./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f865ce2403889b362eca5ba5c175d767c3667187f591deab49a0624f78852be2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:35,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:35,802 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:07:35,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:07:35,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:07:35,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:35,832 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:07:35,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:07:35,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:35,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:35,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:35,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:07:35,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:35,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:07:35,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:35,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:35,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:07:35,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:35,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:07:35,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:35,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:07:35,841 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:35,841 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:35,842 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:35,842 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:35,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:35,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:35,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:35,844 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:35,844 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:07:35,845 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:07:35,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:07:35,845 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:07:35,846 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_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f865ce2403889b362eca5ba5c175d767c3667187f591deab49a0624f78852be2 [2023-11-19 03:07:36,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:36,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:36,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:36,114 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:36,114 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:36,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound50.c [2023-11-19 03:07:39,203 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:39,414 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:39,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound50.c [2023-11-19 03:07:39,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/data/bd21cc8f2/f0737b4ee8ec4fde8c2a6fd77c14ad12/FLAGccbc05dc6 [2023-11-19 03:07:39,438 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/data/bd21cc8f2/f0737b4ee8ec4fde8c2a6fd77c14ad12 [2023-11-19 03:07:39,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:39,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:39,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:39,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:39,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:39,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c25483f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39, skipping insertion in model container [2023-11-19 03:07:39,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:39,663 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_3a27c38a-4f54-492f-86a7-af77b5993197/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound50.c[525,538] [2023-11-19 03:07:39,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:39,702 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:39,716 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_3a27c38a-4f54-492f-86a7-af77b5993197/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound50.c[525,538] [2023-11-19 03:07:39,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:39,737 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:39,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39 WrapperNode [2023-11-19 03:07:39,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:39,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:39,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:39,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:39,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,755 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,777 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2023-11-19 03:07:39,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:39,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:39,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:39,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:39,788 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,796 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,802 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:39,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:39,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:39,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:39,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:39,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:39,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:39,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a27c38a-4f54-492f-86a7-af77b5993197/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:07:39,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:39,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:39,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:07:39,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:07:39,975 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:39,978 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:40,120 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:40,146 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:40,149 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:07:40,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:40 BoogieIcfgContainer [2023-11-19 03:07:40,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:40,157 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:40,157 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:40,169 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:40,169 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:40" (1/1) ... [2023-11-19 03:07:40,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:07:40,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2023-11-19 03:07:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2023-11-19 03:07:40,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:07:40,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:40,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:40,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:07:40,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:40,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:40,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:40,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-19 03:07:40,502 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-19 03:07:40,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:07:40,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:40,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:40,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:07:40,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:40,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-19 03:07:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-19 03:07:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:07:40,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:40,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:40,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:07:40,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:40,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:41,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-11-19 03:07:41,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-11-19 03:07:41,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:07:41,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:41,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:41,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:07:41,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:41,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:41,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-11-19 03:07:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-11-19 03:07:41,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:07:41,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:41,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:41,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:07:41,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:43,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2023-11-19 03:07:43,295 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2023-11-19 03:07:43,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:07:43,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:43,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:43,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:07:43,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2023-11-19 03:07:44,534 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2023-11-19 03:07:44,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:07:44,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:44,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:44,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:07:44,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:44,723 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:45,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:45,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2023-11-19 03:07:45,376 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2023-11-19 03:07:45,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:07:45,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:45,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:45,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:07:45,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:07:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 43 states and 90 transitions. [2023-11-19 03:07:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 90 transitions. [2023-11-19 03:07:48,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:07:48,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:48,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:49,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:07:49,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:49,170 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:07:51,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:51,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 51 states and 118 transitions. [2023-11-19 03:07:51,039 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 118 transitions. [2023-11-19 03:07:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:07:51,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:51,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:51,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:07:51,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:51,936 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:07:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:07:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 59 states and 151 transitions. [2023-11-19 03:07:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 151 transitions. [2023-11-19 03:07:57,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:07:57,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:07:57,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:07:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:07:57,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 03:07:57,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:07:58,505 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:08:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:02,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 65 states and 167 transitions. [2023-11-19 03:08:02,090 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 167 transitions. [2023-11-19 03:08:02,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:08:02,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:02,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:02,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:08:02,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:08:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 67 states and 171 transitions. [2023-11-19 03:08:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 171 transitions. [2023-11-19 03:08:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:08:04,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:04,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:04,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:08:04,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:05,341 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:08:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 71 states and 174 transitions. [2023-11-19 03:08:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 174 transitions. [2023-11-19 03:08:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:08:09,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:09,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:09,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 03:08:09,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:08:14,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:14,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 75 states and 189 transitions. [2023-11-19 03:08:14,151 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 189 transitions. [2023-11-19 03:08:14,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:08:14,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:14,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:14,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:08:14,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:08:14,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:14,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 77 states and 192 transitions. [2023-11-19 03:08:14,883 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 192 transitions. [2023-11-19 03:08:14,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:08:14,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:14,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 03:08:14,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:15,711 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:08:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 84 states and 222 transitions. [2023-11-19 03:08:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 222 transitions. [2023-11-19 03:08:30,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:08:30,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:30,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:30,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:08:30,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:31,237 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:08:37,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:08:37,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 88 states and 251 transitions. [2023-11-19 03:08:37,432 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 251 transitions. [2023-11-19 03:08:37,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:08:37,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:08:37,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:08:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:08:37,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 03:08:37,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:08:38,281 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.