./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45ff7b74faf4250f77b788e07275d725ea3dbcc73af0b2b0d64dcf5aa7f7b78a ...................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:36:02,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:36:02,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:36:02,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:36:02,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:36:02,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:36:02,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:36:02,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:36:02,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:36:02,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:36:02,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:36:02,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:36:02,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:36:02,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:36:02,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:36:02,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:36:02,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:36:02,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:36:02,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:36:02,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:36:02,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:36:02,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:36:02,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:36:02,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:36:02,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:36:02,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:36:02,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:36:02,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:36:02,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:36:02,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:36:02,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:36:02,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:36:02,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:36:02,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:36:02,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:36:02,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:36:02,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:36:02,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:36:02,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:36:02,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:36:02,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:36:02,307 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:36:02,340 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:36:02,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:36:02,341 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:36:02,342 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:36:02,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:36:02,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:36:02,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:36:02,343 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:36:02,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:36:02,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:36:02,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:36:02,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:36:02,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:36:02,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:36:02,344 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:36:02,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:36:02,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:36:02,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:36:02,345 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:36:02,345 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:36:02,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:36:02,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:36:02,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:36:02,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:36:02,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:36:02,347 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:36:02,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:36:02,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:36:02,348 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_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45ff7b74faf4250f77b788e07275d725ea3dbcc73af0b2b0d64dcf5aa7f7b78a [2021-10-29 03:36:02,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:36:02,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:36:02,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:36:02,805 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:36:02,807 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:36:02,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2021-10-29 03:36:02,921 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/data/c706cc56d/e763cbe3fee643f7aeff1e06327fe91b/FLAG351e9d7b4 [2021-10-29 03:36:03,515 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:36:03,515 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2021-10-29 03:36:03,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/data/c706cc56d/e763cbe3fee643f7aeff1e06327fe91b/FLAG351e9d7b4 [2021-10-29 03:36:03,837 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/data/c706cc56d/e763cbe3fee643f7aeff1e06327fe91b [2021-10-29 03:36:03,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:36:03,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:36:03,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:36:03,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:36:03,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:36:03,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:36:03" (1/1) ... [2021-10-29 03:36:03,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179a62d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:03, skipping insertion in model container [2021-10-29 03:36:03,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:36:03" (1/1) ... [2021-10-29 03:36:03,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:36:03,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:36:04,042 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c[526,539] [2021-10-29 03:36:04,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:36:04,071 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:36:04,087 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c[526,539] [2021-10-29 03:36:04,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:36:04,114 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:36:04,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04 WrapperNode [2021-10-29 03:36:04,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:36:04,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:36:04,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:36:04,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:36:04,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,160 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:36:04,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:36:04,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:36:04,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:36:04,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:36:04,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:36:04,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:36:04,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:36:04,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,209 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:36:04,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:36:04,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:36:04,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:36:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:36:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:36:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:36:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:36:04,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:36:04,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:36:04,758 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:36:04,759 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-29 03:36:04,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:36:04 BoogieIcfgContainer [2021-10-29 03:36:04,762 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:36:04,763 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:36:04,763 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:36:04,776 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:36:04,777 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:36:04" (1/1) ... [2021-10-29 03:36:04,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:36:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:04,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2021-10-29 03:36:04,836 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2021-10-29 03:36:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:36:04,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:04,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:05,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:36:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:05,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 38 transitions. [2021-10-29 03:36:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2021-10-29 03:36:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:36:05,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:05,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:36:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 42 transitions. [2021-10-29 03:36:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2021-10-29 03:36:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:36:05,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:05,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:05,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:36:05,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:36:06,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:06,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 49 transitions. [2021-10-29 03:36:06,309 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2021-10-29 03:36:06,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:36:06,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:06,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:06,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:36:06,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:06,702 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:36:06,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 55 transitions. [2021-10-29 03:36:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2021-10-29 03:36:06,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:36:06,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:06,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:07,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:36:07,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:07,258 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:36:07,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:07,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 63 transitions. [2021-10-29 03:36:07,599 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2021-10-29 03:36:07,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:36:07,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:07,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:07,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:36:07,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:07,924 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:36:08,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 73 transitions. [2021-10-29 03:36:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2021-10-29 03:36:08,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:36:08,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:08,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:08,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:36:08,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:36:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 46 states and 82 transitions. [2021-10-29 03:36:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2021-10-29 03:36:09,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 03:36:09,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:09,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:09,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 03:36:09,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:36:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 50 states and 90 transitions. [2021-10-29 03:36:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 90 transitions. [2021-10-29 03:36:09,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:36:09,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:09,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:09,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:36:09,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:36:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:10,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 51 states and 91 transitions. [2021-10-29 03:36:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 91 transitions. [2021-10-29 03:36:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:36:10,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:10,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:10,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:36:10,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-10-29 03:36:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:10,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 51 states and 90 transitions. [2021-10-29 03:36:10,766 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 90 transitions. [2021-10-29 03:36:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:36:10,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:10,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:10,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-29 03:36:10,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:36:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 40 states and 67 transitions. [2021-10-29 03:36:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2021-10-29 03:36:12,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:36:12,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:12,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:12,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 03:36:12,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:12,761 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 03:36:14,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:14,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 46 states and 81 transitions. [2021-10-29 03:36:14,250 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2021-10-29 03:36:14,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 03:36:14,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:14,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:14,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:14,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-29 03:36:14,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:14,984 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-29 03:36:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:15,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 52 states and 92 transitions. [2021-10-29 03:36:15,622 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2021-10-29 03:36:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:36:15,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:15,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:15,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-29 03:36:15,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:16,749 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-10-29 03:36:18,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:18,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 37 states and 51 transitions. [2021-10-29 03:36:18,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-10-29 03:36:18,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 03:36:18,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:36:18,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:36:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:36:18,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:36:18,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:36:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-29 03:36:19,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:36:19,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 32 states and 46 transitions. [2021-10-29 03:36:19,071 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2021-10-29 03:36:19,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:36:19,072 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2021-10-29 03:36:19,078 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:36:19,425 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:36:19,435 INFO L565 CodeCheckObserver]: Invariant with dag size 29 [2021-10-29 03:36:19,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:36:19 ImpRootNode [2021-10-29 03:36:19,443 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:36:19,444 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:36:19,444 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:36:19,445 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:36:19,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:36:04" (3/4) ... [2021-10-29 03:36:19,455 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:36:19,462 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-10-29 03:36:19,469 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-10-29 03:36:19,470 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:36:19,470 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:36:19,470 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:36:19,518 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:36:19,518 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:36:19,520 INFO L168 Benchmark]: Toolchain (without parser) took 15678.70 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 63.2 MB in the beginning and 50.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 59.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:36:19,521 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 100.7 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:36:19,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.71 ms. Allocated memory is still 100.7 MB. Free memory was 63.0 MB in the beginning and 53.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:36:19,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.17 ms. Allocated memory is still 100.7 MB. Free memory was 53.3 MB in the beginning and 51.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:36:19,523 INFO L168 Benchmark]: Boogie Preprocessor took 28.67 ms. Allocated memory is still 100.7 MB. Free memory was 51.8 MB in the beginning and 50.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:36:19,523 INFO L168 Benchmark]: RCFGBuilder took 570.95 ms. Allocated memory is still 100.7 MB. Free memory was 50.6 MB in the beginning and 77.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:36:19,524 INFO L168 Benchmark]: CodeCheck took 14680.75 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 77.6 MB in the beginning and 53.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:36:19,525 INFO L168 Benchmark]: Witness Printer took 74.10 ms. Allocated memory is still 146.8 MB. Free memory was 53.9 MB in the beginning and 50.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:36:19,529 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 2 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 364032 SDtfs, 120376 SDslu, 257808 SDs, 0 SdLazy, 819160 SolverSat, 314864 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4703 GetRequests, 4437 SyntacticMatches, 110 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12689 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 555 NumberOfCodeBlocks, 555 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 540 ConstructedInterpolants, 0 QuantifiedInterpolants, 2085 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1603 ConjunctsInSsa, 166 ConjunctsInUnsatCore, 15 InterpolantComputations, 9 PerfectInterpolantSequences, 1230/1271 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: 17]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((!(q == 0) || (r <= 1 && B == d)) || (!((B == 1 && p == 2) && d == 2 * B) && !((B == 1 && p == 1) && B == d))) || !(A == r)) || (B <= r && d == 2 * B) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 100.7 MB. Free memory is still 80.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 262.71 ms. Allocated memory is still 100.7 MB. Free memory was 63.0 MB in the beginning and 53.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.17 ms. Allocated memory is still 100.7 MB. Free memory was 53.3 MB in the beginning and 51.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.67 ms. Allocated memory is still 100.7 MB. Free memory was 51.8 MB in the beginning and 50.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 570.95 ms. Allocated memory is still 100.7 MB. Free memory was 50.6 MB in the beginning and 77.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * CodeCheck took 14680.75 ms. Allocated memory was 100.7 MB in the beginning and 146.8 MB in the end (delta: 46.1 MB). Free memory was 77.6 MB in the beginning and 53.9 MB in the end (delta: 23.8 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. * Witness Printer took 74.10 ms. Allocated memory is still 146.8 MB. Free memory was 53.9 MB in the beginning and 50.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:36:19,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00e83e4-5b8f-4c07-8973-461d7efb2798/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...