./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/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_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 12544117846b274bd1cb12a6694f8fda1d77f0b1327b2e9a353cfe44563b100a --- 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 18:42:41,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:42:41,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:42:41,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:42:41,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:42:41,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:42:41,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:42:41,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:42:41,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:42:41,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:42:41,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:42:41,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:42:41,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:42:41,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:42:41,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:42:41,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:42:41,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:42:41,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:42:41,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:42:41,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:42:41,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:42:41,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:42:41,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:42:41,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:42:41,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:42:41,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:42:41,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:42:41,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:42:41,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:42:41,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:42:41,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:42:41,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:42:42,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:42:42,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:42:42,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:42:42,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:42:42,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:42:42,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:42:42,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:42:42,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:42:42,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:42:42,005 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:42:42,025 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:42:42,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:42:42,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:42:42,031 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:42:42,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:42:42,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:42:42,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:42:42,032 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:42:42,032 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:42:42,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:42:42,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:42:42,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:42:42,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:42:42,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:42:42,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:42:42,033 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:42:42,034 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:42:42,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:42:42,034 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:42:42,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:42:42,034 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:42:42,034 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:42:42,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:42:42,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:42:42,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:42:42,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:42:42,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:42:42,035 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:42:42,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:42:42,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:42:42,036 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_6d0029b2-2815-4c79-a590-24811c1ba2a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12544117846b274bd1cb12a6694f8fda1d77f0b1327b2e9a353cfe44563b100a [2022-12-14 18:42:42,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:42:42,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:42:42,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:42:42,254 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:42:42,254 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:42:42,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2022-12-14 18:42:44,769 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:42:44,986 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:42:44,986 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2022-12-14 18:42:44,998 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/data/943ae0e43/72b21a8b191f4aea8de30d600c95d1b7/FLAG63233b537 [2022-12-14 18:42:45,338 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/data/943ae0e43/72b21a8b191f4aea8de30d600c95d1b7 [2022-12-14 18:42:45,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:42:45,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:42:45,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:42:45,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:42:45,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:42:45,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72449465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45, skipping insertion in model container [2022-12-14 18:42:45,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:42:45,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:42:45,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:42:45,685 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:42:45,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:42:45,759 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:42:45,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45 WrapperNode [2022-12-14 18:42:45,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:42:45,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:42:45,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:42:45,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:42:45,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,792 INFO L138 Inliner]: procedures = 164, calls = 72, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 51 [2022-12-14 18:42:45,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:42:45,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:42:45,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:42:45,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:42:45,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,809 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:42:45,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:42:45,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:42:45,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:42:45,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:42:45" (1/1) ... [2022-12-14 18:42:45,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:42:45,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:42:45,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:42:45,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:42:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 18:42:45,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 18:42:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:42:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:42:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 18:42:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 18:42:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:42:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 18:42:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:42:45,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:42:45,950 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:42:45,952 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:42:46,054 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:42:46,085 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:42:46,086 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:42:46,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:42:46 BoogieIcfgContainer [2022-12-14 18:42:46,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:42:46,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:42:46,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:42:46,095 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:42:46,096 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:42:46" (1/1) ... [2022-12-14 18:42:46,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:42:46,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-12-14 18:42:46,140 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-12-14 18:42:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:42:46,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:46,310 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 18:42:46,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 31 transitions. [2022-12-14 18:42:46,362 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-12-14 18:42:46,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:42:46,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 38 transitions. [2022-12-14 18:42:46,534 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-12-14 18:42:46,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:42:46,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:46,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 40 transitions. [2022-12-14 18:42:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-12-14 18:42:46,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:42:46,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:46,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 41 transitions. [2022-12-14 18:42:46,698 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-12-14 18:42:46,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:42:46,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:46,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 42 transitions. [2022-12-14 18:42:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-12-14 18:42:46,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:42:46,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:46,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:46,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 47 transitions. [2022-12-14 18:42:46,875 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2022-12-14 18:42:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:42:46,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:46,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:46,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:46,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 49 transitions. [2022-12-14 18:42:46,951 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-12-14 18:42:46,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:42:46,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:46,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:47,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 54 transitions. [2022-12-14 18:42:47,088 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2022-12-14 18:42:47,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 18:42:47,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:47,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:47,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 18:42:47,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 53 transitions. [2022-12-14 18:42:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2022-12-14 18:42:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 18:42:47,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:47,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:47,220 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:42:47,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:47,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 58 transitions. [2022-12-14 18:42:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2022-12-14 18:42:47,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:42:47,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:47,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:47,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:42:47,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 66 transitions. [2022-12-14 18:42:47,560 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-12-14 18:42:47,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:42:47,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:47,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:42:47,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:47,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 72 transitions. [2022-12-14 18:42:47,737 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-14 18:42:47,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:42:47,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:47,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 18:42:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:48,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 82 transitions. [2022-12-14 18:42:48,120 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2022-12-14 18:42:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:42:48,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:48,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:48,169 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 18:42:48,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 85 transitions. [2022-12-14 18:42:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-12-14 18:42:48,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:42:48,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:48,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:48,348 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:42:48,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 64 states and 88 transitions. [2022-12-14 18:42:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-12-14 18:42:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 18:42:48,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:48,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 18:42:48,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:48,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 54 transitions. [2022-12-14 18:42:48,695 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-12-14 18:42:48,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:42:48,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:48,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:42:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 45 states and 56 transitions. [2022-12-14 18:42:49,011 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-12-14 18:42:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 18:42:49,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:49,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 18:42:49,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 51 states and 66 transitions. [2022-12-14 18:42:49,436 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-12-14 18:42:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:42:49,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:49,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 18:42:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:49,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 56 states and 72 transitions. [2022-12-14 18:42:49,823 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-12-14 18:42:49,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 18:42:49,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:49,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 18:42:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:51,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 82 transitions. [2022-12-14 18:42:51,325 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-12-14 18:42:51,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 18:42:51,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:51,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 18:42:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 68 states and 92 transitions. [2022-12-14 18:42:51,836 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2022-12-14 18:42:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 18:42:51,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:51,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:51,928 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 18:42:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:52,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 69 states and 93 transitions. [2022-12-14 18:42:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2022-12-14 18:42:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 18:42:52,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:52,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 18:42:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 75 states and 103 transitions. [2022-12-14 18:42:52,716 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-12-14 18:42:52,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 18:42:52,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:52,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:52,810 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 18:42:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 76 states and 104 transitions. [2022-12-14 18:42:53,000 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-12-14 18:42:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 18:42:53,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:53,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:53,232 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 18:42:53,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:53,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 82 states and 114 transitions. [2022-12-14 18:42:53,697 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2022-12-14 18:42:53,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 18:42:53,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:53,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:53,819 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 18:42:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:54,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 83 states and 115 transitions. [2022-12-14 18:42:54,032 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2022-12-14 18:42:54,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 18:42:54,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:54,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 18:42:54,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:54,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 89 states and 125 transitions. [2022-12-14 18:42:54,651 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2022-12-14 18:42:54,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 18:42:54,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:54,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 18:42:54,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 90 states and 126 transitions. [2022-12-14 18:42:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 126 transitions. [2022-12-14 18:42:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 18:42:54,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:54,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 18:42:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:55,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 96 states and 136 transitions. [2022-12-14 18:42:55,663 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2022-12-14 18:42:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 18:42:55,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:55,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 18:42:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:56,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 97 states and 137 transitions. [2022-12-14 18:42:56,053 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2022-12-14 18:42:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:42:56,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:56,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 18:42:56,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:56,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 103 states and 147 transitions. [2022-12-14 18:42:56,977 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2022-12-14 18:42:56,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:42:56,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:56,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:57,173 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 18:42:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:57,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 104 states and 148 transitions. [2022-12-14 18:42:57,440 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2022-12-14 18:42:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 18:42:57,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:57,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-14 18:42:58,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:58,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 110 states and 157 transitions. [2022-12-14 18:42:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 157 transitions. [2022-12-14 18:42:58,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 18:42:58,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:58,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:58,273 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-14 18:42:58,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:58,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 111 states and 158 transitions. [2022-12-14 18:42:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2022-12-14 18:42:58,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 18:42:58,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:58,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-14 18:43:05,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:43:05,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 139 states and 202 transitions. [2022-12-14 18:43:05,029 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2022-12-14 18:43:05,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 18:43:05,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:43:05,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:43:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:43:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-14 18:43:06,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:43:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 87 states and 118 transitions. [2022-12-14 18:43:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2022-12-14 18:43:06,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:43:06,892 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-12-14 18:43:06,900 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-12-14 18:43:07,119 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:43:07,122 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:43:07,123 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:43:07,123 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:43:07,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:43:07 ImpRootNode [2022-12-14 18:43:07,123 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:43:07,124 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:43:07,124 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:43:07,124 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:43:07,124 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:42:46" (3/4) ... [2022-12-14 18:43:07,126 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:43:07,130 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-12-14 18:43:07,132 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-14 18:43:07,132 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 18:43:07,132 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 18:43:07,156 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:43:07,156 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:43:07,157 INFO L158 Benchmark]: Toolchain (without parser) took 21815.38ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 109.8MB in the beginning and 109.6MB in the end (delta: 260.5kB). Peak memory consumption was 110.3MB. Max. memory is 16.1GB. [2022-12-14 18:43:07,157 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 146.8MB. Free memory was 113.5MB in the beginning and 113.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:43:07,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.18ms. Allocated memory is still 146.8MB. Free memory was 109.8MB in the beginning and 88.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 18:43:07,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.89ms. Allocated memory is still 146.8MB. Free memory was 88.3MB in the beginning and 86.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:43:07,158 INFO L158 Benchmark]: Boogie Preprocessor took 18.77ms. Allocated memory is still 146.8MB. Free memory was 86.3MB in the beginning and 84.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:43:07,158 INFO L158 Benchmark]: RCFGBuilder took 275.78ms. Allocated memory is still 146.8MB. Free memory was 84.7MB in the beginning and 71.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 18:43:07,158 INFO L158 Benchmark]: CodeCheck took 21035.13ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 71.0MB in the beginning and 112.6MB in the end (delta: -41.7MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2022-12-14 18:43:07,158 INFO L158 Benchmark]: Witness Printer took 32.63ms. Allocated memory is still 255.9MB. Free memory was 112.6MB in the beginning and 109.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:43:07,160 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 20.8s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5402 SdHoareTripleChecker+Valid, 10.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3516 mSDsluCounter, 4328 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2872 mSDsCounter, 3155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10937 IncrementalHoareTripleChecker+Invalid, 14092 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3155 mSolverCounterUnsat, 1456 mSDtfsCounter, 10937 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11096 GetRequests, 10571 SyntacticMatches, 157 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69570 ImplicationChecksByTransitivity, 15.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 1443 ConstructedInterpolants, 0 QuantifiedInterpolants, 3755 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 9 PerfectInterpolantSequences, 1786/3910 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 146.8MB. Free memory was 113.5MB in the beginning and 113.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.18ms. Allocated memory is still 146.8MB. Free memory was 109.8MB in the beginning and 88.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.89ms. Allocated memory is still 146.8MB. Free memory was 88.3MB in the beginning and 86.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.77ms. Allocated memory is still 146.8MB. Free memory was 86.3MB in the beginning and 84.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 275.78ms. Allocated memory is still 146.8MB. Free memory was 84.7MB in the beginning and 71.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 21035.13ms. Allocated memory was 146.8MB in the beginning and 255.9MB in the end (delta: 109.1MB). Free memory was 71.0MB in the beginning and 112.6MB in the end (delta: -41.7MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. * Witness Printer took 32.63ms. Allocated memory is still 255.9MB. Free memory was 112.6MB in the beginning and 109.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 18:43:07,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d0029b2-2815-4c79-a590-24811c1ba2a8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE