./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d43a579fead76cada979bbaf2912558c79980eef82c3d2143337dc895995c75 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:56,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:56,925 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:56,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:56,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:57,000 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:57,002 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:57,003 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:57,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:57,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:57,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:57,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:57,017 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:57,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:57,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:57,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:57,021 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:57,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:57,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:57,023 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:57,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:57,024 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:57,025 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:57,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:57,026 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:57,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:57,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:57,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:57,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:57,029 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:57,031 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:57,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:57,032 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:57,032 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_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d43a579fead76cada979bbaf2912558c79980eef82c3d2143337dc895995c75 [2023-11-24 23:07:57,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:57,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:57,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:57,481 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:57,481 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:57,483 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-24 23:08:01,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:02,020 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:02,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-24 23:08:02,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/data/9bc949061/b7ae1a321fd34a2a92ddb42b80a5aaf5/FLAG8971ed8b6 [2023-11-24 23:08:02,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/data/9bc949061/b7ae1a321fd34a2a92ddb42b80a5aaf5 [2023-11-24 23:08:02,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:02,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:02,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:02,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:02,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:02,169 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dad4147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:02, skipping insertion in model container [2023-11-24 23:08:02,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:02" (1/1) ... [2023-11-24 23:08:02,658 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:03,351 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19354,19367] [2023-11-24 23:08:05,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:05,459 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:05,614 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[19354,19367] [2023-11-24 23:08:07,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:07,203 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:07,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07 WrapperNode [2023-11-24 23:08:07,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:07,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:07,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:07,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:07,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:07,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:07,758 INFO L138 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19990 [2023-11-24 23:08:07,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:07,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:07,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:07,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:07,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:07,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:07,841 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:07,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:08,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:08,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:08,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:08,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:08,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:08,607 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:08,608 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:08,608 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:08,609 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:07" (1/1) ... [2023-11-24 23:08:08,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:08,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:08,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:08,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65c0b1e9-5296-4b67-9b11-d092da408dc3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:09,438 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:09,442 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:19,521 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:20,381 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:20,381 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:08:20,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:20 BoogieIcfgContainer [2023-11-24 23:08:20,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:20,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:20,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:20,399 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:20,400 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:20" (1/1) ... [2023-11-24 23:08:20,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:08:20,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5378 states to 2815 states and 5378 transitions. [2023-11-24 23:08:20,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 5378 transitions. [2023-11-24 23:08:20,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:08:20,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:20,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:21,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5842 states to 2833 states and 5842 transitions. [2023-11-24 23:08:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 5842 transitions. [2023-11-24 23:08:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:08:21,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:21,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:22,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:22,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5848 states to 2837 states and 5848 transitions. [2023-11-24 23:08:22,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5848 transitions. [2023-11-24 23:08:22,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:08:22,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:22,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:23,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:23,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5661 states to 2749 states and 5661 transitions. [2023-11-24 23:08:23,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 5661 transitions. [2023-11-24 23:08:23,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:23,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:23,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:23,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6116 states to 2770 states and 6116 transitions. [2023-11-24 23:08:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 6116 transitions. [2023-11-24 23:08:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:23,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:23,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:24,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:24,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6538 states to 2775 states and 6538 transitions. [2023-11-24 23:08:24,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 6538 transitions. [2023-11-24 23:08:24,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:24,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:24,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:25,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6551 states to 2782 states and 6551 transitions. [2023-11-24 23:08:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 6551 transitions. [2023-11-24 23:08:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:25,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:25,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6569 states to 2792 states and 6569 transitions. [2023-11-24 23:08:25,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 6569 transitions. [2023-11-24 23:08:25,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:25,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:25,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:26,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:26,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7028 states to 2815 states and 7028 transitions. [2023-11-24 23:08:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 7028 transitions. [2023-11-24 23:08:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:26,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:26,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7044 states to 2824 states and 7044 transitions. [2023-11-24 23:08:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 7044 transitions. [2023-11-24 23:08:27,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:27,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:27,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:27,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:29,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:29,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 2831 states and 7057 transitions. [2023-11-24 23:08:29,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 7057 transitions. [2023-11-24 23:08:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:29,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:29,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:29,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:29,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7055 states to 2831 states and 7055 transitions. [2023-11-24 23:08:29,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 7055 transitions. [2023-11-24 23:08:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:29,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:29,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:29,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 2835 states and 7063 transitions. [2023-11-24 23:08:29,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 7063 transitions. [2023-11-24 23:08:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:29,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:29,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:30,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7499 states to 2846 states and 7499 transitions. [2023-11-24 23:08:30,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 7499 transitions. [2023-11-24 23:08:30,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:30,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:30,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:32,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:32,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7953 states to 2865 states and 7953 transitions. [2023-11-24 23:08:32,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 7953 transitions. [2023-11-24 23:08:32,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:32,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:32,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:32,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:32,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7963 states to 2871 states and 7963 transitions. [2023-11-24 23:08:32,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 7963 transitions. [2023-11-24 23:08:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:32,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:32,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:32,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:32,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7974 states to 2877 states and 7974 transitions. [2023-11-24 23:08:32,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 7974 transitions. [2023-11-24 23:08:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:32,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:32,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:33,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8429 states to 2896 states and 8429 transitions. [2023-11-24 23:08:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 8429 transitions. [2023-11-24 23:08:33,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:33,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:33,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:33,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:34,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:34,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8446 states to 2905 states and 8446 transitions. [2023-11-24 23:08:34,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 8446 transitions. [2023-11-24 23:08:34,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 23:08:34,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:34,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:34,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:36,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6085 states to 2144 states and 6085 transitions. [2023-11-24 23:08:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 6085 transitions. [2023-11-24 23:08:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:36,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:36,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6112 states to 2158 states and 6112 transitions. [2023-11-24 23:08:37,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 6112 transitions. [2023-11-24 23:08:37,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:37,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:37,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:37,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:37,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6111 states to 2158 states and 6111 transitions. [2023-11-24 23:08:37,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 6111 transitions. [2023-11-24 23:08:37,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:37,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:37,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:37,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6120 states to 2164 states and 6120 transitions. [2023-11-24 23:08:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 6120 transitions. [2023-11-24 23:08:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:37,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:37,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:37,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6450 states to 2185 states and 6450 transitions. [2023-11-24 23:08:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 6450 transitions. [2023-11-24 23:08:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 23:08:39,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:39,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:39,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.