./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.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_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi --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 3ddb7215ca3e5e9ca1b1e870ca103f03a36cdc53c61a6db7279d389f4fde4871 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:57,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:57,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:12:57,593 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:57,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:57,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:57,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:57,640 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:57,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:57,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:57,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:57,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:57,651 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:57,654 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:57,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:57,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:57,655 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:57,655 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:57,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:57,656 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:57,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:57,657 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:57,658 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:57,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:57,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:57,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:57,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:57,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:57,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:57,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:57,665 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:57,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:57,665 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:57,666 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_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ddb7215ca3e5e9ca1b1e870ca103f03a36cdc53c61a6db7279d389f4fde4871 [2023-11-24 22:12:57,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:57,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:57,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:57,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:58,000 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:58,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i [2023-11-24 22:13:01,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:13:01,328 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:13:01,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i [2023-11-24 22:13:01,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data/d9c3167fe/6dc85e2d6d2e4671990306a0e6c0c652/FLAGb923dfc36 [2023-11-24 22:13:01,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data/d9c3167fe/6dc85e2d6d2e4671990306a0e6c0c652 [2023-11-24 22:13:01,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:13:01,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:13:01,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:01,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:13:01,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:13:01,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6512e190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01, skipping insertion in model container [2023-11-24 22:13:01,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:13:01,627 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_b499a51d-28d5-47c4-890d-91ee34474be9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i[915,928] [2023-11-24 22:13:01,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:01,715 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:13:01,734 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_b499a51d-28d5-47c4-890d-91ee34474be9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i[915,928] [2023-11-24 22:13:01,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:01,798 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:13:01,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01 WrapperNode [2023-11-24 22:13:01,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:01,800 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:01,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:13:01,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:13:01,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,880 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 108 [2023-11-24 22:13:01,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:01,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:13:01,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:13:01,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:13:01,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,915 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:13:01,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:13:01,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:13:01,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:13:01,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:01" (1/1) ... [2023-11-24 22:13:01,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:01,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:13:01,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:13:01,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:13:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:13:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:13:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:13:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:13:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:13:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:13:02,145 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:13:02,148 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:02,457 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:02,671 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:02,673 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:13:02,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:02 BoogieIcfgContainer [2023-11-24 22:13:02,676 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:02,677 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:02,677 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:02,689 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:02,689 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:02" (1/1) ... [2023-11-24 22:13:02,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:02,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-24 22:13:02,763 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-24 22:13:02,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:13:02,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:02,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:03,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:13:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:03,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:13:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:13:03,577 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:13:03,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:13:03 ImpRootNode [2023-11-24 22:13:03,643 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:13:03,643 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:13:03,644 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:13:03,644 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:13:03,645 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:02" (3/4) ... [2023-11-24 22:13:03,647 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:13:03,648 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:13:03,649 INFO L158 Benchmark]: Toolchain (without parser) took 2280.51ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 76.0MB in the beginning and 80.7MB in the end (delta: -4.7MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,650 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:13:03,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.42ms. Allocated memory is still 119.5MB. Free memory was 76.0MB in the beginning and 63.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.81ms. Allocated memory is still 119.5MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,653 INFO L158 Benchmark]: Boogie Preprocessor took 59.20ms. Allocated memory is still 119.5MB. Free memory was 61.3MB in the beginning and 60.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,654 INFO L158 Benchmark]: RCFGBuilder took 733.73ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 60.0MB in the beginning and 130.2MB in the end (delta: -70.2MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,654 INFO L158 Benchmark]: CodeCheck took 965.84ms. Allocated memory is still 163.6MB. Free memory was 130.2MB in the beginning and 81.6MB in the end (delta: 48.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,655 INFO L158 Benchmark]: Witness Printer took 4.97ms. Allocated memory is still 163.6MB. Free memory was 81.6MB in the beginning and 80.7MB in the end (delta: 877.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:13:03,659 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 62 NumberOfCodeBlocks, 62 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 someBinaryFLOATComparisonOperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 5; [L23] unsigned long int var_1_2 = 500; [L24] unsigned long int var_1_3 = 1456677701; [L25] unsigned long int var_1_4 = 1000000000; [L26] unsigned long int var_1_5 = 1; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 0; [L30] unsigned char var_1_11 = 0; [L31] float var_1_12 = 128.6; [L32] float var_1_13 = 500.4; [L33] float var_1_14 = 8.5; [L34] double var_1_15 = 255.8; [L35] double var_1_16 = 25.75; [L36] float var_1_17 = 1.2; [L37] float var_1_18 = 9.6; [L94] isInitial = 1 [L95] FCALL initially() [L96] COND TRUE 1 [L97] FCALL updateLastVariables() [L98] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_ulong() [L61] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_3=1456677701, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_3=1456677701, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L62] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1456677701, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1456677701, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L63] var_1_3 = __VERIFIER_nondet_ulong() [L64] CALL assume_abort_if_not(var_1_3 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_3 >= 1073741823) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L65] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1000000000, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L66] var_1_4 = __VERIFIER_nondet_ulong() [L67] CALL assume_abort_if_not(var_1_4 >= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_4 >= 536870911) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L68] CALL assume_abort_if_not(var_1_4 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_4 <= 1073741823) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0] [L69] var_1_5 = __VERIFIER_nondet_ulong() [L70] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_6=0, var_1_7=0, var_1_8=0] [L71] CALL assume_abort_if_not(var_1_5 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_5 <= 536870911) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L72] var_1_7 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_8=0] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_8=0] [L74] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, var_1_11=0, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L75] var_1_11 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, var_1_11=1, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L77] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_11=1, var_1_12=643/5, var_1_13=2502/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L78] var_1_13 = __VERIFIER_nondet_float() [L79] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=643/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1, var_1_12=643/5, var_1_14=17/2, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L80] var_1_14 = __VERIFIER_nondet_float() [L81] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=643/5, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1, var_1_12=643/5, var_1_15=1279/5, var_1_16=103/4, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L82] var_1_16 = __VERIFIER_nondet_double() [L83] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=643/5, var_1_15=1279/5, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1, var_1_12=643/5, var_1_15=1279/5, var_1_17=6/5, var_1_18=48/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L84] var_1_18 = __VERIFIER_nondet_float() [L85] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1, var_1_12=643/5, var_1_15=1279/5, var_1_17=6/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1, var_1_12=643/5, var_1_15=1279/5, var_1_17=6/5, var_1_1=5, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L98] RET updateVariables() [L99] CALL step() [L41] var_1_1 = (var_1_2 + (var_1_3 - (var_1_4 - var_1_5))) [L42] var_1_6 = var_1_7 [L43] var_1_12 = ((2.55f + var_1_13) - var_1_14) [L44] var_1_15 = ((((var_1_13) > (((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16))))) ? (var_1_13) : (((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) [L45] COND TRUE var_1_2 >= var_1_1 [L46] var_1_17 = (var_1_14 - ((((var_1_13) > (var_1_18)) ? (var_1_13) : (var_1_18)))) [L48] unsigned long int stepLocal_0 = (((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3)); [L49] COND TRUE ((((var_1_1) < (var_1_5)) ? (var_1_1) : (var_1_5))) != stepLocal_0 [L50] COND TRUE var_1_17 == var_1_12 [L51] COND FALSE !(\read(var_1_6)) [L99] RET step() [L100] CALL, EXPR property() [L90-L91] return (((((var_1_1 == ((unsigned long int) (var_1_2 + (var_1_3 - (var_1_4 - var_1_5))))) && (var_1_6 == ((unsigned char) var_1_7))) && ((((((var_1_1) < (var_1_5)) ? (var_1_1) : (var_1_5))) != ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3)))) ? ((var_1_17 == var_1_12) ? (var_1_6 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1) : (var_1_8 == ((unsigned char) var_1_11)))) && (var_1_12 == ((float) ((2.55f + var_1_13) - var_1_14)))) && (var_1_15 == ((double) ((((var_1_13) > (((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16))))) ? (var_1_13) : (((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16))))))))) && ((var_1_2 >= var_1_1) ? (var_1_17 == ((float) (var_1_14 - ((((var_1_13) > (var_1_18)) ? (var_1_13) : (var_1_18)))))) : 1) ; [L100] RET, EXPR property() [L100] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=1, var_1_13=2, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=0, var_1_1=0, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=1, var_1_13=2, var_1_14=0, var_1_15=2, var_1_16=0, var_1_17=0, var_1_1=0, var_1_2=0, var_1_3=1073741823, var_1_4=1073741823, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 119.5MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.42ms. Allocated memory is still 119.5MB. Free memory was 76.0MB in the beginning and 63.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.81ms. Allocated memory is still 119.5MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.20ms. Allocated memory is still 119.5MB. Free memory was 61.3MB in the beginning and 60.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 733.73ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 60.0MB in the beginning and 130.2MB in the end (delta: -70.2MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * CodeCheck took 965.84ms. Allocated memory is still 163.6MB. Free memory was 130.2MB in the beginning and 81.6MB in the end (delta: 48.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 4.97ms. Allocated memory is still 163.6MB. Free memory was 81.6MB in the beginning and 80.7MB in the end (delta: 877.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:13:03,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/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_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi --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 3ddb7215ca3e5e9ca1b1e870ca103f03a36cdc53c61a6db7279d389f4fde4871 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:13:06,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:13:06,532 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:13:06,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:13:06,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:13:06,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:13:06,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:13:06,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:13:06,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:13:06,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:13:06,600 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:13:06,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:13:06,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:13:06,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:13:06,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:13:06,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:13:06,604 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:13:06,605 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:13:06,605 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:13:06,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:13:06,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:13:06,607 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:13:06,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:13:06,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:13:06,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:13:06,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:13:06,609 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:13:06,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:13:06,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:06,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:13:06,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:13:06,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:13:06,612 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:13:06,613 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:13:06,613 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:13:06,613 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:13:06,614 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:13:06,614 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_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ddb7215ca3e5e9ca1b1e870ca103f03a36cdc53c61a6db7279d389f4fde4871 [2023-11-24 22:13:07,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:13:07,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:13:07,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:13:07,107 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:13:07,108 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:13:07,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i [2023-11-24 22:13:10,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:13:10,547 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:13:10,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i [2023-11-24 22:13:10,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data/d4edf958e/2f0d41c244364b458a559828c50267df/FLAGc8e90ed91 [2023-11-24 22:13:10,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/data/d4edf958e/2f0d41c244364b458a559828c50267df [2023-11-24 22:13:10,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:13:10,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:13:10,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:10,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:13:10,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:13:10,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:10" (1/1) ... [2023-11-24 22:13:10,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@361c292c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:10, skipping insertion in model container [2023-11-24 22:13:10,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:13:10" (1/1) ... [2023-11-24 22:13:10,643 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:13:10,853 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_b499a51d-28d5-47c4-890d-91ee34474be9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i[915,928] [2023-11-24 22:13:10,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:10,954 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:13:10,973 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_b499a51d-28d5-47c4-890d-91ee34474be9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-53.i[915,928] [2023-11-24 22:13:11,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:13:11,033 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:13:11,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11 WrapperNode [2023-11-24 22:13:11,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:13:11,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:11,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:13:11,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:13:11,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,116 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 108 [2023-11-24 22:13:11,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:13:11,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:13:11,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:13:11,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:13:11,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,145 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:13:11,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:13:11,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:13:11,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:13:11,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:13:11" (1/1) ... [2023-11-24 22:13:11,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:13:11,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:13:11,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:13:11,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:13:11,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:13:11,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:13:11,295 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:13:11,295 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:13:11,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:13:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:13:11,409 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:13:11,411 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:14,936 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:15,061 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:15,062 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:13:15,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:15 BoogieIcfgContainer [2023-11-24 22:13:15,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:15,065 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:15,065 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:15,076 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:15,076 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:15" (1/1) ... [2023-11-24 22:13:15,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:15,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:15,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-24 22:13:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-24 22:13:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:13:15,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:15,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:13:15,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:13:15,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:13:15,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b499a51d-28d5-47c4-890d-91ee34474be9/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:13:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:16,602 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:13:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:22,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 22:13:22,978 INFO L285 TraceCheckSpWp]: Computing forward predicates...