./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 148999594253053f645653c1095151edf31299f622d6000962ab26f32e38bd4b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:05:42,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:05:42,944 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 01:05:42,949 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:05:42,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:05:42,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:05:42,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:05:42,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:05:42,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:05:42,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:05:42,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:05:42,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:05:42,994 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:05:42,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:05:42,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:05:42,996 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:05:42,996 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:05:42,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:05:42,997 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:05:42,998 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:05:42,998 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:05:42,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:05:43,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:05:43,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:05:43,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:05:43,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:05:43,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:05:43,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:05:43,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:05:43,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:05:43,003 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:05:43,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:05:43,018 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:05:43,018 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_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 148999594253053f645653c1095151edf31299f622d6000962ab26f32e38bd4b [2023-12-03 01:05:43,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:05:43,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:05:43,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:05:43,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:05:43,256 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:05:43,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i [2023-12-03 01:05:45,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:05:46,162 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:05:46,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i [2023-12-03 01:05:46,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data/0155ee99c/6ad7dc8500c84c4da0c21acb74522d53/FLAGddc3f7ef2 [2023-12-03 01:05:46,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data/0155ee99c/6ad7dc8500c84c4da0c21acb74522d53 [2023-12-03 01:05:46,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:05:46,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:05:46,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:05:46,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:05:46,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:05:46,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d7505b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46, skipping insertion in model container [2023-12-03 01:05:46,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:05:46,369 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i[915,928] [2023-12-03 01:05:46,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:05:46,406 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:05:46,418 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i[915,928] [2023-12-03 01:05:46,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:05:46,445 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:05:46,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46 WrapperNode [2023-12-03 01:05:46,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:05:46,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:05:46,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:05:46,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:05:46,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,484 INFO L138 Inliner]: procedures = 26, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 68 [2023-12-03 01:05:46,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:05:46,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:05:46,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:05:46,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:05:46,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,509 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:05:46,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:05:46,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:05:46,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:05:46,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:05:46,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:05:46,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:05:46,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:05:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:05:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:05:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:05:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:05:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:05:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:05:46,644 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:05:46,646 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:05:46,781 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:05:46,846 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:05:46,846 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:05:46,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:05:46 BoogieIcfgContainer [2023-12-03 01:05:46,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:05:46,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:05:46,849 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:05:46,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:05:46,860 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:05:46" (1/1) ... [2023-12-03 01:05:46,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:05:46,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-12-03 01:05:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-12-03 01:05:46,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:05:46,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:46,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:05:47,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:05:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:05:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:05:47,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:05:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:05:47,290 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:05:47,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:05:47 ImpRootNode [2023-12-03 01:05:47,327 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:05:47,328 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:05:47,328 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:05:47,329 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:05:47,329 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:05:46" (3/4) ... [2023-12-03 01:05:47,331 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:05:47,333 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:05:47,334 INFO L158 Benchmark]: Toolchain (without parser) took 1143.87ms. Allocated memory was 140.5MB in the beginning and 224.4MB in the end (delta: 83.9MB). Free memory was 94.3MB in the beginning and 193.1MB in the end (delta: -98.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:05:47,334 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 140.5MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:05:47,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.42ms. Allocated memory is still 140.5MB. Free memory was 94.3MB in the beginning and 82.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 01:05:47,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.63ms. Allocated memory is still 140.5MB. Free memory was 82.8MB in the beginning and 81.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:05:47,337 INFO L158 Benchmark]: Boogie Preprocessor took 24.09ms. Allocated memory is still 140.5MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:05:47,337 INFO L158 Benchmark]: RCFGBuilder took 338.31ms. Allocated memory is still 140.5MB. Free memory was 79.7MB in the beginning and 64.5MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:05:47,338 INFO L158 Benchmark]: CodeCheck took 478.08ms. Allocated memory was 140.5MB in the beginning and 224.4MB in the end (delta: 83.9MB). Free memory was 64.5MB in the beginning and 194.1MB in the end (delta: -129.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:05:47,339 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 224.4MB. Free memory was 194.1MB in the beginning and 193.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:05:47,342 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 2 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 4; [L23] signed char var_1_4 = -1; [L24] signed char var_1_5 = 100; [L25] signed long int var_1_6 = 1000; [L26] double var_1_7 = 4.5; [L27] unsigned char var_1_8 = 1; [L28] unsigned char var_1_9 = 0; [L29] signed long int var_1_10 = 256; [L30] signed char last_1_var_1_1 = 4; [L62] isInitial = 1 [L63] FCALL initially() [L64] COND TRUE 1 [L65] CALL updateLastVariables() [L55] last_1_var_1_1 = var_1_1 [L65] RET updateLastVariables() [L66] CALL updateVariables() [L44] var_1_4 = __VERIFIER_nondet_char() [L45] CALL assume_abort_if_not(var_1_4 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=100, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_4 >= -126) VAL [isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=100, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L46] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=100, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=100, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L47] var_1_5 = __VERIFIER_nondet_char() [L48] CALL assume_abort_if_not(var_1_5 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_5 >= -126) VAL [isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L49] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L50] var_1_9 = __VERIFIER_nondet_uchar() [L51] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1] [L52] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_1=4, var_1_10=256, var_1_1=4, var_1_4=-1, var_1_5=4, var_1_6=1000, var_1_7=9/2, var_1_8=1, var_1_9=0] [L66] RET updateVariables() [L67] CALL step() [L34] var_1_7 = 199.5 [L35] var_1_8 = var_1_9 [L36] var_1_10 = var_1_5 [L37] signed long int stepLocal_0 = var_1_10; [L38] COND TRUE stepLocal_0 >= last_1_var_1_1 [L39] var_1_1 = (((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))) < 0 ) ? -((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))) : ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) [L41] var_1_6 = ((((var_1_4) > (var_1_1)) ? (var_1_4) : (var_1_1))) [L67] RET step() [L68] CALL, EXPR property() [L58-L59] return (((((var_1_10 >= last_1_var_1_1) ? (var_1_1 == ((signed char) (((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))) < 0 ) ? -((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))) : ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) : 1) && (var_1_6 == ((signed long int) ((((var_1_4) > (var_1_1)) ? (var_1_4) : (var_1_1)))))) && (var_1_7 == ((double) 199.5))) && (var_1_8 == ((unsigned char) var_1_9))) && (var_1_10 == ((signed long int) var_1_5)) ; [L68] RET, EXPR property() [L68] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=4, var_1_10=4, var_1_1=1, var_1_4=-1, var_1_5=4, var_1_6=1, var_1_7=399/2, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=4, var_1_10=4, var_1_1=1, var_1_4=-1, var_1_5=4, var_1_6=1, var_1_7=399/2, var_1_8=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 140.5MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.42ms. Allocated memory is still 140.5MB. Free memory was 94.3MB in the beginning and 82.8MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.63ms. Allocated memory is still 140.5MB. Free memory was 82.8MB in the beginning and 81.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.09ms. Allocated memory is still 140.5MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 338.31ms. Allocated memory is still 140.5MB. Free memory was 79.7MB in the beginning and 64.5MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 478.08ms. Allocated memory was 140.5MB in the beginning and 224.4MB in the end (delta: 83.9MB). Free memory was 64.5MB in the beginning and 194.1MB in the end (delta: -129.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 224.4MB. Free memory was 194.1MB in the beginning and 193.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:05:47,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 148999594253053f645653c1095151edf31299f622d6000962ab26f32e38bd4b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:05:49,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:05:49,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 01:05:49,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:05:49,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:05:49,343 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:05:49,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:05:49,344 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:05:49,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:05:49,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:05:49,346 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:05:49,347 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:05:49,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:05:49,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:05:49,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:05:49,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:05:49,350 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:05:49,350 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:05:49,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:05:49,351 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:05:49,352 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:05:49,352 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:05:49,353 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:05:49,353 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:05:49,354 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:05:49,354 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:05:49,355 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:05:49,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:05:49,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:05:49,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:05:49,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:05:49,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:05:49,358 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:05:49,358 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:05:49,359 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:05:49,359 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:05:49,359 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:05:49,359 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 148999594253053f645653c1095151edf31299f622d6000962ab26f32e38bd4b [2023-12-03 01:05:49,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:05:49,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:05:49,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:05:49,699 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:05:49,699 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:05:49,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i [2023-12-03 01:05:52,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:05:52,672 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:05:52,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i [2023-12-03 01:05:52,682 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data/0aae5858d/d0f1f54ec02343b1b213f1f1a7e6c3d1/FLAGf3f850e56 [2023-12-03 01:05:52,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/data/0aae5858d/d0f1f54ec02343b1b213f1f1a7e6c3d1 [2023-12-03 01:05:52,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:05:52,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:05:52,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:05:52,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:05:52,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:05:52,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:52,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43bd229a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52, skipping insertion in model container [2023-12-03 01:05:52,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:52,734 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:05:52,895 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i[915,928] [2023-12-03 01:05:52,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:05:52,940 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:05:52,954 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-12.i[915,928] [2023-12-03 01:05:52,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:05:52,986 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:05:52,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52 WrapperNode [2023-12-03 01:05:52,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:05:52,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:05:52,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:05:52,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:05:52,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,028 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 66 [2023-12-03 01:05:53,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:05:53,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:05:53,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:05:53,030 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:05:53,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,051 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:05:53,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:05:53,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:05:53,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:05:53,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:05:52" (1/1) ... [2023-12-03 01:05:53,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:05:53,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:05:53,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:05:53,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:05:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:05:53,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:05:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 01:05:53,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 01:05:53,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:05:53,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:05:53,211 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:05:53,214 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:05:53,380 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:05:53,456 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:05:53,456 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 01:05:53,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:05:53 BoogieIcfgContainer [2023-12-03 01:05:53,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:05:53,459 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:05:53,459 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:05:53,467 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:05:53,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:05:53" (1/1) ... [2023-12-03 01:05:53,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:05:53,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-12-03 01:05:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-12-03 01:05:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 01:05:53,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:53,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:05:53,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:05:53,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:05:53,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:05:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:53,712 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:05:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:53,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:05:53,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:06:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-03 01:06:23,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:06:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:24,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-12-03 01:06:24,052 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-12-03 01:06:24,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:06:24,053 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-03 01:06:24,062 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 01:06:24,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:06:24,076 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:06:24,076 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:06:24,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:06:24 ImpRootNode [2023-12-03 01:06:24,076 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:06:24,077 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:06:24,077 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:06:24,077 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:06:24,078 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:05:53" (3/4) ... [2023-12-03 01:06:24,080 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:06:24,083 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 01:06:24,087 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-12-03 01:06:24,088 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 01:06:24,088 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 01:06:24,089 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:06:24,180 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:06:24,181 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:06:24,181 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:06:24,182 INFO L158 Benchmark]: Toolchain (without parser) took 31480.78ms. Allocated memory was 69.2MB in the beginning and 952.1MB in the end (delta: 882.9MB). Free memory was 35.6MB in the beginning and 786.4MB in the end (delta: -750.7MB). Peak memory consumption was 131.7MB. Max. memory is 16.1GB. [2023-12-03 01:06:24,183 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:06:24,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.16ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 35.5MB in the beginning and 76.8MB in the end (delta: -41.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-12-03 01:06:24,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.51ms. Allocated memory is still 107.0MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:06:24,184 INFO L158 Benchmark]: Boogie Preprocessor took 32.26ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:06:24,185 INFO L158 Benchmark]: RCFGBuilder took 395.18ms. Allocated memory is still 107.0MB. Free memory was 73.5MB in the beginning and 82.8MB in the end (delta: -9.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-12-03 01:06:24,185 INFO L158 Benchmark]: CodeCheck took 30617.71ms. Allocated memory was 107.0MB in the beginning and 952.1MB in the end (delta: 845.2MB). Free memory was 82.1MB in the beginning and 791.6MB in the end (delta: -709.5MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2023-12-03 01:06:24,186 INFO L158 Benchmark]: Witness Printer took 104.46ms. Allocated memory is still 952.1MB. Free memory was 791.6MB in the beginning and 786.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:06:24,188 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 2 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40 IncrementalHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 31 mSDtfsCounter, 40 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 30.1s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 158 SizeOfPredicates, 14 NumberOfNonLiveVariables, 73 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 29/30 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: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.16ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 35.5MB in the beginning and 76.8MB in the end (delta: -41.3MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.51ms. Allocated memory is still 107.0MB. Free memory was 76.8MB in the beginning and 75.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.26ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 73.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 395.18ms. Allocated memory is still 107.0MB. Free memory was 73.5MB in the beginning and 82.8MB in the end (delta: -9.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * CodeCheck took 30617.71ms. Allocated memory was 107.0MB in the beginning and 952.1MB in the end (delta: 845.2MB). Free memory was 82.1MB in the beginning and 791.6MB in the end (delta: -709.5MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. * Witness Printer took 104.46ms. Allocated memory is still 952.1MB. Free memory was 791.6MB in the beginning and 786.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 01:06:24,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f7f165a-e270-4fd6-9424-948f3f5a3a41/bin/ukojak-verify-Qdu7aM0XO9/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