./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21c88489aa138dbbc6ea2b63fbc507bc3a819b70c71c9b1f4d3d14d1012d804f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:17:44,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:17:44,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:17:44,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:17:44,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:17:44,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:17:45,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:17:45,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:17:45,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:17:45,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:17:45,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:17:45,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:17:45,003 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:17:45,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:17:45,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:17:45,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:17:45,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:17:45,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:17:45,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:17:45,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:17:45,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:17:45,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:17:45,009 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:17:45,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:17:45,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:17:45,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:17:45,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:17:45,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:17:45,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:17:45,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:17:45,012 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:17:45,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:17:45,013 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:17:45,013 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_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c88489aa138dbbc6ea2b63fbc507bc3a819b70c71c9b1f4d3d14d1012d804f [2023-12-02 21:17:45,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:17:45,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:17:45,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:17:45,248 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:17:45,248 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:17:45,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i [2023-12-02 21:17:47,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:17:48,167 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:17:48,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i [2023-12-02 21:17:48,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data/d4e467e2f/d0c4921f63b341a7af40788b2f3db77d/FLAGed2600e5a [2023-12-02 21:17:48,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data/d4e467e2f/d0c4921f63b341a7af40788b2f3db77d [2023-12-02 21:17:48,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:17:48,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:17:48,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:17:48,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:17:48,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:17:48,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb29d6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48, skipping insertion in model container [2023-12-02 21:17:48,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,222 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:17:48,339 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_f2b013f5-93e9-408a-8306-bb56650463f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i[914,927] [2023-12-02 21:17:48,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:17:48,388 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:17:48,399 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_f2b013f5-93e9-408a-8306-bb56650463f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i[914,927] [2023-12-02 21:17:48,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:17:48,434 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:17:48,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48 WrapperNode [2023-12-02 21:17:48,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:17:48,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:17:48,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:17:48,436 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:17:48,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,479 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2023-12-02 21:17:48,480 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:17:48,481 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:17:48,481 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:17:48,481 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:17:48,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:17:48,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:17:48,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:17:48,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:17:48,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:17:48,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:17:48,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:17:48,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:17:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:17:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:17:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:17:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:17:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:17:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:17:48,634 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:17:48,636 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:17:48,853 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:17:48,952 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:17:48,952 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:17:48,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:48 BoogieIcfgContainer [2023-12-02 21:17:48,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:17:48,955 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:17:48,955 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:17:48,982 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:17:48,982 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:48" (1/1) ... [2023-12-02 21:17:48,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:17:49,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:17:49,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2023-12-02 21:17:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2023-12-02 21:17:49,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:17:49,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:17:49,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:17:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:49,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:17:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:49,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:17:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:49,755 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:17:49,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:17:49 ImpRootNode [2023-12-02 21:17:49,827 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:17:49,828 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:17:49,828 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:17:49,829 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:17:49,829 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:48" (3/4) ... [2023-12-02 21:17:49,831 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:17:49,832 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:17:49,833 INFO L158 Benchmark]: Toolchain (without parser) took 1641.60ms. Allocated memory is still 151.0MB. Free memory was 119.9MB in the beginning and 76.7MB in the end (delta: 43.2MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2023-12-02 21:17:49,834 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:17:49,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.94ms. Allocated memory is still 151.0MB. Free memory was 119.6MB in the beginning and 107.3MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:17:49,835 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.37ms. Allocated memory is still 151.0MB. Free memory was 107.3MB in the beginning and 104.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:49,836 INFO L158 Benchmark]: Boogie Preprocessor took 26.94ms. Allocated memory is still 151.0MB. Free memory was 104.8MB in the beginning and 103.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:49,836 INFO L158 Benchmark]: RCFGBuilder took 446.34ms. Allocated memory is still 151.0MB. Free memory was 103.2MB in the beginning and 79.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:49,837 INFO L158 Benchmark]: CodeCheck took 872.23ms. Allocated memory is still 151.0MB. Free memory was 79.6MB in the beginning and 77.9MB in the end (delta: 1.8MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:49,838 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 151.0MB. Free memory was 77.9MB in the beginning and 76.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:49,841 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, 40 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 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 46, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] signed long int var_1_8 = 64; [L28] signed char var_1_11 = 2; [L29] signed char var_1_12 = 32; [L30] signed char var_1_13 = 2; [L31] float var_1_14 = 31.325; [L32] float var_1_15 = 7.4; [L33] float var_1_16 = 7.375; [L34] unsigned short int var_1_17 = 256; [L35] unsigned short int var_1_19 = 24509; [L36] unsigned short int var_1_20 = 32; [L37] unsigned short int var_1_21 = 4; [L38] signed char last_1_var_1_11 = 2; [L101] isInitial = 1 [L102] FCALL initially() [L103] COND TRUE 1 [L104] CALL updateLastVariables() [L94] last_1_var_1_11 = var_1_11 [L104] RET updateLastVariables() [L105] CALL updateVariables() [L61] var_1_4 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L63] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L64] var_1_5 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=64] [L66] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L67] var_1_6 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_7=0, var_1_8=64] [L69] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=64] [L70] var_1_7 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L72] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=32, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L73] var_1_12 = __VERIFIER_nondet_char() [L74] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L75] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=2, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L76] var_1_13 = __VERIFIER_nondet_char() [L77] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L78] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_15=37/5, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L79] var_1_15 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_16=59/8, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L81] var_1_16 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=24509, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L83] var_1_19 = __VERIFIER_nondet_ushort() [L84] CALL assume_abort_if_not(var_1_19 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_19 >= 16383) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L85] CALL assume_abort_if_not(var_1_19 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_19 <= 32767) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=32, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L86] var_1_20 = __VERIFIER_nondet_ushort() [L87] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L88] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=4, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L89] var_1_21 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L91] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_14=1253/40, var_1_17=256, var_1_19=32767, var_1_1=0, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L105] RET updateVariables() [L106] CALL step() [L42] COND FALSE !(((((16) < 0 ) ? -(16) : (16))) < last_1_var_1_11) [L45] var_1_14 = (var_1_15 - var_1_16) [L46] COND TRUE var_1_14 <= ((var_1_15 - var_1_16) * var_1_14) [L47] var_1_17 = ((var_1_19 - var_1_20) + var_1_21) [L51] COND FALSE !(var_1_17 >= (8u * var_1_17)) [L54] var_1_1 = var_1_7 [L56] COND FALSE !(\read(var_1_5)) [L106] RET step() [L107] CALL, EXPR property() [L97-L98] return (((((var_1_17 >= (8u * var_1_17)) ? (var_1_1 == ((unsigned char) (! (var_1_4 || (var_1_5 || var_1_6))))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_5 ? (var_1_8 == ((signed long int) (var_1_17 + var_1_11))) : 1)) && ((((((16) < 0 ) ? -(16) : (16))) < last_1_var_1_11) ? (var_1_11 == ((signed char) (var_1_12 + var_1_13))) : 1)) && (var_1_14 == ((float) (var_1_15 - var_1_16)))) && ((var_1_14 <= ((var_1_15 - var_1_16) * var_1_14)) ? (var_1_17 == ((unsigned short int) ((var_1_19 - var_1_20) + var_1_21))) : (var_1_17 == ((unsigned short int) var_1_20))) ; [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_17=65534, var_1_19=32767, var_1_1=1, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=2, var_1_11=2, var_1_12=63, var_1_13=-63, var_1_17=65534, var_1_19=32767, var_1_1=1, var_1_20=0, var_1_21=32767, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=64] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.94ms. Allocated memory is still 151.0MB. Free memory was 119.6MB in the beginning and 107.3MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.37ms. Allocated memory is still 151.0MB. Free memory was 107.3MB in the beginning and 104.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.94ms. Allocated memory is still 151.0MB. Free memory was 104.8MB in the beginning and 103.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.34ms. Allocated memory is still 151.0MB. Free memory was 103.2MB in the beginning and 79.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 872.23ms. Allocated memory is still 151.0MB. Free memory was 79.6MB in the beginning and 77.9MB in the end (delta: 1.8MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 151.0MB. Free memory was 77.9MB in the beginning and 76.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:17:49,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21c88489aa138dbbc6ea2b63fbc507bc3a819b70c71c9b1f4d3d14d1012d804f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:17:51,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:17:51,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:17:51,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:17:51,911 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:17:51,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:17:51,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:17:51,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:17:51,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:17:51,914 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:17:51,914 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:17:51,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:17:51,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:17:51,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:17:51,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:17:51,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:17:51,917 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:17:51,918 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:17:51,918 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:17:51,919 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:17:51,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:17:51,920 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:17:51,921 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:17:51,921 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:17:51,922 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:17:51,922 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:17:51,923 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:17:51,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:17:51,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:17:51,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:17:51,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:17:51,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:17:51,926 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:17:51,926 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:17:51,926 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:17:51,926 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:17:51,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:17:51,927 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_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c88489aa138dbbc6ea2b63fbc507bc3a819b70c71c9b1f4d3d14d1012d804f [2023-12-02 21:17:52,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:17:52,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:17:52,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:17:52,230 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:17:52,231 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:17:52,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i [2023-12-02 21:17:55,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:17:55,232 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:17:55,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i [2023-12-02 21:17:55,242 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data/b76f5899f/1a1e47650f1f458b94bb98a3553babd7/FLAG97744a651 [2023-12-02 21:17:55,257 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/data/b76f5899f/1a1e47650f1f458b94bb98a3553babd7 [2023-12-02 21:17:55,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:17:55,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:17:55,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:17:55,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:17:55,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:17:55,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4364f31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55, skipping insertion in model container [2023-12-02 21:17:55,271 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,300 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:17:55,452 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_f2b013f5-93e9-408a-8306-bb56650463f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i[914,927] [2023-12-02 21:17:55,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:17:55,503 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:17:55,517 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_f2b013f5-93e9-408a-8306-bb56650463f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-8.i[914,927] [2023-12-02 21:17:55,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:17:55,557 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:17:55,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55 WrapperNode [2023-12-02 21:17:55,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:17:55,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:17:55,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:17:55,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:17:55,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,605 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2023-12-02 21:17:55,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:17:55,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:17:55,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:17:55,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:17:55,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:17:55,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:17:55,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:17:55,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:17:55,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:17:55,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:17:55,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:17:55,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:17:55,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:17:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:17:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:17:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:17:55,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:17:55,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:17:55,785 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:17:55,788 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:17:57,767 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:17:57,860 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:17:57,861 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:17:57,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:57 BoogieIcfgContainer [2023-12-02 21:17:57,863 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:17:57,863 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:17:57,864 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:17:57,871 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:17:57,871 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:57" (1/1) ... [2023-12-02 21:17:57,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:17:57,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:17:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2023-12-02 21:17:57,924 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2023-12-02 21:17:57,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:17:57,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:17:57,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:17:57,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:17:57,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:17:57,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:17:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:17:58,505 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:17:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:17:59,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:17:59,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 236 proven. 42 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 21:24:18,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:24:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:21,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 74 states and 146 transitions. [2023-12-02 21:24:21,831 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 146 transitions. [2023-12-02 21:24:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 21:24:21,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:21,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:24:21,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:24:21,838 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:24:21,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:24:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:22,637 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:24:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:25,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 21:24:25,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:41,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 251 proven. 877 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-12-02 21:30:41,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:30:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 37 states and 56 transitions. [2023-12-02 21:30:48,758 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2023-12-02 21:30:48,759 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:30:48,760 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2023-12-02 21:30:48,768 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:30:49,419 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:30:49,421 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:30:49,421 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:30:49,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:30:49 ImpRootNode [2023-12-02 21:30:49,422 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:30:49,423 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:30:49,423 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:30:49,423 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:30:49,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:57" (3/4) ... [2023-12-02 21:30:49,425 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:30:49,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 21:30:49,434 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-02 21:30:49,435 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-02 21:30:49,435 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 21:30:49,436 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:30:49,532 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:30:49,533 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:30:49,533 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:30:49,534 INFO L158 Benchmark]: Toolchain (without parser) took 774271.75ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 93.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 313.1MB. Max. memory is 16.1GB. [2023-12-02 21:30:49,534 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:30:49,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.55ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 80.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:30:49,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.08ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:30:49,536 INFO L158 Benchmark]: Boogie Preprocessor took 37.18ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:30:49,536 INFO L158 Benchmark]: RCFGBuilder took 2218.20ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 80.0MB in the end (delta: -3.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-12-02 21:30:49,537 INFO L158 Benchmark]: CodeCheck took 771558.50ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 80.0MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 294.0MB. Max. memory is 16.1GB. [2023-12-02 21:30:49,537 INFO L158 Benchmark]: Witness Printer took 110.24ms. Allocated memory is still 1.5GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:30:49,539 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, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 770.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 238 SdHoareTripleChecker+Valid, 11.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 204 SdHoareTripleChecker+Invalid, 10.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 154 mSDsCounter, 267 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 913 IncrementalHoareTripleChecker+Invalid, 1180 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 267 mSolverCounterUnsat, 50 mSDtfsCounter, 913 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2266 GetRequests, 2143 SyntacticMatches, 75 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 769 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 754.8s InterpolantComputationTime, 224 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 222 ConstructedInterpolants, 0 QuantifiedInterpolants, 3203 SizeOfPredicates, 56 NumberOfNonLiveVariables, 488 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 1054/1973 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 69.2MB. Free memory is still 44.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.55ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 80.3MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.08ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.18ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2218.20ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 80.0MB in the end (delta: -3.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 771558.50ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 80.0MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 294.0MB. Max. memory is 16.1GB. * Witness Printer took 110.24ms. Allocated memory is still 1.5GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 21:30:49,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2b013f5-93e9-408a-8306-bb56650463f3/bin/ukojak-verify-Qdu7aM0XO9/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 Writing output log to file Ultimate.log Result: TRUE