./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2 --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 bdf9d65ad696e8dfb5100422e93e2b3ba420fc1a62f743a5aadda294f5811fc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:51,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:51,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:26:51,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:51,343 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:51,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:51,389 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:51,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:51,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:51,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:51,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:51,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:51,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:51,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:51,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:51,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:51,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:51,401 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:51,401 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:51,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:51,403 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:51,404 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:51,404 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:51,404 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:51,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:51,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:51,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:51,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:51,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:51,417 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:51,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:51,418 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:51,419 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_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdf9d65ad696e8dfb5100422e93e2b3ba420fc1a62f743a5aadda294f5811fc0 [2023-11-21 18:26:51,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:51,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:51,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:51,817 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:51,818 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:51,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i [2023-11-21 18:26:55,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:55,546 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:55,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_06_good.i [2023-11-21 18:26:55,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/data/8cbabf86c/0dfd511795354624904be0a41a37607c/FLAGec2cea04f [2023-11-21 18:26:55,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/data/8cbabf86c/0dfd511795354624904be0a41a37607c [2023-11-21 18:26:55,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:55,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:55,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:55,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:55,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:55,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:55,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@675bfdfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:55, skipping insertion in model container [2023-11-21 18:26:55,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:55" (1/1) ... [2023-11-21 18:26:55,695 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:56,128 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:26:56,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:56,902 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:56,940 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:26:57,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:57,173 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:57,173 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:57,173 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:57,173 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:57,173 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:57,174 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:57,181 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:57,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57 WrapperNode [2023-11-21 18:26:57,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:57,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:57,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:57,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:57,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,257 INFO L138 Inliner]: procedures = 504, calls = 87, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 116 [2023-11-21 18:26:57,258 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:57,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:57,259 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:57,259 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:57,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:57,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:57,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:57,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:57,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:57,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:57,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:57,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:26:57,431 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:26:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-21 18:26:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:26:57,431 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:26:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:26:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:26:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:57,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:26:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:26:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:57,604 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:57,607 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:57,848 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:57,900 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:57,900 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:26:57,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:57 BoogieIcfgContainer [2023-11-21 18:26:57,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:57,905 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:57,905 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:57,916 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:57,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:57" (1/1) ... [2023-11-21 18:26:57,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2023-11-21 18:26:58,006 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2023-11-21 18:26:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:26:58,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 84 transitions. [2023-11-21 18:26:58,444 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2023-11-21 18:26:58,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:26:58,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:58,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 60 states and 83 transitions. [2023-11-21 18:26:58,656 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2023-11-21 18:26:58,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:26:58,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:58,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 59 states and 82 transitions. [2023-11-21 18:26:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2023-11-21 18:26:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:26:58,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:59,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 88 transitions. [2023-11-21 18:26:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2023-11-21 18:26:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:26:59,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:59,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 87 transitions. [2023-11-21 18:26:59,178 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2023-11-21 18:26:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:59,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 86 transitions. [2023-11-21 18:26:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2023-11-21 18:26:59,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:26:59,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:59,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 88 transitions. [2023-11-21 18:26:59,529 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2023-11-21 18:26:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:26:59,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 93 transitions. [2023-11-21 18:26:59,670 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2023-11-21 18:26:59,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:26:59,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:26:59,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 99 transitions. [2023-11-21 18:26:59,867 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-21 18:26:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:26:59,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:26:59,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:59,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 102 transitions. [2023-11-21 18:26:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2023-11-21 18:26:59,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:26:59,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:59,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:00,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 103 transitions. [2023-11-21 18:27:00,108 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2023-11-21 18:27:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:27:00,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 102 transitions. [2023-11-21 18:27:00,254 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2023-11-21 18:27:00,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:00,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:00,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 70 states and 96 transitions. [2023-11-21 18:27:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2023-11-21 18:27:00,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:00,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,381 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:00,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 94 transitions. [2023-11-21 18:27:00,397 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2023-11-21 18:27:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:00,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:27:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 93 transitions. [2023-11-21 18:27:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-21 18:27:00,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:00,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:00,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 66 states and 89 transitions. [2023-11-21 18:27:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-21 18:27:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:27:00,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:01,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 96 transitions. [2023-11-21 18:27:01,069 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2023-11-21 18:27:01,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:01,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:01,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 52 states and 67 transitions. [2023-11-21 18:27:01,285 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-11-21 18:27:01,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:01,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:01,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 51 states and 66 transitions. [2023-11-21 18:27:01,529 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-21 18:27:01,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:27:01,530 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-11-21 18:27:01,541 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:27:01,659 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:27:01,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:27:01 ImpRootNode [2023-11-21 18:27:01,664 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:27:01,664 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:27:01,665 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:27:01,665 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:27:01,666 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:57" (3/4) ... [2023-11-21 18:27:01,668 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:27:01,671 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:27:01,672 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:27:01,680 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-21 18:27:01,681 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:27:01,681 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:27:01,682 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:27:01,682 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:27:01,812 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:27:01,813 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:27:01,813 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:27:01,814 INFO L158 Benchmark]: Toolchain (without parser) took 6217.00ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 125.5MB in the beginning and 150.9MB in the end (delta: -25.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-11-21 18:27:01,814 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 131.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:27:01,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1584.38ms. Allocated memory is still 163.6MB. Free memory was 125.5MB in the beginning and 63.9MB in the end (delta: 61.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-21 18:27:01,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.51ms. Allocated memory is still 163.6MB. Free memory was 63.9MB in the beginning and 60.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:27:01,815 INFO L158 Benchmark]: Boogie Preprocessor took 57.39ms. Allocated memory is still 163.6MB. Free memory was 60.7MB in the beginning and 131.3MB in the end (delta: -70.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-21 18:27:01,816 INFO L158 Benchmark]: RCFGBuilder took 587.46ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 131.2MB in the beginning and 158.2MB in the end (delta: -26.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:01,816 INFO L158 Benchmark]: CodeCheck took 3759.09ms. Allocated memory is still 207.6MB. Free memory was 158.2MB in the beginning and 156.2MB in the end (delta: 2.0MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2023-11-21 18:27:01,816 INFO L158 Benchmark]: Witness Printer took 148.77ms. Allocated memory is still 207.6MB. Free memory was 156.2MB in the beginning and 150.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:27:01,818 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, 61 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2513 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 812 mSDsluCounter, 2066 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 634 mSDsCounter, 433 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1607 IncrementalHoareTripleChecker+Invalid, 2040 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 433 mSolverCounterUnsat, 1432 mSDtfsCounter, 1607 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3813 GetRequests, 3763 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 737 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 404 ConstructedInterpolants, 0 QuantifiedInterpolants, 802 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 36/36 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: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: 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: 1671]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 163.6MB. Free memory is still 131.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1584.38ms. Allocated memory is still 163.6MB. Free memory was 125.5MB in the beginning and 63.9MB in the end (delta: 61.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.51ms. Allocated memory is still 163.6MB. Free memory was 63.9MB in the beginning and 60.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.39ms. Allocated memory is still 163.6MB. Free memory was 60.7MB in the beginning and 131.3MB in the end (delta: -70.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * RCFGBuilder took 587.46ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 131.2MB in the beginning and 158.2MB in the end (delta: -26.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * CodeCheck took 3759.09ms. Allocated memory is still 207.6MB. Free memory was 158.2MB in the beginning and 156.2MB in the end (delta: 2.0MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Witness Printer took 148.77ms. Allocated memory is still 207.6MB. Free memory was 156.2MB in the beginning and 150.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:27:01,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84cad599-c2a3-4303-90c2-18534af602dc/bin/ukojak-verify-i0I2FZA1j2/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