./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/list-ext.i --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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/list-ext.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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 75539a96800eea0d91d3dad14f0ad356c5f8079fa4f6dcf5bbfcb193296a44a8 --- 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 20:58:35,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:58:35,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:58:35,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:58:35,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:58:35,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:58:35,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:58:35,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:58:35,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:58:35,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:58:35,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:58:35,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:58:35,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:58:35,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:58:35,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:58:35,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:58:35,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:58:35,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:58:35,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:58:35,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:58:35,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:58:35,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:58:35,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:58:35,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:58:35,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:58:35,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:58:35,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:58:35,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:58:35,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:58:35,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:58:35,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:58:35,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:58:35,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:58:35,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:58:35,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:58:35,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:58:35,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:58:35,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:58:35,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:58:35,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:58:35,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:58:35,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 20:58:35,334 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:58:35,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:58:35,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:58:35,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:58:35,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:58:35,336 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:58:35,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:58:35,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:58:35,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:58:35,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:58:35,336 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:58:35,336 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:58:35,337 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:58:35,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:58:35,337 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:58:35,337 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:58:35,337 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:58:35,337 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:58:35,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:58:35,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:58:35,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:58:35,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:58:35,338 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:58:35,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:58:35,338 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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75539a96800eea0d91d3dad14f0ad356c5f8079fa4f6dcf5bbfcb193296a44a8 [2022-12-14 20:58:35,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:58:35,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:58:35,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:58:35,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:58:35,531 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:58:35,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext-properties/list-ext.i [2022-12-14 20:58:38,050 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:58:38,261 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:58:38,261 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/sv-benchmarks/c/list-ext-properties/list-ext.i [2022-12-14 20:58:38,271 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data/14e472a70/4333f067cb454c5ba224607813477288/FLAGdf67db260 [2022-12-14 20:58:38,284 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data/14e472a70/4333f067cb454c5ba224607813477288 [2022-12-14 20:58:38,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:58:38,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:58:38,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:58:38,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:58:38,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:58:38,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0723e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38, skipping insertion in model container [2022-12-14 20:58:38,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:58:38,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:58:38,546 WARN L237 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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/sv-benchmarks/c/list-ext-properties/list-ext.i[23551,23564] [2022-12-14 20:58:38,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:58:38,563 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:58:38,598 WARN L237 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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/sv-benchmarks/c/list-ext-properties/list-ext.i[23551,23564] [2022-12-14 20:58:38,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:58:38,619 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:58:38,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38 WrapperNode [2022-12-14 20:58:38,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:58:38,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:58:38,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:58:38,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:58:38,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,656 INFO L138 Inliner]: procedures = 124, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 137 [2022-12-14 20:58:38,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:58:38,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:58:38,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:58:38,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:58:38,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,682 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:58:38,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:58:38,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:58:38,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:58:38,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:38" (1/1) ... [2022-12-14 20:58:38,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:58:38,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:58:38,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:58:38,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:58:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:58:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:58:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:58:38,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:58:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:58:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:58:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:58:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:58:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:58:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:58:38,849 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:58:38,851 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:58:39,147 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:58:39,197 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:58:39,197 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 20:58:39,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:58:39 BoogieIcfgContainer [2022-12-14 20:58:39,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:58:39,200 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:58:39,201 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:58:39,210 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:58:39,210 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:58:39" (1/1) ... [2022-12-14 20:58:39,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:58:39,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:39,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2022-12-14 20:58:39,265 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2022-12-14 20:58:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:58:39,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:39,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:39,373 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 20:58:39,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 78 states and 89 transitions. [2022-12-14 20:58:39,397 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 89 transitions. [2022-12-14 20:58:39,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:58:39,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:39,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:39,508 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 20:58:39,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2022-12-14 20:58:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2022-12-14 20:58:39,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:58:39,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:39,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:39,649 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 20:58:39,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:39,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 84 states and 99 transitions. [2022-12-14 20:58:39,807 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 99 transitions. [2022-12-14 20:58:39,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:58:39,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:39,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:39,847 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 20:58:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2022-12-14 20:58:39,867 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2022-12-14 20:58:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:58:39,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:39,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:39,926 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 20:58:39,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:39,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 90 states and 109 transitions. [2022-12-14 20:58:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 109 transitions. [2022-12-14 20:58:39,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:58:39,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:39,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:39,994 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 20:58:40,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 91 states and 110 transitions. [2022-12-14 20:58:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 110 transitions. [2022-12-14 20:58:40,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:58:40,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,066 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 20:58:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 92 states and 111 transitions. [2022-12-14 20:58:40,082 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 111 transitions. [2022-12-14 20:58:40,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:58:40,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,163 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 20:58:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 91 states and 110 transitions. [2022-12-14 20:58:40,177 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 110 transitions. [2022-12-14 20:58:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:58:40,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,254 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 20:58:40,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 93 states and 113 transitions. [2022-12-14 20:58:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 113 transitions. [2022-12-14 20:58:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:58:40,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,287 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 20:58:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 92 states and 112 transitions. [2022-12-14 20:58:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2022-12-14 20:58:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:58:40,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,374 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 20:58:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 98 states and 122 transitions. [2022-12-14 20:58:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 122 transitions. [2022-12-14 20:58:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:58:40,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,635 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 20:58:40,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 97 states and 121 transitions. [2022-12-14 20:58:40,652 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 121 transitions. [2022-12-14 20:58:40,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:58:40,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,716 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 20:58:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 98 states and 125 transitions. [2022-12-14 20:58:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 125 transitions. [2022-12-14 20:58:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:58:40,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:40,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,834 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 20:58:41,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 105 states and 139 transitions. [2022-12-14 20:58:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 139 transitions. [2022-12-14 20:58:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:58:41,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,079 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 20:58:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 112 states and 154 transitions. [2022-12-14 20:58:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2022-12-14 20:58:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:58:41,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,291 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 20:58:41,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 111 states and 153 transitions. [2022-12-14 20:58:41,305 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 153 transitions. [2022-12-14 20:58:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:58:41,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,362 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 20:58:41,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 114 states and 157 transitions. [2022-12-14 20:58:41,386 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2022-12-14 20:58:41,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:58:41,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,401 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 20:58:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 113 states and 156 transitions. [2022-12-14 20:58:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 156 transitions. [2022-12-14 20:58:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:58:41,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,456 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 20:58:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 114 states and 163 transitions. [2022-12-14 20:58:41,480 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2022-12-14 20:58:41,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:58:41,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,495 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 20:58:41,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 115 states and 164 transitions. [2022-12-14 20:58:41,508 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 164 transitions. [2022-12-14 20:58:41,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:58:41,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,562 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 20:58:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 117 states and 169 transitions. [2022-12-14 20:58:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 169 transitions. [2022-12-14 20:58:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:58:41,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,696 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 20:58:41,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 116 states and 168 transitions. [2022-12-14 20:58:41,708 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 168 transitions. [2022-12-14 20:58:41,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:58:41,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,753 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 20:58:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:41,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 118 states and 173 transitions. [2022-12-14 20:58:41,832 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 173 transitions. [2022-12-14 20:58:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:58:41,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:41,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:41,963 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:42,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 110 states and 156 transitions. [2022-12-14 20:58:42,326 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 156 transitions. [2022-12-14 20:58:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:58:42,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:42,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:42,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:42,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2022-12-14 20:58:42,852 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2022-12-14 20:58:42,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:58:42,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:42,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:43,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:43,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 107 states and 155 transitions. [2022-12-14 20:58:43,637 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2022-12-14 20:58:43,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:58:43,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:43,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:43,651 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 20:58:43,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:43,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 106 states and 154 transitions. [2022-12-14 20:58:43,662 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2022-12-14 20:58:43,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:58:43,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:43,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:43,693 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 20:58:43,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 108 states and 157 transitions. [2022-12-14 20:58:43,705 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2022-12-14 20:58:43,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:58:43,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:43,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:43,727 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 20:58:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 107 states and 156 transitions. [2022-12-14 20:58:43,737 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2022-12-14 20:58:43,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:58:43,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:43,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:43,779 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 20:58:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 110 states and 164 transitions. [2022-12-14 20:58:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 164 transitions. [2022-12-14 20:58:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:58:43,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:43,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 111 states and 165 transitions. [2022-12-14 20:58:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2022-12-14 20:58:44,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:58:44,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:44,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:44,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:44,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 112 states and 166 transitions. [2022-12-14 20:58:44,778 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 166 transitions. [2022-12-14 20:58:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:58:44,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:44,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:44,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:46,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:46,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 116 states and 176 transitions. [2022-12-14 20:58:46,101 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 176 transitions. [2022-12-14 20:58:46,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:58:46,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:46,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:46,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:46,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:46,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 130 transitions. [2022-12-14 20:58:46,649 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2022-12-14 20:58:46,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:58:46,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:46,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:58:46,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:58:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:58:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:58:46,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:58:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:58:46,727 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 35 iterations. [2022-12-14 20:58:46,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:58:46 ImpRootNode [2022-12-14 20:58:46,746 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:58:46,747 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:58:46,747 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:58:46,747 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:58:46,747 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:58:39" (3/4) ... [2022-12-14 20:58:46,749 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 20:58:46,750 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:58:46,750 INFO L158 Benchmark]: Toolchain (without parser) took 8463.23ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 95.7MB in the beginning and 113.7MB in the end (delta: -18.0MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2022-12-14 20:58:46,750 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:58:46,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.45ms. Allocated memory is still 132.1MB. Free memory was 95.4MB in the beginning and 78.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 20:58:46,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.10ms. Allocated memory is still 132.1MB. Free memory was 78.2MB in the beginning and 76.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:58:46,751 INFO L158 Benchmark]: Boogie Preprocessor took 29.46ms. Allocated memory is still 132.1MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:58:46,752 INFO L158 Benchmark]: RCFGBuilder took 512.80ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 74.4MB in the beginning and 153.6MB in the end (delta: -79.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-12-14 20:58:46,752 INFO L158 Benchmark]: CodeCheck took 7545.96ms. Allocated memory is still 197.1MB. Free memory was 153.6MB in the beginning and 113.7MB in the end (delta: 40.0MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2022-12-14 20:58:46,752 INFO L158 Benchmark]: Witness Printer took 2.83ms. Allocated memory is still 197.1MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:58:46,754 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, 78 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 35, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3104 SdHoareTripleChecker+Valid, 8.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2316 mSDsluCounter, 3093 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2103 mSDsCounter, 1837 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6964 IncrementalHoareTripleChecker+Invalid, 8801 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1837 mSolverCounterUnsat, 990 mSDtfsCounter, 6964 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2838 GetRequests, 2629 SyntacticMatches, 59 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8657 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 295 ConstructedInterpolants, 0 QuantifiedInterpolants, 1550 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 34 PerfectInterpolantSequences, 14/14 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 - UnprovableResult [Line: 568]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 568. Possible FailurePath: [L532] int i = 0; [L533] int y = 0; [L534] List a = (List) malloc(sizeof(struct node)); [L535] COND FALSE !(a == 0) [L536] List t; [L537] List p = a; VAL [a={2425:0}, i=0, p={2425:0}, y=0] [L538] i < 10 && __VERIFIER_nondet_int() [L538] i < 10 && __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, a={2425:0}, i=0, i < 10 && __VERIFIER_nondet_int()=0, p={2425:0}, y=0] [L538] COND FALSE !(i < 10 && __VERIFIER_nondet_int()) [L546] y < 10 && __VERIFIER_nondet_int() [L546] y < 10 && __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=0, a={2425:0}, i=0, p={2425:0}, y=0, y < 10 && __VERIFIER_nondet_int()=0] [L546] COND FALSE !(y < 10 && __VERIFIER_nondet_int()) [L554] p->h = 3 VAL [a={2425:0}, i=0, p={2425:0}, y=0] [L555] p->n = 0 [L556] i = 0 [L557] y = 0 [L558] p = a VAL [a={2425:0}, i=0, p={2425:0}, y=0] [L559] EXPR p->h VAL [a={2425:0}, i=0, p={2425:0}, p->h=3, y=0] [L559] COND FALSE !(p->h == 1) [L563] EXPR p->h VAL [a={2425:0}, i=0, p={2425:0}, p->h=3, y=0] [L563] COND FALSE !(p->h == 2) [L567] EXPR p->h VAL [a={2425:0}, i=0, p={2425:0}, p->h=3, y=0] [L567] COND TRUE p->h != 3 || (i + y) < 20 [L568] reach_error() VAL [a={2425:0}, i=0, p={2425:0}, y=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.45ms. Allocated memory is still 132.1MB. Free memory was 95.4MB in the beginning and 78.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.10ms. Allocated memory is still 132.1MB. Free memory was 78.2MB in the beginning and 76.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.46ms. Allocated memory is still 132.1MB. Free memory was 76.1MB in the beginning and 74.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 512.80ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 74.4MB in the beginning and 153.6MB in the end (delta: -79.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 7545.96ms. Allocated memory is still 197.1MB. Free memory was 153.6MB in the beginning and 113.7MB in the end (delta: 40.0MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Witness Printer took 2.83ms. Allocated memory is still 197.1MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 20:58:46,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/list-ext.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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 75539a96800eea0d91d3dad14f0ad356c5f8079fa4f6dcf5bbfcb193296a44a8 --- 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 20:58:48,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:58:48,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:58:48,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:58:48,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:58:48,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:58:48,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:58:48,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:58:48,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:58:48,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:58:48,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:58:48,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:58:48,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:58:48,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:58:48,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:58:48,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:58:48,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:58:48,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:58:48,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:58:48,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:58:48,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:58:48,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:58:48,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:58:48,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:58:48,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:58:48,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:58:48,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:58:48,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:58:48,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:58:48,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:58:48,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:58:48,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:58:48,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:58:48,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:58:48,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:58:48,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:58:48,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:58:48,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:58:48,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:58:48,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:58:48,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:58:48,397 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 20:58:48,420 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:58:48,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:58:48,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:58:48,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:58:48,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:58:48,422 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:58:48,422 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:58:48,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:58:48,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:58:48,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:58:48,423 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:58:48,423 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:58:48,423 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:58:48,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:58:48,424 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:58:48,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:58:48,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:58:48,424 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:58:48,424 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:58:48,425 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:58:48,425 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:58:48,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:58:48,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:58:48,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:58:48,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:58:48,426 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:58:48,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:58:48,426 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:58:48,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:58:48,427 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75539a96800eea0d91d3dad14f0ad356c5f8079fa4f6dcf5bbfcb193296a44a8 [2022-12-14 20:58:48,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:58:48,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:58:48,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:58:48,676 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:58:48,677 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:58:48,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext-properties/list-ext.i [2022-12-14 20:58:51,278 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:58:51,451 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:58:51,451 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/sv-benchmarks/c/list-ext-properties/list-ext.i [2022-12-14 20:58:51,460 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data/52cb33104/b7d0ded5f52548d297ffe0135f272388/FLAG7c58424c0 [2022-12-14 20:58:51,472 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/data/52cb33104/b7d0ded5f52548d297ffe0135f272388 [2022-12-14 20:58:51,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:58:51,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:58:51,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:58:51,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:58:51,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:58:51,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14632342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51, skipping insertion in model container [2022-12-14 20:58:51,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:58:51,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:58:51,693 WARN L237 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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/sv-benchmarks/c/list-ext-properties/list-ext.i[23551,23564] [2022-12-14 20:58:51,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:58:51,707 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:58:51,733 WARN L237 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_fc1083a4-191c-4b5c-aeb0-e997fb82c783/sv-benchmarks/c/list-ext-properties/list-ext.i[23551,23564] [2022-12-14 20:58:51,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:58:51,771 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:58:51,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51 WrapperNode [2022-12-14 20:58:51,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:58:51,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:58:51,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:58:51,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:58:51,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,811 INFO L138 Inliner]: procedures = 127, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 126 [2022-12-14 20:58:51,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:58:51,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:58:51,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:58:51,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:58:51,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:58:51,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:58:51,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:58:51,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:58:51,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:58:51" (1/1) ... [2022-12-14 20:58:51,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:58:51,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:58:51,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:58:51,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:58:51,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:58:51,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:58:51,984 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:58:51,986 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:58:52,373 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:58:52,405 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:58:52,405 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 20:58:52,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:58:52 BoogieIcfgContainer [2022-12-14 20:58:52,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:58:52,407 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:58:52,407 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:58:52,414 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:58:52,414 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:58:52" (1/1) ... [2022-12-14 20:58:52,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:58:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:52,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 87 transitions. [2022-12-14 20:58:52,457 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 87 transitions. [2022-12-14 20:58:52,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:58:52,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:52,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:52,488 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 20:58:52,491 INFO L158 Benchmark]: Toolchain (without parser) took 1016.03ms. Allocated memory is still 75.5MB. Free memory was 53.1MB in the beginning and 33.5MB in the end (delta: 19.7MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2022-12-14 20:58:52,491 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:58:52,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.30ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 52.9MB in the end (delta: 71.5kB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2022-12-14 20:58:52,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.60ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 50.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:58:52,493 INFO L158 Benchmark]: Boogie Preprocessor took 30.02ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 48.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:58:52,495 INFO L158 Benchmark]: RCFGBuilder took 563.66ms. Allocated memory is still 75.5MB. Free memory was 48.7MB in the beginning and 39.7MB in the end (delta: 9.0MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-12-14 20:58:52,495 INFO L158 Benchmark]: CodeCheck took 82.87ms. Allocated memory is still 75.5MB. Free memory was 39.4MB in the beginning and 33.5MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:58:52,497 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.30ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 52.9MB in the end (delta: 71.5kB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.60ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 50.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.02ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 48.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 563.66ms. Allocated memory is still 75.5MB. Free memory was 48.7MB in the beginning and 39.7MB in the end (delta: 9.0MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * CodeCheck took 82.87ms. Allocated memory is still 75.5MB. Free memory was 39.4MB in the beginning and 33.5MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:58:52,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc1083a4-191c-4b5c-aeb0-e997fb82c783/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared