./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/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_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/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_577fe354-8b1a-44e0-b81b-7102601099db/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 248e9a660b5341ec0894e1aed13dbcc752507598fe574e15afae8cc67f5cac10 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:21:03,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:21:03,776 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:21:03,780 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:21:03,781 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:21:03,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:21:03,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:21:03,804 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:21:03,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:21:03,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:21:03,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:21:03,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:21:03,807 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:21:03,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:21:03,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:21:03,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:21:03,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:21:03,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:21:03,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:21:03,810 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:21:03,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:21:03,811 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:21:03,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:21:03,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:21:03,813 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:21:03,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:21:03,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:21:03,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:21:03,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:21:03,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:21:03,815 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:21:03,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:21:03,816 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:21:03,816 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_577fe354-8b1a-44e0-b81b-7102601099db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 248e9a660b5341ec0894e1aed13dbcc752507598fe574e15afae8cc67f5cac10 [2023-12-02 23:21:04,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:21:04,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:21:04,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:21:04,073 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:21:04,074 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:21:04,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i [2023-12-02 23:21:06,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:21:07,061 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:21:07,062 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i [2023-12-02 23:21:07,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data/f724845e5/091a6f31e3c347c397ffec2166de0475/FLAGd0a8fba02 [2023-12-02 23:21:07,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data/f724845e5/091a6f31e3c347c397ffec2166de0475 [2023-12-02 23:21:07,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:21:07,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:21:07,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:21:07,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:21:07,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:21:07,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5d6bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07, skipping insertion in model container [2023-12-02 23:21:07,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:21:07,279 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_577fe354-8b1a-44e0-b81b-7102601099db/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i[915,928] [2023-12-02 23:21:07,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:21:07,317 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:21:07,330 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_577fe354-8b1a-44e0-b81b-7102601099db/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i[915,928] [2023-12-02 23:21:07,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:21:07,356 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:21:07,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07 WrapperNode [2023-12-02 23:21:07,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:21:07,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:21:07,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:21:07,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:21:07,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,394 INFO L138 Inliner]: procedures = 26, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 64 [2023-12-02 23:21:07,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:21:07,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:21:07,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:21:07,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:21:07,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:21:07,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:21:07,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:21:07,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:21:07,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:21:07,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:21:07,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:21:07,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:21:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:21:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:21:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:21:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:21:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:21:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:21:07,550 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:21:07,551 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:21:07,682 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:21:07,753 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:21:07,753 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:21:07,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:07 BoogieIcfgContainer [2023-12-02 23:21:07,755 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:21:07,756 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:21:07,756 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:21:07,764 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:21:07,764 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:07" (1/1) ... [2023-12-02 23:21:07,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:21:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-12-02 23:21:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-12-02 23:21:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:21:07,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:07,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:21:07,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:21:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:21:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:21:08,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:21:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:21:08,154 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:21:08,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:21:08 ImpRootNode [2023-12-02 23:21:08,183 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:21:08,184 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:21:08,184 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:21:08,185 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:21:08,185 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:07" (3/4) ... [2023-12-02 23:21:08,187 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:21:08,188 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:21:08,189 INFO L158 Benchmark]: Toolchain (without parser) took 1097.18ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 91.5MB in the beginning and 124.1MB in the end (delta: -32.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:21:08,190 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:21:08,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.25ms. Allocated memory is still 130.0MB. Free memory was 91.5MB in the beginning and 80.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:21:08,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.60ms. Allocated memory is still 130.0MB. Free memory was 80.4MB in the beginning and 78.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:21:08,192 INFO L158 Benchmark]: Boogie Preprocessor took 25.63ms. Allocated memory is still 130.0MB. Free memory was 78.8MB in the beginning and 77.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:21:08,193 INFO L158 Benchmark]: RCFGBuilder took 333.81ms. Allocated memory is still 130.0MB. Free memory was 77.5MB in the beginning and 63.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:21:08,193 INFO L158 Benchmark]: CodeCheck took 427.60ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 63.2MB in the beginning and 125.1MB in the end (delta: -61.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:21:08,194 INFO L158 Benchmark]: Witness Printer took 3.59ms. Allocated memory is still 157.3MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:21:08,197 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, 19 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 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 31, overapproximation of someBinaryFLOATComparisonOperation at line 34. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 255.5; [L23] double var_1_2 = 63.805; [L24] double var_1_3 = 64.125; [L25] unsigned short int var_1_4 = 16; [L26] float var_1_5 = 10.5; [L27] unsigned short int var_1_6 = 10; [L61] isInitial = 1 [L62] FCALL initially() [L63] COND TRUE 1 [L64] FCALL updateLastVariables() [L65] CALL updateVariables() [L43] var_1_2 = __VERIFIER_nondet_double() [L44] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=511/2, var_1_3=513/8, var_1_4=16, var_1_5=21/2, var_1_6=10] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=511/2, var_1_3=513/8, var_1_4=16, var_1_5=21/2, var_1_6=10] [L45] var_1_3 = __VERIFIER_nondet_double() [L46] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=511/2, var_1_4=16, var_1_5=21/2, var_1_6=10] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=511/2, var_1_4=16, var_1_5=21/2, var_1_6=10] [L47] var_1_5 = __VERIFIER_nondet_float() [L48] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=10] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=10] [L49] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=10] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=10] [L50] var_1_6 = __VERIFIER_nondet_ushort() [L51] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=511/2, var_1_4=16] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_1=511/2, var_1_4=16] [L52] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=15] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=15] [L65] RET updateVariables() [L66] CALL step() [L31] COND FALSE !(! (var_1_2 < var_1_3)) [L34] COND FALSE !(var_1_1 != (var_1_1 / var_1_5)) [L66] RET step() [L67] CALL, EXPR property() [L57-L58] return ((! (var_1_2 < var_1_3)) ? (var_1_1 == ((float) 1.4f)) : 1) && ((var_1_1 != (var_1_1 / var_1_5)) ? ((var_1_1 < (var_1_5 * var_1_1)) ? (var_1_4 == ((unsigned short int) var_1_6)) : (var_1_4 == ((unsigned short int) var_1_6))) : 1) ; [L67] RET, EXPR property() [L67] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=15] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=511/2, var_1_4=16, var_1_6=15] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.25ms. Allocated memory is still 130.0MB. Free memory was 91.5MB in the beginning and 80.4MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.60ms. Allocated memory is still 130.0MB. Free memory was 80.4MB in the beginning and 78.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.63ms. Allocated memory is still 130.0MB. Free memory was 78.8MB in the beginning and 77.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 333.81ms. Allocated memory is still 130.0MB. Free memory was 77.5MB in the beginning and 63.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 427.60ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 63.2MB in the beginning and 125.1MB in the end (delta: -61.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.59ms. Allocated memory is still 157.3MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:21:08,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/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_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/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_577fe354-8b1a-44e0-b81b-7102601099db/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 248e9a660b5341ec0894e1aed13dbcc752507598fe574e15afae8cc67f5cac10 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:21:10,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:21:10,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:21:10,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:21:10,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:21:10,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:21:10,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:21:10,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:21:10,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:21:10,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:21:10,317 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:21:10,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:21:10,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:21:10,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:21:10,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:21:10,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:21:10,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:21:10,321 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:21:10,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:21:10,322 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:21:10,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:21:10,323 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:21:10,324 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:21:10,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:21:10,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:21:10,325 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:10,325 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:21:10,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:21:10,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:21:10,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:21:10,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:21:10,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:21:10,328 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:21:10,328 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:10,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:21:10,329 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:21:10,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:21:10,330 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_577fe354-8b1a-44e0-b81b-7102601099db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 248e9a660b5341ec0894e1aed13dbcc752507598fe574e15afae8cc67f5cac10 [2023-12-02 23:21:10,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:21:10,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:21:10,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:21:10,637 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:21:10,637 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:21:10,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i [2023-12-02 23:21:13,422 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:21:13,684 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:21:13,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i [2023-12-02 23:21:13,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data/8323e9b36/777d3e63b82f4a909fe468d927759326/FLAGabb8d165d [2023-12-02 23:21:13,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/data/8323e9b36/777d3e63b82f4a909fe468d927759326 [2023-12-02 23:21:13,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:21:13,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:21:13,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:21:13,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:21:13,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:21:13,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:13,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188ef777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13, skipping insertion in model container [2023-12-02 23:21:13,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:13,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:21:13,889 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_577fe354-8b1a-44e0-b81b-7102601099db/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i[915,928] [2023-12-02 23:21:13,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:21:13,940 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:21:13,953 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_577fe354-8b1a-44e0-b81b-7102601099db/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-86.i[915,928] [2023-12-02 23:21:13,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:21:13,982 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:21:13,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13 WrapperNode [2023-12-02 23:21:13,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:21:13,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:21:13,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:21:13,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:21:13,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:13,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,020 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 64 [2023-12-02 23:21:14,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:21:14,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:21:14,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:21:14,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:21:14,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,041 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:21:14,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:21:14,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:21:14,054 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:21:14,055 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:21:13" (1/1) ... [2023-12-02 23:21:14,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:21:14,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:21:14,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:21:14,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:21:14,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:21:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:21:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:21:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:21:14,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:21:14,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:21:14,191 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:21:14,193 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:21:19,557 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:21:19,618 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:21:19,619 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:21:19,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:19 BoogieIcfgContainer [2023-12-02 23:21:19,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:21:19,622 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:21:19,622 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:21:19,631 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:21:19,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:19" (1/1) ... [2023-12-02 23:21:19,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:21:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:19,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-12-02 23:21:19,692 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-12-02 23:21:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:21:19,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:19,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:19,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:19,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:19,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:21:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:20,348 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:20,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:21:20,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:27,441 WARN L293 SmtUtils]: Spent 6.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:21:40,335 WARN L293 SmtUtils]: Spent 12.83s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:21:52,755 WARN L293 SmtUtils]: Spent 12.42s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:22:03,723 WARN L293 SmtUtils]: Spent 10.97s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:22:18,269 WARN L293 SmtUtils]: Spent 7.96s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:22:29,187 WARN L293 SmtUtils]: Spent 7.46s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:22:37,048 WARN L293 SmtUtils]: Spent 7.84s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:22:45,234 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:22:50,344 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:23:00,418 WARN L293 SmtUtils]: Spent 10.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:23:15,017 WARN L293 SmtUtils]: Spent 12.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:23:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:23:17,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:23:18,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:23:19,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:19,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2023-12-02 23:23:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2023-12-02 23:23:19,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:23:19,136 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-02 23:23:19,144 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:23:19,161 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:23:19,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:23:19,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:23:19,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:23:19 ImpRootNode [2023-12-02 23:23:19,165 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:23:19,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:23:19,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:23:19,166 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:23:19,166 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:21:19" (3/4) ... [2023-12-02 23:23:19,168 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:23:19,172 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 23:23:19,176 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-02 23:23:19,177 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-02 23:23:19,177 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 23:23:19,177 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:23:19,272 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:23:19,273 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:23:19,273 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:23:19,274 INFO L158 Benchmark]: Toolchain (without parser) took 125558.76ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 68.9MB in the end (delta: 8.3MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-12-02 23:23:19,275 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:23:19,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.07ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 65.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:23:19,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.85ms. Allocated memory is still 100.7MB. Free memory was 65.5MB in the beginning and 63.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:23:19,276 INFO L158 Benchmark]: Boogie Preprocessor took 31.83ms. Allocated memory is still 100.7MB. Free memory was 63.6MB in the beginning and 62.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:23:19,276 INFO L158 Benchmark]: RCFGBuilder took 5566.87ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 72.8MB in the end (delta: -10.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-12-02 23:23:19,277 INFO L158 Benchmark]: CodeCheck took 119543.34ms. Allocated memory is still 100.7MB. Free memory was 72.8MB in the beginning and 74.0MB in the end (delta: -1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:23:19,277 INFO L158 Benchmark]: Witness Printer took 107.89ms. Allocated memory is still 100.7MB. Free memory was 74.0MB in the beginning and 68.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:23:19,279 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 119.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 17 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 116.7s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 30 SizeOfPredicates, 11 NumberOfNonLiveVariables, 68 ConjunctsInSsa, 10 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: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: 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 0.14ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.07ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 65.5MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.85ms. Allocated memory is still 100.7MB. Free memory was 65.5MB in the beginning and 63.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.83ms. Allocated memory is still 100.7MB. Free memory was 63.6MB in the beginning and 62.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5566.87ms. Allocated memory is still 100.7MB. Free memory was 62.0MB in the beginning and 72.8MB in the end (delta: -10.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * CodeCheck took 119543.34ms. Allocated memory is still 100.7MB. Free memory was 72.8MB in the beginning and 74.0MB in the end (delta: -1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 107.89ms. Allocated memory is still 100.7MB. Free memory was 74.0MB in the beginning and 68.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 23:23:19,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_577fe354-8b1a-44e0-b81b-7102601099db/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE