33,630 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-12-01 16:44:34,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 110 states and 195 transitions. [2020-12-01 16:44:34,927 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 195 transitions. [2020-12-01 16:44:34,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:44:34,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:44:36,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 111 states and 196 transitions. [2020-12-01 16:44:36,651 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 196 transitions. [2020-12-01 16:44:36,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:44:36,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-12-01 16:44:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:37,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2020-12-01 16:44:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2020-12-01 16:44:37,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:44:37,994 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2020-12-01 16:44:38,003 INFO L765 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2020-12-01 16:44:38,291 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2020-12-01 16:44:38,429 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2020-12-01 16:44:38,613 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2020-12-01 16:44:38,727 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2020-12-01 16:44:38,853 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-12-01 16:44:39,129 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2020-12-01 16:44:39,355 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2020-12-01 16:44:39,356 INFO L569 CodeCheckObserver]: Invariant with dag size 36 [2020-12-01 16:44:39,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,376 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,376 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,376 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,377 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,377 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,377 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,378 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,378 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,379 INFO L569 CodeCheckObserver]: Invariant with dag size 26 [2020-12-01 16:44:39,380 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,384 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 16:44:39,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,385 INFO L569 CodeCheckObserver]: Invariant with dag size 36 [2020-12-01 16:44:39,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,391 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,391 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,391 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:44:39 ImpRootNode [2020-12-01 16:44:39,409 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:44:39,410 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:44:39,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:44:39,410 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:44:39,411 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:43:26" (3/4) ... [2020-12-01 16:44:39,415 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 16:44:39,426 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2020-12-01 16:44:39,427 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 16:44:39,427 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 16:44:39,474 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= i && \valid[numbers] == 1) && 1 <= array_size) && i <= 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && unknown-#length-unknown[numbers] == 4 * array_size) && numbers == 0) || ((((((1 < i && \valid[numbers] == 1) && 2 <= array_size) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && i <= 2) && unknown-#length-unknown[numbers] == 4 * array_size) && numbers == 0)) || (((((\valid[numbers] == 1 && i == 0) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && unknown-#length-unknown[numbers] == 4 * array_size) && 0 < array_size) && numbers == 0)) || (((((2 < i && \valid[numbers] == 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && unknown-#length-unknown[numbers] == 4 * array_size) && 3 <= array_size) && numbers == 0) [2020-12-01 16:44:39,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((array_size <= i && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 1 == \valid[numbers]) || ((((4 * array_size <= unknown-#length-unknown[numbers] && 1 <= i) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 0 == numbers) && 1 == \valid[numbers])) || ((((4 * array_size <= unknown-#length-unknown[numbers] && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 0 == numbers) && 0 == i) && 1 == \valid[numbers]) [2020-12-01 16:44:39,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((p + 1 <= unknown-#length-unknown[p] && \valid[p] == 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 1 == \valid[numbers]) && array_size <= i + 1) && 0 < p + 1) || (((((((4 * array_size <= unknown-#length-unknown[numbers] && 0 <= numbers + 4 * i + 2) && p + 1 <= unknown-#length-unknown[p]) && \valid[p] == 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 0 == numbers) && 1 == \valid[numbers]) && 0 < p + 1) [2020-12-01 16:44:39,481 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2020-12-01 16:44:39,518 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_897f8c22-568b-4811-954a-06950cb824fb/bin/ukojak/witness.graphml [2020-12-01 16:44:39,518 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:44:39,520 INFO L168 Benchmark]: Toolchain (without parser) took 73789.16 ms. Allocated memory was 92.3 MB in the beginning and 755.0 MB in the end (delta: 662.7 MB). Free memory was 69.7 MB in the beginning and 682.6 MB in the end (delta: -612.9 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:44:39,520 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 75.5 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:44:39,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.42 ms. Allocated memory is still 92.3 MB. Free memory was 69.5 MB in the beginning and 49.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:44:39,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.22 ms. Allocated memory is still 92.3 MB. Free memory was 49.1 MB in the beginning and 68.9 MB in the end (delta: -19.8 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:44:39,523 INFO L168 Benchmark]: Boogie Preprocessor took 36.61 ms. Allocated memory is still 92.3 MB. Free memory was 68.9 MB in the beginning and 67.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:44:39,523 INFO L168 Benchmark]: RCFGBuilder took 562.91 ms. Allocated memory is still 92.3 MB. Free memory was 67.7 MB in the beginning and 43.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:44:39,524 INFO L168 Benchmark]: CodeCheck took 72395.27 ms. Allocated memory was 92.3 MB in the beginning and 755.0 MB in the end (delta: 662.7 MB). Free memory was 43.1 MB in the beginning and 685.8 MB in the end (delta: -642.7 MB). Peak memory consumption was 442.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:44:39,525 INFO L168 Benchmark]: Witness Printer took 108.64 ms. Allocated memory is still 755.0 MB. Free memory was 685.8 MB in the beginning and 682.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:44:39,528 INFO L339 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, 20 locations, 9 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 70.9s, OverallIterations: 46, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 339771208 SDslu, 2065257784 SDs, 0 SdLazy, -1365667320 SolverSat, -1243015712 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6083 GetRequests, 5368 SyntacticMatches, 259 SemanticMatches, 456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101472 ImplicationChecksByTransitivity, 66.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 584 NumberOfCodeBlocks, 584 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 539 ConstructedInterpolants, 0 QuantifiedInterpolants, 65409 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 16 PerfectInterpolantSequences, 225/354 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 536]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 536]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 527]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 522]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 520]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 520]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 534]: Loop Invariant [2020-12-01 16:44:39,539 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,540 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,541 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,541 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,542 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((((1 <= i && \valid[numbers] == 1) && 1 <= array_size) && i <= 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && unknown-#length-unknown[numbers] == 4 * array_size) && numbers == 0) || ((((((1 < i && \valid[numbers] == 1) && 2 <= array_size) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && i <= 2) && unknown-#length-unknown[numbers] == 4 * array_size) && numbers == 0)) || (((((\valid[numbers] == 1 && i == 0) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && unknown-#length-unknown[numbers] == 4 * array_size) && 0 < array_size) && numbers == 0)) || (((((2 < i && \valid[numbers] == 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && unknown-#length-unknown[numbers] == 4 * array_size) && 3 <= array_size) && numbers == 0) - InvariantResult [Line: 517]: Loop Invariant [2020-12-01 16:44:39,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,547 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,548 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,548 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,548 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: (((array_size <= i && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 1 == \valid[numbers]) || ((((4 * array_size <= unknown-#length-unknown[numbers] && 1 <= i) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 0 == numbers) && 1 == \valid[numbers])) || ((((4 * array_size <= unknown-#length-unknown[numbers] && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 0 == numbers) && 0 == i) && 1 == \valid[numbers]) - InvariantResult [Line: 527]: Loop Invariant [2020-12-01 16:44:39,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 520]: Loop Invariant [2020-12-01 16:44:39,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,552 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,552 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,552 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2020-12-01 16:44:39,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-12-01 16:44:39,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: (((((p + 1 <= unknown-#length-unknown[p] && \valid[p] == 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 1 == \valid[numbers]) && array_size <= i + 1) && 0 < p + 1) || (((((((4 * array_size <= unknown-#length-unknown[numbers] && 0 <= numbers + 4 * i + 2) && p + 1 <= unknown-#length-unknown[p]) && \valid[p] == 1) && \valid[__builtin_alloca (array_size * sizeof(int)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 0 == numbers) && 1 == \valid[numbers]) && 0 < p + 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 75.5 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 596.42 ms. Allocated memory is still 92.3 MB. Free memory was 69.5 MB in the beginning and 49.1 MB in the end (delta: 20.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.22 ms. Allocated memory is still 92.3 MB. Free memory was 49.1 MB in the beginning and 68.9 MB in the end (delta: -19.8 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.61 ms. Allocated memory is still 92.3 MB. Free memory was 68.9 MB in the beginning and 67.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 562.91 ms. Allocated memory is still 92.3 MB. Free memory was 67.7 MB in the beginning and 43.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 72395.27 ms. Allocated memory was 92.3 MB in the beginning and 755.0 MB in the end (delta: 662.7 MB). Free memory was 43.1 MB in the beginning and 685.8 MB in the end (delta: -642.7 MB). Peak memory consumption was 442.4 MB. Max. memory is 16.1 GB. * Witness Printer took 108.64 ms. Allocated memory is still 755.0 MB. Free memory was 685.8 MB in the beginning and 682.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid RESULT: Ultimate proved your program to be correct! Received shutdown request...