./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:05,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:05,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:25:05,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:05,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:05,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:05,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:05,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:05,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:05,823 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:05,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:05,824 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:05,825 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:05,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:05,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:05,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:05,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:05,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:05,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:05,829 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:05,829 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:05,830 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:05,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:05,831 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:05,832 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:05,832 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:05,832 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:05,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:05,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:05,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:05,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:05,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:05,835 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:05,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:05,836 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:05,836 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_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df25530cebe2f8dbf5c0f407e5ccf4cecba61e3d44431cb17b70a57441db534c [2023-11-23 20:25:06,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:06,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:06,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:06,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:06,166 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:06,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2023-11-23 20:25:09,308 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:09,722 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:09,723 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-1.i [2023-11-23 20:25:09,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/data/53b9d5137/67059463a706400bbed82f88df41ef38/FLAG64f495089 [2023-11-23 20:25:09,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/data/53b9d5137/67059463a706400bbed82f88df41ef38 [2023-11-23 20:25:09,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:09,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:09,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:09,784 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:09,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:09,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772b16c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09, skipping insertion in model container [2023-11-23 20:25:09,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,869 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:10,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:10,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:10,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:10,924 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:10,932 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:10,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10 WrapperNode [2023-11-23 20:25:10,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:10,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:10,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:10,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:10,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,133 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1905 [2023-11-23 20:25:11,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:11,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:11,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:11,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:11,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,233 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:11,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:11,331 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:11,331 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:11,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:11,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:11,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:11,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:11,423 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:25:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:25:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:25:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:25:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:25:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:25:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:25:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:25:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:25:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:25:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:25:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:25:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:11,739 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:11,745 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:14,002 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:16,252 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:16,253 INFO L309 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-23 20:25:16,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:16 BoogieIcfgContainer [2023-11-23 20:25:16,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:16,256 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:16,256 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:16,268 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:16,269 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:16" (1/1) ... [2023-11-23 20:25:16,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:25:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 181 states and 298 transitions. [2023-11-23 20:25:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2023-11-23 20:25:16,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:25:16,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:16,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 180 states and 297 transitions. [2023-11-23 20:25:16,656 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 297 transitions. [2023-11-23 20:25:16,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:25:16,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 298 transitions. [2023-11-23 20:25:16,845 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 298 transitions. [2023-11-23 20:25:16,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:25:16,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:16,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 182 states and 300 transitions. [2023-11-23 20:25:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 300 transitions. [2023-11-23 20:25:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:25:17,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:17,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:17,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 182 states and 296 transitions. [2023-11-23 20:25:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 296 transitions. [2023-11-23 20:25:17,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:25:17,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:17,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:17,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:17,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 182 states and 288 transitions. [2023-11-23 20:25:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 288 transitions. [2023-11-23 20:25:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:25:17,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,451 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:17,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:17,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 182 states and 276 transitions. [2023-11-23 20:25:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 276 transitions. [2023-11-23 20:25:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:25:17,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:17,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:17,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:17,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:27,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:25:37,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:25:37,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:37,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 182 states and 264 transitions. [2023-11-23 20:25:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 264 transitions. [2023-11-23 20:25:37,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:37,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:37,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:38,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:25:38,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:38,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:25:48,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:25:51,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:25:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 226 states and 317 transitions. [2023-11-23 20:25:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 317 transitions. [2023-11-23 20:25:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:52,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:52,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:52,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:25:52,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:25:52,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:26:02,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:26:02,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 226 states and 315 transitions. [2023-11-23 20:26:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 315 transitions. [2023-11-23 20:26:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:26:02,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:26:02,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:26:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:26:03,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:26:03,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:26:03,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:26:05,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:26:05,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:26:05,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-23 20:26:05,429 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-23 20:26:05,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:26:05,430 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-23 20:26:05,441 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-11-23 20:26:05,469 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-23 20:26:05,477 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-23 20:26:05,478 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-23 20:26:05,478 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-23 20:26:05,479 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-23 20:26:05,479 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-23 20:26:05,480 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-23 20:26:05,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:26:05 ImpRootNode [2023-11-23 20:26:05,481 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:26:05,482 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:26:05,482 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:26:05,482 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:26:05,483 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:16" (3/4) ... [2023-11-23 20:26:05,486 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:26:05,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2023-11-23 20:26:05,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 20:26:05,491 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 20:26:05,537 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 341 nodes and edges [2023-11-23 20:26:05,540 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-23 20:26:05,543 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 20:26:05,545 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:26:05,913 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:26:05,915 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:26:05,915 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:26:05,917 INFO L158 Benchmark]: Toolchain (without parser) took 56134.74ms. Allocated memory was 123.7MB in the beginning and 283.1MB in the end (delta: 159.4MB). Free memory was 83.0MB in the beginning and 202.8MB in the end (delta: -119.7MB). Peak memory consumption was 185.9MB. Max. memory is 16.1GB. [2023-11-23 20:26:05,917 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:26:05,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1149.76ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 82.7MB in the beginning and 130.3MB in the end (delta: -47.6MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2023-11-23 20:26:05,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 200.01ms. Allocated memory is still 174.1MB. Free memory was 130.3MB in the beginning and 119.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:26:05,920 INFO L158 Benchmark]: Boogie Preprocessor took 192.85ms. Allocated memory is still 174.1MB. Free memory was 119.0MB in the beginning and 107.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:26:05,926 INFO L158 Benchmark]: RCFGBuilder took 4924.74ms. Allocated memory was 174.1MB in the beginning and 283.1MB in the end (delta: 109.1MB). Free memory was 107.4MB in the beginning and 106.8MB in the end (delta: 583.2kB). Peak memory consumption was 114.7MB. Max. memory is 16.1GB. [2023-11-23 20:26:05,926 INFO L158 Benchmark]: CodeCheck took 49224.99ms. Allocated memory is still 283.1MB. Free memory was 106.8MB in the beginning and 67.4MB in the end (delta: 39.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-11-23 20:26:05,927 INFO L158 Benchmark]: Witness Printer took 434.47ms. Allocated memory is still 283.1MB. Free memory was 67.4MB in the beginning and 202.8MB in the end (delta: -135.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:26:05,930 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 4 procedures, 181 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 49.1s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 1315 SdHoareTripleChecker+Valid, 142.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 340 mSDsluCounter, 888 SdHoareTripleChecker+Invalid, 142.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 294 mSDsCounter, 38 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 313 IncrementalHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 38 mSolverCounterUnsat, 594 mSDtfsCounter, 313 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2064 GetRequests, 1999 SyntacticMatches, 59 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 510 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2416 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 2/2 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: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (0 <= i) - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (i == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1149.76ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 82.7MB in the beginning and 130.3MB in the end (delta: -47.6MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 200.01ms. Allocated memory is still 174.1MB. Free memory was 130.3MB in the beginning and 119.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 192.85ms. Allocated memory is still 174.1MB. Free memory was 119.0MB in the beginning and 107.4MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4924.74ms. Allocated memory was 174.1MB in the beginning and 283.1MB in the end (delta: 109.1MB). Free memory was 107.4MB in the beginning and 106.8MB in the end (delta: 583.2kB). Peak memory consumption was 114.7MB. Max. memory is 16.1GB. * CodeCheck took 49224.99ms. Allocated memory is still 283.1MB. Free memory was 106.8MB in the beginning and 67.4MB in the end (delta: 39.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Witness Printer took 434.47ms. Allocated memory is still 283.1MB. Free memory was 67.4MB in the beginning and 202.8MB in the end (delta: -135.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:26:06,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cb3a435-10b0-4069-821b-248a7961cac6/bin/ukojak-verify-1t5iHCbJaC/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