./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b1ee04deb280634167d210db37a5daa14bfd0b116d2ed78a09ddfe3e3cc1d14 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 03:43:50,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:43:50,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:43:50,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:43:50,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:43:50,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:43:50,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:43:50,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:43:50,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:43:50,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:43:50,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:43:50,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:43:50,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:43:50,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:43:50,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:43:50,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:43:50,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:43:50,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:43:50,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:43:50,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:43:50,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:43:50,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:43:50,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:43:50,979 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:43:50,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:43:50,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:43:50,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:43:50,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:43:50,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:43:50,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:43:50,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:43:50,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:43:50,986 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:43:50,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:43:50,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:43:50,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:43:50,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:43:50,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:43:50,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:43:50,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:43:50,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:43:50,991 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 03:43:51,003 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:43:51,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:43:51,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:43:51,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:43:51,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:43:51,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:43:51,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:43:51,005 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:43:51,006 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:43:51,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:43:51,007 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:43:51,007 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:43:51,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:43:51,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:43:51,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:43:51,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:43:51,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:43:51,008 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:43:51,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:43:51,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:43:51,008 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_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b1ee04deb280634167d210db37a5daa14bfd0b116d2ed78a09ddfe3e3cc1d14 [2022-12-15 03:43:51,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:43:51,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:43:51,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:43:51,185 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:43:51,186 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:43:51,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_05_good.i [2022-12-15 03:43:53,778 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:43:54,045 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:43:54,046 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_05_good.i [2022-12-15 03:43:54,059 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/data/47a04fd25/6648ed03d4174bf3a672abfe2c1b8e7e/FLAGbbe9638b0 [2022-12-15 03:43:54,337 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/data/47a04fd25/6648ed03d4174bf3a672abfe2c1b8e7e [2022-12-15 03:43:54,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:43:54,341 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:43:54,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:43:54,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:43:54,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:43:54,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:43:54" (1/1) ... [2022-12-15 03:43:54,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3692ada2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:54, skipping insertion in model container [2022-12-15 03:43:54,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:43:54" (1/1) ... [2022-12-15 03:43:54,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:43:54,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:43:54,633 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:43:54,945 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:43:54,948 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:54,950 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:54,951 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:54,952 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:54,968 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 03:43:54,973 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 03:43:54,980 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:43:54,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:43:54,988 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:43:55,002 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:43:55,033 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:43:55,034 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:55,035 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:55,036 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:55,037 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:55,040 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 03:43:55,042 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 03:43:55,045 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:43:55,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:43:55,156 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:43:55,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55 WrapperNode [2022-12-15 03:43:55,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:43:55,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:43:55,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:43:55,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:43:55,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,197 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 121 [2022-12-15 03:43:55,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:43:55,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:43:55,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:43:55,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:43:55,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:43:55,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:43:55,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:43:55,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:43:55,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:43:55,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:43:55,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:43:55,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:43:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 03:43:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 03:43:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 03:43:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 03:43:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 03:43:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:43:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 03:43:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:43:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:43:55,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:43:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:43:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 03:43:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:43:55,379 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:43:55,381 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:43:55,528 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:43:55,551 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:43:55,551 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 03:43:55,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:55 BoogieIcfgContainer [2022-12-15 03:43:55,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:43:55,553 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:43:55,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:43:55,560 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:43:55,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:55" (1/1) ... [2022-12-15 03:43:55,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:43:55,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-12-15 03:43:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-12-15 03:43:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:43:55,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:55,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:55,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:55,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 72 transitions. [2022-12-15 03:43:55,853 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-15 03:43:55,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:43:55,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:55,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:55,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 78 transitions. [2022-12-15 03:43:55,995 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-12-15 03:43:55,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:43:55,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:55,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:56,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 77 transitions. [2022-12-15 03:43:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-12-15 03:43:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:43:56,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:56,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:56,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 70 transitions. [2022-12-15 03:43:56,246 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-12-15 03:43:56,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:43:56,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:56,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 72 transitions. [2022-12-15 03:43:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-15 03:43:56,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:43:56,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:56,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 82 transitions. [2022-12-15 03:43:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2022-12-15 03:43:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:43:56,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:56,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:56,879 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 76 transitions. [2022-12-15 03:43:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-12-15 03:43:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:43:56,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:56,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:56,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:57,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 79 transitions. [2022-12-15 03:43:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-15 03:43:57,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:43:57,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:57,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:57,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:57,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:57,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 86 transitions. [2022-12-15 03:43:57,193 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-15 03:43:57,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:43:57,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:57,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:57,223 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:57,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 62 states and 83 transitions. [2022-12-15 03:43:57,376 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-12-15 03:43:57,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:43:57,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:57,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:57,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:57,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 61 states and 82 transitions. [2022-12-15 03:43:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-12-15 03:43:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:43:57,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:57,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:57,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 84 transitions. [2022-12-15 03:43:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2022-12-15 03:43:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:43:57,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:57,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 62 states and 82 transitions. [2022-12-15 03:43:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-12-15 03:43:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:43:57,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:57,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:57,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:57,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 50 states and 66 transitions. [2022-12-15 03:43:57,925 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-12-15 03:43:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:57,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:57,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:58,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 48 states and 63 transitions. [2022-12-15 03:43:58,006 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-12-15 03:43:58,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:43:58,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:58,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:58,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 50 states and 67 transitions. [2022-12-15 03:43:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-12-15 03:43:58,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:43:58,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:58,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:58,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:58,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 51 states and 68 transitions. [2022-12-15 03:43:58,216 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-12-15 03:43:58,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:43:58,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:58,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:58,241 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 03:43:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:58,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 60 states and 82 transitions. [2022-12-15 03:43:58,762 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2022-12-15 03:43:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:43:58,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:58,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:59,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:59,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 63 states and 86 transitions. [2022-12-15 03:43:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-15 03:43:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:43:59,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:59,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 60 states and 81 transitions. [2022-12-15 03:43:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2022-12-15 03:43:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:43:59,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:59,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:43:59,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 63 states and 86 transitions. [2022-12-15 03:43:59,595 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-15 03:43:59,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:43:59,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:59,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:43:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:59,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 66 states and 89 transitions. [2022-12-15 03:43:59,878 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2022-12-15 03:43:59,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:43:59,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:59,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:59,907 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 03:44:00,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:00,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 65 states and 86 transitions. [2022-12-15 03:44:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2022-12-15 03:44:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:44:00,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:00,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:00,296 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:44:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:00,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 69 states and 93 transitions. [2022-12-15 03:44:00,568 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2022-12-15 03:44:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:44:00,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:00,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:44:00,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 64 states and 85 transitions. [2022-12-15 03:44:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2022-12-15 03:44:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:44:00,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:00,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 03:44:00,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:00,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 44 states and 56 transitions. [2022-12-15 03:44:00,737 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-15 03:44:00,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 03:44:00,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:00,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:00,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:44:00,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:00,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 43 states and 55 transitions. [2022-12-15 03:44:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-15 03:44:00,806 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:44:00,806 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 28 iterations. [2022-12-15 03:44:00,813 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 03:44:01,015 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:44:01,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:44:01 ImpRootNode [2022-12-15 03:44:01,019 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:44:01,020 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:44:01,020 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:44:01,020 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:44:01,020 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:55" (3/4) ... [2022-12-15 03:44:01,023 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:44:01,027 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 03:44:01,027 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 03:44:01,030 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-15 03:44:01,030 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 03:44:01,031 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 03:44:01,031 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:44:01,031 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:44:01,075 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:44:01,075 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:44:01,076 INFO L158 Benchmark]: Toolchain (without parser) took 6735.37ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 126.7MB in the beginning and 138.5MB in the end (delta: -11.8MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2022-12-15 03:44:01,076 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:44:01,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.51ms. Allocated memory is still 159.4MB. Free memory was 126.7MB in the beginning and 103.5MB in the end (delta: 23.2MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2022-12-15 03:44:01,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.51ms. Allocated memory is still 159.4MB. Free memory was 103.5MB in the beginning and 100.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:44:01,077 INFO L158 Benchmark]: Boogie Preprocessor took 17.82ms. Allocated memory is still 159.4MB. Free memory was 100.8MB in the beginning and 98.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:44:01,077 INFO L158 Benchmark]: RCFGBuilder took 336.73ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 79.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 03:44:01,077 INFO L158 Benchmark]: CodeCheck took 5465.98ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 79.8MB in the beginning and 142.6MB in the end (delta: -62.8MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2022-12-15 03:44:01,078 INFO L158 Benchmark]: Witness Printer took 55.78ms. Allocated memory is still 195.0MB. Free memory was 142.6MB in the beginning and 138.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:44:01,079 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: 5.2s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4731 SdHoareTripleChecker+Valid, 5.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1686 mSDsluCounter, 3697 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1393 mSDsCounter, 1229 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4870 IncrementalHoareTripleChecker+Invalid, 6099 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1229 mSolverCounterUnsat, 2304 mSDtfsCounter, 4870 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6420 GetRequests, 6252 SyntacticMatches, 12 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11147 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 617 ConstructedInterpolants, 0 QuantifiedInterpolants, 1316 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 27 PerfectInterpolantSequences, 132/132 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: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1608]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1608]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1650]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1650]: 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: 1668]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.51ms. Allocated memory is still 159.4MB. Free memory was 126.7MB in the beginning and 103.5MB in the end (delta: 23.2MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.51ms. Allocated memory is still 159.4MB. Free memory was 103.5MB in the beginning and 100.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.82ms. Allocated memory is still 159.4MB. Free memory was 100.8MB in the beginning and 98.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 336.73ms. Allocated memory is still 159.4MB. Free memory was 98.7MB in the beginning and 79.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 5465.98ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 79.8MB in the beginning and 142.6MB in the end (delta: -62.8MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Witness Printer took 55.78ms. Allocated memory is still 195.0MB. Free memory was 142.6MB in the beginning and 138.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 03:44:01,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdc48fc2-c62c-482a-922a-5896d63219cd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE