./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 942b28ff7c0583b7db8395d2c315e70afc8fe68ba69d39faf867ac75d7628edb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:24:26,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:24:26,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:24:26,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:24:26,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:24:26,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:24:26,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:24:26,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:24:26,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:24:26,633 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:24:26,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:24:26,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:24:26,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:24:26,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:24:26,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:24:26,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:24:26,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:24:26,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:24:26,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:24:26,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:24:26,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:24:26,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:24:26,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:24:26,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:24:26,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:24:26,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:24:26,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:24:26,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:24:26,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:24:26,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:24:26,644 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:24:26,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:24:26,645 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:24:26,645 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_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 942b28ff7c0583b7db8395d2c315e70afc8fe68ba69d39faf867ac75d7628edb [2023-12-03 03:24:26,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:24:26,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:24:26,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:24:26,884 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:24:26,885 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:24:26,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c [2023-12-03 03:24:29,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:24:29,821 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:24:29,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c [2023-12-03 03:24:29,829 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/data/368b4d684/b4d9a251216342b5a3b48825f85a0a8a/FLAG7abbba669 [2023-12-03 03:24:29,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/data/368b4d684/b4d9a251216342b5a3b48825f85a0a8a [2023-12-03 03:24:29,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:24:29,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:24:29,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:24:29,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:24:29,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:24:29,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:24:29" (1/1) ... [2023-12-03 03:24:29,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4686df5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:29, skipping insertion in model container [2023-12-03 03:24:29,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:24:29" (1/1) ... [2023-12-03 03:24:29,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:24:29,993 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c[588,601] [2023-12-03 03:24:30,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:24:30,023 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:24:30,033 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound2.c[588,601] [2023-12-03 03:24:30,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:24:30,058 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:24:30,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30 WrapperNode [2023-12-03 03:24:30,059 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:24:30,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:24:30,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:24:30,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:24:30,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,090 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-12-03 03:24:30,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:24:30,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:24:30,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:24:30,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:24:30,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,105 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:24:30,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:24:30,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:24:30,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:24:30,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:24:30,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:24:30,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:24:30,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:24:30,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:24:30,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:24:30,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:24:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:24:30,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:24:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:24:30,238 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:24:30,240 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:24:30,384 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:24:30,429 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:24:30,429 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:24:30,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:24:30 BoogieIcfgContainer [2023-12-03 03:24:30,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:24:30,431 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:24:30,431 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:24:30,439 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:24:30,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:24:30" (1/1) ... [2023-12-03 03:24:30,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:24:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:30,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-12-03 03:24:30,492 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-12-03 03:24:30,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:24:30,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:30,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:30,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:24:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 46 transitions. [2023-12-03 03:24:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2023-12-03 03:24:30,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:24:30,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:30,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:31,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:24:31,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:31,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:24:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 52 transitions. [2023-12-03 03:24:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2023-12-03 03:24:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:24:31,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:31,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:31,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:24:31,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:24:31,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2023-12-03 03:24:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2023-12-03 03:24:31,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:24:31,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:31,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:32,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:24:32,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:24:32,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:32,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 62 transitions. [2023-12-03 03:24:32,324 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2023-12-03 03:24:32,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:24:32,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:32,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:32,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:24:32,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:32,434 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:24:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 64 transitions. [2023-12-03 03:24:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2023-12-03 03:24:32,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:24:32,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:32,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:32,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:24:32,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:32,629 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 03:24:33,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:33,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 80 transitions. [2023-12-03 03:24:33,140 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-12-03 03:24:33,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:24:33,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:33,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:33,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:24:33,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:33,291 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 03:24:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 43 states and 81 transitions. [2023-12-03 03:24:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2023-12-03 03:24:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:24:33,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:33,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:33,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:24:33,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 03:24:34,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:34,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 87 transitions. [2023-12-03 03:24:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2023-12-03 03:24:34,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:24:34,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:34,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:34,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 03:24:34,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-03 03:24:34,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 95 transitions. [2023-12-03 03:24:34,805 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-12-03 03:24:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:24:34,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:34,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:34,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:24:34,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 27 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-03 03:24:35,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:35,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 97 transitions. [2023-12-03 03:24:35,350 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2023-12-03 03:24:35,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 03:24:35,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:35,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:35,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:24:35,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 17 proven. 31 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-03 03:24:35,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:35,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 52 states and 100 transitions. [2023-12-03 03:24:35,692 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 100 transitions. [2023-12-03 03:24:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 03:24:35,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:35,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:35,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:24:35,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-03 03:24:36,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:36,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 102 transitions. [2023-12-03 03:24:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 102 transitions. [2023-12-03 03:24:36,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:24:36,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:36,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:36,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:24:36,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:36,451 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 21 proven. 38 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-03 03:24:37,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:37,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 119 transitions. [2023-12-03 03:24:37,294 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2023-12-03 03:24:37,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:24:37,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:37,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:37,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:24:37,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:37,677 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 21 proven. 44 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-03 03:24:38,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 66 states and 125 transitions. [2023-12-03 03:24:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2023-12-03 03:24:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 03:24:38,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:38,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:38,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:24:38,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:38,443 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 23 proven. 41 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 03:24:38,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 67 states and 128 transitions. [2023-12-03 03:24:38,859 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 128 transitions. [2023-12-03 03:24:38,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 03:24:38,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:38,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:38,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:24:38,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:39,036 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 23 proven. 49 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-03 03:24:39,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 71 states and 136 transitions. [2023-12-03 03:24:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2023-12-03 03:24:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:24:39,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:39,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:39,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:24:39,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 25 proven. 44 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-03 03:24:40,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:40,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 73 states and 141 transitions. [2023-12-03 03:24:40,070 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2023-12-03 03:24:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 03:24:40,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:40,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:40,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 03:24:40,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:40,285 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 25 proven. 54 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-03 03:24:40,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:40,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 143 transitions. [2023-12-03 03:24:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 143 transitions. [2023-12-03 03:24:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 03:24:40,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:40,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:40,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:24:40,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2023-12-03 03:24:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 76 states and 146 transitions. [2023-12-03 03:24:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 146 transitions. [2023-12-03 03:24:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 03:24:41,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:41,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:41,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:24:41,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 27 proven. 59 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 03:24:42,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:42,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 77 states and 150 transitions. [2023-12-03 03:24:42,046 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2023-12-03 03:24:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 03:24:42,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:42,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:42,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:24:42,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2023-12-03 03:24:45,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 03:24:45,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 79 states and 153 transitions. [2023-12-03 03:24:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 153 transitions. [2023-12-03 03:24:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 03:24:45,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:45,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:45,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:24:45,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2023-12-03 03:24:45,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:45,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 79 states and 151 transitions. [2023-12-03 03:24:45,350 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 151 transitions. [2023-12-03 03:24:45,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 03:24:45,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:45,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:45,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 03:24:45,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:45,773 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 31 proven. 67 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-03 03:24:47,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 82 states and 157 transitions. [2023-12-03 03:24:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 157 transitions. [2023-12-03 03:24:47,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 03:24:47,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:47,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:47,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:24:47,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:47,831 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 31 proven. 76 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-03 03:24:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:48,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 85 states and 163 transitions. [2023-12-03 03:24:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 163 transitions. [2023-12-03 03:24:48,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 03:24:48,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:48,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:48,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 03:24:48,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 33 proven. 70 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-03 03:24:49,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 86 states and 166 transitions. [2023-12-03 03:24:49,671 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2023-12-03 03:24:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 03:24:49,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:49,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:49,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:24:49,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 33 proven. 82 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-03 03:24:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:50,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 90 states and 173 transitions. [2023-12-03 03:24:50,973 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 173 transitions. [2023-12-03 03:24:50,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 03:24:50,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:50,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:51,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 03:24:51,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:51,355 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 35 proven. 73 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:24:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 92 states and 177 transitions. [2023-12-03 03:24:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 177 transitions. [2023-12-03 03:24:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 03:24:52,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:52,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:52,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:24:52,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 35 proven. 88 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:24:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:53,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 93 states and 179 transitions. [2023-12-03 03:24:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 179 transitions. [2023-12-03 03:24:53,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-03 03:24:53,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:53,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:53,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:24:53,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:53,323 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 37 proven. 94 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-03 03:24:53,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:53,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 94 states and 183 transitions. [2023-12-03 03:24:53,685 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2023-12-03 03:24:53,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 03:24:53,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:53,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:53,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:24:53,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:53,757 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 99 proven. 13 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2023-12-03 03:24:54,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:54,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 94 states and 181 transitions. [2023-12-03 03:24:54,127 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 181 transitions. [2023-12-03 03:24:54,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 03:24:54,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:54,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:54,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 03:24:54,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 41 proven. 103 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-03 03:24:57,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 57 states and 97 transitions. [2023-12-03 03:24:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2023-12-03 03:24:57,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-03 03:24:57,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:57,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:57,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 03:24:57,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:57,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 43 proven. 106 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-03 03:24:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:24:58,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 56 states and 93 transitions. [2023-12-03 03:24:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2023-12-03 03:24:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-03 03:24:58,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:24:58,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:24:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:24:58,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-03 03:24:58,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:24:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 45 proven. 109 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-03 03:25:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:25:00,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 49 states and 83 transitions. [2023-12-03 03:25:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2023-12-03 03:25:00,533 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:25:00,533 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 34 iterations. [2023-12-03 03:25:00,540 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:25:01,456 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2023-12-03 03:25:01,462 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:25:01,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:25:01 ImpRootNode [2023-12-03 03:25:01,462 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:25:01,463 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:25:01,463 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:25:01,463 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:25:01,463 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:24:30" (3/4) ... [2023-12-03 03:25:01,465 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:25:01,467 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 03:25:01,469 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-03 03:25:01,469 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-03 03:25:01,470 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 03:25:01,470 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:25:01,545 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:25:01,546 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:25:01,546 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:25:01,547 INFO L158 Benchmark]: Toolchain (without parser) took 31700.17ms. Allocated memory was 153.1MB in the beginning and 268.4MB in the end (delta: 115.3MB). Free memory was 115.5MB in the beginning and 111.1MB in the end (delta: 4.4MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. [2023-12-03 03:25:01,547 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:25:01,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.68ms. Allocated memory is still 153.1MB. Free memory was 115.5MB in the beginning and 104.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:25:01,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.62ms. Allocated memory is still 153.1MB. Free memory was 104.3MB in the beginning and 102.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:25:01,548 INFO L158 Benchmark]: Boogie Preprocessor took 21.41ms. Allocated memory is still 153.1MB. Free memory was 102.9MB in the beginning and 101.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:25:01,549 INFO L158 Benchmark]: RCFGBuilder took 317.14ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 88.3MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:25:01,550 INFO L158 Benchmark]: CodeCheck took 31031.32ms. Allocated memory was 153.1MB in the beginning and 268.4MB in the end (delta: 115.3MB). Free memory was 88.3MB in the beginning and 115.3MB in the end (delta: -27.0MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. [2023-12-03 03:25:01,550 INFO L158 Benchmark]: Witness Printer took 83.10ms. Allocated memory is still 268.4MB. Free memory was 115.3MB in the beginning and 111.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:25:01,552 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.1s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2030 SdHoareTripleChecker+Valid, 53.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 795 mSDsluCounter, 1433 SdHoareTripleChecker+Invalid, 49.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1074 mSDsCounter, 6499 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17006 IncrementalHoareTripleChecker+Invalid, 23505 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6499 mSolverCounterUnsat, 359 mSDtfsCounter, 17006 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18258 GetRequests, 17418 SyntacticMatches, 502 SemanticMatches, 338 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82308 ImplicationChecksByTransitivity, 20.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 2300 NumberOfCodeBlocks, 2300 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 2267 ConstructedInterpolants, 0 QuantifiedInterpolants, 8009 SizeOfPredicates, 81 NumberOfNonLiveVariables, 5442 ConjunctsInSsa, 764 ConjunctsInUnsatCore, 33 InterpolantComputations, 2 PerfectInterpolantSequences, 11270/12662 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: 33]: Loop Invariant Derived loop invariant: (((!((z == (6 + (6 * n)))) || !((x == 8))) || (1 <= a)) || !(((2 == n) && (19 == y)))) - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.68ms. Allocated memory is still 153.1MB. Free memory was 115.5MB in the beginning and 104.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.62ms. Allocated memory is still 153.1MB. Free memory was 104.3MB in the beginning and 102.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.41ms. Allocated memory is still 153.1MB. Free memory was 102.9MB in the beginning and 101.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 317.14ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 88.3MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 31031.32ms. Allocated memory was 153.1MB in the beginning and 268.4MB in the end (delta: 115.3MB). Free memory was 88.3MB in the beginning and 115.3MB in the end (delta: -27.0MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. * Witness Printer took 83.10ms. Allocated memory is still 268.4MB. Free memory was 115.3MB in the beginning and 111.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:25:01,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_786d8657-5aed-487d-a7e4-a6943f5a1834/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE