./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC --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 b4fc024eb4a291394a4ae1b1322682ed27f27b7bc4916ad7f6f7dabc24e8b4cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:07,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:07,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:04:07,877 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:07,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:07,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:07,909 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:07,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:07,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:07,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:07,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:07,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:07,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:07,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:07,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:07,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:07,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:07,917 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:07,917 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:07,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:07,919 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:07,919 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:07,920 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:07,921 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:07,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:07,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:07,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:07,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:07,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:07,924 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:07,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:07,925 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:07,925 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_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4fc024eb4a291394a4ae1b1322682ed27f27b7bc4916ad7f6f7dabc24e8b4cb [2023-11-23 20:04:08,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:08,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:08,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:08,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:08,287 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:08,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i [2023-11-23 20:04:11,430 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:11,896 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:11,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i [2023-11-23 20:04:11,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/data/01093db6d/7fa163864e7c4162b8a54b74d5c2af22/FLAG9638e6a20 [2023-11-23 20:04:11,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/data/01093db6d/7fa163864e7c4162b8a54b74d5c2af22 [2023-11-23 20:04:11,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:11,946 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:11,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:11,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:11,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:11,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:11" (1/1) ... [2023-11-23 20:04:11,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5704518d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:11, skipping insertion in model container [2023-11-23 20:04:11,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:11" (1/1) ... [2023-11-23 20:04:12,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:12,489 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:04:13,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:13,189 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:13,225 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:04:13,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:13,485 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:13,486 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:13,486 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:13,486 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:13,487 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:13,495 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:13,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13 WrapperNode [2023-11-23 20:04:13,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:13,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:13,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:13,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:13,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,568 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 151 [2023-11-23 20:04:13,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:13,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:13,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:13,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:13,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,597 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,615 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:13,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:13,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:13,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:13,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:13" (1/1) ... [2023-11-23 20:04:13,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:13,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:13,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:13,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:13,727 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-23 20:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-23 20:04:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:04:13,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:04:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:13,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:04:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:13,873 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:13,875 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:14,123 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:14,173 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:14,173 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:04:14,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:14 BoogieIcfgContainer [2023-11-23 20:04:14,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:14,176 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:14,176 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:14,187 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:14,187 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:14" (1/1) ... [2023-11-23 20:04:14,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:14,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2023-11-23 20:04:14,249 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2023-11-23 20:04:14,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:04:14,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:14,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:14,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:14,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 116 transitions. [2023-11-23 20:04:14,824 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2023-11-23 20:04:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:04:14,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:14,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:14,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 65 states and 93 transitions. [2023-11-23 20:04:14,933 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2023-11-23 20:04:14,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:04:14,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:14,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 65 states and 92 transitions. [2023-11-23 20:04:15,131 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2023-11-23 20:04:15,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:04:15,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:15,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 64 states and 89 transitions. [2023-11-23 20:04:15,192 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2023-11-23 20:04:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:04:15,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:15,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 68 states and 96 transitions. [2023-11-23 20:04:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2023-11-23 20:04:15,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:15,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 75 transitions. [2023-11-23 20:04:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2023-11-23 20:04:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:15,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:15,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 54 states and 70 transitions. [2023-11-23 20:04:15,560 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-23 20:04:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:15,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:04:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 58 states and 76 transitions. [2023-11-23 20:04:15,758 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2023-11-23 20:04:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:04:15,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,887 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:04:15,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 75 transitions. [2023-11-23 20:04:15,992 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2023-11-23 20:04:15,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:04:15,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,085 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:04:16,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 51 states and 65 transitions. [2023-11-23 20:04:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-23 20:04:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:04:16,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:16,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:04:16,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 49 states and 60 transitions. [2023-11-23 20:04:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2023-11-23 20:04:16,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:04:16,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:16,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:04:16,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 53 states and 67 transitions. [2023-11-23 20:04:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-11-23 20:04:16,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:04:16,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:16,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:04:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 58 states and 75 transitions. [2023-11-23 20:04:16,765 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-23 20:04:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:04:16,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:16,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:04:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 45 states and 52 transitions. [2023-11-23 20:04:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-23 20:04:16,886 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:04:16,887 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-23 20:04:16,900 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-23 20:04:17,001 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,005 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,006 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,006 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,006 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,006 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,007 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,007 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,007 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:04:17,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:04:17 ImpRootNode [2023-11-23 20:04:17,007 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:04:17,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:04:17,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:04:17,008 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:04:17,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:14" (3/4) ... [2023-11-23 20:04:17,012 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:04:17,019 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-23 20:04:17,019 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-23 20:04:17,028 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-23 20:04:17,029 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-23 20:04:17,030 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 20:04:17,030 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:04:17,032 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:04:17,171 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:04:17,172 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:04:17,178 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:04:17,179 INFO L158 Benchmark]: Toolchain (without parser) took 5233.42ms. Allocated memory was 138.4MB in the beginning and 224.4MB in the end (delta: 86.0MB). Free memory was 71.4MB in the beginning and 88.8MB in the end (delta: -17.4MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-11-23 20:04:17,179 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:17,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1549.30ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 71.2MB in the beginning and 108.4MB in the end (delta: -37.2MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-11-23 20:04:17,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.55ms. Allocated memory is still 186.6MB. Free memory was 108.4MB in the beginning and 105.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:17,181 INFO L158 Benchmark]: Boogie Preprocessor took 50.53ms. Allocated memory is still 186.6MB. Free memory was 105.2MB in the beginning and 103.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:04:17,181 INFO L158 Benchmark]: RCFGBuilder took 553.89ms. Allocated memory is still 186.6MB. Free memory was 103.1MB in the beginning and 83.3MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:04:17,181 INFO L158 Benchmark]: CodeCheck took 2831.85ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 83.3MB in the beginning and 95.1MB in the end (delta: -11.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-23 20:04:17,182 INFO L158 Benchmark]: Witness Printer took 170.30ms. Allocated memory is still 224.4MB. Free memory was 95.1MB in the beginning and 88.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:04:17,184 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, 73 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1688 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 268 mSDsluCounter, 1299 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 310 mSDsCounter, 309 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 637 IncrementalHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 309 mSolverCounterUnsat, 989 mSDtfsCounter, 637 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2929 GetRequests, 2887 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 356 NumberOfCodeBlocks, 356 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 342 ConstructedInterpolants, 0 QuantifiedInterpolants, 440 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 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: 1571]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1571]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1661]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1661]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1682]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1595]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1620]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1629]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1647]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory is still 110.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1549.30ms. Allocated memory was 138.4MB in the beginning and 186.6MB in the end (delta: 48.2MB). Free memory was 71.2MB in the beginning and 108.4MB in the end (delta: -37.2MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.55ms. Allocated memory is still 186.6MB. Free memory was 108.4MB in the beginning and 105.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.53ms. Allocated memory is still 186.6MB. Free memory was 105.2MB in the beginning and 103.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 553.89ms. Allocated memory is still 186.6MB. Free memory was 103.1MB in the beginning and 83.3MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 2831.85ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 83.3MB in the beginning and 95.1MB in the end (delta: -11.8MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Witness Printer took 170.30ms. Allocated memory is still 224.4MB. Free memory was 95.1MB in the beginning and 88.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:04:17,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe18afb-7dc9-4877-9782-32736aca8319/bin/ukojak-verify-1t5iHCbJaC/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