./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound2.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_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/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_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/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_76a8fcca-2cc9-4649-8571-9136b00f08d8/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 185af411ffb66b9762afca1cabf119211700e2cdb0b48054cece4906f7290e44 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:36:04,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:36:04,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:36:04,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:36:04,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:36:04,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:36:04,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:36:04,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:36:04,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:36:04,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:36:04,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:36:04,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:36:04,621 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:36:04,622 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:36:04,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:36:04,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:36:04,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:36:04,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:36:04,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:36:04,628 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:36:04,628 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:36:04,629 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:36:04,629 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:36:04,630 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:36:04,630 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:36:04,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:36:04,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:36:04,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:04,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:36:04,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:36:04,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:36:04,632 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:36:04,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:36:04,633 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_76a8fcca-2cc9-4649-8571-9136b00f08d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 185af411ffb66b9762afca1cabf119211700e2cdb0b48054cece4906f7290e44 [2024-11-08 22:36:04,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:36:04,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:36:04,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:36:04,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:36:04,967 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:36:04,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound2.c Unable to find full path for "g++" [2024-11-08 22:36:07,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:36:07,181 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:36:07,181 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound2.c [2024-11-08 22:36:07,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/data/90756d1df/57b44d01399745dc95a2aa08c97306d5/FLAGb15234f96 [2024-11-08 22:36:07,206 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/data/90756d1df/57b44d01399745dc95a2aa08c97306d5 [2024-11-08 22:36:07,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:36:07,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:36:07,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:07,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:36:07,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:36:07,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@678cc865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07, skipping insertion in model container [2024-11-08 22:36:07,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,254 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:36:07,488 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_76a8fcca-2cc9-4649-8571-9136b00f08d8/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound2.c[525,538] [2024-11-08 22:36:07,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:07,538 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:36:07,551 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_76a8fcca-2cc9-4649-8571-9136b00f08d8/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound2.c[525,538] [2024-11-08 22:36:07,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:36:07,589 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:36:07,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07 WrapperNode [2024-11-08 22:36:07,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:36:07,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:07,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:36:07,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:36:07,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,622 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2024-11-08 22:36:07,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:36:07,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:36:07,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:36:07,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:36:07,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:36:07,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:36:07,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:36:07,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:36:07,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:36:07" (1/1) ... [2024-11-08 22:36:07,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:36:07,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:36:07,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:36:07,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:36:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:36:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:36:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:36:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:36:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:36:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:36:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:36:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:36:07,779 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:36:07,781 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:36:08,025 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 22:36:08,026 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:36:08,099 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:36:08,102 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:36:08,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:08 BoogieIcfgContainer [2024-11-08 22:36:08,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:36:08,105 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:36:08,106 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:36:08,118 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:36:08,118 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:08" (1/1) ... [2024-11-08 22:36:08,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:36:08,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:08,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-08 22:36:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-08 22:36:08,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:36:08,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:08,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:08,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:36:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-08 22:36:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-08 22:36:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:36:08,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:08,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:09,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:36:19,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:36:19,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2024-11-08 22:36:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-11-08 22:36:19,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:36:19,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:19,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:36:20,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2024-11-08 22:36:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2024-11-08 22:36:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:36:20,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:20,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:20,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:36:20,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:21,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:36:22,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:22,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 70 transitions. [2024-11-08 22:36:22,525 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2024-11-08 22:36:22,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:36:22,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:22,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:23,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:36:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 74 transitions. [2024-11-08 22:36:24,641 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2024-11-08 22:36:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:36:24,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:24,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:24,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:36:24,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:24,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:36:26,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 83 transitions. [2024-11-08 22:36:26,138 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2024-11-08 22:36:26,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:36:26,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:26,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:26,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:36:26,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:26,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:36:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 51 states and 92 transitions. [2024-11-08 22:36:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2024-11-08 22:36:27,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:36:27,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:27,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:36:29,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:29,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 45 states and 79 transitions. [2024-11-08 22:36:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2024-11-08 22:36:29,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:36:29,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:29,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:29,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:36:29,196 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:36:30,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 84 transitions. [2024-11-08 22:36:30,749 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 84 transitions. [2024-11-08 22:36:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:36:30,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:30,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:30,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:36:30,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:36:33,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:36:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:33,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 50 states and 89 transitions. [2024-11-08 22:36:33,983 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 89 transitions. [2024-11-08 22:36:33,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:36:33,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:33,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:34,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 22:36:34,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 22:36:44,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:36:44,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:44,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 52 states and 93 transitions. [2024-11-08 22:36:44,970 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2024-11-08 22:36:44,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:36:44,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:44,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:45,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:36:45,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 22:36:45,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 53 states and 96 transitions. [2024-11-08 22:36:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2024-11-08 22:36:45,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:36:45,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:45,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 22:36:57,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:36:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 55 states and 100 transitions. [2024-11-08 22:36:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 100 transitions. [2024-11-08 22:36:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:36:57,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:36:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:36:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:57,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:36:57,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 22:37:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 58 states and 110 transitions. [2024-11-08 22:37:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 110 transitions. [2024-11-08 22:37:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:37:01,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:01,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:01,500 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:37:03,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:03,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 61 states and 116 transitions. [2024-11-08 22:37:03,394 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 116 transitions. [2024-11-08 22:37:03,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:37:03,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:03,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:06,094 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:37:18,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:18,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 69 states and 134 transitions. [2024-11-08 22:37:18,551 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2024-11-08 22:37:18,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:37:18,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:18,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:18,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:37:18,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:18,825 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 22:37:29,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:37:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 74 