./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e2bf307cb8f7c9c94b988ac468881aa12e08b820a3a7e7ee2376cf91aff114e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:21,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:21,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:04:21,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:21,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:21,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:21,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:21,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:21,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:21,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:21,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:21,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:21,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:21,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:21,807 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:21,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:21,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:21,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:21,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:21,809 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:21,810 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:21,810 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:21,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:21,811 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:21,811 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:21,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:21,813 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:21,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:21,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:21,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:21,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:21,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:21,816 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:21,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:21,817 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:21,817 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_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e2bf307cb8f7c9c94b988ac468881aa12e08b820a3a7e7ee2376cf91aff114e [2023-11-23 20:04:22,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:22,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:22,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:22,144 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:22,144 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:22,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2023-11-23 20:04:25,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:25,575 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:25,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2023-11-23 20:04:25,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/data/58e20a393/367d4d80a2a240ccae9ddc217e5013e5/FLAG0ada575d5 [2023-11-23 20:04:25,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/data/58e20a393/367d4d80a2a240ccae9ddc217e5013e5 [2023-11-23 20:04:25,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:25,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:25,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:25,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:25,613 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:25,614 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3483b58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25, skipping insertion in model container [2023-11-23 20:04:25,615 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,638 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:25,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:25,850 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:25,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:25,882 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:25,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25 WrapperNode [2023-11-23 20:04:25,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:25,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:25,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:25,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:25,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,922 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2023-11-23 20:04:25,923 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:25,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:25,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:25,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:25,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:25,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:25,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:25,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:25,950 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:25" (1/1) ... [2023-11-23 20:04:25,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:25,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:25,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:25,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ae3bacb-8d89-4014-bfcb-9db9f4a9b539/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:04:26,021 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:04:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:26,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:26,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:26,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:04:26,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:04:26,094 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:26,096 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:26,402 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:26,440 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:26,440 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:04:26,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:26 BoogieIcfgContainer [2023-11-23 20:04:26,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:26,443 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:26,444 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:26,455 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:26,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:26" (1/1) ... [2023-11-23 20:04:26,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:26,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-11-23 20:04:26,521 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-23 20:04:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:04:26,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:26,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:26,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 73 transitions. [2023-11-23 20:04:26,844 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2023-11-23 20:04:26,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:04:26,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:26,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:27,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:27,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:27,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 74 transitions. [2023-11-23 20:04:27,061 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2023-11-23 20:04:27,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:04:27,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:27,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 75 transitions. [2023-11-23 20:04:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2023-11-23 20:04:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:04:27,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:27,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:27,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:27,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:27,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:27,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:27,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 82 transitions. [2023-11-23 20:04:27,841 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2023-11-23 20:04:27,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:04:27,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:27,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:27,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:27,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:28,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:28,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 82 states and 91 transitions. [2023-11-23 20:04:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2023-11-23 20:04:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:04:28,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:28,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:28,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:28,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:28,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:28,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 84 states and 94 transitions. [2023-11-23 20:04:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2023-11-23 20:04:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:04:28,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:28,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:28,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:28,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:29,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:29,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 85 states and 96 transitions. [2023-11-23 20:04:29,266 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2023-11-23 20:04:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:04:29,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:29,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:29,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:29,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:30,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:30,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 110 transitions. [2023-11-23 20:04:30,591 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 110 transitions. [2023-11-23 20:04:30,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:04:30,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:30,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:30,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:30,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:30,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:31,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 104 states and 126 transitions. [2023-11-23 20:04:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2023-11-23 20:04:31,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:04:31,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:31,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:31,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:31,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:32,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 105 states and 128 transitions. [2023-11-23 20:04:32,277 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2023-11-23 20:04:32,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:04:32,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:32,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:32,378 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 131 transitions. [2023-11-23 20:04:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 131 transitions. [2023-11-23 20:04:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:32,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:32,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:04:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 122 states and 154 transitions. [2023-11-23 20:04:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 154 transitions. [2023-11-23 20:04:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:34,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:36,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:36,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 137 states and 179 transitions. [2023-11-23 20:04:36,733 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 179 transitions. [2023-11-23 20:04:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:04:36,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:36,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:36,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:36,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:36,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:37,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 147 states and 196 transitions. [2023-11-23 20:04:37,981 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 196 transitions. [2023-11-23 20:04:37,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:04:37,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:37,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:38,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:38,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:38,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:39,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 163 states and 221 transitions. [2023-11-23 20:04:39,906 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 221 transitions. [2023-11-23 20:04:39,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:04:39,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:39,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:39,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:39,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:40,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:40,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 168 states and 233 transitions. [2023-11-23 20:04:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 233 transitions. [2023-11-23 20:04:40,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:04:40,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:40,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:41,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:41,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:41,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:44,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:44,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 173 states and 244 transitions. [2023-11-23 20:04:44,997 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 244 transitions. [2023-11-23 20:04:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:04:44,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:44,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:45,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:45,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:45,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:49,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:49,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 179 states and 257 transitions. [2023-11-23 20:04:49,995 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 257 transitions. [2023-11-23 20:04:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:04:49,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:49,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:50,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:50,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:50,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:56,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 185 states and 269 transitions. [2023-11-23 20:04:56,021 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 269 transitions. [2023-11-23 20:04:56,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:56,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:56,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:56,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:56,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:12,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:12,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 192 states and 284 transitions. [2023-11-23 20:05:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 284 transitions. [2023-11-23 20:05:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:05:12,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:12,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:12,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:05:12,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:12,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:05:12,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:05:12,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 191 states and 283 transitions. [2023-11-23 20:05:12,474 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 283 transitions. [2023-11-23 20:05:12,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:05:12,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:05:12,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:05:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:05:12,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:05:12,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:05:14,780 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~x~0#1_54| Int) (|ULTIMATE.start_main_~z~0#1| Int)) (let ((.cse0 (* |v_ULTIMATE.start_main_~x~0#1_54| |ULTIMATE.start_main_~z~0#1|))) (and (<= (+ |v_ULTIMATE.start_main_~x~0#1_54| |c_ULTIMATE.start_main_~x~0#1|) .cse0) (<= 1 |v_ULTIMATE.start_main_~x~0#1_54|) (<= .cse0 9223372036854775807)))) is different from true [2023-11-23 20:05:14,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.