./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/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_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/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_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/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 45ff7b74faf4250f77b788e07275d725ea3dbcc73af0b2b0d64dcf5aa7f7b78a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:44:18,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:44:18,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:44:18,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:44:18,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:44:18,373 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:44:18,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:44:18,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:44:18,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:44:18,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:44:18,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:44:18,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:44:18,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:44:18,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:44:18,382 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:44:18,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:44:18,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:44:18,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:44:18,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:44:18,384 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:44:18,384 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:44:18,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:44:18,385 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:44:18,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:44:18,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:44:18,391 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:44:18,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:44:18,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:18,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:44:18,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:44:18,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:44:18,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:44:18,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:44:18,396 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_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45ff7b74faf4250f77b788e07275d725ea3dbcc73af0b2b0d64dcf5aa7f7b78a [2024-11-08 22:44:18,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:44:18,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:44:18,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:44:18,750 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:44:18,750 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:44:18,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c Unable to find full path for "g++" [2024-11-08 22:44:20,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:44:20,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:44:20,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2024-11-08 22:44:20,927 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/data/92ddf5840/0ea2221bbc194dce80a75aa44e03bfd2/FLAG0f9e89a95 [2024-11-08 22:44:20,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/data/92ddf5840/0ea2221bbc194dce80a75aa44e03bfd2 [2024-11-08 22:44:20,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:44:20,950 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:44:20,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:20,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:44:20,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:44:20,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:20" (1/1) ... [2024-11-08 22:44:20,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239954f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:20, skipping insertion in model container [2024-11-08 22:44:20,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:20" (1/1) ... [2024-11-08 22:44:20,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:44:21,164 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_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c[526,539] [2024-11-08 22:44:21,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:21,197 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:44:21,214 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_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c[526,539] [2024-11-08 22:44:21,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:21,239 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:44:21,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21 WrapperNode [2024-11-08 22:44:21,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:21,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:21,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:44:21,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:44:21,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,277 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-11-08 22:44:21,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:21,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:44:21,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:44:21,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:44:21,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:44:21,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:44:21,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:44:21,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:44:21,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:21,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:44:21,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:44:21,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:44:21,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:44:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:44:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:44:21,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:44:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:44:21,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:44:21,477 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:44:21,480 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:44:21,700 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-08 22:44:21,700 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:44:21,782 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:44:21,783 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:44:21,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:21 BoogieIcfgContainer [2024-11-08 22:44:21,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:44:21,784 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:44:21,786 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:44:21,798 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:44:21,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:21" (1/1) ... [2024-11-08 22:44:21,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:44:21,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-08 22:44:21,917 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-08 22:44:21,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:44:21,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:21,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:22,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:22,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 38 transitions. [2024-11-08 22:44:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-08 22:44:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:44:22,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:22,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:22,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 42 transitions. [2024-11-08 22:44:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-08 22:44:22,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:44:22,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:22,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:22,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:44:22,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:23,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:44:23,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:23,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 49 transitions. [2024-11-08 22:44:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2024-11-08 22:44:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:44:23,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:23,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:23,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:44:23,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:23,681 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:44:24,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 34 states and 54 transitions. [2024-11-08 22:44:24,270 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-08 22:44:24,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:44:24,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:24,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:24,461 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:44:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 59 transitions. [2024-11-08 22:44:24,733 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2024-11-08 22:44:24,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:44:24,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:24,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:24,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:44:24,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:24,962 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:44:25,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 69 transitions. [2024-11-08 22:44:25,732 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2024-11-08 22:44:25,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 22:44:25,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:25,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:25,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:44:25,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:44:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 77 transitions. [2024-11-08 22:44:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2024-11-08 22:44:26,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:44:26,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:26,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:26,170 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 22:44:26,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 49 states and 85 transitions. [2024-11-08 22:44:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2024-11-08 22:44:26,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:44:26,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:26,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:26,810 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-08 22:44:27,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 50 states and 86 transitions. [2024-11-08 22:44:27,179 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2024-11-08 22:44:27,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:44:27,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:27,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:27,238 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:44:27,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:27,347 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-08 22:44:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:27,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 85 transitions. [2024-11-08 22:44:27,609 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2024-11-08 22:44:27,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:44:27,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:27,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:27,850 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 22:44:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 40 states and 66 transitions. [2024-11-08 22:44:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-08 22:44:28,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-08 22:44:28,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:28,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:28,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 22:44:28,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:29,292 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-08 22:44:30,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:30,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 46 states and 79 transitions. [2024-11-08 22:44:30,601 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2024-11-08 22:44:30,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-08 22:44:30,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:30,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:30,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 22:44:30,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 29 proven. 21 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-08 22:44:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 48 states and 83 transitions. [2024-11-08 22:44:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-11-08 22:44:31,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 22:44:31,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:31,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:44:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:31,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 22:44:31,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 19 proven. 37 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-08 22:44:33,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 37 states and 51 transitions. [2024-11-08 22:44:33,323 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-11-08 22:44:33,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:44:33,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:33,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:33,757 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-08 22:44:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:34,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 32 states and 46 transitions. [2024-11-08 22:44:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-11-08 22:44:34,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:44:34,257 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-11-08 22:44:34,267 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:44:35,189 INFO L77 FloydHoareUtils]: At program point L52-2(lines 44 56) the Hoare annotation is: true [2024-11-08 22:44:35,189 INFO L77 FloydHoareUtils]: At program point L44-1(lines 44 56) the Hoare annotation is: (or (and (not (and (= |ULTIMATE.start_main_~q~0#1| 0) (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (not (and (= |ULTIMATE.start_main_~d~0#1| 1) (= |ULTIMATE.start_main_~r~0#1| 0) (= |ULTIMATE.start_main_~q~0#1| 1) (= |ULTIMATE.start_main_~A~0#1| 1)))) (= |ULTIMATE.start_main_~B~0#1| |ULTIMATE.start_main_~d~0#1|)) [2024-11-08 22:44:35,190 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: true [2024-11-08 22:44:35,190 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-11-08 22:44:35,190 INFO L77 FloydHoareUtils]: At program point L45-1(line 45) the Hoare annotation is: true [2024-11-08 22:44:35,190 INFO L77 FloydHoareUtils]: At program point L37(lines 34 42) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~B~0#1| |ULTIMATE.start_main_~p~0#1|) |ULTIMATE.start_main_~d~0#1|)) (= |ULTIMATE.start_main_~q~0#1| 0) (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) [2024-11-08 22:44:35,191 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:44:35,191 INFO L77 FloydHoareUtils]: At program point L58(line 58) the Hoare annotation is: true [2024-11-08 22:44:35,191 INFO L77 FloydHoareUtils]: At program point L46(lines 44 56) the Hoare annotation is: (or (not (= |ULTIMATE.start_main_~p~0#1| 1)) (and (not (and (= |ULTIMATE.start_main_~q~0#1| 0) (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (not (and (= |ULTIMATE.start_main_~d~0#1| 1) (= |ULTIMATE.start_main_~r~0#1| 0) (= |ULTIMATE.start_main_~q~0#1| 1) (= |ULTIMATE.start_main_~A~0#1| 1)))) (= (* |ULTIMATE.start_main_~B~0#1| |ULTIMATE.start_main_~p~0#1|) |ULTIMATE.start_main_~d~0#1|)) [2024-11-08 22:44:35,191 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:44:35,192 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 42) the Hoare annotation is: (let ((.cse2 (= 2 |ULTIMATE.start_main_~d~0#1|)) (.cse0 (= |ULTIMATE.start_main_~p~0#1| 1)) (.cse3 (+ |ULTIMATE.start_main_~r~0#1| 1))) (or (let ((.cse1 (= |ULTIMATE.start_main_~B~0#1| 1))) (and (not (and (= |ULTIMATE.start_main_~d~0#1| 1) .cse0 .cse1)) (not (and (= 2 |ULTIMATE.start_main_~p~0#1|) .cse1 .cse2)))) (and (< |ULTIMATE.start_main_~d~0#1| .cse3) .cse2) (and (<= 1 |ULTIMATE.start_main_~r~0#1|) (<= .cse3 |ULTIMATE.start_main_~d~0#1|)) (and .cse0 (<= .cse3 (* 2 |ULTIMATE.start_main_~d~0#1|))) (not (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|)) (not (= |ULTIMATE.start_main_~q~0#1| 0)))) [2024-11-08 22:44:35,192 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-11-08 22:44:35,192 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: (let ((.cse2 (= 2 |ULTIMATE.start_main_~d~0#1|)) (.cse0 (= |ULTIMATE.start_main_~p~0#1| 1)) (.cse3 (+ |ULTIMATE.start_main_~r~0#1| 1))) (or (let ((.cse1 (= |ULTIMATE.start_main_~B~0#1| 1))) (and (not (and (= |ULTIMATE.start_main_~d~0#1| 1) .cse0 .cse1)) (not (and (= 2 |ULTIMATE.start_main_~p~0#1|) .cse1 .cse2)))) (and (< |ULTIMATE.start_main_~d~0#1| .cse3) .cse2) (and (<= 1 |ULTIMATE.start_main_~r~0#1|) (<= .cse3 |ULTIMATE.start_main_~d~0#1|)) (and .cse0 (<= .cse3 (* 2 |ULTIMATE.start_main_~d~0#1|))) (not (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|)) (not (= |ULTIMATE.start_main_~q~0#1| 0)))) [2024-11-08 22:44:35,193 INFO L77 FloydHoareUtils]: At program point L35-1(line 35) the Hoare annotation is: (or (let ((.cse0 (= |ULTIMATE.start_main_~B~0#1| 1))) (and (not (and (= |ULTIMATE.start_main_~d~0#1| 1) (= |ULTIMATE.start_main_~p~0#1| 1) .cse0)) (not (and (= 2 |ULTIMATE.start_main_~p~0#1|) .cse0 (= 2 |ULTIMATE.start_main_~d~0#1|))))) (= |ULTIMATE.start_main_~q~0#1| 0) (not (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) [2024-11-08 22:44:35,193 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-11-08 22:44:35,193 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-11-08 22:44:35,193 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 22:44:35,193 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 22:44:35,194 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2024-11-08 22:44:35,194 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-11-08 22:44:35,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:44:35 ImpRootNode [2024-11-08 22:44:35,224 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:44:35,224 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:44:35,224 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:44:35,225 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:44:35,225 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:21" (3/4) ... [2024-11-08 22:44:35,228 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:44:35,232 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 22:44:35,240 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-08 22:44:35,240 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-08 22:44:35,241 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:44:35,241 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:44:35,241 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:44:35,354 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:44:35,354 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:44:35,354 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:44:35,355 INFO L158 Benchmark]: Toolchain (without parser) took 14405.34ms. Allocated memory was 127.9MB in the beginning and 205.5MB in the end (delta: 77.6MB). Free memory was 85.9MB in the beginning and 150.1MB in the end (delta: -64.2MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-08 22:44:35,355 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:35,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.40ms. Allocated memory is still 127.9MB. Free memory was 85.9MB in the beginning and 73.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:44:35,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.96ms. Allocated memory is still 127.9MB. Free memory was 73.3MB in the beginning and 71.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:35,356 INFO L158 Benchmark]: Boogie Preprocessor took 42.19ms. Allocated memory is still 127.9MB. Free memory was 71.7MB in the beginning and 70.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:35,357 INFO L158 Benchmark]: RCFGBuilder took 462.55ms. Allocated memory is still 127.9MB. Free memory was 70.4MB in the beginning and 55.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:44:35,357 INFO L158 Benchmark]: CodeCheck took 13439.37ms. Allocated memory was 127.9MB in the beginning and 205.5MB in the end (delta: 77.6MB). Free memory was 55.7MB in the beginning and 155.4MB in the end (delta: -99.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:35,357 INFO L158 Benchmark]: Witness Printer took 130.39ms. Allocated memory is still 205.5MB. Free memory was 155.4MB in the beginning and 150.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:44:35,362 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: 12.4s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 743 SdHoareTripleChecker+Valid, 8.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 400 mSDsluCounter, 923 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 546 mSDsCounter, 1272 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3274 IncrementalHoareTripleChecker+Invalid, 4546 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1272 mSolverCounterUnsat, 377 mSDtfsCounter, 3274 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4305 GetRequests, 4048 SyntacticMatches, 107 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11278 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 555 NumberOfCodeBlocks, 555 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 540 ConstructedInterpolants, 0 QuantifiedInterpolants, 1864 SizeOfPredicates, 14 NumberOfNonLiveVariables, 979 ConjunctsInSsa, 137 ConjunctsInUnsatCore, 15 InterpolantComputations, 7 PerfectInterpolantSequences, 1177/1271 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: 17]: 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: 34]: Loop Invariant Derived loop invariant: ((((((!(((d == 1) && (p == 1)) && (B == 1)) && !(((2 == p) && (B == 1)) && (2 == d))) || ((d < ((long long) r + 1)) && (2 == d))) || ((1 <= r) && (((long long) r + 1) <= d))) || ((p == 1) && (((long long) r + 1) <= ((long long) 2 * d)))) || (A != r)) || (q != 0)) - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.40ms. Allocated memory is still 127.9MB. Free memory was 85.9MB in the beginning and 73.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.96ms. Allocated memory is still 127.9MB. Free memory was 73.3MB in the beginning and 71.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.19ms. Allocated memory is still 127.9MB. Free memory was 71.7MB in the beginning and 70.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 462.55ms. Allocated memory is still 127.9MB. Free memory was 70.4MB in the beginning and 55.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13439.37ms. Allocated memory was 127.9MB in the beginning and 205.5MB in the end (delta: 77.6MB). Free memory was 55.7MB in the beginning and 155.4MB in the end (delta: -99.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 130.39ms. Allocated memory is still 205.5MB. Free memory was 155.4MB in the beginning and 150.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:44:35,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4e8190a-bc19-42b6-ad99-25d7b78d6b1e/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