./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ --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 51aa0675891000edd5d1736f3584d06816ce7050b76c01d5b217260a35077c25 --- 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-6b4ec56 [2022-11-20 17:58:51,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:58:51,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:58:51,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:58:51,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:58:51,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:58:51,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:58:51,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:58:51,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:58:51,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:58:51,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:58:51,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:58:51,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:58:51,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:58:51,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:58:51,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:58:51,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:58:51,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:58:51,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:58:51,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:58:51,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:58:51,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:58:51,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:58:51,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:58:51,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:58:51,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:58:51,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:58:51,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:58:51,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:58:51,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:58:51,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:58:51,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:58:51,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:58:51,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:58:51,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:58:51,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:58:51,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:58:51,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:58:51,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:58:51,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:58:51,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:58:51,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:58:52,010 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:58:52,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:58:52,012 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:58:52,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:58:52,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:58:52,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:58:52,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:58:52,014 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:58:52,014 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:58:52,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:58:52,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:58:52,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:58:52,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:58:52,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:58:52,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:58:52,015 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:58:52,016 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:58:52,016 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:58:52,016 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:58:52,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:58:52,016 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:58:52,017 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:58:52,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:58:52,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:52,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:58:52,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:58:52,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:58:52,018 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:58:52,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:58:52,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:58:52,019 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_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51aa0675891000edd5d1736f3584d06816ce7050b76c01d5b217260a35077c25 [2022-11-20 17:58:52,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:58:52,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:58:52,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:58:52,375 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:58:52,375 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:58:52,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i [2022-11-20 17:58:55,548 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:58:55,869 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:58:55,874 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i [2022-11-20 17:58:55,888 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/data/0fcb03f1f/ed9bfcfd977446689a0781b374845731/FLAGd20f5cb13 [2022-11-20 17:58:55,902 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/data/0fcb03f1f/ed9bfcfd977446689a0781b374845731 [2022-11-20 17:58:55,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:58:55,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:58:55,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:55,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:58:55,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:58:55,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:55" (1/1) ... [2022-11-20 17:58:55,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b8f976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:55, skipping insertion in model container [2022-11-20 17:58:55,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:55" (1/1) ... [2022-11-20 17:58:55,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:58:55,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:58:56,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:56,303 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:58:56,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:56,365 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:58:56,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56 WrapperNode [2022-11-20 17:58:56,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:56,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:56,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:58:56,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:58:56,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,409 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 124 [2022-11-20 17:58:56,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:56,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:58:56,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:58:56,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:58:56,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,444 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:58:56,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:58:56,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:58:56,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:58:56,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:56" (1/1) ... [2022-11-20 17:58:56,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:56,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:58:56,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:58:56,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:58:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:58:56,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:58:56,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:58:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:58:56,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:58:56,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:58:56,699 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:58:56,702 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:58:57,031 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:58:57,129 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:58:57,129 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 17:58:57,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:58:57 BoogieIcfgContainer [2022-11-20 17:58:57,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:58:57,133 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:58:57,134 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:58:57,149 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:58:57,150 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:58:57" (1/1) ... [2022-11-20 17:58:57,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:58:57,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2022-11-20 17:58:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-11-20 17:58:57,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 17:58:57,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:57,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2022-11-20 17:58:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2022-11-20 17:58:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:58:57,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:57,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:57,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2022-11-20 17:58:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2022-11-20 17:58:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:58:57,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:57,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:58,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-11-20 17:58:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-20 17:58:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:58:58,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:58,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:58,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2022-11-20 17:58:58,257 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-11-20 17:58:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:58:58,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:58,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 52 states and 71 transitions. [2022-11-20 17:58:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2022-11-20 17:58:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:58:58,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:58,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:58,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:58,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:59,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2022-11-20 17:58:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2022-11-20 17:58:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:58:59,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:59,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:59,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:59,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2022-11-20 17:58:59,700 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2022-11-20 17:58:59,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:58:59,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:59,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:00,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:00,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2022-11-20 17:59:00,192 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2022-11-20 17:59:00,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:59:00,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:00,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:00,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:00,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 97 transitions. [2022-11-20 17:59:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2022-11-20 17:59:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:59:00,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:00,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:01,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:01,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 72 states and 107 transitions. [2022-11-20 17:59:01,276 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2022-11-20 17:59:01,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:59:01,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:01,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:01,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2022-11-20 17:59:01,968 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2022-11-20 17:59:01,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:59:01,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:01,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:02,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:02,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2022-11-20 17:59:02,180 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2022-11-20 17:59:02,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:59:02,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:02,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:02,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:02,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 79 states and 120 transitions. [2022-11-20 17:59:02,389 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2022-11-20 17:59:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:59:02,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:02,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2022-11-20 17:59:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2022-11-20 17:59:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:59:02,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:02,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 86 states and 135 transitions. [2022-11-20 17:59:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 135 transitions. [2022-11-20 17:59:03,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:03,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:03,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:03,451 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2022-11-20 17:59:04,401 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2022-11-20 17:59:04,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:04,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:04,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 96 states and 158 transitions. [2022-11-20 17:59:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 158 transitions. [2022-11-20 17:59:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:05,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:05,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:05,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:05,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 98 states and 161 transitions. [2022-11-20 17:59:05,539 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 161 transitions. [2022-11-20 17:59:05,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:05,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:05,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:06,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 103 states and 174 transitions. [2022-11-20 17:59:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 174 transitions. [2022-11-20 17:59:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:06,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:06,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:06,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2022-11-20 17:59:06,875 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2022-11-20 17:59:06,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:06,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:06,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:06,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:07,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 118 transitions. [2022-11-20 17:59:07,220 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2022-11-20 17:59:07,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:07,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:07,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:07,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:07,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 121 transitions. [2022-11-20 17:59:07,945 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2022-11-20 17:59:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:59:07,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:07,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:07,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 86 states and 124 transitions. [2022-11-20 17:59:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 124 transitions. [2022-11-20 17:59:08,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:59:08,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:08,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:59:09,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:09,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 88 states and 127 transitions. [2022-11-20 17:59:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 127 transitions. [2022-11-20 17:59:09,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:59:09,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:09,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:10,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:10,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 90 states and 131 transitions. [2022-11-20 17:59:10,542 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 131 transitions. [2022-11-20 17:59:10,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:59:10,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:10,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:10,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:10,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 90 states and 130 transitions. [2022-11-20 17:59:10,893 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 130 transitions. [2022-11-20 17:59:10,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:59:10,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:10,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:10,912 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:59:11,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:11,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 89 states and 128 transitions. [2022-11-20 17:59:11,295 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 128 transitions. [2022-11-20 17:59:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:59:11,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:11,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:11,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 124 transitions. [2022-11-20 17:59:11,609 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 124 transitions. [2022-11-20 17:59:11,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:59:11,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:11,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:11,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:12,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:12,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 89 states and 127 transitions. [2022-11-20 17:59:12,621 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2022-11-20 17:59:12,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:59:12,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:12,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:12,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:13,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 93 states and 131 transitions. [2022-11-20 17:59:13,452 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 131 transitions. [2022-11-20 17:59:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:59:13,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:13,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:13,497 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:59:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:14,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 94 states and 131 transitions. [2022-11-20 17:59:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2022-11-20 17:59:14,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:14,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:14,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:14,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 95 states and 132 transitions. [2022-11-20 17:59:14,739 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 132 transitions. [2022-11-20 17:59:14,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:14,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:14,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:14,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:59:15,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:15,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2022-11-20 17:59:15,310 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2022-11-20 17:59:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:15,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:15,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:15,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:16,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 101 states and 146 transitions. [2022-11-20 17:59:16,701 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2022-11-20 17:59:16,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:16,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:16,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:17,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 106 states and 157 transitions. [2022-11-20 17:59:17,685 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 157 transitions. [2022-11-20 17:59:17,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:17,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:17,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:18,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 108 states and 161 transitions. [2022-11-20 17:59:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 161 transitions. [2022-11-20 17:59:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:18,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:18,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 109 states and 162 transitions. [2022-11-20 17:59:18,749 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2022-11-20 17:59:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:18,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:18,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:18,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:19,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:19,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 111 states and 164 transitions. [2022-11-20 17:59:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2022-11-20 17:59:19,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:59:19,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:19,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:19,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2022-11-20 17:59:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2022-11-20 17:59:19,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:19,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:19,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:19,920 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:21,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:21,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 117 states and 181 transitions. [2022-11-20 17:59:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 181 transitions. [2022-11-20 17:59:21,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:21,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:21,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:21,477 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:21,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 118 states and 181 transitions. [2022-11-20 17:59:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 181 transitions. [2022-11-20 17:59:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:21,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:21,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:21,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:22,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 120 states and 182 transitions. [2022-11-20 17:59:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2022-11-20 17:59:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:22,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:22,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:22,324 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:59:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 122 states and 186 transitions. [2022-11-20 17:59:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 186 transitions. [2022-11-20 17:59:23,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:23,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:23,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:23,747 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:25,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:25,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 127 states and 200 transitions. [2022-11-20 17:59:25,869 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 200 transitions. [2022-11-20 17:59:25,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:25,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:25,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:25,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:27,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 132 states and 211 transitions. [2022-11-20 17:59:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 211 transitions. [2022-11-20 17:59:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:27,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:27,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:28,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 134 states and 215 transitions. [2022-11-20 17:59:28,136 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 215 transitions. [2022-11-20 17:59:28,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:28,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:28,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:28,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:59:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 135 states and 215 transitions. [2022-11-20 17:59:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 215 transitions. [2022-11-20 17:59:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:28,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:28,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:28,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:29,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 137 states and 216 transitions. [2022-11-20 17:59:29,172 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 216 transitions. [2022-11-20 17:59:29,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:29,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:29,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:29,221 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:29,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:29,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 138 states and 216 transitions. [2022-11-20 17:59:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2022-11-20 17:59:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:59:29,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:29,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:30,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:30,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 140 states