./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i --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_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/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_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/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_fb96eb12-fa0c-483f-b4aa-32eae5a71842/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 efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:20,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:20,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:51:20,444 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:20,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:20,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:20,486 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:20,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:20,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:20,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:20,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:20,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:20,495 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:20,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:20,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:20,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:20,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:20,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:20,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:20,501 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:20,501 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:20,502 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:20,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:20,503 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:20,504 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:20,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:20,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:20,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:20,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:20,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:20,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:20,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:20,509 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:20,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:20,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:20,510 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_fb96eb12-fa0c-483f-b4aa-32eae5a71842/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 [2023-11-21 18:51:20,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:20,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:20,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:20,856 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:20,856 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:20,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2023-11-21 18:51:23,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:24,309 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:24,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2023-11-21 18:51:24,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/data/aaa247cd6/ea60580349184b9d830590f4cc350582/FLAG851f4a349 [2023-11-21 18:51:24,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/data/aaa247cd6/ea60580349184b9d830590f4cc350582 [2023-11-21 18:51:24,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:24,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:24,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:24,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:24,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:24,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:24" (1/1) ... [2023-11-21 18:51:24,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9f76d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:24, skipping insertion in model container [2023-11-21 18:51:24,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:24" (1/1) ... [2023-11-21 18:51:24,474 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:25,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:25,166 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:25,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:25,463 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:25,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25 WrapperNode [2023-11-21 18:51:25,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:25,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:25,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:25,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:25,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,671 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1817 [2023-11-21 18:51:25,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:25,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:25,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:25,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:25,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:25,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:25,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:25,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:25,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:25" (1/1) ... [2023-11-21 18:51:25,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:25,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:25,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:25,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb96eb12-fa0c-483f-b4aa-32eae5a71842/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:25,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:51:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:51:25,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:51:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:51:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:51:25,931 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:51:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:51:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:51:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:51:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:25,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:26,263 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:26,266 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:28,483 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:30,702 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:30,702 INFO L308 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-21 18:51:30,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:30 BoogieIcfgContainer [2023-11-21 18:51:30,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:30,708 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:30,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:30,721 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:30,721 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:30" (1/1) ... [2023-11-21 18:51:30,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:51:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:30,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 171 states and 288 transitions. [2023-11-21 18:51:30,822 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 288 transitions. [2023-11-21 18:51:30,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:51:30,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:30,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:31,063 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 18:51:31,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:31,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 170 states and 287 transitions. [2023-11-21 18:51:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 287 transitions. [2023-11-21 18:51:31,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:51:31,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:31,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:31,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:51:31,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:31,300 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 18:51:31,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 173 states and 291 transitions. [2023-11-21 18:51:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 291 transitions. [2023-11-21 18:51:31,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:51:31,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:31,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:31,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:51:31,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:31,481 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 18:51:31,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:31,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 173 states and 287 transitions. [2023-11-21 18:51:31,489 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 287 transitions. [2023-11-21 18:51:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:51:31,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:31,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:31,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:51:31,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:31,592 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 18:51:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:31,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 173 states and 279 transitions. [2023-11-21 18:51:31,601 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 279 transitions. [2023-11-21 18:51:31,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:51:31,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:31,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:31,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:51:31,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:31,755 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 18:51:31,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:31,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 173 states and 267 transitions. [2023-11-21 18:51:31,765 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 267 transitions. [2023-11-21 18:51:31,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:51:31,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:31,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:32,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:51:32,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:32,061 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 18:51:42,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:51:52,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:51:52,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:52,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 173 states and 255 transitions. [2023-11-21 18:51:52,235 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 255 transitions. [2023-11-21 18:51:52,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:51:52,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:52,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:52,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:51:52,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:52,909 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 18:51:55,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:52:06,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:52:08,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:52:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:08,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 217 states and 308 transitions. [2023-11-21 18:52:08,819 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 308 transitions. [2023-11-21 18:52:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:52:08,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:08,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:09,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:09,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:09,225 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 18:52:09,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:09,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 217 states and 306 transitions. [2023-11-21 18:52:09,245 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 306 transitions. [2023-11-21 18:52:09,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:52:09,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:09,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:09,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:09,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:09,706 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 18:52:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 217 states and 304 transitions. [2023-11-21 18:52:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 304 transitions. [2023-11-21 18:52:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:52:09,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:09,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:10,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:10,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:20,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:52:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:20,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 217 states and 302 transitions. [2023-11-21 18:52:20,167 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 302 transitions. [2023-11-21 18:52:20,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:52:20,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:20,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:20,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:52:20,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:20,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:22,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:52:22,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 217 states and 300 transitions. [2023-11-21 18:52:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 300 transitions. [2023-11-21 18:52:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:52:22,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:22,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:23,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:52:23,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:52:23,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.