./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_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_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/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_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/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_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/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 3a00dfe5a4801bb8d47c25789afc91301ba4c7cac639108d591fa88952190011 --- 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 02:28:03,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:28:03,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:28:03,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:28:03,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:28:03,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:28:03,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:28:03,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:28:03,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:28:03,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:28:03,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:28:03,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:28:03,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:28:03,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:28:03,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:28:03,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:28:03,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:28:03,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:28:03,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:28:03,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:28:03,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:28:03,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:28:03,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:28:03,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:28:03,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:28:03,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:28:03,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:28:03,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:28:03,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:28:03,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:28:03,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:28:03,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:28:03,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:28:03,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:28:03,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:28:03,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:28:03,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:28:03,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:28:03,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:28:03,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:28:03,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:28:03,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:28:03,249 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:28:03,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:28:03,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:28:03,250 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:28:03,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:28:03,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:28:03,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:28:03,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:28:03,252 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:28:03,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:28:03,252 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:28:03,252 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:28:03,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:28:03,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:28:03,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:28:03,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:28:03,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:28:03,253 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:28:03,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:28:03,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:28:03,253 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_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a00dfe5a4801bb8d47c25789afc91301ba4c7cac639108d591fa88952190011 [2022-12-15 02:28:03,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:28:03,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:28:03,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:28:03,428 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:28:03,428 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:28:03,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_good.i [2022-12-15 02:28:05,995 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:28:06,259 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:28:06,260 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_07_good.i [2022-12-15 02:28:06,277 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/data/c66792a38/efba801704b0452da09fa3b059d6163e/FLAG6ff115c00 [2022-12-15 02:28:06,289 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/data/c66792a38/efba801704b0452da09fa3b059d6163e [2022-12-15 02:28:06,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:28:06,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:28:06,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:28:06,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:28:06,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:28:06,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:28:06" (1/1) ... [2022-12-15 02:28:06,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cf1bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:06, skipping insertion in model container [2022-12-15 02:28:06,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:28:06" (1/1) ... [2022-12-15 02:28:06,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:28:06,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:28:06,587 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:28:06,899 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:28:06,905 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:28:06,907 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:28:06,909 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:28:06,910 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:28:06,928 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:28:06,935 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:28:06,943 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:28:06,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:28:06,953 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:28:06,969 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:28:07,014 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:28:07,016 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:28:07,017 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:28:07,019 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:28:07,020 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:28:07,025 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:28:07,028 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:28:07,032 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:28:07,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:28:07,121 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:28:07,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07 WrapperNode [2022-12-15 02:28:07,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:28:07,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:28:07,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:28:07,122 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:28:07,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,174 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 112 [2022-12-15 02:28:07,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:28:07,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:28:07,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:28:07,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:28:07,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,196 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:28:07,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:28:07,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:28:07,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:28:07,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:28:07,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:28:07,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:28:07,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:28:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:28:07,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:28:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 02:28:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:28:07,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:28:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:28:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 02:28:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:28:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:28:07,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:28:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:28:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:28:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:28:07,367 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:28:07,368 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:28:07,526 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:28:07,549 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:28:07,549 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:28:07,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:28:07 BoogieIcfgContainer [2022-12-15 02:28:07,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:28:07,551 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:28:07,551 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:28:07,558 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:28:07,559 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:28:07" (1/1) ... [2022-12-15 02:28:07,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:28:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2022-12-15 02:28:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2022-12-15 02:28:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:28:07,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:07,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:07,764 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 02:28:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:07,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 80 transitions. [2022-12-15 02:28:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2022-12-15 02:28:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:28:07,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:07,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:07,881 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 02:28:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 79 transitions. [2022-12-15 02:28:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2022-12-15 02:28:07,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:28:07,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:07,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:07,983 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 02:28:08,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 78 transitions. [2022-12-15 02:28:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2022-12-15 02:28:08,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:28:08,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,073 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 02:28:08,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 84 transitions. [2022-12-15 02:28:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2022-12-15 02:28:08,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:28:08,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,153 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 02:28:08,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 83 transitions. [2022-12-15 02:28:08,178 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2022-12-15 02:28:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:28:08,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,233 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 02:28:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 82 transitions. [2022-12-15 02:28:08,275 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2022-12-15 02:28:08,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:28:08,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,317 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 02:28:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 84 transitions. [2022-12-15 02:28:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2022-12-15 02:28:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:28:08,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,392 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 02:28:08,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 62 states and 89 transitions. [2022-12-15 02:28:08,418 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-12-15 02:28:08,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:28:08,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,461 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 02:28:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 90 transitions. [2022-12-15 02:28:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-12-15 02:28:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:28:08,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,512 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 02:28:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 94 transitions. [2022-12-15 02:28:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-12-15 02:28:08,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:28:08,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,612 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 02:28:08,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 93 transitions. [2022-12-15 02:28:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2022-12-15 02:28:08,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:28:08,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,706 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 02:28:08,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 87 transitions. [2022-12-15 02:28:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-12-15 02:28:08,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:28:08,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,756 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 02:28:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 85 transitions. [2022-12-15 02:28:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2022-12-15 02:28:08,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:28:08,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,799 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 02:28:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:08,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 81 transitions. [2022-12-15 02:28:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2022-12-15 02:28:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:28:08,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:08,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:08,950 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 02:28:09,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:09,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 80 transitions. [2022-12-15 02:28:09,017 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2022-12-15 02:28:09,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:28:09,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:09,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:09,086 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 02:28:09,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:09,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 89 transitions. [2022-12-15 02:28:09,141 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-12-15 02:28:09,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:28:09,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:09,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:09,182 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 02:28:09,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:09,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 48 states and 62 transitions. [2022-12-15 02:28:09,325 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-12-15 02:28:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:28:09,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:28:09,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:28:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:28:09,390 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 02:28:09,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:28:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 47 states and 61 transitions. [2022-12-15 02:28:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-12-15 02:28:09,405 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:28:09,405 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2022-12-15 02:28:09,412 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:28:09,476 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:28:09,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:28:09 ImpRootNode [2022-12-15 02:28:09,480 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:28:09,481 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:28:09,481 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:28:09,481 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:28:09,481 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:28:07" (3/4) ... [2022-12-15 02:28:09,484 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:28:09,488 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:28:09,488 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:28:09,491 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-15 02:28:09,492 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 02:28:09,492 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:28:09,492 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:28:09,492 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:28:09,526 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:28:09,526 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:28:09,526 INFO L158 Benchmark]: Toolchain (without parser) took 3234.76ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 92.6MB in the beginning and 101.3MB in the end (delta: -8.7MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2022-12-15 02:28:09,527 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:28:09,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 828.74ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 80.5MB in the end (delta: 11.7MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2022-12-15 02:28:09,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.41ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 77.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:28:09,527 INFO L158 Benchmark]: Boogie Preprocessor took 25.40ms. Allocated memory is still 134.2MB. Free memory was 77.4MB in the beginning and 75.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:28:09,527 INFO L158 Benchmark]: RCFGBuilder took 350.14ms. Allocated memory is still 134.2MB. Free memory was 75.7MB in the beginning and 56.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 02:28:09,528 INFO L158 Benchmark]: CodeCheck took 1928.90ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 56.9MB in the beginning and 104.4MB in the end (delta: -47.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:28:09,528 INFO L158 Benchmark]: Witness Printer took 45.34ms. Allocated memory is still 161.5MB. Free memory was 104.4MB in the beginning and 101.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:28:09,529 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, 57 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2390 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 703 mSDsluCounter, 1826 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 514 mSDsCounter, 384 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1437 IncrementalHoareTripleChecker+Invalid, 1821 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 384 mSolverCounterUnsat, 1312 mSDtfsCounter, 1437 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3568 GetRequests, 3522 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 626 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 395 NumberOfCodeBlocks, 395 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 34/34 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: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: 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: 1671]: 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 134.2MB. Free memory is still 87.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 828.74ms. Allocated memory is still 134.2MB. Free memory was 92.3MB in the beginning and 80.5MB in the end (delta: 11.7MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.41ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 77.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.40ms. Allocated memory is still 134.2MB. Free memory was 77.4MB in the beginning and 75.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 350.14ms. Allocated memory is still 134.2MB. Free memory was 75.7MB in the beginning and 56.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 1928.90ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 56.9MB in the beginning and 104.4MB in the end (delta: -47.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 45.34ms. Allocated memory is still 161.5MB. Free memory was 104.4MB in the beginning and 101.3MB 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 02:28:09,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a84d82f-0bfc-4165-b58d-a87ac533fb2f/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