./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound100.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_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/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_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/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_1648071a-3ee8-4d9b-bbd4-bc0887138f28/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 36da946a83103a61b88f0f1db9af94484aad5eefbde5313f974f53b267bd14bf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:13:51,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:13:52,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:13:52,091 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:13:52,092 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:13:52,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:13:52,131 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:13:52,131 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:13:52,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:13:52,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:13:52,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:13:52,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:13:52,140 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:13:52,142 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:13:52,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:13:52,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:13:52,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:13:52,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:13:52,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:13:52,144 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:13:52,145 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:13:52,146 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:13:52,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:13:52,147 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:13:52,147 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:13:52,148 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:13:52,148 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:13:52,149 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:13:52,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:52,150 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:13:52,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:13:52,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:13:52,152 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:13:52,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:13:52,153 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:13:52,153 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_1648071a-3ee8-4d9b-bbd4-bc0887138f28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36da946a83103a61b88f0f1db9af94484aad5eefbde5313f974f53b267bd14bf [2023-11-23 20:13:52,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:13:52,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:13:52,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:13:52,466 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:13:52,466 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:13:52,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound100.c [2023-11-23 20:13:55,607 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:13:55,814 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:13:55,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_unwindbound100.c [2023-11-23 20:13:55,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/data/06c427d2c/20ae720a465c4a479a977fcb548e503a/FLAG43810cfea [2023-11-23 20:13:55,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/data/06c427d2c/20ae720a465c4a479a977fcb548e503a [2023-11-23 20:13:55,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:13:55,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:13:55,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:55,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:13:55,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:13:55,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:55" (1/1) ... [2023-11-23 20:13:55,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea0634a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:55, skipping insertion in model container [2023-11-23 20:13:55,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:13:55" (1/1) ... [2023-11-23 20:13:55,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:13:56,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:56,047 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:13:56,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:13:56,084 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:13:56,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56 WrapperNode [2023-11-23 20:13:56,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:13:56,086 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:56,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:13:56,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:13:56,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,127 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2023-11-23 20:13:56,128 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:13:56,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:13:56,129 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:13:56,129 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:13:56,139 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:13:56,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:13:56,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:13:56,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:13:56,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:13:56,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:13:56,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:13:56,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1648071a-3ee8-4d9b-bbd4-bc0887138f28/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:13:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:13:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:13:56,262 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:13:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:13:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:13:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:13:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:13:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:13:56,344 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:13:56,346 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:13:56,893 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:13:56,966 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:13:56,966 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:13:56,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:56 BoogieIcfgContainer [2023-11-23 20:13:56,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:13:56,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:13:56,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:13:56,979 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:13:56,980 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:13:56" (1/1) ... [2023-11-23 20:13:56,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:13:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 131 states and 136 transitions. [2023-11-23 20:13:57,045 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 136 transitions. [2023-11-23 20:13:57,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-23 20:13:57,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,246 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 20:13:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 130 states and 135 transitions. [2023-11-23 20:13:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 135 transitions. [2023-11-23 20:13:57,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:13:57,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,381 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 20:13:57,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 129 states and 134 transitions. [2023-11-23 20:13:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 134 transitions. [2023-11-23 20:13:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:13:57,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,504 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 20:13:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 128 states and 133 transitions. [2023-11-23 20:13:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2023-11-23 20:13:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:13:57,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,554 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 20:13:57,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 127 states and 132 transitions. [2023-11-23 20:13:57,582 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 132 transitions. [2023-11-23 20:13:57,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:13:57,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,599 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 20:13:57,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 126 states and 131 transitions. [2023-11-23 20:13:57,606 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 131 transitions. [2023-11-23 20:13:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:13:57,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:57,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:57,687 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 20:13:57,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 125 states and 130 transitions. [2023-11-23 20:13:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 130 transitions. [2023-11-23 20:13:57,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:13:57,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:57,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:57,799 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 20:13:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 124 states and 129 transitions. [2023-11-23 20:13:57,834 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2023-11-23 20:13:57,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:57,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:57,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:57,880 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 20:13:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 123 states and 128 transitions. [2023-11-23 20:13:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 128 transitions. [2023-11-23 20:13:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:57,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:57,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:57,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:57,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:57,967 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 20:13:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 122 states and 127 transitions. [2023-11-23 20:13:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 127 transitions. [2023-11-23 20:13:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:58,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:58,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:58,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:58,078 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 20:13:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 121 states and 126 transitions. [2023-11-23 20:13:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 126 transitions. [2023-11-23 20:13:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:58,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:58,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:58,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:58,185 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 20:13:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 120 states and 125 transitions. [2023-11-23 20:13:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 125 transitions. [2023-11-23 20:13:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:58,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:58,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:13:58,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:58,347 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 20:13:58,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 119 states and 124 transitions. [2023-11-23 20:13:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 124 transitions. [2023-11-23 20:13:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:13:58,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:58,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:58,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:13:58,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:58,943 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 20:13:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:59,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 123 transitions. [2023-11-23 20:13:59,156 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 123 transitions. [2023-11-23 20:13:59,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:13:59,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:59,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:59,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:13:59,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:59,319 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 20:13:59,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 117 states and 122 transitions. [2023-11-23 20:13:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 122 transitions. [2023-11-23 20:13:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:13:59,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:59,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:59,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:13:59,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:59,781 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 20:13:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 117 states and 121 transitions. [2023-11-23 20:13:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2023-11-23 20:13:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:13:59,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:59,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:59,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:13:59,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:59,945 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 20:14:01,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:01,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 119 states and 125 transitions. [2023-11-23 20:14:01,139 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 125 transitions. [2023-11-23 20:14:01,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:14:01,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:01,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:01,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:01,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:01,276 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 20:14:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:03,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 122 states and 130 transitions. [2023-11-23 20:14:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2023-11-23 20:14:03,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:14:03,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:03,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:03,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:03,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:03,206 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 20:14:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 127 states and 141 transitions. [2023-11-23 20:14:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 141 transitions. [2023-11-23 20:14:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:14:04,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:04,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:04,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:04,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:04,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:04,693 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 20:14:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 132 states and 152 transitions. [2023-11-23 20:14:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 152 transitions. [2023-11-23 20:14:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:14:06,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:06,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:14:06,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:06,638 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 20:14:08,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:08,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 138 states and 165 transitions. [2023-11-23 20:14:08,526 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 165 transitions. [2023-11-23 20:14:08,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:14:08,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:08,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:08,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:14:08,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:10,585 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 20:14:10,641 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 20:14:12,959 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