and 218 transitions. [2022-11-20 17:59:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 218 transitions. [2022-11-20 17:59:30,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:30,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:30,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:30,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:59:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:32,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 145 states and 227 transitions. [2022-11-20 17:59:32,215 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 227 transitions. [2022-11-20 17:59:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:32,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:32,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:59:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 146 states and 227 transitions. [2022-11-20 17:59:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 227 transitions. [2022-11-20 17:59:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:32,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:32,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:32,760 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:59:33,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:33,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 138 states and 211 transitions. [2022-11-20 17:59:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 211 transitions. [2022-11-20 17:59:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:33,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:33,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:33,721 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:59:35,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 140 states and 215 transitions. [2022-11-20 17:59:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 215 transitions. [2022-11-20 17:59:35,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:35,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:35,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:35,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:59:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:35,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:59:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:59:35,745 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 55 iterations. [2022-11-20 17:59:35,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:59:35 ImpRootNode [2022-11-20 17:59:35,798 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:59:35,799 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:59:35,799 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:59:35,799 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:59:35,800 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:58:57" (3/4) ... [2022-11-20 17:59:35,802 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:59:35,885 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:59:35,885 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:59:35,886 INFO L158 Benchmark]: Toolchain (without parser) took 39979.11ms. Allocated memory was 159.4MB in the beginning and 406.8MB in the end (delta: 247.5MB). Free memory was 120.8MB in the beginning and 232.4MB in the end (delta: -111.6MB). Peak memory consumption was 135.8MB. Max. memory is 16.1GB. [2022-11-20 17:59:35,886 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:59:35,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.33ms. Allocated memory is still 159.4MB. Free memory was 120.8MB in the beginning and 123.2MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:59:35,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.62ms. Allocated memory is still 159.4MB. Free memory was 123.2MB in the beginning and 121.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:59:35,888 INFO L158 Benchmark]: Boogie Preprocessor took 44.75ms. Allocated memory is still 159.4MB. Free memory was 121.1MB in the beginning and 119.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:59:35,888 INFO L158 Benchmark]: RCFGBuilder took 676.91ms. Allocated memory is still 159.4MB. Free memory was 119.5MB in the beginning and 101.1MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:59:35,889 INFO L158 Benchmark]: CodeCheck took 38664.76ms. Allocated memory was 159.4MB in the beginning and 406.8MB in the end (delta: 247.5MB). Free memory was 100.6MB in the beginning and 235.5MB in the end (delta: -134.9MB). Peak memory consumption was 114.1MB. Max. memory is 16.1GB. [2022-11-20 17:59:35,889 INFO L158 Benchmark]: Witness Printer took 86.49ms. Allocated memory is still 406.8MB. Free memory was 234.5MB in the beginning and 232.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:59:35,892 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, 39 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 38.6s, OverallIterations: 55, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10695 SdHoareTripleChecker+Valid, 45.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10082 mSDsluCounter, 1048 SdHoareTripleChecker+Invalid, 38.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 948 mSDsCounter, 5016 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30946 IncrementalHoareTripleChecker+Invalid, 35962 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5016 mSolverCounterUnsat, 100 mSDtfsCounter, 30946 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6162 GetRequests, 5643 SyntacticMatches, 19 SemanticMatches, 500 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128587 ImplicationChecksByTransitivity, 33.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 654 NumberOfCodeBlocks, 654 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 584 ConstructedInterpolants, 0 QuantifiedInterpolants, 1790 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 54 InterpolantComputations, 39 PerfectInterpolantSequences, 114/207 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 - CounterExampleResult [Line: 519]: integer overflow possible integer overflow possible We found a FailurePath: [L530] int length1 = __VERIFIER_nondet_int(); [L531] int length2 = __VERIFIER_nondet_int(); [L532] COND TRUE length1 < 1 [L533] length1 = 1 [L535] COND TRUE length2 < 1 [L536] length2 = 1 [L538] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L539] char* nondetString2 = (char*) __builtin_alloca (length2 * sizeof(char)); [L541] int i = 0; VAL [__builtin_alloca (length1 * sizeof(char))={2:0}, __builtin_alloca (length2 * sizeof(char))={3:0}, i=0, length1=1, length2=1, nondetString1={2:0}, nondetString2={3:0}] [L541] EXPR length1 - 1 VAL [__builtin_alloca (length1 * sizeof(char))={2:0}, __builtin_alloca (length2 * sizeof(char))={3:0}, i=0, length1=1, length2=1, nondetString1={2:0}, nondetString2={3:0}] [L541] COND FALSE !(i < length1 - 1) VAL [__builtin_alloca (length1 * sizeof(char))={2:0}, __builtin_alloca (length2 * sizeof(char))={3:0}, i=0, length1=1, length2=1, nondetString1={2:0}, nondetString2={3:0}] [L546] int i = 0; VAL [__builtin_alloca (length1 * sizeof(char))={2:0}, __builtin_alloca (length2 * sizeof(char))={3:0}, i=0, i=0, length1=1, length2=1, nondetString1={2:0}, nondetString2={3:0}] [L546] EXPR length2 - 1 VAL [__builtin_alloca (length1 * sizeof(char))={2:0}, __builtin_alloca (length2 * sizeof(char))={3:0}, i=0, i=0, length1=1, length2=1, nondetString1={2:0}, nondetString2={3:0}] [L546] COND FALSE !(i < length2 - 1) VAL [__builtin_alloca (length1 * sizeof(char))={2:0}, __builtin_alloca (length2 * sizeof(char))={3:0}, i=0, i=0, length1=1, length2=1, nondetString1={2:0}, nondetString2={3:0}] [L551] EXPR length1-1 [L551] nondetString1[length1-1] = '\0' VAL [__builtin_alloca (length1 * sizeof(char))={2:0}, __builtin_alloca (length2 * sizeof(char))={3:0}, i=0, i=0, length1=1, length2=1, nondetString1={2:0}, nondetString2={3:0}] [L552] EXPR length2-1 [L552] nondetString2[length2-1] = '\0' [L553] CALL cstrncmp(nondetString1,nondetString2,__VERIFIER_nondet_int()) [L516] unsigned char uc1, uc2; VAL [\old(n)=-2147483648, n=-2147483648, s1={2:0}, s1={2:0}, s2={3:0}, s2={3:0}] [L517] COND FALSE !(n == 0) VAL [\old(n)=-2147483648, n=-2147483648, s1={2:0}, s1={2:0}, s2={3:0}, s2={3:0}] [L519] n-- VAL [\old(n)=-2147483648, n=-2147483648, n--=-2147483648, s1={2:0}, s1={2:0}, s2={3:0}, s2={3:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.33ms. Allocated memory is still 159.4MB. Free memory was 120.8MB in the beginning and 123.2MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.62ms. Allocated memory is still 159.4MB. Free memory was 123.2MB in the beginning and 121.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.75ms. Allocated memory is still 159.4MB. Free memory was 121.1MB in the beginning and 119.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 676.91ms. Allocated memory is still 159.4MB. Free memory was 119.5MB in the beginning and 101.1MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 38664.76ms. Allocated memory was 159.4MB in the beginning and 406.8MB in the end (delta: 247.5MB). Free memory was 100.6MB in the beginning and 235.5MB in the end (delta: -134.9MB). Peak memory consumption was 114.1MB. Max. memory is 16.1GB. * Witness Printer took 86.49ms. Allocated memory is still 406.8MB. Free memory was 234.5MB in the beginning and 232.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 17:59:35,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b15ce12-758f-43a0-a138-0813bd2cd860/bin/ukojak-pZX7IvK2PQ/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)