./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-simple/nested_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash d28004f57c6988e792d07d7254dfd532aeffd19f38063d85c3bfa2c0f504914f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:47:07,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:47:07,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 19:47:07,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:47:07,640 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:47:07,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:47:07,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:47:07,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:47:07,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:47:07,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:47:07,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:47:07,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:47:07,686 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:47:07,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:47:07,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:47:07,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:47:07,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:47:07,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:47:07,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:47:07,691 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:47:07,692 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:47:07,696 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:47:07,696 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:47:07,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:47:07,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:47:07,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:47:07,697 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:47:07,697 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:47:07,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:47:07,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:07,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:47:07,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:47:07,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:47:07,701 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:47:07,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:47:07,702 INFO L153 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_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d28004f57c6988e792d07d7254dfd532aeffd19f38063d85c3bfa2c0f504914f [2024-11-08 19:47:08,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:47:08,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:47:08,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:47:08,059 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:47:08,060 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:47:08,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-simple/nested_2.c Unable to find full path for "g++" [2024-11-08 19:47:10,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:47:10,285 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:47:10,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/sv-benchmarks/c/loop-simple/nested_2.c [2024-11-08 19:47:10,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/data/99f5d2cbb/c0b9320bf9a9484ab36ee017aba87e92/FLAGe75b0817a [2024-11-08 19:47:10,321 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/data/99f5d2cbb/c0b9320bf9a9484ab36ee017aba87e92 [2024-11-08 19:47:10,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:47:10,327 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:47:10,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:10,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:47:10,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:47:10,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5198d644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10, skipping insertion in model container [2024-11-08 19:47:10,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,360 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:47:10,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:10,603 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:47:10,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:47:10,642 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:47:10,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10 WrapperNode [2024-11-08 19:47:10,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:47:10,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:10,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:47:10,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:47:10,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,676 INFO L138 Inliner]: procedures = 10, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-08 19:47:10,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:47:10,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:47:10,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:47:10,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:47:10,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:47:10,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:47:10,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:47:10,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:47:10,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:47:10" (1/1) ... [2024-11-08 19:47:10,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:47:10,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:47:10,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:47:10,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:47:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:47:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:47:10,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:47:10,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:47:10,851 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:47:10,854 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:47:10,972 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 19:47:10,984 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:47:11,027 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:47:11,028 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:47:11,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:11 BoogieIcfgContainer [2024-11-08 19:47:11,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:47:11,029 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:47:11,029 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:47:11,051 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:47:11,052 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:11" (1/1) ... [2024-11-08 19:47:11,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:47:11,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 19:47:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 19:47:11,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:47:11,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:11,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:11,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:11,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-08 19:47:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-08 19:47:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:47:11,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:11,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:11,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:11,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-08 19:47:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-08 19:47:11,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:47:11,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:11,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:11,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:11,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 19:47:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 19:47:11,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:47:11,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:11,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:11,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 19:47:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 19:47:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:47:11,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:11,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:11,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:47:11,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:11,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-08 19:47:11,949 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-08 19:47:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:47:11,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:11,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:11,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:47:12,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2024-11-08 19:47:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 19:47:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:47:12,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:12,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:47:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:12,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-08 19:47:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-08 19:47:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:47:12,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:12,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:12,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2024-11-08 19:47:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2024-11-08 19:47:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:47:12,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:12,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 19:47:12,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:12,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2024-11-08 19:47:12,549 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2024-11-08 19:47:12,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:47:12,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:12,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:47:12,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:12,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2024-11-08 19:47:12,880 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2024-11-08 19:47:12,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:47:12,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:12,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:12,971 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 19:47:13,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:13,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2024-11-08 19:47:13,389 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2024-11-08 19:47:13,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:47:13,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:13,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 19:47:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-11-08 19:47:13,550 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-11-08 19:47:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 19:47:13,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:13,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:47:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2024-11-08 19:47:13,748 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2024-11-08 19:47:13,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:47:13,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:13,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:13,813 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:47:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:13,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2024-11-08 19:47:13,945 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2024-11-08 19:47:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:47:13,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:13,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:47:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:14,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2024-11-08 19:47:14,129 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-11-08 19:47:14,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 19:47:14,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:14,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:14,215 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 19:47:15,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:15,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2024-11-08 19:47:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2024-11-08 19:47:15,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 19:47:15,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:15,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-08 19:47:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:15,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2024-11-08 19:47:15,285 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2024-11-08 19:47:15,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 19:47:15,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:15,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:15,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:15,344 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 19:47:16,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:16,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2024-11-08 19:47:16,307 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2024-11-08 19:47:16,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:47:16,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:16,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:16,366 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 19:47:16,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 86 transitions. [2024-11-08 19:47:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2024-11-08 19:47:16,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 19:47:16,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:16,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:16,650 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 19:47:16,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:16,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 70 states and 88 transitions. [2024-11-08 19:47:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2024-11-08 19:47:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:47:16,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:16,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:17,008 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-08 19:47:18,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:18,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 80 states and 104 transitions. [2024-11-08 19:47:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 104 transitions. [2024-11-08 19:47:18,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 19:47:18,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:18,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:18,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-08 19:47:18,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:18,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 80 states and 103 transitions. [2024-11-08 19:47:18,572 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 103 transitions. [2024-11-08 19:47:18,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 19:47:18,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:18,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:18,610 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-08 19:47:18,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:18,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2024-11-08 19:47:18,880 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2024-11-08 19:47:18,881 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:47:18,881 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2024-11-08 19:47:18,889 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-08 19:47:19,920 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-08 19:47:19,920 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:47:19,921 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 20) no Hoare annotation was computed. [2024-11-08 19:47:19,921 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 23) the Hoare annotation is: (let ((.cse0 (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648))) (.cse3 (< |ULTIMATE.start_main_~a~0#1| 1)) (.cse1 (<= |ULTIMATE.start_main_~b~0#1| 5)) (.cse2 (<= 1 |ULTIMATE.start_main_~b~0#1|)) (.cse4 (< |ULTIMATE.start_main_~b~0#1| 1)) (.cse6 (<= |ULTIMATE.start_main_~a~0#1| 5)) (.cse7 (<= 1 |ULTIMATE.start_main_~a~0#1|)) (.cse5 (<= 0 (+ |ULTIMATE.start_main_~b~0#1| 2147483648)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse3 .cse5) (and .cse6 .cse1 .cse2 .cse7) (and .cse4 .cse6 .cse7 .cse5))) [2024-11-08 19:47:19,922 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648))) (.cse3 (< |ULTIMATE.start_main_~a~0#1| 1)) (.cse1 (<= |ULTIMATE.start_main_~b~0#1| 5)) (.cse2 (<= 1 |ULTIMATE.start_main_~b~0#1|)) (.cse4 (< |ULTIMATE.start_main_~b~0#1| 1)) (.cse6 (<= |ULTIMATE.start_main_~a~0#1| 5)) (.cse7 (<= 1 |ULTIMATE.start_main_~a~0#1|)) (.cse5 (<= 0 (+ |ULTIMATE.start_main_~b~0#1| 2147483648)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse3 .cse5) (and .cse6 .cse1 .cse2 .cse7) (and .cse4 .cse6 .cse7 .cse5))) [2024-11-08 19:47:19,922 INFO L77 FloydHoareUtils]: At program point L21-4(line 21) the Hoare annotation is: (let ((.cse0 (<= 0 (+ 2147483649 |ULTIMATE.start_main_~b~0#1|))) (.cse1 (<= |ULTIMATE.start_main_~b~0#1| 5))) (or (and (<= |ULTIMATE.start_main_~a~0#1| 5) .cse0 .cse1 (<= 1 |ULTIMATE.start_main_~a~0#1|)) (and (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) .cse0 .cse1 (< |ULTIMATE.start_main_~a~0#1| 1)))) [2024-11-08 19:47:19,922 INFO L77 FloydHoareUtils]: At program point L21-5(lines 21 23) the Hoare annotation is: (let ((.cse0 (<= 0 (+ |ULTIMATE.start_main_~b~0#1| 2147483648)))) (or (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= 1 |ULTIMATE.start_main_~a~0#1|) .cse0) (and (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) (< |ULTIMATE.start_main_~a~0#1| 1) .cse0))) [2024-11-08 19:47:19,923 INFO L77 FloydHoareUtils]: At program point L21-6(lines 21 23) the Hoare annotation is: (or (and (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) (< |ULTIMATE.start_main_~a~0#1| 1)) (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= 1 |ULTIMATE.start_main_~a~0#1|))) [2024-11-08 19:47:19,923 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:47:19,923 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-08 19:47:19,923 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 20) no Hoare annotation was computed. [2024-11-08 19:47:19,924 INFO L77 FloydHoareUtils]: At program point L20-1(lines 20 24) the Hoare annotation is: (or (and (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) (< |ULTIMATE.start_main_~a~0#1| 1)) (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= 1 |ULTIMATE.start_main_~a~0#1|))) [2024-11-08 19:47:19,924 INFO L77 FloydHoareUtils]: At program point L20-3(line 20) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= 0 (+ 2147483649 |ULTIMATE.start_main_~a~0#1|))) [2024-11-08 19:47:19,924 INFO L77 FloydHoareUtils]: At program point L20-4(lines 20 24) the Hoare annotation is: (<= 0 (+ |ULTIMATE.start_main_~a~0#1| 2147483648)) [2024-11-08 19:47:19,924 INFO L77 FloydHoareUtils]: At program point L20-5(lines 15 29) the Hoare annotation is: true [2024-11-08 19:47:19,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:47:19 ImpRootNode [2024-11-08 19:47:19,939 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:47:19,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:47:19,940 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:47:19,940 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:47:19,940 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:47:11" (3/4) ... [2024-11-08 19:47:19,943 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:47:19,950 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 19:47:19,950 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 19:47:19,950 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:47:19,951 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:47:20,029 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:47:20,029 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:47:20,029 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:47:20,030 INFO L158 Benchmark]: Toolchain (without parser) took 9703.24ms. Allocated memory was 123.7MB in the beginning and 213.9MB in the end (delta: 90.2MB). Free memory was 82.0MB in the beginning and 143.7MB in the end (delta: -61.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-08 19:47:20,031 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory was 89.1MB in the beginning and 89.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:20,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.78ms. Allocated memory is still 123.7MB. Free memory was 81.8MB in the beginning and 70.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:47:20,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.71ms. Allocated memory is still 123.7MB. Free memory was 69.8MB in the beginning and 68.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:47:20,032 INFO L158 Benchmark]: Boogie Preprocessor took 18.08ms. Allocated memory is still 123.7MB. Free memory was 68.4MB in the beginning and 67.6MB in the end (delta: 809.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:47:20,033 INFO L158 Benchmark]: RCFGBuilder took 332.48ms. Allocated memory was 123.7MB in the beginning and 178.3MB in the end (delta: 54.5MB). Free memory was 67.6MB in the beginning and 147.1MB in the end (delta: -79.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-08 19:47:20,033 INFO L158 Benchmark]: CodeCheck took 8910.00ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 147.0MB in the beginning and 149.0MB in the end (delta: -1.9MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2024-11-08 19:47:20,033 INFO L158 Benchmark]: Witness Printer took 90.09ms. Allocated memory is still 213.9MB. Free memory was 147.9MB in the beginning and 143.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:47:20,035 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 15 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1571 SdHoareTripleChecker+Valid, 8.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1222 mSDsluCounter, 184 SdHoareTripleChecker+Invalid, 6.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 970 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4269 IncrementalHoareTripleChecker+Invalid, 5239 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 970 mSolverCounterUnsat, 184 mSDtfsCounter, 4269 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3404 GetRequests, 3192 SyntacticMatches, 48 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12822 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 421 ConstructedInterpolants, 0 QuantifiedInterpolants, 919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 17 PerfectInterpolantSequences, 573/638 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: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (0 <= (a + 2147483648)) - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: ((((a <= 5) && (1 <= a)) && (0 <= (b + 2147483648))) || (((0 <= (a + 2147483648)) && (a < 1)) && (0 <= (b + 2147483648)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory was 89.1MB in the beginning and 89.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.78ms. Allocated memory is still 123.7MB. Free memory was 81.8MB in the beginning and 70.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.71ms. Allocated memory is still 123.7MB. Free memory was 69.8MB in the beginning and 68.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.08ms. Allocated memory is still 123.7MB. Free memory was 68.4MB in the beginning and 67.6MB in the end (delta: 809.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 332.48ms. Allocated memory was 123.7MB in the beginning and 178.3MB in the end (delta: 54.5MB). Free memory was 67.6MB in the beginning and 147.1MB in the end (delta: -79.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * CodeCheck took 8910.00ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 147.0MB in the beginning and 149.0MB in the end (delta: -1.9MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * Witness Printer took 90.09ms. Allocated memory is still 213.9MB. Free memory was 147.9MB in the beginning and 143.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:47:20,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e4a15b0-35fa-40c0-b49a-5e9a2f7dc78d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE