./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_11_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_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/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_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/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_60296efe-8452-4b77-84a6-20121ebfa61a/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 b3bbea65b78857147395889e1e5ad1fa76207cd1b4b81931c14c2d75d9d48b06 --- 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 02:32:59,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:32:59,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:32:59,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:32:59,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:32:59,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:32:59,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:32:59,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:32:59,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:32:59,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:32:59,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:32:59,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:32:59,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:32:59,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:32:59,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:32:59,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:32:59,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:32:59,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:32:59,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:32:59,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:32:59,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:32:59,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:32:59,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:32:59,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:32:59,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:32:59,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:32:59,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:32:59,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:32:59,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:32:59,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:32:59,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:32:59,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:32:59,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:32:59,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:32:59,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:32:59,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:32:59,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:32:59,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:32:59,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:32:59,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:32:59,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:32:59,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:32:59,408 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:32:59,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:32:59,409 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:32:59,410 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:32:59,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:32:59,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:32:59,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:32:59,411 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:32:59,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:32:59,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:32:59,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:32:59,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:32:59,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:32:59,412 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:32:59,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:32:59,412 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:32:59,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:32:59,412 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:32:59,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:32:59,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:32:59,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:32:59,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:32:59,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:32:59,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:32:59,414 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:32:59,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:32:59,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:32:59,414 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_60296efe-8452-4b77-84a6-20121ebfa61a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3bbea65b78857147395889e1e5ad1fa76207cd1b4b81931c14c2d75d9d48b06 [2022-12-15 02:32:59,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:32:59,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:32:59,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:32:59,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:32:59,593 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:32:59,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_11_good.i [2022-12-15 02:33:02,120 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:33:02,402 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:33:02,403 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_11_good.i [2022-12-15 02:33:02,419 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/data/c1937abd2/afb7ef4e5a5147caa5c3769ab246362c/FLAGd7bd159c6 [2022-12-15 02:33:02,714 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/data/c1937abd2/afb7ef4e5a5147caa5c3769ab246362c [2022-12-15 02:33:02,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:33:02,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:33:02,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:33:02,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:33:02,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:33:02,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:33:02" (1/1) ... [2022-12-15 02:33:02,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c142210 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:02, skipping insertion in model container [2022-12-15 02:33:02,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:33:02" (1/1) ... [2022-12-15 02:33:02,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:33:02,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:33:03,034 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:33:03,371 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:33:03,376 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:33:03,378 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:33:03,380 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:33:03,381 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:33:03,400 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:33:03,407 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:33:03,416 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:33:03,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:33:03,425 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:33:03,441 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:33:03,481 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:33:03,482 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:33:03,483 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:33:03,485 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:33:03,485 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:33:03,489 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:33:03,491 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:33:03,494 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:33:03,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:33:03,636 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:33:03,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03 WrapperNode [2022-12-15 02:33:03,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:33:03,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:33:03,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:33:03,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:33:03,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,687 INFO L138 Inliner]: procedures = 504, calls = 93, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 151 [2022-12-15 02:33:03,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:33:03,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:33:03,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:33:03,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:33:03,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,712 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:33:03,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:33:03,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:33:03,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:33:03,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:33:03" (1/1) ... [2022-12-15 02:33:03,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:33:03,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:33:03,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:33:03,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:33:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:33:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:33:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 02:33:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:33:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:33:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2022-12-15 02:33:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2022-12-15 02:33:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:33:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 02:33:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:33:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:33:03,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:33:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:33:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2022-12-15 02:33:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2022-12-15 02:33:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:33:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:33:03,915 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:33:03,917 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:33:04,092 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:33:04,115 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:33:04,115 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:33:04,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:33:04 BoogieIcfgContainer [2022-12-15 02:33:04,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:33:04,118 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:33:04,118 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:33:04,125 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:33:04,126 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:33:04" (1/1) ... [2022-12-15 02:33:04,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:33:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2022-12-15 02:33:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2022-12-15 02:33:04,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:33:04,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:04,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:04,366 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 02:33:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:04,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2022-12-15 02:33:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2022-12-15 02:33:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:33:04,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:04,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:04,514 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 02:33:04,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:04,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-12-15 02:33:04,565 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-12-15 02:33:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:33:04,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:04,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:04,649 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 02:33:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:04,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-12-15 02:33:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-12-15 02:33:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:33:04,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:04,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:04,809 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 02:33:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:04,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 96 transitions. [2022-12-15 02:33:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2022-12-15 02:33:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:33:04,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:04,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:33:05,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:05,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 93 transitions. [2022-12-15 02:33:05,104 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2022-12-15 02:33:05,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:33:05,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:05,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:05,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:33:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 92 transitions. [2022-12-15 02:33:05,204 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2022-12-15 02:33:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:33:05,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:05,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:33:05,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 101 transitions. [2022-12-15 02:33:05,379 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2022-12-15 02:33:05,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-15 02:33:05,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:05,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:05,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:33:05,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 75 states and 100 transitions. [2022-12-15 02:33:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2022-12-15 02:33:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:33:05,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:05,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:05,641 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 02:33:05,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:05,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 90 transitions. [2022-12-15 02:33:05,804 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2022-12-15 02:33:05,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:33:05,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:05,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 02:33:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:06,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 89 transitions. [2022-12-15 02:33:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2022-12-15 02:33:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 02:33:06,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:06,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:06,140 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 02:33:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:06,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 72 states and 96 transitions. [2022-12-15 02:33:06,217 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2022-12-15 02:33:06,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 02:33:06,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:06,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:06,281 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-15 02:33:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:06,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 73 states and 97 transitions. [2022-12-15 02:33:06,298 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2022-12-15 02:33:06,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-15 02:33:06,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:06,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:06,384 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-15 02:33:06,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:06,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 65 states and 84 transitions. [2022-12-15 02:33:06,431 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2022-12-15 02:33:06,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-15 02:33:06,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:06,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-15 02:33:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:06,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 83 transitions. [2022-12-15 02:33:06,663 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2022-12-15 02:33:06,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-15 02:33:06,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:06,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:06,867 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-15 02:33:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:06,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 82 transitions. [2022-12-15 02:33:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2022-12-15 02:33:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-15 02:33:07,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:33:07,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:33:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:33:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-15 02:33:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:33:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 63 states and 81 transitions. [2022-12-15 02:33:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2022-12-15 02:33:07,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:33:07,102 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-12-15 02:33:07,110 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:33:07,218 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:33:07,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:33:07 ImpRootNode [2022-12-15 02:33:07,222 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:33:07,222 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:33:07,222 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:33:07,223 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:33:07,223 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:33:04" (3/4) ... [2022-12-15 02:33:07,225 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:33:07,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:33:07,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2022-12-15 02:33:07,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:33:07,230 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2022-12-15 02:33:07,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-15 02:33:07,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 02:33:07,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:33:07,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:33:07,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:33:07,272 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:33:07,272 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:33:07,273 INFO L158 Benchmark]: Toolchain (without parser) took 4552.36ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 93.5MB in the beginning and 53.9MB in the end (delta: 39.6MB). Peak memory consumption was 106.7MB. Max. memory is 16.1GB. [2022-12-15 02:33:07,273 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:33:07,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 914.62ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 93.5MB in the beginning and 136.0MB in the end (delta: -42.5MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2022-12-15 02:33:07,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.20ms. Allocated memory is still 197.1MB. Free memory was 136.0MB in the beginning and 132.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:33:07,274 INFO L158 Benchmark]: Boogie Preprocessor took 28.50ms. Allocated memory is still 197.1MB. Free memory was 132.8MB in the beginning and 130.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:33:07,274 INFO L158 Benchmark]: RCFGBuilder took 399.93ms. Allocated memory is still 197.1MB. Free memory was 130.8MB in the beginning and 109.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 02:33:07,274 INFO L158 Benchmark]: CodeCheck took 3104.23ms. Allocated memory is still 197.1MB. Free memory was 109.8MB in the beginning and 59.1MB in the end (delta: 50.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2022-12-15 02:33:07,275 INFO L158 Benchmark]: Witness Printer took 49.61ms. Allocated memory is still 197.1MB. Free memory was 59.1MB in the beginning and 53.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:33:07,276 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 5 procedures, 73 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2628 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 479 mSDsluCounter, 1895 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 270 mSDsCounter, 523 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1735 IncrementalHoareTripleChecker+Invalid, 2258 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 523 mSolverCounterUnsat, 1625 mSDtfsCounter, 1735 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4986 GetRequests, 4904 SyntacticMatches, 12 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1183 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 648 NumberOfCodeBlocks, 648 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 632 ConstructedInterpolants, 0 QuantifiedInterpolants, 812 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 236/242 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: 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: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: 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: 1666]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 914.62ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 93.5MB in the beginning and 136.0MB in the end (delta: -42.5MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.20ms. Allocated memory is still 197.1MB. Free memory was 136.0MB in the beginning and 132.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.50ms. Allocated memory is still 197.1MB. Free memory was 132.8MB in the beginning and 130.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 399.93ms. Allocated memory is still 197.1MB. Free memory was 130.8MB in the beginning and 109.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3104.23ms. Allocated memory is still 197.1MB. Free memory was 109.8MB in the beginning and 59.1MB in the end (delta: 50.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * Witness Printer took 49.61ms. Allocated memory is still 197.1MB. Free memory was 59.1MB in the beginning and 53.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:33:07,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60296efe-8452-4b77-84a6-20121ebfa61a/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