./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2 --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 f5dead2b097a3e2aa15cd919ca1c3a66944ae841df5c6a1b5b64a326ca5f0b4a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:21,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:21,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:34:21,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:21,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:34:21,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:21,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:21,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:21,955 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:21,956 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:21,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:21,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:21,959 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:34:21,959 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:34:21,960 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:34:21,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:21,962 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:21,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:21,963 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:21,964 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:21,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:21,965 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:34:21,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:21,967 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:21,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:21,968 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:21,969 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:21,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:21,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:21,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:21,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:21,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:21,973 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:34:21,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:34:21,974 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:21,974 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_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5dead2b097a3e2aa15cd919ca1c3a66944ae841df5c6a1b5b64a326ca5f0b4a [2023-11-21 18:34:22,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:22,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:22,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:22,321 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:22,322 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:22,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound1.c [2023-11-21 18:34:25,563 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:25,822 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:25,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound1.c [2023-11-21 18:34:25,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/data/5aa762658/04e8ffda4b1c462a8e8f44b5ff7d0772/FLAGb4237cf61 [2023-11-21 18:34:25,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/data/5aa762658/04e8ffda4b1c462a8e8f44b5ff7d0772 [2023-11-21 18:34:25,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:25,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:25,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:25,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:25,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:25,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:25" (1/1) ... [2023-11-21 18:34:25,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3719133e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:25, skipping insertion in model container [2023-11-21 18:34:25,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:25" (1/1) ... [2023-11-21 18:34:25,893 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:26,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:26,089 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:26,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:26,133 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:26,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26 WrapperNode [2023-11-21 18:34:26,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:26,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:26,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:26,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:26,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,196 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-21 18:34:26,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:26,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:26,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:26,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:26,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,221 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:26,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:26,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:26,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:26,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:26" (1/1) ... [2023-11-21 18:34:26,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:26,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:26,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:26,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b01264a9-7410-4e62-b9fd-c05fb270689f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:34:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:26,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:34:26,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:34:26,425 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:26,428 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:27,072 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:27,117 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:27,117 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:34:27,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:27 BoogieIcfgContainer [2023-11-21 18:34:27,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:27,120 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:27,121 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:27,130 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:27,130 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:27" (1/1) ... [2023-11-21 18:34:27,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:34:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-21 18:34:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-21 18:34:27,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:34:27,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:27,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:27,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:27,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:27,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-21 18:34:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-21 18:34:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:34:27,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:27,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:27,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-21 18:34:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-21 18:34:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:34:27,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:27,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:27,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:27,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 129 states and 133 transitions. [2023-11-21 18:34:27,955 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-21 18:34:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:34:27,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:27,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:28,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 128 states and 132 transitions. [2023-11-21 18:34:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-21 18:34:28,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:34:28,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:28,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:28,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:34:28,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:28,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:28,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 128 states and 131 transitions. [2023-11-21 18:34:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 131 transitions. [2023-11-21 18:34:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:34:28,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:28,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:28,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2023-11-21 18:34:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-21 18:34:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:34:29,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:29,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:29,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2023-11-21 18:34:29,342 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-21 18:34:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:29,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:29,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:29,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:29,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:29,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:29,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:29,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-21 18:34:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-21 18:34:29,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:29,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:29,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:29,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:29,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:29,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 137 states and 143 transitions. [2023-11-21 18:34:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 143 transitions. [2023-11-21 18:34:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:34:29,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:30,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:30,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:30,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:30,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:30,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:30,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 138 states and 144 transitions. [2023-11-21 18:34:30,061 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2023-11-21 18:34:30,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:34:30,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:30,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:30,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:30,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:30,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:30,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:30,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 145 states and 154 transitions. [2023-11-21 18:34:30,729 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 154 transitions. [2023-11-21 18:34:30,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:34:30,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:30,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:30,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:30,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 146 states and 155 transitions. [2023-11-21 18:34:30,825 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 155 transitions. [2023-11-21 18:34:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:34:30,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:30,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:30,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:30,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:30,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 149 states and 160 transitions. [2023-11-21 18:34:31,125 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 160 transitions. [2023-11-21 18:34:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:34:31,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:31,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:31,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:31,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:31,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:31,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:31,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 153 states and 166 transitions. [2023-11-21 18:34:31,540 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2023-11-21 18:34:31,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:34:31,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:31,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:31,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:31,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 156 states and 172 transitions. [2023-11-21 18:34:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 172 transitions. [2023-11-21 18:34:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:34:32,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:32,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:32,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:34:32,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:32,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:32,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 179 transitions. [2023-11-21 18:34:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 179 transitions. [2023-11-21 18:34:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:34:32,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:32,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:32,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:34:32,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:32,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 164 states and 184 transitions. [2023-11-21 18:34:33,244 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 184 transitions. [2023-11-21 18:34:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:34:33,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:34:33,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 167 states and 188 transitions. [2023-11-21 18:34:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 188 transitions. [2023-11-21 18:34:33,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:34:33,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:33,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:33,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:34:33,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:34,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:37,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:37,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 182 states and 208 transitions. [2023-11-21 18:34:37,141 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 208 transitions. [2023-11-21 18:34:37,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:34:37,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:37,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:37,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:37,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:34:37,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 198 states and 228 transitions. [2023-11-21 18:34:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 228 transitions. [2023-11-21 18:34:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:34:41,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:41,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:41,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:41,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 215 states and 249 transitions. [2023-11-21 18:34:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 249 transitions. [2023-11-21 18:34:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:34:44,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:44,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:44,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:34:44,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:47,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 233 states and 271 transitions. [2023-11-21 18:34:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 271 transitions. [2023-11-21 18:34:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:34:47,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:47,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:47,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:34:47,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:52,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 252 states and 294 transitions. [2023-11-21 18:34:52,259 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 294 transitions. [2023-11-21 18:34:52,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:52,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:34:52,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:52,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 272 states and 318 transitions. [2023-11-21 18:34:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 318 transitions. [2023-11-21 18:34:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:34:57,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:57,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:57,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:34:57,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:34:57,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 293 states and 345 transitions. [2023-11-21 18:35:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 345 transitions. [2023-11-21 18:35:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:35:02,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:02,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:02,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:02,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:02,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:08,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 315 states and 374 transitions. [2023-11-21 18:35:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 374 transitions. [2023-11-21 18:35:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:35:08,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:08,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:08,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 332 states and 398 transitions. [2023-11-21 18:35:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 398 transitions. [2023-11-21 18:35:11,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:11,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 333 states and 399 transitions. [2023-11-21 18:35:11,253 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 399 transitions. [2023-11-21 18:35:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:11,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 340 states and 413 transitions. [2023-11-21 18:35:13,532 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 413 transitions. [2023-11-21 18:35:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:35:13,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:13,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:13,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:13,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:13,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:16,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 347 states and 428 transitions. [2023-11-21 18:35:16,504 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 428 transitions. [2023-11-21 18:35:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:35:16,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:16,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:16,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:16,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.