./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label53.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_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/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_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/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_1774b358-f83a-4248-8fff-2cd807a00540/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 f09951f8169d75602552a0c69d410baacae8493e4742c50eb18d4008647dffd9 .................................................................................................................................................................................................................................................................................................................................................................................... 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 03:59:40,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:59:40,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:59:40,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:59:40,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:59:40,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:59:40,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:59:40,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:59:40,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:59:40,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:59:40,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:59:40,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:59:40,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:59:40,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:59:40,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:59:40,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:59:40,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:59:40,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:59:40,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:59:40,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:59:40,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:59:40,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:59:40,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:59:40,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:59:40,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:59:40,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:59:40,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:59:40,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:59:40,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:59:40,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:59:40,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:59:40,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:59:40,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:59:40,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:59:40,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:59:40,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:59:40,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:59:40,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:59:40,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:59:40,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:59:40,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:59:40,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:59:40,961 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:59:40,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:59:40,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:59:40,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:59:40,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:59:40,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:59:40,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:59:40,966 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:59:40,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:59:40,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:59:40,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:59:40,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:59:40,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:59:40,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:59:40,968 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:59:40,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:59:40,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:59:40,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:59:40,970 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:59:40,970 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:59:40,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:59:40,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:59:40,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:59:40,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:59:40,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:59:40,972 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:59:40,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:59:40,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:59:40,973 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_1774b358-f83a-4248-8fff-2cd807a00540/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f09951f8169d75602552a0c69d410baacae8493e4742c50eb18d4008647dffd9 [2021-10-29 03:59:41,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:59:41,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:59:41,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:59:41,277 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:59:41,282 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:59:41,284 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2021-10-29 03:59:41,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/data/8bd449a85/26720698103a4b17a36cc548aceb9900/FLAG3445be443 [2021-10-29 03:59:42,116 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:59:42,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2021-10-29 03:59:42,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/data/8bd449a85/26720698103a4b17a36cc548aceb9900/FLAG3445be443 [2021-10-29 03:59:42,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/data/8bd449a85/26720698103a4b17a36cc548aceb9900 [2021-10-29 03:59:42,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:59:42,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:59:42,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:59:42,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:59:42,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:59:42,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:59:42" (1/1) ... [2021-10-29 03:59:42,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f897c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:42, skipping insertion in model container [2021-10-29 03:59:42,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:59:42" (1/1) ... [2021-10-29 03:59:42,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:59:42,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:59:42,725 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_1774b358-f83a-4248-8fff-2cd807a00540/sv-benchmarks/c/eca-rers2012/Problem14_label53.c[5103,5116] [2021-10-29 03:59:43,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:59:43,014 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:59:43,067 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_1774b358-f83a-4248-8fff-2cd807a00540/sv-benchmarks/c/eca-rers2012/Problem14_label53.c[5103,5116] [2021-10-29 03:59:43,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:59:43,193 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:59:43,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43 WrapperNode [2021-10-29 03:59:43,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:59:43,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:59:43,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:59:43,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:59:43,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:59:43,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:59:43,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:59:43,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:59:43,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:59:43,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:59:43,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:59:43,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:59:43,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:59:43" (1/1) ... [2021-10-29 03:59:43,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:59:43,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:59:43,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:59:43,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:59:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:59:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:59:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:59:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:59:57,983 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:59:57,984 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:59:57,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:59:57 BoogieIcfgContainer [2021-10-29 03:59:57,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:59:57,988 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:59:57,988 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:59:57,999 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:59:57,999 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:59:57" (1/1) ... [2021-10-29 03:59:58,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:59:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:59:58,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-10-29 03:59:58,043 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-10-29 03:59:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:59:58,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:59:58,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:59:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:59:58,248 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 03:59:58,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:59:58,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2021-10-29 03:59:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2021-10-29 03:59:58,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:59:58,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:59:58,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:59:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:59:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:59:59,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:59:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-10-29 03:59:59,418 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-10-29 03:59:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:59:59,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:59:59,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:59:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:00,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:01,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:01,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2021-10-29 04:00:01,787 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2021-10-29 04:00:01,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:00:01,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:01,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2021-10-29 04:00:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2021-10-29 04:00:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:00:02,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:02,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:06,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 39 states and 78 transitions. [2021-10-29 04:00:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 78 transitions. [2021-10-29 04:00:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:00:06,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:06,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:07,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:08,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2021-10-29 04:00:08,000 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2021-10-29 04:00:08,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:00:08,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:08,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:13,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 49 states and 108 transitions. [2021-10-29 04:00:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 108 transitions. [2021-10-29 04:00:13,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:00:13,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:13,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:17,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:17,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 57 states and 125 transitions. [2021-10-29 04:00:17,077 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 125 transitions. [2021-10-29 04:00:17,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:00:17,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:17,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:18,559 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:19,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 58 states and 130 transitions. [2021-10-29 04:00:19,049 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 130 transitions. [2021-10-29 04:00:19,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:00:19,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:19,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:25,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:25,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 67 states and 159 transitions. [2021-10-29 04:00:25,296 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 159 transitions. [2021-10-29 04:00:25,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:00:25,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:25,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:29,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:29,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 75 states and 184 transitions. [2021-10-29 04:00:29,838 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 184 transitions. [2021-10-29 04:00:29,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:00:29,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:29,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:31,991 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:33,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:33,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 80 states and 193 transitions. [2021-10-29 04:00:33,140 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 193 transitions. [2021-10-29 04:00:33,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:00:33,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:33,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:35,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 81 states and 195 transitions. [2021-10-29 04:00:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 195 transitions. [2021-10-29 04:00:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:00:35,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:35,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:37,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 83 states and 199 transitions. [2021-10-29 04:00:37,937 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 199 transitions. [2021-10-29 04:00:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 04:00:37,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:37,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:41,832 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 89 states and 220 transitions. [2021-10-29 04:00:45,906 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 220 transitions. [2021-10-29 04:00:45,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 04:00:45,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:45,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:48,710 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:49,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 92 states and 223 transitions. [2021-10-29 04:00:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 223 transitions. [2021-10-29 04:00:49,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 04:00:49,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:49,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:00:52,797 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:00:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:00:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 94 states and 226 transitions. [2021-10-29 04:00:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 226 transitions. [2021-10-29 04:00:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:00:53,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:00:53,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:00:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:01:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:01:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:01:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 99 states and 235 transitions. [2021-10-29 04:01:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 235 transitions. [2021-10-29 04:01:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:01:03,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:01:03,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:01:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:01:09,274 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:01:10,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:01:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 101 states and 240 transitions. [2021-10-29 04:01:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 240 transitions. [2021-10-29 04:01:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 04:01:10,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:01:10,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:01:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:01:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:01:15,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:01:15,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 75 states and 177 transitions. [2021-10-29 04:01:15,204 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 177 transitions. [2021-10-29 04:01:15,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:01:15,205 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2021-10-29 04:01:15,214 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:01:16,950 INFO L565 CodeCheckObserver]: Invariant with dag size 59 [2021-10-29 04:01:16,964 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:01:16,965 INFO L565 CodeCheckObserver]: Invariant with dag size 60 [2021-10-29 04:01:16,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:01:16 ImpRootNode [2021-10-29 04:01:16,968 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:01:16,969 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:01:16,969 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:01:16,969 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:01:16,969 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:59:57" (3/4) ... [2021-10-29 04:01:16,973 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:01:17,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 221 nodes and edges [2021-10-29 04:01:17,006 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-10-29 04:01:17,008 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-29 04:01:17,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:01:17,195 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:01:17,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:01:17,197 INFO L168 Benchmark]: Toolchain (without parser) took 94883.31 ms. Allocated memory was 104.9 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 72.6 MB in the beginning and 1.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 792.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:01:17,198 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:01:17,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.63 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 72.6 MB in the beginning and 79.1 MB in the end (delta: -6.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:01:17,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.47 ms. Allocated memory is still 125.8 MB. Free memory was 79.1 MB in the beginning and 69.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:01:17,200 INFO L168 Benchmark]: Boogie Preprocessor took 141.83 ms. Allocated memory is still 125.8 MB. Free memory was 69.1 MB in the beginning and 63.2 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:01:17,200 INFO L168 Benchmark]: RCFGBuilder took 14514.32 ms. Allocated memory was 125.8 MB in the beginning and 759.2 MB in the end (delta: 633.3 MB). Free memory was 63.2 MB in the beginning and 473.0 MB in the end (delta: -409.7 MB). Peak memory consumption was 225.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:01:17,201 INFO L168 Benchmark]: CodeCheck took 78980.22 ms. Allocated memory was 759.2 MB in the beginning and 2.2 GB in the end (delta: 1.5 GB). Free memory was 473.0 MB in the beginning and 1.4 GB in the end (delta: -941.6 MB). Peak memory consumption was 519.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:01:17,201 INFO L168 Benchmark]: Witness Printer took 227.35 ms. Allocated memory is still 2.2 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:01:17,204 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, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 77.1s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 6403732 SDtfs, 13519740 SDslu, 8613160 SDs, 0 SdLazy, 40747666 SolverSat, 6185830 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5347 GetRequests, 4738 SyntacticMatches, 283 SemanticMatches, 326 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58958 ImplicationChecksByTransitivity, 27.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 21.1s SatisfiabilityAnalysisTime, 26.9s InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 428 ConstructedInterpolants, 0 QuantifiedInterpolants, 9745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 1 PerfectInterpolantSequences, 0/997 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: 161]: 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: 30]: Loop Invariant Derived loop invariant: ((((((((((!(7 == a21) && a12 <= 599999) && 8 <= a15) || (!(8 <= a15) && a12 <= 1)) || (0 <= 49 + a12 && 49 + a12 <= 0)) || ((a15 <= 8 && (a15 <= 5 || 8 <= a15)) && a21 == 10)) || a21 == 6) || (!(49 + a12 <= 0) && a12 <= 1)) || (!(a15 <= 5 || 8 <= a15) && ((((a12 <= 11 || !(a24 == 1)) || a15 <= 6) || 80 < a12) || 10 < a21))) || ((a15 <= 8 && (7 == a21 || a15 <= 5)) && !(a21 <= 7 && a12 <= 2))) || ((!((a15 <= 8 && 8 <= a15) || a15 <= 5) && !(10 <= a21)) && a12 <= 599999)) || (!(a24 == 1) && 49 + a12 <= 0) - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((((((((!(7 == a21) && a12 <= 599999) && 8 <= a15) || (!(a15 == 8) && 49 + a12 <= 0)) || (!(a15 <= 5 || 8 <= a15) && (((a12 <= 11 || !(a24 == 1)) || a15 <= 6) || 81 <= a12))) || (a15 < 8 && !(a21 == 10 || a15 <= 5))) || (8 < a15 && a12 <= 599999)) || (0 <= 49 + a12 && 49 + a12 <= 0)) || ((a15 <= 8 && (a15 <= 5 || 8 <= a15)) && a21 == 10)) || a21 == 6) || (!(49 + a12 <= 0) && a12 <= 1)) || (!(a24 == 1) && 49 + a12 < 0)) || ((a15 <= 8 && (7 == a21 || a15 <= 5)) && !(a21 <= 7 && a12 <= 2)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 873.63 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 72.6 MB in the beginning and 79.1 MB in the end (delta: -6.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.47 ms. Allocated memory is still 125.8 MB. Free memory was 79.1 MB in the beginning and 69.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 141.83 ms. Allocated memory is still 125.8 MB. Free memory was 69.1 MB in the beginning and 63.2 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 14514.32 ms. Allocated memory was 125.8 MB in the beginning and 759.2 MB in the end (delta: 633.3 MB). Free memory was 63.2 MB in the beginning and 473.0 MB in the end (delta: -409.7 MB). Peak memory consumption was 225.2 MB. Max. memory is 16.1 GB. * CodeCheck took 78980.22 ms. Allocated memory was 759.2 MB in the beginning and 2.2 GB in the end (delta: 1.5 GB). Free memory was 473.0 MB in the beginning and 1.4 GB in the end (delta: -941.6 MB). Peak memory consumption was 519.2 MB. Max. memory is 16.1 GB. * Witness Printer took 227.35 ms. Allocated memory is still 2.2 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:01:17,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1774b358-f83a-4248-8fff-2cd807a00540/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...