./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_14_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/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_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/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 64bit --witnessprinter.graph.data.programhash 1e976fa23065970c9ee5b260a0a56b57f23ac8b406af07d735c23aa3bb089445 --- 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 17:46:24,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:24,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:24,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:24,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:24,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:24,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:24,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:24,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:24,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:24,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:24,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:24,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:24,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:24,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:24,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:24,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:24,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:24,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:24,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:24,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:24,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:24,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:24,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:24,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:24,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:24,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:24,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:24,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:24,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:24,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:24,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:24,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:24,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:24,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:24,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:24,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:24,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:24,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:24,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:24,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:24,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:46:24,952 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:24,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:24,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:46:24,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:46:24,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:24,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:24,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:24,954 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:46:24,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:46:24,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:24,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:46:24,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:24,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:46:24,955 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:46:24,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:46:24,956 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:24,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:46:24,956 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:24,956 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:24,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:24,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:24,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:24,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:24,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:46:24,957 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:46:24,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:46:24,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:46:24,958 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_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e976fa23065970c9ee5b260a0a56b57f23ac8b406af07d735c23aa3bb089445 [2022-11-20 17:46:25,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:25,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:25,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:25,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:25,270 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:25,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_14_good.i [2022-11-20 17:46:28,341 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:28,761 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:28,762 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_14_good.i [2022-11-20 17:46:28,784 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/data/2fcf97c5d/913109ed9d9b45d2b61c1e4c40040e67/FLAG7fcaa782b [2022-11-20 17:46:28,803 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/data/2fcf97c5d/913109ed9d9b45d2b61c1e4c40040e67 [2022-11-20 17:46:28,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:28,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:28,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:28,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:28,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:28,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:28" (1/1) ... [2022-11-20 17:46:28,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19a051d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:28, skipping insertion in model container [2022-11-20 17:46:28,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:28" (1/1) ... [2022-11-20 17:46:28,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:28,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:29,264 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:46:29,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:29,869 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:29,893 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:46:30,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:30,150 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:30,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30 WrapperNode [2022-11-20 17:46:30,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:30,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:30,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:30,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:30,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,227 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 107 [2022-11-20 17:46:30,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:30,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:30,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:30,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:30,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,278 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:30,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:30,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:30,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:30,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:30,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:30,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:30,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:46:30,383 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:46:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:46:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:46:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:46:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:46:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:46:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:46:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:30,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:30,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:46:30,386 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:46:30,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:46:30,610 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:30,612 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:46:30,875 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:46:30,932 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:46:30,935 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:46:30,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:30 BoogieIcfgContainer [2022-11-20 17:46:30,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:46:30,940 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:46:30,940 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:46:30,950 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:46:30,950 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:30" (1/1) ... [2022-11-20 17:46:30,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:46:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-11-20 17:46:31,036 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-11-20 17:46:31,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:46:31,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:31,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:31,341 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 17:46:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:31,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 72 transitions. [2022-11-20 17:46:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-20 17:46:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:46:31,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:31,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:31,515 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 17:46:31,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:31,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 71 transitions. [2022-11-20 17:46:31,536 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2022-11-20 17:46:31,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:46:31,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:31,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:31,663 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 17:46:31,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 78 transitions. [2022-11-20 17:46:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-11-20 17:46:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:46:31,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:31,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:46:31,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:31,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 70 transitions. [2022-11-20 17:46:31,927 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-11-20 17:46:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:46:31,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:31,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:31,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:46:32,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 72 transitions. [2022-11-20 17:46:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-20 17:46:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:46:32,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:32,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:46:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:32,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 75 transitions. [2022-11-20 17:46:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2022-11-20 17:46:32,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:46:32,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:32,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:32,258 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:32,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:32,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 69 transitions. [2022-11-20 17:46:32,285 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2022-11-20 17:46:32,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:46:32,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:32,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:32,325 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 17:46:32,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:32,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 66 transitions. [2022-11-20 17:46:32,443 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 17:46:32,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:46:32,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:32,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:32,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:46:32,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:32,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 49 states and 65 transitions. [2022-11-20 17:46:32,565 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2022-11-20 17:46:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:46:32,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:32,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:32,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:46:32,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 72 transitions. [2022-11-20 17:46:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-11-20 17:46:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:46:32,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:32,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:46:32,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:32,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 74 transitions. [2022-11-20 17:46:32,957 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-20 17:46:32,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:46:32,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:32,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:33,065 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:33,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 66 transitions. [2022-11-20 17:46:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 17:46:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:46:33,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:33,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:33,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:33,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 63 transitions. [2022-11-20 17:46:33,339 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-11-20 17:46:33,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:46:33,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:33,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:33,438 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:33,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:33,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 50 states and 67 transitions. [2022-11-20 17:46:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-11-20 17:46:33,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:46:33,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:33,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:33,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 68 transitions. [2022-11-20 17:46:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-11-20 17:46:33,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:46:33,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:33,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:33,666 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:46:33,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:33,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 70 transitions. [2022-11-20 17:46:33,699 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-11-20 17:46:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:46:33,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:33,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 71 transitions. [2022-11-20 17:46:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-11-20 17:46:33,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:46:33,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:33,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:33,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:34,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:34,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 45 states and 57 transitions. [2022-11-20 17:46:34,052 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-11-20 17:46:34,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:46:34,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:34,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:34,160 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:34,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:34,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 44 states and 56 transitions. [2022-11-20 17:46:34,226 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-11-20 17:46:34,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:46:34,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:34,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:34,349 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:46:34,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 43 states and 55 transitions. [2022-11-20 17:46:34,369 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-20 17:46:34,369 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:46:34,370 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-11-20 17:46:34,378 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:46:34,547 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:46:34,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:46:34 ImpRootNode [2022-11-20 17:46:34,557 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:46:34,557 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:46:34,557 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:46:34,558 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:46:34,558 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:30" (3/4) ... [2022-11-20 17:46:34,561 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:46:34,575 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:46:34,575 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:46:34,582 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 17:46:34,582 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 17:46:34,583 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:46:34,583 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:46:34,584 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:46:34,655 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:46:34,655 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:46:34,656 INFO L158 Benchmark]: Toolchain (without parser) took 5844.86ms. Allocated memory was 119.5MB in the beginning and 180.4MB in the end (delta: 60.8MB). Free memory was 72.6MB in the beginning and 124.1MB in the end (delta: -51.6MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:34,656 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:46:34,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1338.15ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 72.6MB in the beginning and 81.8MB in the end (delta: -9.3MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2022-11-20 17:46:34,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.55ms. Allocated memory is still 148.9MB. Free memory was 81.8MB in the beginning and 78.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:34,658 INFO L158 Benchmark]: Boogie Preprocessor took 54.08ms. Allocated memory is still 148.9MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:46:34,658 INFO L158 Benchmark]: RCFGBuilder took 655.77ms. Allocated memory is still 148.9MB. Free memory was 76.7MB in the beginning and 57.8MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:46:34,658 INFO L158 Benchmark]: CodeCheck took 3616.68ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 57.8MB in the beginning and 127.3MB in the end (delta: -69.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:46:34,662 INFO L158 Benchmark]: Witness Printer took 98.01ms. Allocated memory is still 180.4MB. Free memory was 127.3MB in the beginning and 124.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:46:34,664 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 3 procedures, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2709 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 793 mSDsluCounter, 2114 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 634 mSDsCounter, 502 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1864 IncrementalHoareTripleChecker+Invalid, 2366 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 502 mSolverCounterUnsat, 1480 mSDtfsCounter, 1864 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4011 GetRequests, 3947 SyntacticMatches, 10 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1137 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 442 NumberOfCodeBlocks, 442 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 422 ConstructedInterpolants, 0 QuantifiedInterpolants, 844 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 78/78 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1338.15ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 72.6MB in the beginning and 81.8MB in the end (delta: -9.3MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.55ms. Allocated memory is still 148.9MB. Free memory was 81.8MB in the beginning and 78.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.08ms. Allocated memory is still 148.9MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 655.77ms. Allocated memory is still 148.9MB. Free memory was 76.7MB in the beginning and 57.8MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 3616.68ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 57.8MB in the beginning and 127.3MB in the end (delta: -69.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 98.01ms. Allocated memory is still 180.4MB. Free memory was 127.3MB in the beginning and 124.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:46:34,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d5eb523-cafe-4e46-ab29-f9db06c1ce84/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 Result: TRUE