./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_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_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/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_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/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_7113b306-c986-422f-8065-9d90a31beb13/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 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:01,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:01,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:49:01,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:01,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:01,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:01,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:01,359 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:01,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:01,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:01,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:01,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:01,367 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:01,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:01,369 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:01,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:01,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:01,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:01,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:01,372 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:01,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:01,373 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:01,373 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:01,375 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:01,376 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:01,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:01,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:01,378 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:01,378 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:01,378 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:01,380 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:01,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:01,380 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:01,381 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_7113b306-c986-422f-8065-9d90a31beb13/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 [2023-11-19 02:49:01,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:01,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:01,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:01,684 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:01,684 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:01,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2023-11-19 02:49:05,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:05,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:05,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2023-11-19 02:49:05,271 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data/23824658f/89c60274453a4c75b3e3b3b7d803cc58/FLAG9deba1c58 [2023-11-19 02:49:05,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data/23824658f/89c60274453a4c75b3e3b3b7d803cc58 [2023-11-19 02:49:05,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:05,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:05,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:05,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:05,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:05,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,320 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57060d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05, skipping insertion in model container [2023-11-19 02:49:05,321 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,361 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:05,515 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_7113b306-c986-422f-8065-9d90a31beb13/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2023-11-19 02:49:05,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:05,571 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:05,584 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_7113b306-c986-422f-8065-9d90a31beb13/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2023-11-19 02:49:05,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:05,622 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:05,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05 WrapperNode [2023-11-19 02:49:05,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:05,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:05,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:05,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:05,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,684 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2023-11-19 02:49:05,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:05,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:05,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:05,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:05,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:05,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:05,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:05,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:05,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:05" (1/1) ... [2023-11-19 02:49:05,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:05,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:05,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:05,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:05,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:05,797 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:49:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:49:05,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:05,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:05,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:05,903 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:05,905 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:06,201 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:06,370 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:06,370 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:49:06,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:06 BoogieIcfgContainer [2023-11-19 02:49:06,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:06,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:06,377 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:06,388 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:06,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:06" (1/1) ... [2023-11-19 02:49:06,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:06,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-19 02:49:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-19 02:49:06,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:49:06,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:06,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:06,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:49:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:06,993 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:49:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:49:07,065 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:49:07,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:49:07 ImpRootNode [2023-11-19 02:49:07,120 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:49:07,121 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:49:07,121 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:49:07,122 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:49:07,122 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:06" (3/4) ... [2023-11-19 02:49:07,125 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:49:07,126 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:49:07,127 INFO L158 Benchmark]: Toolchain (without parser) took 1820.18ms. Allocated memory is still 144.7MB. Free memory was 99.8MB in the beginning and 101.1MB in the end (delta: -1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:07,127 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:07,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.13ms. Allocated memory is still 144.7MB. Free memory was 99.2MB in the beginning and 87.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:49:07,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.35ms. Allocated memory is still 144.7MB. Free memory was 87.8MB in the beginning and 86.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:07,130 INFO L158 Benchmark]: Boogie Preprocessor took 32.42ms. Allocated memory is still 144.7MB. Free memory was 86.0MB in the beginning and 84.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:07,130 INFO L158 Benchmark]: RCFGBuilder took 657.14ms. Allocated memory is still 144.7MB. Free memory was 84.5MB in the beginning and 60.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 02:49:07,131 INFO L158 Benchmark]: CodeCheck took 744.05ms. Allocated memory is still 144.7MB. Free memory was 60.0MB in the beginning and 101.3MB in the end (delta: -41.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:07,132 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 101.1MB in the end (delta: 120.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:49:07,136 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 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 82, overapproximation of someBinaryArithmeticDOUBLEoperation at line 36, overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someBinaryArithmeticFLOAToperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 25.8; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 128.2; [L25] double var_1_4 = 15.4; [L26] double var_1_5 = 5.25; [L27] unsigned char var_1_6 = 0; [L28] float var_1_7 = 8.125; [L29] float var_1_8 = 0.4; [L30] float var_1_9 = 499.4; [L31] float var_1_10 = 63.16; [L86] isInitial = 1 [L87] FCALL initially() [L88] COND TRUE 1 [L89] FCALL updateLastVariables() [L90] CALL updateVariables() [L62] var_1_2 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L64] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L65] var_1_3 = __VERIFIER_nondet_double() [L66] CALL assume_abort_if_not((var_1_3 >= 0.0F && 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_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L67] var_1_4 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L69] var_1_6 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L71] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L72] var_1_8 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=4, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=4, var_1_9=2497/5] [L74] var_1_9 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=4, var_1_9=5] [L76] var_1_10 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=6, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=4, var_1_9=5] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=6, var_1_1=129/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=4, var_1_9=5] [L90] RET updateVariables() [L91] CALL step() [L35] COND FALSE !(! var_1_2) [L38] var_1_1 = ((((16.2) < (var_1_3)) ? (16.2) : (var_1_3))) [L40] unsigned char stepLocal_0 = var_1_4 < var_1_3; [L41] COND TRUE stepLocal_0 || var_1_2 [L42] COND TRUE \read(var_1_2) [L43] COND FALSE !(\read(var_1_6)) [L48] unsigned char stepLocal_1 = var_1_1 <= (var_1_1 + var_1_3); [L49] COND TRUE var_1_2 || stepLocal_1 [L50] var_1_7 = ((((5.5f) < (((((128.4f) > (var_1_3)) ? (128.4f) : (var_1_3))))) ? (5.5f) : (((((128.4f) > (var_1_3)) ? (128.4f) : (var_1_3)))))) [L91] RET step() [L92] CALL, EXPR property() [L82-L83] return (((! var_1_2) ? (var_1_1 == ((double) (var_1_3 - var_1_4))) : (var_1_1 == ((double) ((((16.2) < (var_1_3)) ? (16.2) : (var_1_3)))))) && (((var_1_4 < var_1_3) || var_1_2) ? (var_1_2 ? (var_1_6 ? (var_1_5 == ((double) var_1_3)) : 1) : 1) : 1)) && ((var_1_2 || (var_1_1 <= (var_1_1 + var_1_3))) ? (var_1_7 == ((float) ((((5.5f) < (((((128.4f) > (var_1_3)) ? (128.4f) : (var_1_3))))) ? (5.5f) : (((((128.4f) > (var_1_3)) ? (128.4f) : (var_1_3)))))))) : (var_1_6 ? (var_1_7 == ((float) ((var_1_8 - var_1_9) + var_1_10))) : (var_1_2 ? (var_1_7 == ((float) var_1_9)) : 1))) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=6, var_1_1=81/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=11/2, var_1_8=4, var_1_9=5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=6, var_1_1=81/5, var_1_2=1, var_1_3=2, var_1_4=3, var_1_5=21/4, var_1_6=0, var_1_7=11/2, var_1_8=4, var_1_9=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.13ms. Allocated memory is still 144.7MB. Free memory was 99.2MB in the beginning and 87.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.35ms. Allocated memory is still 144.7MB. Free memory was 87.8MB in the beginning and 86.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.42ms. Allocated memory is still 144.7MB. Free memory was 86.0MB in the beginning and 84.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 657.14ms. Allocated memory is still 144.7MB. Free memory was 84.5MB in the beginning and 60.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 744.05ms. Allocated memory is still 144.7MB. Free memory was 60.0MB in the beginning and 101.3MB in the end (delta: -41.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 101.1MB in the end (delta: 120.3kB). 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 02:49:07,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/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_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/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_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/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_7113b306-c986-422f-8065-9d90a31beb13/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 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:09,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:09,966 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:49:10,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:10,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:49:10,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:49:10,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:10,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:10,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:10,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:49:10,036 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:10,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:10,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:10,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:49:10,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:10,039 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:49:10,040 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:49:10,040 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:49:10,041 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:49:10,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:10,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:49:10,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:10,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:10,043 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:10,043 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:10,044 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:49:10,044 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:49:10,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:10,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:10,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:10,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:10,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:49:10,048 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:49:10,048 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:49:10,048 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:49:10,049 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:49:10,049 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:49:10,049 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_7113b306-c986-422f-8065-9d90a31beb13/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 [2023-11-19 02:49:10,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:10,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:10,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:10,531 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:10,531 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:10,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2023-11-19 02:49:13,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:14,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:14,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2023-11-19 02:49:14,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data/70ffb7ce3/a3b4047d01124aeea094c8693835e42a/FLAG737ea57a5 [2023-11-19 02:49:14,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/data/70ffb7ce3/a3b4047d01124aeea094c8693835e42a [2023-11-19 02:49:14,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:14,128 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:14,130 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:14,130 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:14,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:14,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c6c0cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14, skipping insertion in model container [2023-11-19 02:49:14,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,165 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:14,377 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_7113b306-c986-422f-8065-9d90a31beb13/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2023-11-19 02:49:14,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:14,482 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:14,502 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_7113b306-c986-422f-8065-9d90a31beb13/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2023-11-19 02:49:14,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:14,561 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:14,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14 WrapperNode [2023-11-19 02:49:14,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:14,564 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:14,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:14,565 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:14,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,647 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2023-11-19 02:49:14,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:14,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:14,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:14,651 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:14,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:14,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:14,741 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:14,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:14,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:14" (1/1) ... [2023-11-19 02:49:14,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:14,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:14,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:14,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:49:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:49:14,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:49:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:14,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:14,976 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:14,979 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:18,929 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:19,144 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:19,144 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:49:19,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:19 BoogieIcfgContainer [2023-11-19 02:49:19,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:19,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:19,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:19,161 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:19,162 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:19" (1/1) ... [2023-11-19 02:49:19,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:19,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:19,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-19 02:49:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-19 02:49:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:49:19,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:19,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:49:19,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:49:19,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:49:19,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:49:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:21,553 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:49:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 02:49:31,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:49:31,658 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:49:31,663 INFO L158 Benchmark]: Toolchain (without parser) took 17533.96ms. Allocated memory is still 119.5MB. Free memory was 95.3MB in the beginning and 75.6MB in the end (delta: 19.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-19 02:49:31,664 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory was 51.6MB in the beginning and 51.6MB in the end (delta: 52.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:31,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.42ms. Allocated memory is still 119.5MB. Free memory was 95.1MB in the beginning and 82.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:49:31,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.81ms. Allocated memory is still 119.5MB. Free memory was 82.6MB in the beginning and 80.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:31,666 INFO L158 Benchmark]: Boogie Preprocessor took 88.98ms. Allocated memory is still 119.5MB. Free memory was 80.4MB in the beginning and 78.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:49:31,667 INFO L158 Benchmark]: RCFGBuilder took 4408.91ms. Allocated memory is still 119.5MB. Free memory was 78.7MB in the beginning and 89.1MB in the end (delta: -10.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:49:31,673 INFO L158 Benchmark]: CodeCheck took 12511.10ms. Allocated memory is still 119.5MB. Free memory was 89.1MB in the beginning and 75.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:49:31,681 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory was 51.6MB in the beginning and 51.6MB in the end (delta: 52.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.42ms. Allocated memory is still 119.5MB. Free memory was 95.1MB in the beginning and 82.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.81ms. Allocated memory is still 119.5MB. Free memory was 82.6MB in the beginning and 80.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.98ms. Allocated memory is still 119.5MB. Free memory was 80.4MB in the beginning and 78.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4408.91ms. Allocated memory is still 119.5MB. Free memory was 78.7MB in the beginning and 89.1MB in the end (delta: -10.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 12511.10ms. Allocated memory is still 119.5MB. Free memory was 89.1MB in the beginning and 75.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:49:31,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7113b306-c986-422f-8065-9d90a31beb13/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown