./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1fb17cc8fe5a0faedd7397d9dad19c9fd18716037f6fbcc01ca4a50f1481e06c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:15:24,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:15:24,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:15:24,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:15:24,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:15:24,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:15:24,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:15:24,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:15:24,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:15:24,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:15:24,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:15:24,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:15:24,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:15:24,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:15:24,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:15:24,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:15:24,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:15:24,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:15:24,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:15:24,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:15:24,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:15:24,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:15:24,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:15:24,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:15:24,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:15:24,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:15:24,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:15:24,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:15:24,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:15:24,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:15:24,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:15:24,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:15:24,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:15:24,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:15:24,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:15:24,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:15:24,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:15:24,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:15:24,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:15:24,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:15:24,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:15:24,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 19:15:24,244 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:15:24,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:15:24,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:15:24,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:15:24,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:15:24,245 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:15:24,245 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:15:24,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:15:24,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:15:24,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:15:24,246 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 19:15:24,246 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 19:15:24,246 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 19:15:24,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:15:24,247 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:15:24,247 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:15:24,247 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:15:24,247 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:15:24,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:15:24,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:15:24,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:15:24,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:15:24,248 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:15:24,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:15:24,248 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_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fb17cc8fe5a0faedd7397d9dad19c9fd18716037f6fbcc01ca4a50f1481e06c [2022-12-14 19:15:24,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:15:24,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:15:24,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:15:24,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:15:24,479 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:15:24,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/memsafety-ext3/getNumbers1-2.c [2022-12-14 19:15:27,031 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:15:27,145 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:15:27,146 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/sv-benchmarks/c/memsafety-ext3/getNumbers1-2.c [2022-12-14 19:15:27,150 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/data/5facf30b5/970de99c2eb24c2d9d3ada1f926f9073/FLAG7e1d80470 [2022-12-14 19:15:27,160 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/data/5facf30b5/970de99c2eb24c2d9d3ada1f926f9073 [2022-12-14 19:15:27,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:15:27,164 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:15:27,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:15:27,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:15:27,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:15:27,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ceeeb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27, skipping insertion in model container [2022-12-14 19:15:27,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:15:27,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:15:27,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:15:27,316 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:15:27,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:15:27,336 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:15:27,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27 WrapperNode [2022-12-14 19:15:27,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:15:27,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:15:27,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:15:27,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:15:27,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,360 INFO L138 Inliner]: procedures = 9, calls = 6, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2022-12-14 19:15:27,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:15:27,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:15:27,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:15:27,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:15:27,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,375 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:15:27,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:15:27,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:15:27,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:15:27,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:15:27,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:15:27,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:15:27,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:15:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:15:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:15:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:15:27,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:15:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:15:27,487 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:15:27,489 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:15:27,584 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:15:27,613 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:15:27,613 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:15:27,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:15:27 BoogieIcfgContainer [2022-12-14 19:15:27,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:15:27,616 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:15:27,616 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:15:27,624 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:15:27,624 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:15:27" (1/1) ... [2022-12-14 19:15:27,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:15:27,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:27,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-12-14 19:15:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-12-14 19:15:27,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:15:27,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:27,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:27,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:15:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2022-12-14 19:15:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2022-12-14 19:15:27,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:15:27,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:27,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:27,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:15:28,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-12-14 19:15:28,077 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-12-14 19:15:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:15:28,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:28,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:15:28,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:28,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-12-14 19:15:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-12-14 19:15:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 19:15:28,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:28,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:15:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-12-14 19:15:28,642 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-12-14 19:15:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:15:28,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:28,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:15:28,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-12-14 19:15:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-12-14 19:15:28,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:15:28,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:28,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:28,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:15:29,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:29,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-12-14 19:15:29,457 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-12-14 19:15:29,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:15:29,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:29,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:29,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:15:29,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:29,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-12-14 19:15:29,702 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-12-14 19:15:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:15:29,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:29,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:29,751 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:15:29,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:29,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-12-14 19:15:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-12-14 19:15:29,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:15:29,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:29,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:29,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:30,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:30,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-14 19:15:30,105 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-14 19:15:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:15:30,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:30,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:30,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-14 19:15:30,443 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-14 19:15:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:15:30,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:30,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:30,515 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-12-14 19:15:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-12-14 19:15:30,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:15:30,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:30,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:31,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:31,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-12-14 19:15:31,170 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-12-14 19:15:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:15:31,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:31,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:31,257 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-12-14 19:15:31,566 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-12-14 19:15:31,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:15:31,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:31,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:31,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2022-12-14 19:15:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-12-14 19:15:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:15:31,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:31,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2022-12-14 19:15:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-12-14 19:15:32,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:15:32,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:32,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:32,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:15:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2022-12-14 19:15:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2022-12-14 19:15:32,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:15:32,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:32,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:33,000 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-14 19:15:33,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:33,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2022-12-14 19:15:33,326 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2022-12-14 19:15:33,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:15:33,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:33,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:33,353 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-14 19:15:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2022-12-14 19:15:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2022-12-14 19:15:33,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:15:33,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:33,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:33,677 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-12-14 19:15:36,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:36,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2022-12-14 19:15:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2022-12-14 19:15:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:15:36,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:36,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-14 19:15:37,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:37,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2022-12-14 19:15:37,441 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2022-12-14 19:15:37,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:15:37,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:37,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2022-12-14 19:15:38,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:38,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-12-14 19:15:38,062 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-12-14 19:15:38,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:15:38,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:38,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:38,084 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2022-12-14 19:15:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2022-12-14 19:15:38,259 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-12-14 19:15:38,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:15:38,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:38,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:38,480 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-14 19:15:39,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:39,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-12-14 19:15:39,167 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-12-14 19:15:39,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:15:39,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:39,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:39,192 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-12-14 19:15:39,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:39,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-12-14 19:15:39,736 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-12-14 19:15:39,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:15:39,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:39,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-12-14 19:15:39,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-12-14 19:15:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-12-14 19:15:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:15:39,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:39,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:40,561 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-12-14 19:15:41,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:41,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2022-12-14 19:15:41,502 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-12-14 19:15:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:15:41,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:41,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-12-14 19:15:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2022-12-14 19:15:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2022-12-14 19:15:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:15:42,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:42,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:42,149 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-12-14 19:15:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2022-12-14 19:15:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2022-12-14 19:15:42,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:15:42,457 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2022-12-14 19:15:42,462 INFO L754 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2022-12-14 19:15:42,685 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 19:15:42,693 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2022-12-14 19:15:42,695 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2022-12-14 19:15:42,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:15:42 ImpRootNode [2022-12-14 19:15:42,696 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:15:42,697 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:15:42,697 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:15:42,697 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:15:42,698 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:15:27" (3/4) ... [2022-12-14 19:15:42,700 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:15:42,707 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-12-14 19:15:42,708 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 19:15:42,708 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 19:15:42,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\valid[array] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && i == 0) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) || (((((1 <= i && \valid[array] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) [2022-12-14 19:15:42,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\valid[numbers] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && i == 0) && 40 == unknown-#length-unknown[numbers]) && numbers == 0) || ((((\valid[numbers] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && 40 == unknown-#length-unknown[numbers]) && 1 <= i) && numbers == 0) [2022-12-14 19:15:42,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-14 19:15:42,735 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:15:42,736 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:15:42,736 INFO L158 Benchmark]: Toolchain (without parser) took 15572.01ms. Allocated memory is still 132.1MB. Free memory was 94.2MB in the beginning and 48.8MB in the end (delta: 45.3MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2022-12-14 19:15:42,737 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:15:42,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 171.52ms. Allocated memory is still 132.1MB. Free memory was 94.2MB in the beginning and 84.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:15:42,737 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.22ms. Allocated memory is still 132.1MB. Free memory was 84.4MB in the beginning and 82.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:15:42,738 INFO L158 Benchmark]: Boogie Preprocessor took 15.23ms. Allocated memory is still 132.1MB. Free memory was 82.8MB in the beginning and 81.8MB in the end (delta: 947.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:15:42,738 INFO L158 Benchmark]: RCFGBuilder took 238.81ms. Allocated memory is still 132.1MB. Free memory was 81.8MB in the beginning and 69.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:15:42,738 INFO L158 Benchmark]: CodeCheck took 15080.33ms. Allocated memory is still 132.1MB. Free memory was 69.8MB in the beginning and 52.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-12-14 19:15:42,739 INFO L158 Benchmark]: Witness Printer took 38.76ms. Allocated memory is still 132.1MB. Free memory was 52.0MB in the beginning and 48.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:15:42,741 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, 12 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 14.8s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1418 SdHoareTripleChecker+Valid, 7.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1193 mSDsluCounter, 162 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56 mSDsCounter, 1804 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5672 IncrementalHoareTripleChecker+Invalid, 7476 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1804 mSolverCounterUnsat, 106 mSDtfsCounter, 5672 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3718 GetRequests, 3346 SyntacticMatches, 114 SemanticMatches, 258 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26679 ImplicationChecksByTransitivity, 12.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 543 NumberOfCodeBlocks, 543 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 515 ConstructedInterpolants, 0 QuantifiedInterpolants, 2502 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 13 PerfectInterpolantSequences, 1338/1654 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: (((((\valid[array] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && i == 0) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) || (((((1 <= i && \valid[array] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ((((\valid[numbers] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && i == 0) && 40 == unknown-#length-unknown[numbers]) && numbers == 0) || ((((\valid[numbers] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && 40 == unknown-#length-unknown[numbers]) && 1 <= i) && numbers == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 171.52ms. Allocated memory is still 132.1MB. Free memory was 94.2MB in the beginning and 84.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.22ms. Allocated memory is still 132.1MB. Free memory was 84.4MB in the beginning and 82.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.23ms. Allocated memory is still 132.1MB. Free memory was 82.8MB in the beginning and 81.8MB in the end (delta: 947.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 238.81ms. Allocated memory is still 132.1MB. Free memory was 81.8MB in the beginning and 69.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 15080.33ms. Allocated memory is still 132.1MB. Free memory was 69.8MB in the beginning and 52.0MB in the end (delta: 17.8MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Witness Printer took 38.76ms. Allocated memory is still 132.1MB. Free memory was 52.0MB in the beginning and 48.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:15:42,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_891f5c91-27dd-4a4a-b788-698c403f0ac4/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE