./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_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_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/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_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/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_eff98627-18b9-460d-8f2d-26c8199cb700/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 d1d89b0a6f308c0835417eb3fd4c3f2dd7dabee0c4466c9a1bf03d4a4c2a2e75 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:22:21,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:22:21,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:22:21,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:22:21,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:22:21,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:22:21,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:22:21,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:22:21,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:22:21,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:22:21,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:22:21,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:22:21,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:22:21,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:22:21,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:22:21,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:22:21,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:22:21,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:22:21,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:22:21,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:22:21,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:22:21,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:22:21,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:22:21,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:22:21,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:22:21,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:22:21,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:22:21,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:22:21,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:22:21,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:22:21,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:22:21,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:22:21,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:22:21,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:22:21,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:22:21,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:22:21,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:22:21,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:22:21,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:22:21,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:22:21,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:22:21,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 19:22:21,191 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:22:21,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:22:21,192 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:22:21,193 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:22:21,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:22:21,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:22:21,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:22:21,194 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:22:21,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:22:21,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:22:21,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:22:21,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:22:21,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:22:21,195 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:22:21,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:22:21,195 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:22:21,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:22:21,196 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:22:21,196 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:22:21,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:22:21,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:22:21,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:22:21,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:22:21,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:22:21,197 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:22:21,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:22:21,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:22:21,198 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_eff98627-18b9-460d-8f2d-26c8199cb700/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1d89b0a6f308c0835417eb3fd4c3f2dd7dabee0c4466c9a1bf03d4a4c2a2e75 [2022-12-14 19:22:21,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:22:21,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:22:21,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:22:21,375 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:22:21,376 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:22:21,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_good.i [2022-12-14 19:22:23,911 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:22:24,211 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:22:24,212 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_good.i [2022-12-14 19:22:24,229 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/data/cc9c3f96e/dc81fce3334345fdbd1831713ab27e04/FLAGf5a23f085 [2022-12-14 19:22:24,487 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/data/cc9c3f96e/dc81fce3334345fdbd1831713ab27e04 [2022-12-14 19:22:24,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:22:24,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:22:24,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:22:24,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:22:24,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:22:24,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:22:24" (1/1) ... [2022-12-14 19:22:24,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7de753ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:24, skipping insertion in model container [2022-12-14 19:22:24,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:22:24" (1/1) ... [2022-12-14 19:22:24,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:22:24,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:22:24,790 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:22:25,201 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:22:25,207 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:22:25,209 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:22:25,211 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:22:25,212 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:22:25,235 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:22:25,242 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:22:25,250 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:22:25,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:22:25,263 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:22:25,281 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:22:25,316 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:22:25,317 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:22:25,318 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:22:25,320 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:22:25,320 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:22:25,323 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:22:25,325 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:22:25,328 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:22:25,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:22:25,420 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:22:25,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25 WrapperNode [2022-12-14 19:22:25,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:22:25,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:22:25,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:22:25,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:22:25,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,457 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 109 [2022-12-14 19:22:25,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:22:25,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:22:25,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:22:25,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:22:25,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,474 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:22:25,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:22:25,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:22:25,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:22:25,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:22:25,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:22:25,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:22:25,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:22:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 19:22:25,534 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 19:22:25,534 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 19:22:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:22:25,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 19:22:25,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:22:25,641 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:22:25,643 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:22:25,820 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:22:25,855 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:22:25,855 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:22:25,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:22:25 BoogieIcfgContainer [2022-12-14 19:22:25,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:22:25,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:22:25,859 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:22:25,868 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:22:25,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:22:25" (1/1) ... [2022-12-14 19:22:25,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:22:25,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:25,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-12-14 19:22:25,918 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-12-14 19:22:25,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:22:25,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:25,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:26,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:22:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 72 transitions. [2022-12-14 19:22:26,171 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-14 19:22:26,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:22:26,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:26,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:26,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:22:26,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:26,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 78 transitions. [2022-12-14 19:22:26,298 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-12-14 19:22:26,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:22:26,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:26,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:22:26,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 77 transitions. [2022-12-14 19:22:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2022-12-14 19:22:26,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:22:26,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:26,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 51 states and 70 transitions. [2022-12-14 19:22:26,518 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-12-14 19:22:26,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:22:26,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:26,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:26,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:26,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:26,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 72 transitions. [2022-12-14 19:22:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-14 19:22:26,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:22:26,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:26,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 82 transitions. [2022-12-14 19:22:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2022-12-14 19:22:27,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:22:27,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 76 transitions. [2022-12-14 19:22:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2022-12-14 19:22:27,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:22:27,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:22:27,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 79 transitions. [2022-12-14 19:22:27,277 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-14 19:22:27,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:22:27,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:27,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 86 transitions. [2022-12-14 19:22:27,370 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-14 19:22:27,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:22:27,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,407 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 62 states and 83 transitions. [2022-12-14 19:22:27,516 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-12-14 19:22:27,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:22:27,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:27,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 61 states and 82 transitions. [2022-12-14 19:22:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-12-14 19:22:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:22:27,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 84 transitions. [2022-12-14 19:22:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2022-12-14 19:22:27,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:22:27,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:27,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 62 states and 82 transitions. [2022-12-14 19:22:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-12-14 19:22:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:22:27,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:27,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 50 states and 66 transitions. [2022-12-14 19:22:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-12-14 19:22:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:22:27,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:27,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:28,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:28,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 48 states and 63 transitions. [2022-12-14 19:22:28,019 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-12-14 19:22:28,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:22:28,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:28,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:28,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 50 states and 67 transitions. [2022-12-14 19:22:28,108 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-12-14 19:22:28,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:22:28,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:28,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:28,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 51 states and 68 transitions. [2022-12-14 19:22:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-12-14 19:22:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:22:28,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:28,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 19:22:28,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:28,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 60 states and 82 transitions. [2022-12-14 19:22:28,607 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2022-12-14 19:22:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:22:28,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:28,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:28,643 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:28,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 63 states and 86 transitions. [2022-12-14 19:22:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-14 19:22:28,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:22:28,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:28,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:29,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 60 states and 81 transitions. [2022-12-14 19:22:29,075 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2022-12-14 19:22:29,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:22:29,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:29,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:29,112 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 63 states and 84 transitions. [2022-12-14 19:22:29,316 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2022-12-14 19:22:29,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:22:29,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:29,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:29,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:22:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 61 states and 81 transitions. [2022-12-14 19:22:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2022-12-14 19:22:29,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:22:29,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:29,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:29,563 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 19:22:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:29,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 60 states and 78 transitions. [2022-12-14 19:22:29,751 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-12-14 19:22:29,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 19:22:29,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:29,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:29,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:29,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 64 states and 85 transitions. [2022-12-14 19:22:29,892 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2022-12-14 19:22:29,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:22:29,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:29,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:29,925 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 19:22:29,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:29,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 44 states and 56 transitions. [2022-12-14 19:22:29,943 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-14 19:22:29,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:22:29,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:22:29,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:22:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:22:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:22:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:22:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 43 states and 55 transitions. [2022-12-14 19:22:30,014 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-14 19:22:30,015 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:22:30,015 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2022-12-14 19:22:30,022 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 19:22:30,212 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:22:30,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:22:30 ImpRootNode [2022-12-14 19:22:30,217 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:22:30,217 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:22:30,217 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:22:30,217 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:22:30,218 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:22:25" (3/4) ... [2022-12-14 19:22:30,220 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:22:30,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 19:22:30,225 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 19:22:30,228 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-14 19:22:30,228 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 19:22:30,228 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 19:22:30,228 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:22:30,228 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:22:30,260 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:22:30,260 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:22:30,261 INFO L158 Benchmark]: Toolchain (without parser) took 5771.06ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 87.3MB in the beginning and 59.0MB in the end (delta: 28.3MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2022-12-14 19:22:30,261 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 125.8MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:22:30,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 929.51ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 87.3MB in the beginning and 93.4MB in the end (delta: -6.1MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2022-12-14 19:22:30,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.90ms. Allocated memory is still 151.0MB. Free memory was 93.4MB in the beginning and 89.9MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:22:30,262 INFO L158 Benchmark]: Boogie Preprocessor took 18.33ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 88.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:22:30,262 INFO L158 Benchmark]: RCFGBuilder took 381.43ms. Allocated memory is still 151.0MB. Free memory was 88.5MB in the beginning and 70.3MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 19:22:30,262 INFO L158 Benchmark]: CodeCheck took 4357.66ms. Allocated memory is still 151.0MB. Free memory was 70.3MB in the beginning and 63.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-12-14 19:22:30,262 INFO L158 Benchmark]: Witness Printer took 43.32ms. Allocated memory is still 151.0MB. Free memory was 63.2MB in the beginning and 59.0MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:22:30,264 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, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s 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: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1647]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1647]: 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: 1664]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 125.8MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 929.51ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 87.3MB in the beginning and 93.4MB in the end (delta: -6.1MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.90ms. Allocated memory is still 151.0MB. Free memory was 93.4MB in the beginning and 89.9MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.33ms. Allocated memory is still 151.0MB. Free memory was 89.9MB in the beginning and 88.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 381.43ms. Allocated memory is still 151.0MB. Free memory was 88.5MB in the beginning and 70.3MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 4357.66ms. Allocated memory is still 151.0MB. Free memory was 70.3MB in the beginning and 63.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Witness Printer took 43.32ms. Allocated memory is still 151.0MB. Free memory was 63.2MB in the beginning and 59.0MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:22:30,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eff98627-18b9-460d-8f2d-26c8199cb700/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