./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/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_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/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_fb418c8f-6e40-4957-b2d5-4aecd1212867/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 7100bb4ea3c9385917713921a203b046e0b429966967b724a087c111975bb180 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:46:24,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:46:24,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:46:25,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:46:25,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:46:25,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:46:25,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:46:25,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:46:25,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:46:25,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:46:25,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:46:25,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:46:25,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:46:25,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:46:25,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:46:25,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:46:25,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:46:25,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:46:25,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:46:25,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:46:25,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:46:25,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:46:25,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:46:25,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:46:25,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:46:25,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:46:25,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:46:25,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:46:25,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:46:25,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:46:25,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:46:25,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:46:25,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:46:25,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:46:25,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:46:25,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:46:25,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:46:25,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:46:25,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:46:25,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:46:25,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:46:25,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:46:25,069 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:46:25,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:46:25,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:46:25,070 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:46:25,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:46:25,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:46:25,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:46:25,071 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:46:25,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:46:25,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:46:25,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:46:25,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:46:25,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:46:25,073 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:46:25,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:46:25,073 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:46:25,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:46:25,073 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:46:25,074 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:46:25,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:46:25,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:46:25,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:46:25,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:46:25,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:46:25,075 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:46:25,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:46:25,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:46:25,075 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_fb418c8f-6e40-4957-b2d5-4aecd1212867/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7100bb4ea3c9385917713921a203b046e0b429966967b724a087c111975bb180 [2022-12-14 20:46:25,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:46:25,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:46:25,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:46:25,290 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:46:25,290 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:46:25,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i [2022-12-14 20:46:27,903 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:46:28,153 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:46:28,154 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i [2022-12-14 20:46:28,171 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/data/a68710593/aaa0adef6f2943e595da8d4e2ee3406c/FLAG9a765a7bf [2022-12-14 20:46:28,181 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/data/a68710593/aaa0adef6f2943e595da8d4e2ee3406c [2022-12-14 20:46:28,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:46:28,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:46:28,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:46:28,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:46:28,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:46:28,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:46:28" (1/1) ... [2022-12-14 20:46:28,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220fed5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:28, skipping insertion in model container [2022-12-14 20:46:28,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:46:28" (1/1) ... [2022-12-14 20:46:28,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:46:28,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:46:28,488 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:46:28,802 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:46:28,807 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:46:28,809 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:46:28,812 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:46:28,812 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:46:28,837 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:46:28,844 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:46:28,853 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:46:28,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:46:28,864 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:46:28,885 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:46:28,928 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:46:28,930 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:46:28,931 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:46:28,933 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:46:28,934 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:46:28,938 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:46:28,941 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:46:28,945 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:46:28,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:46:29,103 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:46:29,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29 WrapperNode [2022-12-14 20:46:29,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:46:29,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:46:29,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:46:29,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:46:29,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,161 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 120 [2022-12-14 20:46:29,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:46:29,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:46:29,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:46:29,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:46:29,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,186 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:46:29,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:46:29,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:46:29,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:46:29,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:46:29,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:46:29,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:46:29,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:46:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 20:46:29,265 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 20:46:29,265 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:46:29,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:46:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 20:46:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:46:29,381 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:46:29,383 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:46:29,539 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:46:29,574 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:46:29,574 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:46:29,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:46:29 BoogieIcfgContainer [2022-12-14 20:46:29,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:46:29,577 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:46:29,577 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:46:29,586 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:46:29,586 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:46:29" (1/1) ... [2022-12-14 20:46:29,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:46:29,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:29,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-12-14 20:46:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-12-14 20:46:29,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:46:29,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:29,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:46:29,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:29,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 72 transitions. [2022-12-14 20:46:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-14 20:46:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:46:29,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:29,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:29,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:46:29,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 78 transitions. [2022-12-14 20:46:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-12-14 20:46:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:46:29,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:29,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:46:30,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 77 transitions. [2022-12-14 20:46:30,090 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-12-14 20:46:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:46:30,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 70 transitions. [2022-12-14 20:46:30,220 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-12-14 20:46:30,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:46:30,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 72 transitions. [2022-12-14 20:46:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-14 20:46:30,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:46:30,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:30,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 75 transitions. [2022-12-14 20:46:30,410 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2022-12-14 20:46:30,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:46:30,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:30,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 69 transitions. [2022-12-14 20:46:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2022-12-14 20:46:30,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:46:30,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:46:30,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 66 transitions. [2022-12-14 20:46:30,597 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-12-14 20:46:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:46:30,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 72 transitions. [2022-12-14 20:46:30,676 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-12-14 20:46:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:46:30,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 71 transitions. [2022-12-14 20:46:30,758 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-12-14 20:46:30,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:46:30,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:30,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:30,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 55 states and 73 transitions. [2022-12-14 20:46:30,865 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2022-12-14 20:46:30,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:46:30,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:30,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:30,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 50 states and 66 transitions. [2022-12-14 20:46:31,011 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-12-14 20:46:31,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:46:31,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 48 states and 63 transitions. [2022-12-14 20:46:31,092 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-12-14 20:46:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:46:31,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 50 states and 67 transitions. [2022-12-14 20:46:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-12-14 20:46:31,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:46:31,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,229 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 51 states and 68 transitions. [2022-12-14 20:46:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-12-14 20:46:31,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:46:31,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 20:46:31,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 53 states and 70 transitions. [2022-12-14 20:46:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-12-14 20:46:31,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:46:31,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 71 transitions. [2022-12-14 20:46:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-12-14 20:46:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:46:31,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 45 states and 57 transitions. [2022-12-14 20:46:31,617 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-12-14 20:46:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:46:31,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 44 states and 56 transitions. [2022-12-14 20:46:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-14 20:46:31,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:46:31,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:31,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 43 states and 55 transitions. [2022-12-14 20:46:31,825 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-14 20:46:31,825 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:46:31,825 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-12-14 20:46:31,831 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 20:46:31,934 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:46:31,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:46:31 ImpRootNode [2022-12-14 20:46:31,939 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:46:31,939 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:46:31,939 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:46:31,940 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:46:31,940 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:46:29" (3/4) ... [2022-12-14 20:46:31,942 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:46:31,948 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 20:46:31,948 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 20:46:31,953 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-14 20:46:31,954 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 20:46:31,954 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 20:46:31,955 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:46:31,955 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:46:32,004 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:46:32,004 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:46:32,005 INFO L158 Benchmark]: Toolchain (without parser) took 3820.88ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 105.0MB in the beginning and 136.5MB in the end (delta: -31.5MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2022-12-14 20:46:32,005 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 151.0MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:46:32,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 919.89ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 104.5MB in the beginning and 133.7MB in the end (delta: -29.2MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2022-12-14 20:46:32,006 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.32ms. Allocated memory is still 182.5MB. Free memory was 133.7MB in the beginning and 130.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:46:32,006 INFO L158 Benchmark]: Boogie Preprocessor took 28.77ms. Allocated memory is still 182.5MB. Free memory was 130.6MB in the beginning and 128.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:46:32,007 INFO L158 Benchmark]: RCFGBuilder took 385.02ms. Allocated memory is still 182.5MB. Free memory was 128.5MB in the beginning and 109.7MB in the end (delta: 18.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 20:46:32,007 INFO L158 Benchmark]: CodeCheck took 2361.65ms. Allocated memory is still 182.5MB. Free memory was 109.7MB in the beginning and 139.7MB in the end (delta: -30.0MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2022-12-14 20:46:32,007 INFO L158 Benchmark]: Witness Printer took 64.99ms. Allocated memory is still 182.5MB. Free memory was 139.7MB in the beginning and 136.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:46:32,009 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: 2.2s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2660 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 834 mSDsluCounter, 2138 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 646 mSDsCounter, 502 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1909 IncrementalHoareTripleChecker+Invalid, 2411 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 502 mSolverCounterUnsat, 1492 mSDtfsCounter, 1909 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4007 GetRequests, 3937 SyntacticMatches, 8 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1631 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 420 ConstructedInterpolants, 0 QuantifiedInterpolants, 834 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: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: 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: 1667]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 151.0MB. Free memory is still 119.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 919.89ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 104.5MB in the beginning and 133.7MB in the end (delta: -29.2MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.32ms. Allocated memory is still 182.5MB. Free memory was 133.7MB in the beginning and 130.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.77ms. Allocated memory is still 182.5MB. Free memory was 130.6MB in the beginning and 128.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 385.02ms. Allocated memory is still 182.5MB. Free memory was 128.5MB in the beginning and 109.7MB in the end (delta: 18.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 2361.65ms. Allocated memory is still 182.5MB. Free memory was 109.7MB in the beginning and 139.7MB in the end (delta: -30.0MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. * Witness Printer took 64.99ms. Allocated memory is still 182.5MB. Free memory was 139.7MB in the beginning and 136.5MB 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! [2022-12-14 20:46:32,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb418c8f-6e40-4957-b2d5-4aecd1212867/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