./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/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_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/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_d9406803-f170-432a-8bab-6a8103601038/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 648d197bd9e5d325bfbd4ba63b1498edcdaa8a19265c026c3c04bed53d00cdaa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:45,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:46,107 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:06:46,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:06:46,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:06:46,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:46,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:46,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:46,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:46,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:46,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:46,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:46,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:06:46,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:46,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:06:46,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:46,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:46,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:46,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:46,176 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:06:46,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:46,177 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:46,178 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:46,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:46,179 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:46,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:46,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:46,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:46,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:46,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:46,183 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:06:46,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:06:46,184 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:46,184 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_d9406803-f170-432a-8bab-6a8103601038/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 648d197bd9e5d325bfbd4ba63b1498edcdaa8a19265c026c3c04bed53d00cdaa [2023-11-19 04:06:46,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:46,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:46,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:46,562 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:46,563 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:46,564 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i [2023-11-19 04:06:49,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:49,868 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:49,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i [2023-11-19 04:06:49,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data/942774cfc/5cd68b67769446b084f7416081af9d41/FLAG2a8e099ef [2023-11-19 04:06:49,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data/942774cfc/5cd68b67769446b084f7416081af9d41 [2023-11-19 04:06:49,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:49,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:49,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:49,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:49,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:49,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:49" (1/1) ... [2023-11-19 04:06:49,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea0dad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:49, skipping insertion in model container [2023-11-19 04:06:49,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:49" (1/1) ... [2023-11-19 04:06:49,941 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:50,139 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_d9406803-f170-432a-8bab-6a8103601038/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i[914,927] [2023-11-19 04:06:50,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:50,185 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:50,199 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_d9406803-f170-432a-8bab-6a8103601038/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i[914,927] [2023-11-19 04:06:50,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:50,235 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:50,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50 WrapperNode [2023-11-19 04:06:50,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:50,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:50,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:50,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:50,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,285 INFO L138 Inliner]: procedures = 26, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2023-11-19 04:06:50,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:50,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:50,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:50,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:50,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,308 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:50,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:50,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:50,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:50,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:50,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:50,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:50,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:50,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:06:50,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:06:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:06:50,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:50,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:50,515 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:50,517 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:50,727 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:50,916 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:50,916 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:06:50,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:50 BoogieIcfgContainer [2023-11-19 04:06:50,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:50,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:50,923 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:50,935 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:50,936 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:50" (1/1) ... [2023-11-19 04:06:50,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:06:50,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-19 04:06:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-19 04:06:51,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:06:51,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:51,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:51,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:06:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:51,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:06:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:06:51,669 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:06:51,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:06:51 ImpRootNode [2023-11-19 04:06:51,725 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:06:51,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:06:51,726 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:06:51,726 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:06:51,727 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:50" (3/4) ... [2023-11-19 04:06:51,729 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:06:51,730 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:06:51,731 INFO L158 Benchmark]: Toolchain (without parser) took 1827.16ms. Allocated memory is still 125.8MB. Free memory was 88.2MB in the beginning and 53.1MB in the end (delta: 35.0MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:51,732 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:51,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.31ms. Allocated memory is still 125.8MB. Free memory was 88.2MB in the beginning and 75.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:06:51,734 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.88ms. Allocated memory is still 125.8MB. Free memory was 75.9MB in the beginning and 74.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:51,735 INFO L158 Benchmark]: Boogie Preprocessor took 29.70ms. Allocated memory is still 125.8MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:51,736 INFO L158 Benchmark]: RCFGBuilder took 596.42ms. Allocated memory is still 125.8MB. Free memory was 72.3MB in the beginning and 79.0MB in the end (delta: -6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:06:51,737 INFO L158 Benchmark]: CodeCheck took 802.20ms. Allocated memory is still 125.8MB. Free memory was 79.0MB in the beginning and 53.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:51,738 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 125.8MB. Free memory was 53.8MB in the beginning and 53.1MB in the end (delta: 709.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:51,741 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, 20 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 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 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 34. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] float var_1_2 = 200.875; [L24] float var_1_3 = 8.2; [L25] float var_1_4 = 100000000000.4; [L26] unsigned char var_1_5 = 5; [L27] unsigned long int var_1_6 = 100; [L28] double var_1_9 = 4.6; [L29] double var_1_10 = 2.5; [L30] double last_1_var_1_9 = 4.6; [L80] isInitial = 1 [L81] FCALL initially() [L82] int k_loop; [L83] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_2=1607/8, var_1_3=41/5, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L83] COND TRUE k_loop < 1 [L84] CALL updateLastVariables() [L73] last_1_var_1_9 = var_1_9 [L84] RET updateLastVariables() [L85] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_float() [L61] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=41/5, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=41/5, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L62] var_1_3 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=500000000002/5, var_1_5=5, var_1_6=100, var_1_9=23/5] [L64] var_1_4 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=5, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=5, var_1_6=100, var_1_9=23/5] [L66] var_1_5 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=100, var_1_9=23/5] [L68] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=5/2, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=100, var_1_9=23/5] [L69] var_1_10 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=23/5, var_1_10=23/5, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=100, var_1_9=23/5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=23/5, var_1_10=23/5, var_1_1=1, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=100, var_1_9=23/5] [L85] RET updateVariables() [L86] CALL step() [L34] COND FALSE !(! (last_1_var_1_9 <= (var_1_3 - var_1_4))) [L45] var_1_1 = var_1_5 [L47] unsigned char stepLocal_0 = var_1_5; [L48] COND FALSE !(stepLocal_0 < 0) [L51] var_1_6 = ((((((var_1_5) > (var_1_1)) ? (var_1_5) : (var_1_1))) + ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) + var_1_1) [L53] COND TRUE var_1_1 <= var_1_6 [L54] COND FALSE !(var_1_2 >= var_1_3) [L86] RET step() [L87] CALL, EXPR property() [L76-L77] return (((! (last_1_var_1_9 <= (var_1_3 - var_1_4))) ? ((last_1_var_1_9 < var_1_3) ? ((! (var_1_3 > last_1_var_1_9)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) && ((var_1_5 < 0) ? (var_1_6 == ((unsigned long int) var_1_5)) : (var_1_6 == ((unsigned long int) ((((((var_1_5) > (var_1_1)) ? (var_1_5) : (var_1_1))) + ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) + var_1_1))))) && ((var_1_1 <= var_1_6) ? ((var_1_2 >= var_1_3) ? (var_1_9 == ((double) var_1_10)) : 1) : 1) ; [L87] RET, EXPR property() [L87] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=23/5, var_1_10=23/5, var_1_1=0, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=0, var_1_9=23/5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=23/5, var_1_10=23/5, var_1_1=0, var_1_3=2, var_1_4=3, var_1_5=0, var_1_6=0, var_1_9=23/5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.31ms. Allocated memory is still 125.8MB. Free memory was 88.2MB in the beginning and 75.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.88ms. Allocated memory is still 125.8MB. Free memory was 75.9MB in the beginning and 74.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.70ms. Allocated memory is still 125.8MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 596.42ms. Allocated memory is still 125.8MB. Free memory was 72.3MB in the beginning and 79.0MB in the end (delta: -6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 802.20ms. Allocated memory is still 125.8MB. Free memory was 79.0MB in the beginning and 53.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 125.8MB. Free memory was 53.8MB in the beginning and 53.1MB in the end (delta: 709.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:06:51,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/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_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/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_d9406803-f170-432a-8bab-6a8103601038/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 648d197bd9e5d325bfbd4ba63b1498edcdaa8a19265c026c3c04bed53d00cdaa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:54,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:54,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:06:54,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:54,556 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:54,557 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:54,558 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:54,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:54,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:54,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:54,566 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:06:54,566 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:06:54,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:54,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:54,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:54,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:54,570 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:06:54,570 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:06:54,571 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:06:54,572 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:06:54,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:54,573 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:54,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:54,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:54,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:54,575 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:54,576 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:54,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:54,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:54,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:54,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:54,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:54,579 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:06:54,580 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:54,580 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:54,580 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:06:54,581 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:54,581 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_d9406803-f170-432a-8bab-6a8103601038/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 648d197bd9e5d325bfbd4ba63b1498edcdaa8a19265c026c3c04bed53d00cdaa [2023-11-19 04:06:55,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:55,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:55,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:55,080 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:55,080 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:55,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i [2023-11-19 04:06:58,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:58,551 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:58,552 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i [2023-11-19 04:06:58,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data/c78e35220/d2f52ae75b584342881907ef4cc51ac2/FLAG38f8f105a [2023-11-19 04:06:58,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/data/c78e35220/d2f52ae75b584342881907ef4cc51ac2 [2023-11-19 04:06:58,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:58,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:58,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:58,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:58,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:58,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:58,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb05f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58, skipping insertion in model container [2023-11-19 04:06:58,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:58,630 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:58,777 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_d9406803-f170-432a-8bab-6a8103601038/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i[914,927] [2023-11-19 04:06:58,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:58,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:58,846 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_d9406803-f170-432a-8bab-6a8103601038/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-7.i[914,927] [2023-11-19 04:06:58,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:58,883 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:58,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58 WrapperNode [2023-11-19 04:06:58,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:58,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:58,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:58,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:58,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:58,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:58,959 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2023-11-19 04:06:58,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:58,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:58,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:58,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:58,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:58,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:58,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:58,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:59,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:59,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:59,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:59,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:59,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:59,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:59,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:59,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:59,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:58" (1/1) ... [2023-11-19 04:06:59,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:59,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:59,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:59,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:59,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:59,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:06:59,146 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:06:59,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:06:59,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:59,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:59,268 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:59,270 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:00,715 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:00,814 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:00,815 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:07:00,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:00 BoogieIcfgContainer [2023-11-19 04:07:00,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:00,820 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:00,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:00,831 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:00,831 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:00" (1/1) ... [2023-11-19 04:07:00,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:00,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-19 04:07:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-19 04:07:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:07:00,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:00,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:00,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:07:00,901 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:07:00,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9406803-f170-432a-8bab-6a8103601038/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:07:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:01,750 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:07:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:01,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 04:07:01,899 INFO L285 TraceCheckSpWp]: Computing forward predicates...