./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_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_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/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_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/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_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/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 3067c5c458a1fea8a717c167afe80b80762d5595d229740334ad817ea0190ed7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:45,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:45,863 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:33:45,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:45,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:45,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:45,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:45,916 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:45,917 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:45,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:45,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:45,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:45,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:45,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:45,921 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:45,922 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:45,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:45,923 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:45,923 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:45,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:45,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:45,925 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:45,926 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:45,927 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:45,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:45,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:45,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:45,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:45,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:45,931 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:45,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:45,932 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:45,932 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_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3067c5c458a1fea8a717c167afe80b80762d5595d229740334ad817ea0190ed7 [2023-11-21 18:33:46,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:46,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:46,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:46,287 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:46,288 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:46,289 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_good.i [2023-11-21 18:33:49,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:49,935 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:49,936 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_good.i [2023-11-21 18:33:49,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/data/a4f9ae77e/abb6a3b7ff294b96b6a27dca787576d5/FLAGf828d4c8b [2023-11-21 18:33:49,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/data/a4f9ae77e/abb6a3b7ff294b96b6a27dca787576d5 [2023-11-21 18:33:49,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:49,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:49,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:49,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:49,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:49,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:49" (1/1) ... [2023-11-21 18:33:49,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24fabb21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:49, skipping insertion in model container [2023-11-21 18:33:49,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:49" (1/1) ... [2023-11-21 18:33:50,074 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:50,485 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:51,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:51,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:51,235 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:51,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:51,532 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:51,532 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:51,533 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:51,533 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:51,533 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:51,541 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:51,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51 WrapperNode [2023-11-21 18:33:51,543 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:51,544 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:51,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:51,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:51,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,648 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 113 [2023-11-21 18:33:51,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:51,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:51,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:51,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:51,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:51,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:51,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:51,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:51,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:51,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:51,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:51,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:51,803 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:33:51,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:33:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:33:51,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:33:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:33:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:51,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:33:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:33:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:51,966 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:51,968 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:52,210 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:52,320 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:52,320 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:33:52,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:52 BoogieIcfgContainer [2023-11-21 18:33:52,322 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:52,323 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:52,323 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:52,334 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:52,334 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-21 18:33:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-21 18:33:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:33:52,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:52,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:52,980 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 18:33:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:53,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-21 18:33:53,074 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-21 18:33:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:33:53,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:53,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:53,313 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 18:33:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:53,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-21 18:33:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-21 18:33:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:33:53,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:53,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:53,779 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 18:33:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:53,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-21 18:33:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:33:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:33:53,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:53,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:54,145 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 18:33:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-21 18:33:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:33:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:33:54,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:54,572 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 18:33:54,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:54,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 72 transitions. [2023-11-21 18:33:54,794 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-21 18:33:54,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:33:54,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:54,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:54,876 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 18:33:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 68 transitions. [2023-11-21 18:33:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:33:55,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:33:55,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:55,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:55,206 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 18:33:55,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:55,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 73 transitions. [2023-11-21 18:33:55,278 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-21 18:33:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:33:55,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:55,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:55,399 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 18:33:55,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 79 transitions. [2023-11-21 18:33:55,540 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-21 18:33:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:33:55,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:55,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:55,599 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 18:33:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 90 transitions. [2023-11-21 18:33:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2023-11-21 18:33:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:33:55,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:55,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:56,078 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 18:33:56,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:56,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 95 transitions. [2023-11-21 18:33:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-11-21 18:33:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:33:56,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:56,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:56,817 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 18:33:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 65 states and 94 transitions. [2023-11-21 18:33:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-21 18:33:57,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:33:57,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:57,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:57,111 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 18:33:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 67 states and 99 transitions. [2023-11-21 18:33:57,391 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2023-11-21 18:33:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:33:57,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:57,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:57,440 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 18:33:57,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:57,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 102 transitions. [2023-11-21 18:33:57,798 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2023-11-21 18:33:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:33:57,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:57,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:57,852 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 18:33:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:58,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 101 transitions. [2023-11-21 18:33:58,139 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2023-11-21 18:33:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:33:58,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:58,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:58,205 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 18:33:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 95 transitions. [2023-11-21 18:33:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2023-11-21 18:33:58,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:33:58,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:58,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:58,890 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 18:33:59,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:59,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 102 transitions. [2023-11-21 18:33:59,251 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2023-11-21 18:33:59,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:33:59,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:59,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:59,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:59,307 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 18:33:59,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:59,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 74 states and 107 transitions. [2023-11-21 18:33:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions. [2023-11-21 18:33:59,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:33:59,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:59,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:59,855 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 18:34:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 48 states and 60 transitions. [2023-11-21 18:34:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-21 18:34:00,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:00,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:00,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:00,490 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 18:34:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 47 states and 59 transitions. [2023-11-21 18:34:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-11-21 18:34:00,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:34:00,707 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-11-21 18:34:00,717 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:34:00,971 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:34:00,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:34:00 ImpRootNode [2023-11-21 18:34:00,976 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:34:00,977 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:34:00,977 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:34:00,977 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:34:00,978 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:52" (3/4) ... [2023-11-21 18:34:00,980 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:34:00,983 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:34:00,984 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:34:00,990 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-21 18:34:00,990 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:34:00,991 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:34:00,991 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:34:01,113 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:34:01,114 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:34:01,114 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:34:01,115 INFO L158 Benchmark]: Toolchain (without parser) took 11129.34ms. Allocated memory was 148.9MB in the beginning and 234.9MB in the end (delta: 86.0MB). Free memory was 115.7MB in the beginning and 128.5MB in the end (delta: -12.8MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,115 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 128.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1556.06ms. Allocated memory is still 148.9MB. Free memory was 115.7MB in the beginning and 91.1MB in the end (delta: 24.6MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.96ms. Allocated memory is still 148.9MB. Free memory was 90.7MB in the beginning and 87.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,117 INFO L158 Benchmark]: Boogie Preprocessor took 53.10ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 85.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,117 INFO L158 Benchmark]: RCFGBuilder took 617.19ms. Allocated memory is still 148.9MB. Free memory was 85.6MB in the beginning and 64.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,118 INFO L158 Benchmark]: CodeCheck took 8653.50ms. Allocated memory was 148.9MB in the beginning and 234.9MB in the end (delta: 86.0MB). Free memory was 64.7MB in the beginning and 133.7MB in the end (delta: -69.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,118 INFO L158 Benchmark]: Witness Printer took 137.00ms. Allocated memory is still 234.9MB. Free memory was 133.7MB in the beginning and 128.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:34:01,121 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 8.4s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2088 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 764 mSDsluCounter, 1326 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 444 mSDsCounter, 737 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3648 IncrementalHoareTripleChecker+Invalid, 4385 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 737 mSolverCounterUnsat, 882 mSDtfsCounter, 3648 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3500 GetRequests, 3376 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4751 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 688 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 30/30 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: 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: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 128.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1556.06ms. Allocated memory is still 148.9MB. Free memory was 115.7MB in the beginning and 91.1MB in the end (delta: 24.6MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.96ms. Allocated memory is still 148.9MB. Free memory was 90.7MB in the beginning and 87.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.10ms. Allocated memory is still 148.9MB. Free memory was 87.7MB in the beginning and 85.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 617.19ms. Allocated memory is still 148.9MB. Free memory was 85.6MB in the beginning and 64.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 8653.50ms. Allocated memory was 148.9MB in the beginning and 234.9MB in the end (delta: 86.0MB). Free memory was 64.7MB in the beginning and 133.7MB in the end (delta: -69.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Witness Printer took 137.00ms. Allocated memory is still 234.9MB. Free memory was 133.7MB in the beginning and 128.5MB 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 18:34:01,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c3f2b4a-a4aa-46cf-a509-793b6b842a20/bin/ukojak-verify-i0I2FZA1j2/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