./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_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_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/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_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/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_78a235f0-55e4-4c7c-8b38-29daf126c845/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 a387907ccd3a58925c67b3b349b28c48338ca2a9029058d69b0084a515189b14 --- 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 01:55:59,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:55:59,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:55:59,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:55:59,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:55:59,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:55:59,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:55:59,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:55:59,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:55:59,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:55:59,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:55:59,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:55:59,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:55:59,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:55:59,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:55:59,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:55:59,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:55:59,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:55:59,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:55:59,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:55:59,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:55:59,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:55:59,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:55:59,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:55:59,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:55:59,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:55:59,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:55:59,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:55:59,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:55:59,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:55:59,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:55:59,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:55:59,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:55:59,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:55:59,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:55:59,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:55:59,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:55:59,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:55:59,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:55:59,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:55:59,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:55:59,133 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 01:55:59,148 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:55:59,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:55:59,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:55:59,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:55:59,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:55:59,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:55:59,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:55:59,150 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:55:59,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:55:59,151 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:55:59,151 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:55:59,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:55:59,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:55:59,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:55:59,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:55:59,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:55:59,152 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:55:59,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:55:59,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:55:59,152 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_78a235f0-55e4-4c7c-8b38-29daf126c845/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a387907ccd3a58925c67b3b349b28c48338ca2a9029058d69b0084a515189b14 [2022-12-15 01:55:59,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:55:59,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:55:59,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:55:59,342 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:55:59,343 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:55:59,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_good.i [2022-12-15 01:56:01,889 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:56:02,138 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:56:02,139 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_09_good.i [2022-12-15 01:56:02,156 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/data/ae8ce1f7f/eb91f14c11bf42f49faf12557afb63d7/FLAGe1540710a [2022-12-15 01:56:02,170 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/data/ae8ce1f7f/eb91f14c11bf42f49faf12557afb63d7 [2022-12-15 01:56:02,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:56:02,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:56:02,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:56:02,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:56:02,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:56:02,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:56:02" (1/1) ... [2022-12-15 01:56:02,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65dde2a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:02, skipping insertion in model container [2022-12-15 01:56:02,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:56:02" (1/1) ... [2022-12-15 01:56:02,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:56:02,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:56:02,518 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:56:02,805 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:56:02,810 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:56:02,812 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:56:02,814 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:56:02,815 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:56:02,834 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:56:02,840 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:56:02,849 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:56:02,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:56:02,861 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:56:02,882 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:56:02,932 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:56:02,934 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:56:02,935 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:56:02,937 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:56:02,937 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:56:02,941 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:56:02,945 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:56:02,948 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:56:02,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:56:03,027 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:56:03,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03 WrapperNode [2022-12-15 01:56:03,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:56:03,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:56:03,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:56:03,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:56:03,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,079 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 107 [2022-12-15 01:56:03,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:56:03,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:56:03,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:56:03,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:56:03,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,100 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:56:03,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:56:03,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:56:03,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:56:03,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:56:03,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:56:03,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:56:03,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:56:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 01:56:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 01:56:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:56:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 01:56:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:56:03,286 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:56:03,287 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:56:03,447 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:56:03,475 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:56:03,475 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:56:03,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:56:03 BoogieIcfgContainer [2022-12-15 01:56:03,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:56:03,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:56:03,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:56:03,485 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:56:03,485 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:56:03" (1/1) ... [2022-12-15 01:56:03,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:56:03,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-12-15 01:56:03,531 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-12-15 01:56:03,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:56:03,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:03,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:03,704 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 01:56:03,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 72 transitions. [2022-12-15 01:56:03,738 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-15 01:56:03,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:56:03,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:03,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:03,815 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 01:56:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 78 transitions. [2022-12-15 01:56:03,843 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-12-15 01:56:03,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:56:03,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:03,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:03,888 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 01:56:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 77 transitions. [2022-12-15 01:56:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-12-15 01:56:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:56:03,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:03,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:03,979 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 01:56:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:04,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 70 transitions. [2022-12-15 01:56:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-12-15 01:56:04,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:56:04,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:04,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:04,100 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 01:56:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 72 transitions. [2022-12-15 01:56:04,351 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-15 01:56:04,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:56:04,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:04,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:04,403 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 01:56:04,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 82 transitions. [2022-12-15 01:56:04,614 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2022-12-15 01:56:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:56:04,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:04,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:04,652 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 01:56:04,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:04,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 76 transitions. [2022-12-15 01:56:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-12-15 01:56:04,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:56:04,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:04,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:04,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:04,705 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 01:56:04,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 79 transitions. [2022-12-15 01:56:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-15 01:56:04,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:56:04,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:04,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:04,901 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 01:56:04,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 86 transitions. [2022-12-15 01:56:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-15 01:56:04,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:56:04,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:04,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:04,965 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 01:56:05,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 62 states and 83 transitions. [2022-12-15 01:56:05,108 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-12-15 01:56:05,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:56:05,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,149 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 01:56:05,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 61 states and 82 transitions. [2022-12-15 01:56:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-12-15 01:56:05,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:56:05,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,249 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 01:56:05,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 84 transitions. [2022-12-15 01:56:05,333 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2022-12-15 01:56:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:56:05,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,394 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 01:56:05,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 62 states and 82 transitions. [2022-12-15 01:56:05,503 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-12-15 01:56:05,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:56:05,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:56:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 50 states and 66 transitions. [2022-12-15 01:56:05,540 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-12-15 01:56:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:56:05,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:56:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 48 states and 63 transitions. [2022-12-15 01:56:05,610 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-12-15 01:56:05,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:56:05,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,659 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 01:56:05,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 50 states and 67 transitions. [2022-12-15 01:56:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-12-15 01:56:05,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:56:05,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,731 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 01:56:05,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 51 states and 68 transitions. [2022-12-15 01:56:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-12-15 01:56:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 01:56:05,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:05,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:05,773 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 01:56:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 60 states and 82 transitions. [2022-12-15 01:56:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2022-12-15 01:56:06,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:56:06,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:06,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:06,199 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 01:56:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 63 states and 86 transitions. [2022-12-15 01:56:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-15 01:56:06,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 01:56:06,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:06,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:06,414 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 01:56:06,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:06,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 60 states and 81 transitions. [2022-12-15 01:56:06,607 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2022-12-15 01:56:06,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 01:56:06,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:06,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:06,644 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 01:56:06,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:06,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 63 states and 84 transitions. [2022-12-15 01:56:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2022-12-15 01:56:06,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 01:56:06,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:06,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:06,901 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 01:56:07,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:07,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 61 states and 81 transitions. [2022-12-15 01:56:07,105 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2022-12-15 01:56:07,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 01:56:07,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:07,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:07,133 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 01:56:07,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:07,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 60 states and 78 transitions. [2022-12-15 01:56:07,329 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-12-15 01:56:07,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 01:56:07,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:07,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:07,418 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 01:56:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:07,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 64 states and 85 transitions. [2022-12-15 01:56:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2022-12-15 01:56:07,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 01:56:07,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:07,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:07,504 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 01:56:07,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 44 states and 56 transitions. [2022-12-15 01:56:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-15 01:56:07,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 01:56:07,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:56:07,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:56:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:56:07,559 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 01:56:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:56:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 43 states and 55 transitions. [2022-12-15 01:56:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-15 01:56:07,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:56:07,576 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2022-12-15 01:56:07,582 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 01:56:07,784 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:56:07,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:56:07 ImpRootNode [2022-12-15 01:56:07,788 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:56:07,788 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:56:07,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:56:07,789 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:56:07,789 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:56:03" (3/4) ... [2022-12-15 01:56:07,791 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:56:07,795 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 01:56:07,795 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 01:56:07,798 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-15 01:56:07,798 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 01:56:07,798 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 01:56:07,798 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:56:07,799 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:56:07,831 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:56:07,831 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:56:07,832 INFO L158 Benchmark]: Toolchain (without parser) took 5658.01ms. Allocated memory was 127.9MB in the beginning and 186.6MB in the end (delta: 58.7MB). Free memory was 86.4MB in the beginning and 88.8MB in the end (delta: -2.3MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2022-12-15 01:56:07,832 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 127.9MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:56:07,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.08ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 86.1MB in the beginning and 84.4MB in the end (delta: 1.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2022-12-15 01:56:07,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.77ms. Allocated memory is still 155.2MB. Free memory was 84.4MB in the beginning and 81.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:56:07,833 INFO L158 Benchmark]: Boogie Preprocessor took 24.56ms. Allocated memory is still 155.2MB. Free memory was 81.1MB in the beginning and 79.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:56:07,834 INFO L158 Benchmark]: RCFGBuilder took 372.24ms. Allocated memory is still 155.2MB. Free memory was 79.0MB in the beginning and 118.8MB in the end (delta: -39.9MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-12-15 01:56:07,834 INFO L158 Benchmark]: CodeCheck took 4310.02ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 118.8MB in the beginning and 91.9MB in the end (delta: 26.9MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2022-12-15 01:56:07,835 INFO L158 Benchmark]: Witness Printer took 42.96ms. Allocated memory is still 186.6MB. Free memory was 91.9MB in the beginning and 88.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:56:07,837 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: 4.1s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4557 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1682 mSDsluCounter, 3535 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1324 mSDsCounter, 1037 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4462 IncrementalHoareTripleChecker+Invalid, 5499 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1037 mSolverCounterUnsat, 2211 mSDtfsCounter, 4462 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6040 GetRequests, 5890 SyntacticMatches, 12 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9260 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 611 NumberOfCodeBlocks, 611 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 585 ConstructedInterpolants, 0 QuantifiedInterpolants, 1230 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 PerfectInterpolantSequences, 126/126 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 127.9MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 853.08ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 86.1MB in the beginning and 84.4MB in the end (delta: 1.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.77ms. Allocated memory is still 155.2MB. Free memory was 84.4MB in the beginning and 81.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.56ms. Allocated memory is still 155.2MB. Free memory was 81.1MB in the beginning and 79.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 372.24ms. Allocated memory is still 155.2MB. Free memory was 79.0MB in the beginning and 118.8MB in the end (delta: -39.9MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * CodeCheck took 4310.02ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 118.8MB in the beginning and 91.9MB in the end (delta: 26.9MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Witness Printer took 42.96ms. Allocated memory is still 186.6MB. Free memory was 91.9MB in the beginning and 88.8MB 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! [2022-12-15 01:56:07,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a235f0-55e4-4c7c-8b38-29daf126c845/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