./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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 09678c77438823f5421658f269ea899b63adcdec9e9a366091e7381adf928989 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:53:21,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:53:21,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:53:21,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:53:21,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:53:21,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:53:21,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:53:21,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:53:21,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:53:21,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:53:21,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:53:21,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:53:21,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:53:21,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:53:21,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:53:21,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:53:21,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:53:21,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:53:21,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:53:21,410 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:53:21,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:53:21,411 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:53:21,411 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:53:21,412 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:53:21,412 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:53:21,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:53:21,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:21,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:53:21,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:53:21,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:53:21,414 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:53:21,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:53:21,415 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:53:21,415 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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09678c77438823f5421658f269ea899b63adcdec9e9a366091e7381adf928989 [2023-12-03 04:53:21,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:53:21,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:53:21,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:53:21,663 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:53:21,664 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:53:21,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i [2023-12-03 04:53:24,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:53:24,618 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:53:24,618 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i [2023-12-03 04:53:24,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data/0b81bfd30/f68119567fda40289627b46f7129f886/FLAG3a522077a [2023-12-03 04:53:24,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data/0b81bfd30/f68119567fda40289627b46f7129f886 [2023-12-03 04:53:24,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:53:24,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:53:24,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:24,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:53:24,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:53:24,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@357cda34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24, skipping insertion in model container [2023-12-03 04:53:24,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:53:24,813 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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i[915,928] [2023-12-03 04:53:24,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:24,850 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:53:24,862 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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i[915,928] [2023-12-03 04:53:24,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:24,889 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:53:24,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24 WrapperNode [2023-12-03 04:53:24,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:24,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:24,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:53:24,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:53:24,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,929 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2023-12-03 04:53:24,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:24,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:53:24,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:53:24,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:53:24,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:53:24,956 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:53:24,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:53:24,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:53:24,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:24" (1/1) ... [2023-12-03 04:53:24,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:24,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:53:24,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:53:25,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:53:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:53:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:53:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:53:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:53:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:53:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:53:25,085 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:53:25,087 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:53:25,237 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:53:25,323 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:53:25,337 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:53:25,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:53:25 BoogieIcfgContainer [2023-12-03 04:53:25,339 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:53:25,341 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:53:25,341 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:53:25,349 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:53:25,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:53:25" (1/1) ... [2023-12-03 04:53:25,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:53:25,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-12-03 04:53:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-12-03 04:53:25,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:53:25,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:25,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:25,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:53:25,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:53:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:53:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:53:25,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:53:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:53:25,844 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 04:53:25,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:53:25 ImpRootNode [2023-12-03 04:53:25,882 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:53:25,883 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:53:25,883 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:53:25,883 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:53:25,883 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:53:25" (3/4) ... [2023-12-03 04:53:25,886 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:53:25,887 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:53:25,888 INFO L158 Benchmark]: Toolchain (without parser) took 1242.02ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 94.7MB in the beginning and 109.5MB in the end (delta: -14.8MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-12-03 04:53:25,888 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:53:25,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.60ms. Allocated memory is still 134.2MB. Free memory was 94.7MB in the beginning and 83.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:53:25,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.35ms. Allocated memory is still 134.2MB. Free memory was 83.4MB in the beginning and 81.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:53:25,890 INFO L158 Benchmark]: Boogie Preprocessor took 25.63ms. Allocated memory is still 134.2MB. Free memory was 81.6MB in the beginning and 80.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:53:25,891 INFO L158 Benchmark]: RCFGBuilder took 383.21ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 80.1MB in the beginning and 135.8MB in the end (delta: -55.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-12-03 04:53:25,892 INFO L158 Benchmark]: CodeCheck took 541.44ms. Allocated memory is still 163.6MB. Free memory was 135.8MB in the beginning and 109.5MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:53:25,892 INFO L158 Benchmark]: Witness Printer took 4.20ms. Allocated memory is still 163.6MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:53:25,896 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 40 NumberOfCodeBlocks, 40 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 33. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] double var_1_2 = 24.75; [L24] double var_1_3 = 16.7; [L25] double var_1_4 = 0.8; [L26] signed short int var_1_5 = -1; [L27] signed short int var_1_6 = 4; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 1; [L65] isInitial = 1 [L66] FCALL initially() [L67] COND TRUE 1 [L68] FCALL updateLastVariables() [L69] CALL updateVariables() [L41] var_1_2 = __VERIFIER_nondet_double() [L42] 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=-1, var_1_3=167/10, var_1_4=4/5, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L42] 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=-1, var_1_3=167/10, var_1_4=4/5, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L43] var_1_3 = __VERIFIER_nondet_double() [L44] 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=-1, var_1_4=4/5, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L44] 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=-1, var_1_4=4/5, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L45] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_4=4/5, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, var_1_1=-1, var_1_4=4/5, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L46] var_1_4 = __VERIFIER_nondet_double() [L47] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=-1, var_1_5=-1, var_1_6=4, var_1_7=0, var_1_8=1] [L48] var_1_5 = __VERIFIER_nondet_short() [L49] CALL assume_abort_if_not(var_1_5 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=4, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_5 >= -16383) VAL [isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=4, var_1_7=0, var_1_8=1] [L50] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=4, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=4, var_1_7=0, var_1_8=1] [L51] var_1_6 = __VERIFIER_nondet_short() [L52] CALL assume_abort_if_not(var_1_6 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_6 >= -16383) VAL [isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L53] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L54] var_1_8 = __VERIFIER_nondet_uchar() [L55] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L56] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_1=-1, var_1_5=16383, var_1_6=16383, var_1_7=0, var_1_8=1] [L69] RET updateVariables() [L70] CALL step() [L33] COND FALSE !((var_1_2 + (15.3 / var_1_3)) > (- var_1_4)) [L36] var_1_1 = ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L38] var_1_7 = var_1_8 [L70] RET step() [L71] CALL, EXPR property() [L61-L62] return (((var_1_2 + (15.3 / var_1_3)) > (- var_1_4)) ? (var_1_1 == ((signed short int) (var_1_5 + var_1_6))) : (var_1_1 == ((signed short int) ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))))) && (var_1_7 == ((unsigned char) var_1_8)) ; [L71] RET, EXPR property() [L71] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=16383, var_1_5=16383, var_1_6=16383, var_1_7=1, var_1_8=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=16383, var_1_5=16383, var_1_6=16383, var_1_7=1, var_1_8=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.60ms. Allocated memory is still 134.2MB. Free memory was 94.7MB in the beginning and 83.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.35ms. Allocated memory is still 134.2MB. Free memory was 83.4MB in the beginning and 81.6MB 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 134.2MB. Free memory was 81.6MB in the beginning and 80.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 383.21ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 80.1MB in the beginning and 135.8MB in the end (delta: -55.6MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 541.44ms. Allocated memory is still 163.6MB. Free memory was 135.8MB in the beginning and 109.5MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.20ms. Allocated memory is still 163.6MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:53:25,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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 09678c77438823f5421658f269ea899b63adcdec9e9a366091e7381adf928989 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:53:27,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:53:27,944 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:53:27,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:53:27,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:53:27,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:53:27,977 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:53:27,977 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:53:27,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:53:27,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:53:27,979 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:53:27,980 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:53:27,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:53:27,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:53:27,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:53:27,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:53:27,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:53:27,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:53:27,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:53:27,984 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:53:27,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:53:27,988 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:53:27,989 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:53:27,989 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:53:27,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:53:27,991 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:53:27,991 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:53:27,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:53:27,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:27,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:53:27,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:53:27,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:53:27,993 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:53:27,993 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:53:27,994 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:53:27,994 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:53:27,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:53:27,994 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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09678c77438823f5421658f269ea899b63adcdec9e9a366091e7381adf928989 [2023-12-03 04:53:28,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:53:28,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:53:28,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:53:28,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:53:28,308 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:53:28,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i [2023-12-03 04:53:31,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:53:31,271 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:53:31,271 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i [2023-12-03 04:53:31,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data/9090b44fc/ef5c3a73659d42739464a1e80689896d/FLAG331ec395c [2023-12-03 04:53:31,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/data/9090b44fc/ef5c3a73659d42739464a1e80689896d [2023-12-03 04:53:31,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:53:31,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:53:31,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:31,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:53:31,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:53:31,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@482420ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31, skipping insertion in model container [2023-12-03 04:53:31,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:53:31,488 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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i[915,928] [2023-12-03 04:53:31,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:31,533 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:53:31,547 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_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-18.i[915,928] [2023-12-03 04:53:31,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:31,580 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:53:31,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31 WrapperNode [2023-12-03 04:53:31,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:31,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:31,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:53:31,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:53:31,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,625 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 74 [2023-12-03 04:53:31,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:31,626 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:53:31,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:53:31,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:53:31,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:53:31,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:53:31,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:53:31,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:53:31,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:31" (1/1) ... [2023-12-03 04:53:31,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:31,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:53:31,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:53:31,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:53:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:53:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:53:31,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:53:31,731 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:53:31,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:53:31,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:53:31,813 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:53:31,816 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:54:02,624 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:54:02,687 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:54:02,687 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:54:02,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:02 BoogieIcfgContainer [2023-12-03 04:54:02,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:54:02,690 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:54:02,691 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:54:02,700 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:54:02,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:02" (1/1) ... [2023-12-03 04:54:02,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:54:02,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:02,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2023-12-03 04:54:02,759 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2023-12-03 04:54:02,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:54:02,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:02,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:02,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:54:02,784 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:54:02,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:54:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:04,316 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:54:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:09,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:54:09,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:54:34,167 WARN L293 SmtUtils]: Spent 20.44s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:54:54,667 WARN L293 SmtUtils]: Spent 20.44s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:55:36,152 WARN L293 SmtUtils]: Spent 20.96s 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) [2023-12-03 04:55:57,110 WARN L293 SmtUtils]: Spent 20.96s 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) [2023-12-03 04:56:17,556 WARN L293 SmtUtils]: Spent 20.44s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:56:39,247 WARN L293 SmtUtils]: Spent 11.46s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:57:00,219 WARN L293 SmtUtils]: Spent 20.97s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:57:18,415 WARN L293 SmtUtils]: Spent 18.20s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:57:59,363 WARN L293 SmtUtils]: Spent 20.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:58:20,347 WARN L293 SmtUtils]: Spent 20.98s 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) [2023-12-03 04:58:41,369 WARN L293 SmtUtils]: Spent 21.02s 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) [2023-12-03 04:59:12,104 WARN L293 SmtUtils]: Spent 20.49s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:59:33,118 WARN L293 SmtUtils]: Spent 21.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 04:59:54,114 WARN L293 SmtUtils]: Spent 21.00s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:00:04,934 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)))) (or (and .cse0 (or (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0))) (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))) (not (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0))))) (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0)))) (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))) (not (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0))))))) (and (or (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0)) (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0))) (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))))) (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0)) (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0)))) (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))))))) .cse0))) is different from false [2023-12-03 05:00:04,960 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 05:00:04,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 05:00:18,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:00:28,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 05:00:39,526 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse0 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)))) (or (and .cse0 (or (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0))) (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))) (not (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0))))) (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0)))) (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0))))) (not (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0))))))) (and (or (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0)) (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0))) (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))))) (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (and (fp.gt (fp.add currentRoundingMode ~var_1_2~0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 153.0 10.0)) ~var_1_3~0)) (fp.neg ~var_1_4~0)) (fp.geq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 9223372036854776000.0)))) (fp.leq ~var_1_2~0 ((_ to_fp 11 53) currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode (/ 1.0 100000000000000000000.0)))))))) .cse0)))) is different from true [2023-12-03 05:00:39,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 25 states and 36 transitions. [2023-12-03 05:00:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2023-12-03 05:00:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:00:39,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:39,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:00:39,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:00:39,537 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:00:39,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 05:00:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:40,987 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:00:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:41,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 05:00:41,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:01:08,727 WARN L293 SmtUtils]: Spent 20.49s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:01:29,247 WARN L293 SmtUtils]: Spent 20.45s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:02:10,811 WARN L293 SmtUtils]: Spent 21.02s 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) [2023-12-03 05:02:31,806 WARN L293 SmtUtils]: Spent 20.99s 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) [2023-12-03 05:02:52,250 WARN L293 SmtUtils]: Spent 20.44s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:03:14,161 WARN L293 SmtUtils]: Spent 11.70s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:03:35,147 WARN L293 SmtUtils]: Spent 20.99s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:03:55,607 WARN L293 SmtUtils]: Spent 20.46s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:04:36,610 WARN L293 SmtUtils]: Spent 20.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:04:57,597 WARN L293 SmtUtils]: Spent 20.99s 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) [2023-12-03 05:05:18,591 WARN L293 SmtUtils]: Spent 20.99s 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) [2023-12-03 05:05:49,302 WARN L293 SmtUtils]: Spent 20.47s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:06:10,311 WARN L293 SmtUtils]: Spent 21.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:06:31,326 WARN L293 SmtUtils]: Spent 21.01s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:06:31,329 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 05:06:31,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 05:06:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:06:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 25 states and 36 transitions. [2023-12-03 05:06:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2023-12-03 05:06:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:06:32,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:06:32,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 05:06:32,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 05:06:32,261 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 05:06:32,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da087f9b-b1ee-49ec-99fc-6f71aca1fd64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 05:06:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:33,635 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 05:06:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:06:34,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 05:06:34,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 05:07:01,080 WARN L293 SmtUtils]: Spent 20.48s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:07:21,632 WARN L293 SmtUtils]: Spent 20.48s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 05:07:55,633 WARN L293 SmtUtils]: Spent 13.47s 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) [2023-12-03 05:08:12,959 WARN L293 SmtUtils]: Spent 17.33s 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) [2023-12-03 05:08:33,440 WARN L293 SmtUtils]: Spent 20.48s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)