./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL --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 64bit --witnessprinter.graph.data.programhash f81b0cde35a679238de645d3da8bb515a2b28eea0ad5084b01f82295182f6f8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:03,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:03,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:06:03,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:06:03,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:06:03,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:03,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:03,671 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:03,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:03,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:03,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:03,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:03,674 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:03,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:03,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:03,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:03,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:03,678 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:06:03,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:03,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:03,680 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:03,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:03,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:03,682 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:03,682 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:03,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:03,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:03,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:03,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:03,685 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:06:03,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:06:03,686 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:03,687 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_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f81b0cde35a679238de645d3da8bb515a2b28eea0ad5084b01f82295182f6f8b [2023-11-19 04:06:03,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:03,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:03,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:03,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:03,999 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:04,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_good.i [2023-11-19 04:06:07,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:07,618 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:07,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_17_good.i [2023-11-19 04:06:07,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/data/038c140b9/0ce19ec98b2f47f1806bc709c9ebf443/FLAGd57e60cec [2023-11-19 04:06:07,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/data/038c140b9/0ce19ec98b2f47f1806bc709c9ebf443 [2023-11-19 04:06:07,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:07,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:07,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:07,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:07,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:07,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:07" (1/1) ... [2023-11-19 04:06:07,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e056841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:07, skipping insertion in model container [2023-11-19 04:06:07,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:07" (1/1) ... [2023-11-19 04:06:07,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:08,158 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:06:08,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:08,809 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:08,829 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:06:08,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:09,110 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:09,110 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:09,110 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:09,111 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:09,111 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:09,119 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:09,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09 WrapperNode [2023-11-19 04:06:09,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:09,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:09,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:09,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:09,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,194 INFO L138 Inliner]: procedures = 501, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2023-11-19 04:06:09,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:09,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:09,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:09,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:09,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:09,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:09,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:09,229 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:09,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:09,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:09,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:09,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 04:06:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 04:06:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:06:09,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:06:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:09,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:06:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:06:09,533 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:09,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:09,791 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:09,855 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:09,855 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:06:09,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:09 BoogieIcfgContainer [2023-11-19 04:06:09,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:09,862 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:09,862 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:09,871 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:09,872 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:09" (1/1) ... [2023-11-19 04:06:09,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:06:09,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-19 04:06:09,945 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-19 04:06:09,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:06:09,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:09,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:10,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:10,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-19 04:06:10,326 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-19 04:06:10,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:06:10,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:10,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:10,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:10,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:10,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-19 04:06:10,533 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-19 04:06:10,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:06:10,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:10,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:10,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-19 04:06:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-19 04:06:10,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:06:10,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:10,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-11-19 04:06:11,055 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-19 04:06:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:06:11,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:06:11,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-19 04:06:11,274 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-19 04:06:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:06:11,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,382 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:06:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-11-19 04:06:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-19 04:06:11,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:06:11,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:06:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 52 states and 63 transitions. [2023-11-19 04:06:11,556 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2023-11-19 04:06:11,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:06:11,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,622 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:11,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 66 transitions. [2023-11-19 04:06:11,782 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2023-11-19 04:06:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:06:11,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:11,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 69 transitions. [2023-11-19 04:06:11,966 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2023-11-19 04:06:11,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:06:11,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:12,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 58 states and 70 transitions. [2023-11-19 04:06:12,027 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 70 transitions. [2023-11-19 04:06:12,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:06:12,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:12,112 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:06:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 44 transitions. [2023-11-19 04:06:12,288 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2023-11-19 04:06:12,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:06:12,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:12,377 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 36 states and 38 transitions. [2023-11-19 04:06:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-11-19 04:06:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:06:12,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 42 transitions. [2023-11-19 04:06:12,965 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2023-11-19 04:06:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:06:12,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:13,051 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 47 transitions. [2023-11-19 04:06:13,567 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-19 04:06:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:06:13,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:13,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:13,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:06:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 47 states and 57 transitions. [2023-11-19 04:06:14,253 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-19 04:06:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:06:14,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:14,327 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:06:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 48 states and 60 transitions. [2023-11-19 04:06:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-19 04:06:14,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:06:14,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 65 transitions. [2023-11-19 04:06:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-19 04:06:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:06:14,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:06:15,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:15,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 69 transitions. [2023-11-19 04:06:15,295 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2023-11-19 04:06:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:06:15,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:15,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:15,424 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:06:15,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:15,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 33 states and 34 transitions. [2023-11-19 04:06:15,721 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2023-11-19 04:06:15,721 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:06:15,722 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-11-19 04:06:15,732 INFO L751 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-19 04:06:15,824 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:06:15,828 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 04:06:15,836 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-11-19 04:06:15,838 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:06:15,838 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 04:06:15,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:06:15 ImpRootNode [2023-11-19 04:06:15,840 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:06:15,840 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:06:15,841 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:06:15,841 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:06:15,842 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:09" (3/4) ... [2023-11-19 04:06:15,844 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:06:15,847 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 04:06:15,847 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 04:06:15,855 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-19 04:06:15,856 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 04:06:15,856 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:06:15,856 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:06:15,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:06:15,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:06:15,968 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:06:15,969 INFO L158 Benchmark]: Toolchain (without parser) took 8284.40ms. Allocated memory was 146.8MB in the beginning and 203.4MB in the end (delta: 56.6MB). Free memory was 97.5MB in the beginning and 56.8MB in the end (delta: 40.7MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2023-11-19 04:06:15,970 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:15,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1433.77ms. Allocated memory is still 146.8MB. Free memory was 96.9MB in the beginning and 76.5MB in the end (delta: 20.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-19 04:06:15,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.66ms. Allocated memory is still 146.8MB. Free memory was 76.5MB in the beginning and 73.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:15,971 INFO L158 Benchmark]: Boogie Preprocessor took 32.46ms. Allocated memory is still 146.8MB. Free memory was 73.6MB in the beginning and 72.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:15,971 INFO L158 Benchmark]: RCFGBuilder took 632.91ms. Allocated memory was 146.8MB in the beginning and 203.4MB in the end (delta: 56.6MB). Free memory was 72.3MB in the beginning and 170.4MB in the end (delta: -98.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-11-19 04:06:15,972 INFO L158 Benchmark]: CodeCheck took 5977.94ms. Allocated memory is still 203.4MB. Free memory was 170.4MB in the beginning and 62.0MB in the end (delta: 108.5MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. [2023-11-19 04:06:15,972 INFO L158 Benchmark]: Witness Printer took 128.11ms. Allocated memory is still 203.4MB. Free memory was 62.0MB in the beginning and 56.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:15,974 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 3 procedures, 45 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1110 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 487 mSDsluCounter, 556 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 180 mSDsCounter, 636 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2218 IncrementalHoareTripleChecker+Invalid, 2854 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 636 mSolverCounterUnsat, 376 mSDtfsCounter, 2218 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2816 GetRequests, 2693 SyntacticMatches, 23 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3124 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 406 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 711 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 85/89 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (((1 <= i) && ((data + 2147483648) <= 0)) || (i == 0)) - InvariantResult [Line: 1575]: Loop Invariant Derived loop invariant: ((h == 0) || (((1 <= h) && ((data + 2) <= 0)) && (0 <= (data + 2)))) - InvariantResult [Line: 1579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1433.77ms. Allocated memory is still 146.8MB. Free memory was 96.9MB in the beginning and 76.5MB in the end (delta: 20.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.66ms. Allocated memory is still 146.8MB. Free memory was 76.5MB in the beginning and 73.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.46ms. Allocated memory is still 146.8MB. Free memory was 73.6MB in the beginning and 72.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 632.91ms. Allocated memory was 146.8MB in the beginning and 203.4MB in the end (delta: 56.6MB). Free memory was 72.3MB in the beginning and 170.4MB in the end (delta: -98.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * CodeCheck took 5977.94ms. Allocated memory is still 203.4MB. Free memory was 170.4MB in the beginning and 62.0MB in the end (delta: 108.5MB). Peak memory consumption was 109.4MB. Max. memory is 16.1GB. * Witness Printer took 128.11ms. Allocated memory is still 203.4MB. Free memory was 62.0MB in the beginning and 56.8MB 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! [2023-11-19 04:06:16,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bf492f0-a96c-429f-850d-da0b6404f4ae/bin/ukojak-verify-G8NBE6pJGL/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