states and 145 transitions. [2024-11-08 22:37:29,811 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2024-11-08 22:37:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 22:37:29,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:29,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:29,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 22:37:29,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 19 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 22:37:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:47,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 80 states and 157 transitions. [2024-11-08 22:37:47,450 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2024-11-08 22:37:47,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:37:47,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:47,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:47,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:37:47,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-08 22:37:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 82 states and 162 transitions. [2024-11-08 22:37:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 162 transitions. [2024-11-08 22:37:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 22:37:48,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:48,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:37:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:48,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-08 22:37:48,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:54,253 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 35 proven. 24 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-08 22:37:59,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:37:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:59,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 86 states and 171 transitions. [2024-11-08 22:37:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2024-11-08 22:37:59,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 22:37:59,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:59,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:37:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:00,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:38:00,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:01,402 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 23 proven. 26 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-08 22:38:12,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:38:20,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.40s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:38:24,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:38:24,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 87 states and 174 transitions. [2024-11-08 22:38:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 174 transitions. [2024-11-08 22:38:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 22:38:24,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:24,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:24,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 22:38:24,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 25 proven. 31 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-08 22:38:39,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:38:40,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:38:40,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:40,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 89 states and 178 transitions. [2024-11-08 22:38:40,617 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 178 transitions. [2024-11-08 22:38:40,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:38:40,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:40,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:38:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:40,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 22:38:40,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:42,295 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 64 proven. 30 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-08 22:39:01,936 WARN L286 SmtUtils]: Spent 10.12s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:39:05,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:39:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 50 states and 76 transitions. [2024-11-08 22:39:05,508 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2024-11-08 22:39:05,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-08 22:39:05,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:05,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:05,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 22:39:05,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 37 proven. 33 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-11-08 22:39:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:18,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 50 states and 74 transitions. [2024-11-08 22:39:18,819 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 74 transitions. [2024-11-08 22:39:18,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-08 22:39:18,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:18,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:39:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:39:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:19,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 22:39:19,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2024-11-08 22:39:27,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 46 states and 70 transitions. [2024-11-08 22:39:27,459 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2024-11-08 22:39:27,460 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:39:27,460 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2024-11-08 22:39:27,467 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:39:30,483 INFO L77 FloydHoareUtils]: At program point L31(lines 31 32) the Hoare annotation is: (let ((.cse9 (div |ULTIMATE.start_main_~q~0#1| 4294967296))) (let ((.cse4 (= |ULTIMATE.start_main_~h~0#1| 0)) (.cse6 (<= (div |ULTIMATE.start_main_~n~0#1| 4294967296) (div |ULTIMATE.start_main_~r~0#1| 4294967296))) (.cse8 (= .cse9 0)) (.cse5 (= |ULTIMATE.start_main_~q~0#1| 1)) (.cse1 (= |ULTIMATE.start_main_~p~0#1| 0)) (.cse3 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~r~0#1|)) (.cse7 (<= |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~n~0#1|)) (.cse2 (= |ULTIMATE.start_main_~q~0#1| 4)) (.cse0 (mod |ULTIMATE.start_main_~n~0#1| 4294967296))) (or (and (< 2 .cse0) .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse5 .cse3) (and .cse1 .cse6 .cse7 (not (and (<= .cse0 2) .cse3)) .cse5) (and .cse1 .cse4 (<= (+ (mod |ULTIMATE.start_main_~q~0#1| 4) 1) .cse0) .cse2 .cse3) (and .cse1 .cse6 .cse7 (not .cse8) (<= 0 .cse9)) (and .cse1 (not .cse2) .cse6 .cse7 .cse8 (not .cse5)) (and .cse1 (not .cse3) .cse7 .cse2 (<= |ULTIMATE.start_main_~n~0#1| (+ .cse0 |ULTIMATE.start_main_~r~0#1|)))))) [2024-11-08 22:39:30,484 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: true [2024-11-08 22:39:30,484 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (<= (mod |ULTIMATE.start_main_~n~0#1| 4294967296) 2) [2024-11-08 22:39:30,484 INFO L77 FloydHoareUtils]: At program point L52-2(lines 38 56) the Hoare annotation is: true [2024-11-08 22:39:30,484 INFO L77 FloydHoareUtils]: At program point L44(lines 38 56) the Hoare annotation is: true [2024-11-08 22:39:30,484 INFO L77 FloydHoareUtils]: At program point L40(line 40) the Hoare annotation is: true [2024-11-08 22:39:30,484 INFO L77 FloydHoareUtils]: At program point L57(line 57) the Hoare annotation is: true [2024-11-08 22:39:30,485 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: true [2024-11-08 22:39:30,485 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: true [2024-11-08 22:39:30,485 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:39:30,485 INFO L77 FloydHoareUtils]: At program point L58(line 58) the Hoare annotation is: true [2024-11-08 22:39:30,485 INFO L77 FloydHoareUtils]: At program point L42(line 42) the Hoare annotation is: true [2024-11-08 22:39:30,485 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:39:30,485 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 56) the Hoare annotation is: true [2024-11-08 22:39:30,486 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 35) the Hoare annotation is: (let ((.cse9 (div |ULTIMATE.start_main_~q~0#1| 4294967296))) (let ((.cse4 (= |ULTIMATE.start_main_~h~0#1| 0)) (.cse6 (<= (div |ULTIMATE.start_main_~n~0#1| 4294967296) (div |ULTIMATE.start_main_~r~0#1| 4294967296))) (.cse8 (= .cse9 0)) (.cse5 (= |ULTIMATE.start_main_~q~0#1| 1)) (.cse1 (= |ULTIMATE.start_main_~p~0#1| 0)) (.cse3 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~r~0#1|)) (.cse7 (<= |ULTIMATE.start_main_~r~0#1| |ULTIMATE.start_main_~n~0#1|)) (.cse2 (= |ULTIMATE.start_main_~q~0#1| 4)) (.cse0 (mod |ULTIMATE.start_main_~n~0#1| 4294967296))) (or (and (< 2 .cse0) .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse5 .cse3) (and .cse1 .cse6 .cse7 (not (and (<= .cse0 2) .cse3)) .cse5) (and .cse1 .cse4 (<= (+ (mod |ULTIMATE.start_main_~q~0#1| 4) 1) .cse0) .cse2 .cse3) (and .cse1 .cse6 .cse7 (not .cse8) (<= 0 .cse9)) (and .cse1 (not .cse2) .cse6 .cse7 .cse8 (not .cse5)) (and .cse1 (not .cse3) .cse7 .cse2 (<= |ULTIMATE.start_main_~n~0#1| (+ .cse0 |ULTIMATE.start_main_~r~0#1|)))))) [2024-11-08 22:39:30,486 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-11-08 22:39:30,486 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: true [2024-11-08 22:39:30,486 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: true [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: true [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: true [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: true [2024-11-08 22:39:30,487 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-08 22:39:30,488 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-11-08 22:39:30,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:39:30 ImpRootNode [2024-11-08 22:39:30,518 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:39:30,518 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:39:30,518 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:39:30,519 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:39:30,519 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:36:08" (3/4) ... [2024-11-08 22:39:30,522 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:39:30,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 22:39:30,526 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 22:39:30,531 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-08 22:39:30,532 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 22:39:30,532 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:39:30,532 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:39:30,620 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:39:30,620 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:39:30,620 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:39:30,621 INFO L158 Benchmark]: Toolchain (without parser) took 203411.57ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 121.8MB in the beginning and 138.4MB in the end (delta: -16.6MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-11-08 22:39:30,622 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:39:30,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.10ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 124.5MB in the end (delta: -3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:39:30,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.47ms. Allocated memory is still 159.4MB. Free memory was 124.5MB in the beginning and 122.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:39:30,623 INFO L158 Benchmark]: Boogie Preprocessor took 23.87ms. Allocated memory is still 159.4MB. Free memory was 122.8MB in the beginning and 121.8MB in the end (delta: 942.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:39:30,623 INFO L158 Benchmark]: RCFGBuilder took 455.65ms. Allocated memory is still 159.4MB. Free memory was 121.8MB in the beginning and 105.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:39:30,624 INFO L158 Benchmark]: CodeCheck took 202412.88ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 105.2MB in the beginning and 143.7MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:39:30,624 INFO L158 Benchmark]: Witness Printer took 102.43ms. Allocated memory is still 192.9MB. Free memory was 143.7MB in the beginning and 138.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:39:30,626 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 3 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 199.3s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 57 mSolverCounterUnknown, 2768 SdHoareTripleChecker+Valid, 826.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1124 mSDsluCounter, 3026 SdHoareTripleChecker+Invalid, 820.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1452 mSDsCounter, 2433 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7321 IncrementalHoareTripleChecker+Invalid, 9811 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2433 mSolverCounterUnsat, 1574 mSDtfsCounter, 7321 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9587 GetRequests, 9120 SyntacticMatches, 247 SemanticMatches, 220 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31475 ImplicationChecksByTransitivity, 102.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 35.0s InterpolantComputationTime, 1070 NumberOfCodeBlocks, 1070 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1045 ConstructedInterpolants, 0 QuantifiedInterpolants, 6673 SizeOfPredicates, 27 NumberOfNonLiveVariables, 1992 ConjunctsInSsa, 337 ConjunctsInUnsatCore, 25 InterpolantComputations, 6 PerfectInterpolantSequences, 2072/2320 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: 14]: 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: 30]: Loop Invariant Derived loop invariant: ((((((((((2 < n) && (p == 0)) && (q == 4)) && (n == r)) || ((((p == 0) && (h == 0)) && (q == 1)) && (n == r))) || (((((p == 0) && (0 <= 0)) && (r <= n)) && !((n <= 2) && (n == r))) && (q == 1))) || (((((p == 0) && (h == 0)) && (((q % 4) + 1) <= n)) && (q == 4)) && (n == r))) || (((((p == 0) && (0 <= 0)) && (r <= n)) && (0 != 0)) && (0 <= 0))) || ((((((p == 0) && (q != 4)) && (0 <= 0)) && (r <= n)) && (0 == 0)) && (q != 1))) || (((((p == 0) && (n != r)) && (r <= n)) && (q == 4)) && (n <= ((long long) n + r)))) - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.10ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 124.5MB in the end (delta: -3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.47ms. Allocated memory is still 159.4MB. Free memory was 124.5MB in the beginning and 122.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.87ms. Allocated memory is still 159.4MB. Free memory was 122.8MB in the beginning and 121.8MB in the end (delta: 942.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 455.65ms. Allocated memory is still 159.4MB. Free memory was 121.8MB in the beginning and 105.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 202412.88ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 105.2MB in the beginning and 143.7MB in the end (delta: -38.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 102.43ms. Allocated memory is still 192.9MB. Free memory was 143.7MB in the beginning and 138.4MB 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 22:39:30,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76a8fcca-2cc9-4649-8571-9136b00f08d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE