./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk --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 cdfe6b75857728999b41684b7c331e5339e5672a24edb1faba7c7b16ac6df456 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:44:41,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:44:41,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:44:41,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:44:41,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:44:41,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:44:41,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:44:41,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:44:41,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:44:41,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:44:41,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:44:41,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:44:41,596 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:44:41,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:44:41,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:44:41,597 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:44:41,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:44:41,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:44:41,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:44:41,602 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:44:41,603 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:44:41,604 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:44:41,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:44:41,605 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:44:41,605 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:44:41,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:44:41,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:44:41,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:44:41,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:44:41,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:44:41,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:44:41,610 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:44:41,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:44:41,611 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_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdfe6b75857728999b41684b7c331e5339e5672a24edb1faba7c7b16ac6df456 [2024-11-08 19:44:41,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:44:42,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:44:42,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:44:42,005 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:44:42,006 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:44:42,007 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-81.i Unable to find full path for "g++" [2024-11-08 19:44:44,150 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:44:44,353 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:44:44,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-81.i [2024-11-08 19:44:44,368 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/data/37245a1dd/33ec0c73ac1b4b95b886045a7b0d5a2c/FLAG33f5e17c5 [2024-11-08 19:44:44,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/data/37245a1dd/33ec0c73ac1b4b95b886045a7b0d5a2c [2024-11-08 19:44:44,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:44:44,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:44:44,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:44:44,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:44:44,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:44:44,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:44" (1/1) ... [2024-11-08 19:44:44,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac22175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:44, skipping insertion in model container [2024-11-08 19:44:44,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:44:44" (1/1) ... [2024-11-08 19:44:44,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:44:44,987 WARN L250 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_3f529fd3-63dc-4b68-af1a-9ed00837a91d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-81.i[915,928] [2024-11-08 19:44:45,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:44:45,064 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:44:45,078 WARN L250 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_3f529fd3-63dc-4b68-af1a-9ed00837a91d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-81.i[915,928] [2024-11-08 19:44:45,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:44:45,137 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:44:45,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45 WrapperNode [2024-11-08 19:44:45,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:44:45,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:44:45,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:44:45,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:44:45,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,226 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-11-08 19:44:45,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:44:45,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:44:45,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:44:45,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:44:45,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:44:45,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:44:45,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:44:45,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:44:45,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:44:45" (1/1) ... [2024-11-08 19:44:45,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:44:45,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:44:45,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:44:45,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:44:45,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:44:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:44:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:44:45,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:44:45,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:44:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:44:45,497 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:44:45,499 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:44:46,021 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 19:44:46,021 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:44:46,307 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:44:46,307 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:44:46,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:44:46 BoogieIcfgContainer [2024-11-08 19:44:46,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:44:46,310 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:44:46,310 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:44:46,322 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:44:46,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:44:46" (1/1) ... [2024-11-08 19:44:46,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:44:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:46,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2024-11-08 19:44:46,396 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2024-11-08 19:44:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-08 19:44:46,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:46,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:44:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:54,065 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 14 proven. 74 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-08 19:44:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:55,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2024-11-08 19:44:55,510 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2024-11-08 19:44:55,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-08 19:44:55,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:55,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:44:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:04,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2693 backedges. 156 proven. 117 refuted. 0 times theorem prover too weak. 2420 trivial. 0 not checked. [2024-11-08 19:45:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 85 states and 139 transitions. [2024-11-08 19:45:07,133 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 139 transitions. [2024-11-08 19:45:07,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:45:07,137 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 19:45:07,146 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:45:08,848 INFO L77 FloydHoareUtils]: At program point L118(line 118) the Hoare annotation is: true [2024-11-08 19:45:08,848 INFO L77 FloydHoareUtils]: At program point L118-1(line 118) the Hoare annotation is: true [2024-11-08 19:45:08,848 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-08 19:45:08,851 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-08 19:45:08,851 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-08 19:45:08,851 INFO L77 FloydHoareUtils]: At program point L110(line 110) the Hoare annotation is: true [2024-11-08 19:45:08,851 INFO L77 FloydHoareUtils]: At program point L94(line 94) the Hoare annotation is: true [2024-11-08 19:45:08,851 INFO L77 FloydHoareUtils]: At program point L94-1(line 94) the Hoare annotation is: true [2024-11-08 19:45:08,852 INFO L77 FloydHoareUtils]: At program point L119(line 119) the Hoare annotation is: true [2024-11-08 19:45:08,852 INFO L77 FloydHoareUtils]: At program point L103(line 103) the Hoare annotation is: true [2024-11-08 19:45:08,852 INFO L77 FloydHoareUtils]: At program point L103-1(line 103) the Hoare annotation is: true [2024-11-08 19:45:08,852 INFO L77 FloydHoareUtils]: At program point L95(line 95) the Hoare annotation is: true [2024-11-08 19:45:08,852 INFO L77 FloydHoareUtils]: At program point L112(line 112) the Hoare annotation is: true [2024-11-08 19:45:08,852 INFO L77 FloydHoareUtils]: At program point L112-1(line 112) the Hoare annotation is: true [2024-11-08 19:45:08,852 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:45:08,853 INFO L77 FloydHoareUtils]: At program point L104(line 104) the Hoare annotation is: true [2024-11-08 19:45:08,853 INFO L77 FloydHoareUtils]: At program point L121(line 121) the Hoare annotation is: true [2024-11-08 19:45:08,853 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-11-08 19:45:08,853 INFO L77 FloydHoareUtils]: At program point L121-1(line 121) the Hoare annotation is: true [2024-11-08 19:45:08,853 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-11-08 19:45:08,853 INFO L77 FloydHoareUtils]: At program point L113(line 113) the Hoare annotation is: true [2024-11-08 19:45:08,854 INFO L77 FloydHoareUtils]: At program point L97(line 97) the Hoare annotation is: true [2024-11-08 19:45:08,854 INFO L77 FloydHoareUtils]: At program point L97-1(line 97) the Hoare annotation is: true [2024-11-08 19:45:08,854 INFO L77 FloydHoareUtils]: At program point L122(line 122) the Hoare annotation is: true [2024-11-08 19:45:08,866 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: (not (let ((.cse0 (mod ~var_1_5~0 256))) (and (< 254 .cse0) (not (let ((.cse1 (div (+ ~last_1_var_1_17~0 65535) 65536))) (and (<= (* 256 .cse1) (+ 256 (div ~last_1_var_1_7~0 256))) (<= 1 .cse1) (<= (+ 117 ~last_1_var_1_7~0) .cse0) (<= (+ 95 ~last_1_var_1_17~0) .cse0) (= (div ~last_1_var_1_1~0 256) 0) (= (div ~last_1_var_1_11~0 65536) 0))))))) [2024-11-08 19:45:08,866 INFO L77 FloydHoareUtils]: At program point L106(line 106) the Hoare annotation is: true [2024-11-08 19:45:08,866 INFO L77 FloydHoareUtils]: At program point L106-1(line 106) the Hoare annotation is: true [2024-11-08 19:45:08,866 INFO L77 FloydHoareUtils]: At program point L98(line 98) the Hoare annotation is: true [2024-11-08 19:45:08,867 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-08 19:45:08,867 INFO L77 FloydHoareUtils]: At program point L115(line 115) the Hoare annotation is: true [2024-11-08 19:45:08,867 INFO L77 FloydHoareUtils]: At program point L115-1(line 115) the Hoare annotation is: true [2024-11-08 19:45:08,867 INFO L77 FloydHoareUtils]: At program point L107(line 107) the Hoare annotation is: true [2024-11-08 19:45:08,867 INFO L77 FloydHoareUtils]: At program point L140-2(lines 140 146) the Hoare annotation is: true [2024-11-08 19:45:08,867 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 19:45:08,868 INFO L77 FloydHoareUtils]: At program point L124(line 124) the Hoare annotation is: true [2024-11-08 19:45:08,868 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: (not (let ((.cse0 (mod ~var_1_5~0 256))) (and (< 254 .cse0) (not (let ((.cse1 (div (+ ~last_1_var_1_17~0 65535) 65536))) (and (<= (* 256 .cse1) (+ 256 (div ~last_1_var_1_7~0 256))) (<= 1 .cse1) (<= (+ 117 ~last_1_var_1_7~0) .cse0) (<= (+ 95 ~last_1_var_1_17~0) .cse0) (= (div ~last_1_var_1_1~0 256) 0) (= (div ~last_1_var_1_11~0 65536) 0))))))) [2024-11-08 19:45:08,868 INFO L77 FloydHoareUtils]: At program point L124-1(line 124) the Hoare annotation is: true [2024-11-08 19:45:08,868 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-11-08 19:45:08,868 INFO L77 FloydHoareUtils]: At program point L116(line 116) the Hoare annotation is: true [2024-11-08 19:45:08,869 INFO L77 FloydHoareUtils]: At program point L100(line 100) the Hoare annotation is: true [2024-11-08 19:45:08,869 INFO L77 FloydHoareUtils]: At program point L100-1(line 100) the Hoare annotation is: true [2024-11-08 19:45:08,869 INFO L77 FloydHoareUtils]: At program point L125(lines 86 126) the Hoare annotation is: true [2024-11-08 19:45:08,869 INFO L77 FloydHoareUtils]: At program point L92(line 92) the Hoare annotation is: true [2024-11-08 19:45:08,874 INFO L77 FloydHoareUtils]: At program point L109(line 109) the Hoare annotation is: true [2024-11-08 19:45:08,875 INFO L77 FloydHoareUtils]: At program point L109-1(line 109) the Hoare annotation is: true [2024-11-08 19:45:08,875 INFO L77 FloydHoareUtils]: At program point L101(line 101) the Hoare annotation is: true [2024-11-08 19:45:08,875 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-08 19:45:08,875 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-08 19:45:08,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:45:08 ImpRootNode [2024-11-08 19:45:08,906 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:45:08,907 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:45:08,907 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:45:08,908 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:45:08,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:44:46" (3/4) ... [2024-11-08 19:45:08,912 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:45:08,916 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 19:45:08,922 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2024-11-08 19:45:08,923 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-08 19:45:08,923 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 19:45:08,924 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:45:09,077 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:45:09,077 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:45:09,078 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:45:09,079 INFO L158 Benchmark]: Toolchain (without parser) took 24349.31ms. Allocated memory was 161.5MB in the beginning and 629.1MB in the end (delta: 467.7MB). Free memory was 123.1MB in the beginning and 480.3MB in the end (delta: -357.2MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. [2024-11-08 19:45:09,079 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 92.3MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:45:09,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.90ms. Allocated memory is still 161.5MB. Free memory was 123.1MB in the beginning and 106.9MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:45:09,080 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.29ms. Allocated memory is still 161.5MB. Free memory was 106.9MB in the beginning and 102.1MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:45:09,080 INFO L158 Benchmark]: Boogie Preprocessor took 60.16ms. Allocated memory is still 161.5MB. Free memory was 102.1MB in the beginning and 100.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:45:09,080 INFO L158 Benchmark]: RCFGBuilder took 1016.08ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 100.0MB in the beginning and 148.3MB in the end (delta: -48.3MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2024-11-08 19:45:09,081 INFO L158 Benchmark]: CodeCheck took 22596.59ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 148.3MB in the beginning and 487.6MB in the end (delta: -339.4MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2024-11-08 19:45:09,081 INFO L158 Benchmark]: Witness Printer took 170.80ms. Allocated memory is still 629.1MB. Free memory was 487.6MB in the beginning and 480.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:45:09,083 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, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 396 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 72 mSDsluCounter, 356 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 100 mSDsCounter, 133 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 707 IncrementalHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 133 mSolverCounterUnsat, 256 mSDtfsCounter, 707 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1918 GetRequests, 1879 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 3065 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 3152/3343 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 - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((cond != 0) && ((((((((((((((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) && (var_1_19 == \old(var_1_19))) && (var_1_20 == \old(var_1_20))) && (var_1_21 == \old(var_1_21))) && (var_1_22 == \old(var_1_22))) && (var_1_23 == \old(var_1_23))) && (var_1_24 == \old(var_1_24))) && (last_1_var_1_1 == \old(last_1_var_1_1))) && (last_1_var_1_7 == \old(last_1_var_1_7))) && (last_1_var_1_11 == \old(last_1_var_1_11))) && (last_1_var_1_17 == \old(last_1_var_1_17)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 92.3MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.90ms. Allocated memory is still 161.5MB. Free memory was 123.1MB in the beginning and 106.9MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.29ms. Allocated memory is still 161.5MB. Free memory was 106.9MB in the beginning and 102.1MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.16ms. Allocated memory is still 161.5MB. Free memory was 102.1MB in the beginning and 100.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1016.08ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 100.0MB in the beginning and 148.3MB in the end (delta: -48.3MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * CodeCheck took 22596.59ms. Allocated memory was 209.7MB in the beginning and 629.1MB in the end (delta: 419.4MB). Free memory was 148.3MB in the beginning and 487.6MB in the end (delta: -339.4MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. * Witness Printer took 170.80ms. Allocated memory is still 629.1MB. Free memory was 487.6MB in the beginning and 480.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:45:09,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f529fd3-63dc-4b68-af1a-9ed00837a91d/bin/ukojak-verify-ImItNfHLgk/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