./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL --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 342a391425e9273144e7f8d0607b5266ee0425388e31ab43115bf3acb263154c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:25,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:25,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:07:25,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:25,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:25,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:25,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:25,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:25,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:25,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:25,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:25,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:25,351 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:25,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:25,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:25,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:25,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:25,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:25,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:25,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:25,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:25,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:25,357 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:25,357 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:25,358 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:25,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:25,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:25,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:25,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:25,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:25,360 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:25,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:25,361 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:25,361 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_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 342a391425e9273144e7f8d0607b5266ee0425388e31ab43115bf3acb263154c [2023-11-19 04:07:25,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:25,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:25,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:25,629 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:25,629 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:25,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i [2023-11-19 04:07:28,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:29,208 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:29,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i [2023-11-19 04:07:29,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data/5c26e7404/6ab73eb9a9cb49b190750c8ed819a4a3/FLAG50719c01a [2023-11-19 04:07:29,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data/5c26e7404/6ab73eb9a9cb49b190750c8ed819a4a3 [2023-11-19 04:07:29,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:29,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:29,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:29,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:29,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:29,270 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114fd9cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29, skipping insertion in model container [2023-11-19 04:07:29,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,301 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:29,480 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_f2b5ba66-68e1-4fce-aa7f-42f64004327b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i[914,927] [2023-11-19 04:07:29,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:29,534 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:29,547 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i[914,927] [2023-11-19 04:07:29,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:29,582 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:29,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29 WrapperNode [2023-11-19 04:07:29,583 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:29,584 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:29,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:29,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:29,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,643 INFO L138 Inliner]: procedures = 26, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 68 [2023-11-19 04:07:29,644 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:29,645 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:29,645 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:29,645 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:29,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:29,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:29,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:29,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:29,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:29" (1/1) ... [2023-11-19 04:07:29,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:29,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:29,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:29,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:07:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:07:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:29,866 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:29,868 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:30,062 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:30,130 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:30,131 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:07:30,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:30 BoogieIcfgContainer [2023-11-19 04:07:30,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:30,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:30,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:30,168 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:30,168 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:30" (1/1) ... [2023-11-19 04:07:30,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:30,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:30,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-19 04:07:30,247 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-19 04:07:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:30,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:30,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:30,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:07:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:30,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:07:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:30,989 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:07:31,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:07:31 ImpRootNode [2023-11-19 04:07:31,083 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:07:31,084 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:07:31,085 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:07:31,085 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:07:31,086 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:30" (3/4) ... [2023-11-19 04:07:31,088 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:07:31,089 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:07:31,091 INFO L158 Benchmark]: Toolchain (without parser) took 1832.17ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 97.3MB in the beginning and 141.0MB in the end (delta: -43.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:31,091 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:31,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.23ms. Allocated memory is still 130.0MB. Free memory was 96.8MB in the beginning and 85.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:31,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.43ms. Allocated memory is still 130.0MB. Free memory was 85.4MB in the beginning and 83.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:31,094 INFO L158 Benchmark]: Boogie Preprocessor took 32.76ms. Allocated memory is still 130.0MB. Free memory was 83.8MB in the beginning and 82.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:31,095 INFO L158 Benchmark]: RCFGBuilder took 458.75ms. Allocated memory is still 130.0MB. Free memory was 82.7MB in the beginning and 69.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:31,096 INFO L158 Benchmark]: CodeCheck took 945.63ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 69.1MB in the beginning and 142.0MB in the end (delta: -72.9MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-19 04:07:31,097 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 172.0MB. Free memory was 142.0MB in the beginning and 141.0MB in the end (delta: 958.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:31,101 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 30 NumberOfCodeBlocks, 30 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 33, overapproximation of someBinaryArithmeticFLOAToperation at line 32. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 31.25; [L23] float var_1_2 = 31.2; [L24] float var_1_3 = 0.0; [L25] float var_1_4 = 64.125; [L26] signed short int var_1_5 = -128; [L27] signed short int var_1_6 = 10; [L28] signed short int var_1_7 = -4; [L58] isInitial = 1 [L59] FCALL initially() [L60] COND TRUE 1 [L61] FCALL updateLastVariables() [L62] CALL updateVariables() [L38] var_1_2 = __VERIFIER_nondet_float() [L39] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_3=0, var_1_4=513/8, var_1_5=-128, var_1_6=10, var_1_7=-4] [L20] COND FALSE !(!cond) [L39] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=125/4, var_1_3=0, var_1_4=513/8, var_1_5=-128, var_1_6=10, var_1_7=-4] [L40] var_1_3 = __VERIFIER_nondet_float() [L41] CALL assume_abort_if_not((var_1_3 >= 4611686.018427382800e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=513/8, var_1_5=-128, var_1_6=10, var_1_7=-4] [L20] COND FALSE !(!cond) [L41] RET assume_abort_if_not((var_1_3 >= 4611686.018427382800e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=513/8, var_1_5=-128, var_1_6=10, var_1_7=-4] [L42] var_1_4 = __VERIFIER_nondet_float() [L43] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=10, var_1_7=-4] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=10, var_1_7=-4] [L44] var_1_6 = __VERIFIER_nondet_short() [L45] CALL assume_abort_if_not(var_1_6 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=-4] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_6 >= -16383) VAL [isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=-4] [L46] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=-4] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=-4] [L47] var_1_7 = __VERIFIER_nondet_short() [L48] CALL assume_abort_if_not(var_1_7 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=0] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_7 >= -16383) VAL [isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=0] [L49] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=0] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_1=125/4, var_1_3=2, var_1_4=3, var_1_5=-128, var_1_6=0, var_1_7=0] [L62] RET updateVariables() [L63] CALL step() [L32] var_1_1 = (((((256.75f) < (var_1_2)) ? (256.75f) : (var_1_2))) - (var_1_3 - var_1_4)) [L33] COND TRUE var_1_4 <= (var_1_2 + (var_1_3 + var_1_1)) [L34] var_1_5 = (var_1_6 + var_1_7) [L63] RET step() [L64] CALL, EXPR property() [L54-L55] return (var_1_1 == ((float) (((((256.75f) < (var_1_2)) ? (256.75f) : (var_1_2))) - (var_1_3 - var_1_4)))) && ((var_1_4 <= (var_1_2 + (var_1_3 + var_1_1))) ? (var_1_5 == ((signed short int) (var_1_6 + var_1_7))) : 1) ; [L64] RET, EXPR property() [L64] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=0, var_1_7=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=0, var_1_7=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.23ms. Allocated memory is still 130.0MB. Free memory was 96.8MB in the beginning and 85.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.43ms. Allocated memory is still 130.0MB. Free memory was 85.4MB in the beginning and 83.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.76ms. Allocated memory is still 130.0MB. Free memory was 83.8MB in the beginning and 82.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.75ms. Allocated memory is still 130.0MB. Free memory was 82.7MB in the beginning and 69.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 945.63ms. Allocated memory was 130.0MB in the beginning and 172.0MB in the end (delta: 41.9MB). Free memory was 69.1MB in the beginning and 142.0MB in the end (delta: -72.9MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 172.0MB. Free memory was 142.0MB in the beginning and 141.0MB in the end (delta: 958.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:07:31,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL --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 342a391425e9273144e7f8d0607b5266ee0425388e31ab43115bf3acb263154c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:34,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:34,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:34,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:34,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:34,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:34,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:34,676 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:34,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:34,684 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:34,684 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:34,685 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:34,685 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:34,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:34,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:34,689 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:34,689 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:34,690 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:34,690 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:34,692 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:34,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:34,693 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:34,694 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:34,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:34,695 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:34,695 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:34,696 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:34,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:34,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:34,697 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:34,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:34,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:34,700 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:34,700 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:34,701 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:34,701 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:34,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:34,702 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_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 342a391425e9273144e7f8d0607b5266ee0425388e31ab43115bf3acb263154c [2023-11-19 04:07:35,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:35,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:35,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:35,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:35,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:35,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i [2023-11-19 04:07:39,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:39,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:39,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i [2023-11-19 04:07:39,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data/1153ad47b/f3a0a96134bc4705a16449ed8e202eb8/FLAG1866219e8 [2023-11-19 04:07:39,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/data/1153ad47b/f3a0a96134bc4705a16449ed8e202eb8 [2023-11-19 04:07:39,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:39,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:39,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:39,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:39,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:39,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c84ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39, skipping insertion in model container [2023-11-19 04:07:39,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,412 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:39,563 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_f2b5ba66-68e1-4fce-aa7f-42f64004327b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i[914,927] [2023-11-19 04:07:39,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:39,610 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:39,626 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_f2b5ba66-68e1-4fce-aa7f-42f64004327b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-0.i[914,927] [2023-11-19 04:07:39,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:39,664 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:39,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39 WrapperNode [2023-11-19 04:07:39,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:39,666 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:39,666 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:39,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:39,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,711 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 66 [2023-11-19 04:07:39,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:39,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:39,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:39,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:39,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:39,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:39,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:39,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:39,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:39" (1/1) ... [2023-11-19 04:07:39,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:39,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:39,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:39,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:07:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:07:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:39,946 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:39,948 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:42,284 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:42,344 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:42,345 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:07:42,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:42 BoogieIcfgContainer [2023-11-19 04:07:42,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:42,351 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:42,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:42,363 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:42,364 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:42" (1/1) ... [2023-11-19 04:07:42,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:42,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:42,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-19 04:07:42,429 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-19 04:07:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:07:42,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:42,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:42,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:07:42,442 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:07:42,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b5ba66-68e1-4fce-aa7f-42f64004327b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:07:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:43,197 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:07:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:46,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:07:46,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:00,477 WARN L293 SmtUtils]: Spent 9.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-19 04:08:12,997 WARN L293 SmtUtils]: Spent 11.40s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-19 04:08:23,940 WARN L293 SmtUtils]: Spent 10.94s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)