./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi --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 f93abc08e36312e55e92724613a89e9bcd410acb40ffecb18b68ebfe624d54bb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:20,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:20,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:52:20,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:20,782 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:20,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:20,814 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:20,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:20,816 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:20,816 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:20,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:20,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:20,818 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:20,818 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:20,819 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:20,819 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:20,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:20,820 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:52:20,825 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:52:20,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:20,826 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:20,828 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:20,828 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:20,830 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:20,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:20,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:20,831 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:20,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:20,832 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:20,833 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:20,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:20,834 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:20,835 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_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f93abc08e36312e55e92724613a89e9bcd410acb40ffecb18b68ebfe624d54bb [2023-11-24 22:52:21,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:21,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:21,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:21,199 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:21,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:21,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_good.i [2023-11-24 22:52:24,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:24,933 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:24,934 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_good.i [2023-11-24 22:52:24,960 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/data/8413682f7/a414a4f8a819474bbcb6316bc86ee528/FLAG2edc0e4aa [2023-11-24 22:52:24,979 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/data/8413682f7/a414a4f8a819474bbcb6316bc86ee528 [2023-11-24 22:52:24,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:24,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:24,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:24,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:24,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:24,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:24" (1/1) ... [2023-11-24 22:52:24,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd51864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:24, skipping insertion in model container [2023-11-24 22:52:24,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:24" (1/1) ... [2023-11-24 22:52:25,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:26,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:26,167 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:26,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:26,483 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:26,483 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:26,483 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:26,484 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:26,484 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:52:26,498 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:26,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26 WrapperNode [2023-11-24 22:52:26,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:26,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:26,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:26,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:26,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,596 INFO L138 Inliner]: procedures = 503, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 139 [2023-11-24 22:52:26,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:26,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:26,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:26,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:26,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:26,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:26,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:26,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:26,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:26" (1/1) ... [2023-11-24 22:52:26,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:26,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:26,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:26,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 22:52:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 22:52:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-24 22:52:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:52:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:52:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:52:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:52:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:26,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:52:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:52:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:26,951 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:26,953 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:27,208 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:27,281 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:27,288 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:52:27,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:27 BoogieIcfgContainer [2023-11-24 22:52:27,291 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:27,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:27,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:27,303 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:27,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:27" (1/1) ... [2023-11-24 22:52:27,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:27,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2023-11-24 22:52:27,389 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-11-24 22:52:27,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:52:27,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:27,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:27,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:27,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 82 transitions. [2023-11-24 22:52:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-11-24 22:52:27,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:52:27,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:27,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 88 transitions. [2023-11-24 22:52:28,122 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-24 22:52:28,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:52:28,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:28,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 87 transitions. [2023-11-24 22:52:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-24 22:52:28,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:52:28,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:28,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 80 transitions. [2023-11-24 22:52:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2023-11-24 22:52:28,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:52:28,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 82 transitions. [2023-11-24 22:52:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-11-24 22:52:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:52:28,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:28,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:28,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 85 transitions. [2023-11-24 22:52:28,872 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2023-11-24 22:52:28,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:52:28,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:28,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:29,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 84 transitions. [2023-11-24 22:52:29,126 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-11-24 22:52:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:52:29,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:29,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 91 transitions. [2023-11-24 22:52:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2023-11-24 22:52:29,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:52:29,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:29,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 63 states and 81 transitions. [2023-11-24 22:52:29,446 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-24 22:52:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:52:29,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:29,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 80 transitions. [2023-11-24 22:52:29,635 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2023-11-24 22:52:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:52:29,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:29,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 64 states and 82 transitions. [2023-11-24 22:52:29,824 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-11-24 22:52:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:52:29,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:30,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 75 transitions. [2023-11-24 22:52:30,185 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-11-24 22:52:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:52:30,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 57 states and 72 transitions. [2023-11-24 22:52:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-24 22:52:30,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:52:30,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,504 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 59 states and 76 transitions. [2023-11-24 22:52:30,607 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-11-24 22:52:30,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:52:30,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,677 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:30,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 60 states and 77 transitions. [2023-11-24 22:52:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-24 22:52:30,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:52:30,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:30,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 80 transitions. [2023-11-24 22:52:30,910 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2023-11-24 22:52:30,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:52:30,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,018 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:31,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:31,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 53 states and 65 transitions. [2023-11-24 22:52:31,334 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-24 22:52:31,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:52:31,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:31,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:31,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:31,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 52 states and 64 transitions. [2023-11-24 22:52:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-24 22:52:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:52:31,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:31,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:32,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 51 states and 63 transitions. [2023-11-24 22:52:32,020 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-24 22:52:32,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:52:32,021 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-11-24 22:52:32,034 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-24 22:52:32,294 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:52:32,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:52:32 ImpRootNode [2023-11-24 22:52:32,299 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:52:32,299 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:52:32,299 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:52:32,300 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:52:32,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:27" (3/4) ... [2023-11-24 22:52:32,303 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:52:32,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-24 22:52:32,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-24 22:52:32,313 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-24 22:52:32,313 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 22:52:32,314 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-24 22:52:32,314 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:52:32,315 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:52:32,470 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:52:32,471 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:52:32,471 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:52:32,471 INFO L158 Benchmark]: Toolchain (without parser) took 7484.24ms. Allocated memory was 157.3MB in the beginning and 190.8MB in the end (delta: 33.6MB). Free memory was 115.3MB in the beginning and 150.0MB in the end (delta: -34.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:32,472 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:32,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1509.41ms. Allocated memory is still 157.3MB. Free memory was 114.8MB in the beginning and 70.0MB in the end (delta: 44.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:32,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.32ms. Allocated memory is still 157.3MB. Free memory was 70.0MB in the beginning and 66.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:32,473 INFO L158 Benchmark]: Boogie Preprocessor took 42.98ms. Allocated memory is still 157.3MB. Free memory was 66.7MB in the beginning and 64.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:32,473 INFO L158 Benchmark]: RCFGBuilder took 649.93ms. Allocated memory is still 157.3MB. Free memory was 64.9MB in the beginning and 44.3MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:52:32,474 INFO L158 Benchmark]: CodeCheck took 5007.01ms. Allocated memory was 157.3MB in the beginning and 190.8MB in the end (delta: 33.6MB). Free memory was 44.3MB in the beginning and 156.2MB in the end (delta: -111.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-24 22:52:32,474 INFO L158 Benchmark]: Witness Printer took 171.55ms. Allocated memory is still 190.8MB. Free memory was 156.2MB in the beginning and 150.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:52:32,478 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, 63 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2439 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 835 mSDsluCounter, 2408 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 838 mSDsCounter, 516 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1759 IncrementalHoareTripleChecker+Invalid, 2275 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 516 mSolverCounterUnsat, 1570 mSDtfsCounter, 1759 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3788 GetRequests, 3702 SyntacticMatches, 8 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2307 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 439 NumberOfCodeBlocks, 439 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 420 ConstructedInterpolants, 0 QuantifiedInterpolants, 836 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 66/66 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1666]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1509.41ms. Allocated memory is still 157.3MB. Free memory was 114.8MB in the beginning and 70.0MB in the end (delta: 44.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.32ms. Allocated memory is still 157.3MB. Free memory was 70.0MB in the beginning and 66.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.98ms. Allocated memory is still 157.3MB. Free memory was 66.7MB in the beginning and 64.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 649.93ms. Allocated memory is still 157.3MB. Free memory was 64.9MB in the beginning and 44.3MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 5007.01ms. Allocated memory was 157.3MB in the beginning and 190.8MB in the end (delta: 33.6MB). Free memory was 44.3MB in the beginning and 156.2MB in the end (delta: -111.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Witness Printer took 171.55ms. Allocated memory is still 190.8MB. Free memory was 156.2MB in the beginning and 150.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 22:52:32,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc861ae7-7d7a-4895-a420-d11c457dac89/bin/ukojak-verify-afCqCEvfdi/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