./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/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_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/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_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/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 2e2cde485588a76ffd9007a3156c09bf9b7ea2f13bf08ca050cf52c24b8b1e9f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:18,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:18,635 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:18,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:18,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:18,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:18,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:18,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:18,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:18,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:18,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:18,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:18,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:18,705 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:18,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:18,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:18,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:18,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:18,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:18,708 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:18,708 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:18,709 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:18,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:18,709 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:18,710 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:18,710 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:18,711 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:18,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:18,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:18,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:18,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:18,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:18,714 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:18,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:18,714 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:18,715 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_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e2cde485588a76ffd9007a3156c09bf9b7ea2f13bf08ca050cf52c24b8b1e9f [2023-11-23 20:12:19,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:19,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:19,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:19,076 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:19,077 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:19,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound2.c [2023-11-23 20:12:22,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:22,479 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:22,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound2.c [2023-11-23 20:12:22,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/data/bd0bb5f74/d4a10cee9c054416900a02d80679a310/FLAGf3082da82 [2023-11-23 20:12:22,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/data/bd0bb5f74/d4a10cee9c054416900a02d80679a310 [2023-11-23 20:12:22,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:22,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:22,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:22,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:22,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:22,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c24eb97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22, skipping insertion in model container [2023-11-23 20:12:22,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:22,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:22,743 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:22,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:22,779 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:22,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22 WrapperNode [2023-11-23 20:12:22,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:22,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:22,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:22,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:22,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,796 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,821 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2023-11-23 20:12:22,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:22,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:22,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:22,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:22,832 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,835 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:22,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:22,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:22,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:22,859 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:22" (1/1) ... [2023-11-23 20:12:22,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:22,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:22,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:22,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc8ee823-56fb-4d2e-8970-9e7d6bdb1c66/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:22,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:12:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:12:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:12:22,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:12:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:12:23,040 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:23,042 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:23,536 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:23,620 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:23,620 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:12:23,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:23 BoogieIcfgContainer [2023-11-23 20:12:23,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:23,623 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:23,623 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:23,635 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:23,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:23" (1/1) ... [2023-11-23 20:12:23,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:23,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 131 states and 136 transitions. [2023-11-23 20:12:23,716 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 136 transitions. [2023-11-23 20:12:23,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:12:23,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:23,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:23,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:23,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 130 states and 135 transitions. [2023-11-23 20:12:23,922 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 135 transitions. [2023-11-23 20:12:23,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:12:23,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:23,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:23,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:24,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 129 states and 134 transitions. [2023-11-23 20:12:24,014 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 134 transitions. [2023-11-23 20:12:24,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:12:24,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:24,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 128 states and 133 transitions. [2023-11-23 20:12:24,080 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2023-11-23 20:12:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:24,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:24,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 127 states and 132 transitions. [2023-11-23 20:12:24,254 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 132 transitions. [2023-11-23 20:12:24,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:24,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 126 states and 131 transitions. [2023-11-23 20:12:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 131 transitions. [2023-11-23 20:12:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:24,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:24,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:24,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 125 states and 130 transitions. [2023-11-23 20:12:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 130 transitions. [2023-11-23 20:12:24,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:24,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:24,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:24,642 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 20:12:24,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 124 states and 129 transitions. [2023-11-23 20:12:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2023-11-23 20:12:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:12:24,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:24,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:24,784 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 20:12:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 123 states and 128 transitions. [2023-11-23 20:12:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 128 transitions. [2023-11-23 20:12:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:12:24,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:24,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:24,904 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 20:12:24,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:24,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 122 states and 127 transitions. [2023-11-23 20:12:24,962 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 127 transitions. [2023-11-23 20:12:24,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:24,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:24,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:24,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:24,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:25,019 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 20:12:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 121 states and 126 transitions. [2023-11-23 20:12:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 126 transitions. [2023-11-23 20:12:25,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:25,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:25,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:25,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:25,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:25,108 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 20:12:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 120 states and 125 transitions. [2023-11-23 20:12:25,118 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 125 transitions. [2023-11-23 20:12:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:12:25,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:25,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:25,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:12:25,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:25,280 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 20:12:25,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:25,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 119 states and 124 transitions. [2023-11-23 20:12:25,872 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 124 transitions. [2023-11-23 20:12:25,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:12:25,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:25,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:25,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:25,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:25,976 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 20:12:26,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:26,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 123 transitions. [2023-11-23 20:12:26,203 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 123 transitions. [2023-11-23 20:12:26,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:12:26,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:26,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:26,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:12:26,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:26,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:12:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 117 states and 122 transitions. [2023-11-23 20:12:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 122 transitions. [2023-11-23 20:12:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:26,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:26,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:26,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:12:26,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:26,985 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 20:12:27,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 117 states and 121 transitions. [2023-11-23 20:12:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2023-11-23 20:12:27,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:27,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:27,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:27,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:27,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:27,165 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 20:12:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:28,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 119 states and 125 transitions. [2023-11-23 20:12:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 125 transitions. [2023-11-23 20:12:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:28,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:28,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:28,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:28,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:28,735 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 20:12:30,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 122 states and 130 transitions. [2023-11-23 20:12:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2023-11-23 20:12:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:12:30,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:30,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:30,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:30,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:30,739 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 20:12:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:32,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 127 states and 141 transitions. [2023-11-23 20:12:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 141 transitions. [2023-11-23 20:12:32,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:12:32,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:32,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:32,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:32,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:32,209 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 20:12:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 132 states and 152 transitions. [2023-11-23 20:12:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2023-11-23 20:12:34,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:12:34,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:34,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:34,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:34,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:34,092 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 20:12:35,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:35,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 138 states and 165 transitions. [2023-11-23 20:12:35,712 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 165 transitions. [2023-11-23 20:12:35,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:12:35,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:35,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:35,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:12:35,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:37,278 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= .cse0 9223372036854775807)))) is different from true [2023-11-23 20:12:37,337 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 20:12:39,347 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|ULTIMATE.start_main_~R~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~R~0#1| |ULTIMATE.start_main_~R~0#1|))) (and (<= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) .cse0) (<= .cse0 9223372036854775807))))) is different from false