./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:19,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:19,657 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:13:19,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:13:19,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:13:19,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:19,704 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:13:19,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:13:19,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:19,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:19,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:19,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:13:19,713 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:13:19,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:13:19,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:13:19,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:19,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:13:19,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:19,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:13:19,717 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:13:19,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:13:19,718 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:19,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:19,720 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:19,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:19,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:19,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:19,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:19,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:19,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:13:19,724 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:13:19,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:13:19,724 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:13:19,724 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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 [2023-11-24 23:13:20,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:20,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:20,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:20,056 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:20,056 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:20,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i [2023-11-24 23:13:23,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:23,520 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:23,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i [2023-11-24 23:13:23,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data/a5f00f525/e0ab00f1ce3f47f59708ecdecb7fd83c/FLAGedd594675 [2023-11-24 23:13:23,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data/a5f00f525/e0ab00f1ce3f47f59708ecdecb7fd83c [2023-11-24 23:13:23,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:23,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:23,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:23,550 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:23,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:23,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1b8581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23, skipping insertion in model container [2023-11-24 23:13:23,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:23,750 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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2023-11-24 23:13:23,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:23,802 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:23,815 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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2023-11-24 23:13:23,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:23,852 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:23,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23 WrapperNode [2023-11-24 23:13:23,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:23,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:23,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:23,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:23,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,909 INFO L138 Inliner]: procedures = 26, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2023-11-24 23:13:23,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:23,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:23,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:23,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:23,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,934 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:23,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:23,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:23,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:23,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:23" (1/1) ... [2023-11-24 23:13:23,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:23,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:24,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:24,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:13:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:13:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:13:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:24,141 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:24,146 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:24,568 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:24,717 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:24,717 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:13:24,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:24 BoogieIcfgContainer [2023-11-24 23:13:24,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:24,720 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:24,720 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:24,732 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:24,732 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:24" (1/1) ... [2023-11-24 23:13:24,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:24,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-11-24 23:13:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-11-24 23:13:24,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:13:24,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:24,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:13:25,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:13:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:13:25,235 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:13:25,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:13:25 ImpRootNode [2023-11-24 23:13:25,280 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:13:25,281 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:13:25,281 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:13:25,282 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:13:25,282 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:24" (3/4) ... [2023-11-24 23:13:25,285 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:13:25,286 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:13:25,287 INFO L158 Benchmark]: Toolchain (without parser) took 1738.34ms. Allocated memory is still 153.1MB. Free memory was 123.2MB in the beginning and 114.5MB in the end (delta: 8.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-24 23:13:25,288 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:25,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.05ms. Allocated memory is still 153.1MB. Free memory was 123.2MB in the beginning and 111.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:13:25,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.61ms. Allocated memory is still 153.1MB. Free memory was 111.2MB in the beginning and 108.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:25,290 INFO L158 Benchmark]: Boogie Preprocessor took 41.22ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 107.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:25,291 INFO L158 Benchmark]: RCFGBuilder took 767.28ms. Allocated memory is still 153.1MB. Free memory was 107.1MB in the beginning and 81.4MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 23:13:25,292 INFO L158 Benchmark]: CodeCheck took 560.14ms. Allocated memory is still 153.1MB. Free memory was 81.4MB in the beginning and 115.3MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:13:25,292 INFO L158 Benchmark]: Witness Printer took 5.13ms. Allocated memory is still 153.1MB. Free memory was 115.3MB in the beginning and 114.5MB in the end (delta: 746.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:13:25,296 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, 17 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, 22 NumberOfCodeBlocks, 22 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 38, overapproximation of shiftLeft at line 50. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_3 = 4; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 100; [L26] unsigned char var_1_9 = 32; [L27] double var_1_10 = 9.2; [L28] double var_1_11 = 0.975; [L29] signed short int var_1_12 = 1; [L30] signed short int last_1_var_1_8 = 100; [L31] double last_1_var_1_10 = 9.2; [L79] isInitial = 1 [L80] FCALL initially() [L81] COND TRUE 1 [L82] CALL updateLastVariables() [L71] last_1_var_1_8 = var_1_8 [L72] last_1_var_1_10 = var_1_10 [L82] RET updateLastVariables() [L83] CALL updateVariables() [L61] var_1_3 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L63] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=100, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=100, var_1_7=0, var_1_8=100, var_1_9=32] [L64] var_1_7 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=100, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=100, var_1_8=100, var_1_9=32] [L66] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=100, var_1_7=1, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_1=10, var_1_3=100, var_1_7=1, var_1_8=100, var_1_9=32] [L67] var_1_11 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_12=1, var_1_1=10, var_1_3=100, var_1_7=1, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=46/5, var_1_12=1, var_1_1=10, var_1_3=100, var_1_7=1, var_1_8=100, var_1_9=32] [L83] RET updateVariables() [L84] CALL step() [L35] COND FALSE !(last_1_var_1_8 <= 16) [L38] COND TRUE ((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10 [L39] COND TRUE \read(var_1_7) [L40] var_1_1 = var_1_3 [L48] var_1_9 = 64 [L49] var_1_10 = var_1_11 [L50] EXPR 10 << var_1_9 [L50] COND FALSE !((10 << var_1_9) < (var_1_3 * var_1_1)) [L53] unsigned char stepLocal_0 = var_1_10 > var_1_10; [L54] COND FALSE !(((var_1_1 + var_1_9) < 10) || stepLocal_0) [L57] var_1_12 = var_1_8 [L84] RET step() [L85] CALL, EXPR property() [L75] EXPR ((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1) [L75] EXPR 10 << var_1_9 [L75] EXPR ((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1) [L75-L76] return (((((last_1_var_1_8 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((last_1_var_1_10) > (last_1_var_1_10)) ? (last_1_var_1_10) : (last_1_var_1_10))) < last_1_var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_9) < (var_1_3 * var_1_1)) ? (var_1_8 == ((signed short int) (var_1_9 + var_1_1))) : 1)) && (var_1_9 == ((unsigned char) 64))) && (var_1_10 == ((double) var_1_11))) && ((((var_1_1 + var_1_9) < 10) || (var_1_10 > var_1_10)) ? (var_1_12 == ((signed short int) ((((var_1_8) > (var_1_1)) ? (var_1_8) : (var_1_1))))) : (var_1_12 == ((signed short int) var_1_8))) ; [L85] RET, EXPR property() [L85] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=2, var_1_11=2, var_1_12=100, var_1_1=100, var_1_3=100, var_1_7=1, var_1_8=100, var_1_9=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_8=100, var_1_10=2, var_1_11=2, var_1_12=100, var_1_1=100, var_1_3=100, var_1_7=1, var_1_8=100, var_1_9=64] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.05ms. Allocated memory is still 153.1MB. Free memory was 123.2MB in the beginning and 111.2MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.61ms. Allocated memory is still 153.1MB. Free memory was 111.2MB in the beginning and 108.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.22ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 107.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 767.28ms. Allocated memory is still 153.1MB. Free memory was 107.1MB in the beginning and 81.4MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 560.14ms. Allocated memory is still 153.1MB. Free memory was 81.4MB in the beginning and 115.3MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.13ms. Allocated memory is still 153.1MB. Free memory was 115.3MB in the beginning and 114.5MB in the end (delta: 746.2kB). 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 23:13:25,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:28,277 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:28,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:13:28,479 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:28,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:13:28,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:13:28,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:28,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:28,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:28,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:13:28,491 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:13:28,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:13:28,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:28,493 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:13:28,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:28,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:13:28,495 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:13:28,495 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:13:28,496 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:13:28,497 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:13:28,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:13:28,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:28,498 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:28,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:28,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:28,500 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:28,500 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:13:28,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:28,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:28,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:28,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:28,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:13:28,503 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:13:28,504 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:28,504 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:13:28,504 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:13:28,505 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:13:28,505 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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2af4ef02d2ea167c3c28149dc3ff530f0194e8e0dcdfa97ac5fed6a48df73da2 [2023-11-24 23:13:29,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:29,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:29,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:29,050 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:29,050 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:29,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i [2023-11-24 23:13:32,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:32,523 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:32,524 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i [2023-11-24 23:13:32,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data/bec5a4f5a/213e7d5bfd9a4ee6bf212007f355c141/FLAGb893d5472 [2023-11-24 23:13:32,551 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/data/bec5a4f5a/213e7d5bfd9a4ee6bf212007f355c141 [2023-11-24 23:13:32,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:32,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:32,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:32,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:32,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:32,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:32" (1/1) ... [2023-11-24 23:13:32,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75732d5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:32, skipping insertion in model container [2023-11-24 23:13:32,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:32" (1/1) ... [2023-11-24 23:13:32,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:32,832 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_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2023-11-24 23:13:32,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:32,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:32,953 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-9.i[914,927] [2023-11-24 23:13:32,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:33,023 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:33,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33 WrapperNode [2023-11-24 23:13:33,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:33,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:33,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:33,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:33,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,125 INFO L138 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 75 [2023-11-24 23:13:33,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:33,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:33,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:33,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:33,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:33,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:33,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:33,195 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:33,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:33,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:33,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:33,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:33,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:33,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:13:33,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:13:33,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:13:33,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:33,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:33,405 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:33,407 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:33,707 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:33,873 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:33,874 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:13:33,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:33 BoogieIcfgContainer [2023-11-24 23:13:33,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:33,878 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:33,878 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:33,889 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:33,889 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:33" (1/1) ... [2023-11-24 23:13:33,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:33,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-11-24 23:13:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-11-24 23:13:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:13:33,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:33,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:33,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:13:33,974 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:13:34,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:13:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,567 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:13:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-24 23:13:34,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:49,271 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:13:49,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:13:55,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:13:55,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:55,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 39 transitions. [2023-11-24 23:13:55,336 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-24 23:13:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:13:55,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:55,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:55,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:13:55,340 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:13:55,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 23:13:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:56,072 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:13:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:56,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:13:56,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:14:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-24 23:14:06,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 23:14:10,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:10,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 41 transitions. [2023-11-24 23:14:10,448 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-11-24 23:14:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:14:10,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:10,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:14:10,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:14:10,451 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:14:10,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f726bde8-f77a-4d35-bd0f-75bb17acd1dd/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:14:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:11,155 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:14:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:11,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 23:14:11,224 INFO L285 TraceCheckSpWp]: Computing forward predicates...