./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/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_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/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_773300b1-328c-4e15-a178-1d8a49f69d17/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 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:57,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:57,613 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:36:57,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:36:57,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:36:57,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:57,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:57,665 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:57,666 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:57,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:57,676 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:57,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:57,677 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:36:57,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:57,679 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:36:57,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:57,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:57,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:57,681 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:57,682 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:57,682 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:57,683 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:36:57,683 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:57,683 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:57,684 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:57,685 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:57,685 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:57,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:57,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:57,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:57,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:57,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:57,689 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:36:57,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:36:57,689 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:57,690 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_773300b1-328c-4e15-a178-1d8a49f69d17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f [2023-11-21 18:36:58,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:58,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:58,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:58,088 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:58,088 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:58,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-1.i [2023-11-21 18:37:01,190 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:37:01,527 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:37:01,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test3-1.i [2023-11-21 18:37:01,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/data/c01b333a5/3ba8c1bd880b4464a99df81a2d3994cd/FLAGd41e4d132 [2023-11-21 18:37:01,585 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/data/c01b333a5/3ba8c1bd880b4464a99df81a2d3994cd [2023-11-21 18:37:01,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:37:01,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:37:01,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:01,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:37:01,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:37:01,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:01" (1/1) ... [2023-11-21 18:37:01,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd6c4f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:01, skipping insertion in model container [2023-11-21 18:37:01,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:01" (1/1) ... [2023-11-21 18:37:01,691 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:01,939 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:37:02,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:02,253 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:37:02,290 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:37:02,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:02,426 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:37:02,426 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:37:02,434 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:37:02,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02 WrapperNode [2023-11-21 18:37:02,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:02,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:02,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:37:02,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:37:02,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,584 INFO L138 Inliner]: procedures = 178, calls = 283, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1349 [2023-11-21 18:37:02,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:02,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:37:02,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:37:02,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:37:02,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:37:02,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:37:02,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:37:02,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:37:02,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:02" (1/1) ... [2023-11-21 18:37:02,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:02,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:37:02,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:37:02,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_773300b1-328c-4e15-a178-1d8a49f69d17/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:37:02,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:37:02,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:37:02,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:37:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:37:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:37:02,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:37:02,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:37:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:37:02,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:37:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:37:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:37:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:37:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:37:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:37:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:37:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:37:03,192 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:37:03,194 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:37:04,953 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:37:06,831 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:37:06,831 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 18:37:06,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:06 BoogieIcfgContainer [2023-11-21 18:37:06,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:37:06,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:37:06,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:37:06,846 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:37:06,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:06" (1/1) ... [2023-11-21 18:37:06,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:37:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:06,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 131 states and 214 transitions. [2023-11-21 18:37:06,929 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 214 transitions. [2023-11-21 18:37:06,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:37:06,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:06,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:07,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:37:07,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:07,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-21 18:37:07,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 18:37:07,399 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:37:07,400 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-21 18:37:07,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:07,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-21 18:37:07,424 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 18:37:07,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 134 states and 219 transitions. [2023-11-21 18:37:07,505 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 219 transitions. [2023-11-21 18:37:07,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:37:07,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:07,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:07,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:37:07,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:07,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-21 18:37:07,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 18:37:07,634 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:37:07,635 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-21 18:37:07,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:37:07,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-21 18:37:07,654 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 18:37:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 135 states and 220 transitions. [2023-11-21 18:37:07,676 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 220 transitions. [2023-11-21 18:37:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:37:07,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:07,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:07,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:07,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:07,768 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 18:37:07,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:07,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-11-21 18:37:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-11-21 18:37:07,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:37:07,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:07,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:07,852 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 18:37:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-11-21 18:37:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-11-21 18:37:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:37:07,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:07,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:07,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:07,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:07,954 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 18:37:07,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 135 states and 209 transitions. [2023-11-21 18:37:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 209 transitions. [2023-11-21 18:37:07,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:37:07,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:07,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:08,008 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 18:37:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:08,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 135 states and 205 transitions. [2023-11-21 18:37:08,018 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2023-11-21 18:37:08,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:37:08,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:08,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:08,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:08,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:08,119 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 18:37:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 135 states and 199 transitions. [2023-11-21 18:37:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 199 transitions. [2023-11-21 18:37:08,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:37:08,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:08,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:08,170 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 18:37:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-11-21 18:37:08,176 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-11-21 18:37:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:37:08,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:08,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:08,269 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 18:37:18,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:37:18,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:18,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 135 states and 195 transitions. [2023-11-21 18:37:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2023-11-21 18:37:18,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:37:18,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:18,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:18,665 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 18:37:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 135 states and 194 transitions. [2023-11-21 18:37:18,694 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 194 transitions. [2023-11-21 18:37:18,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:37:18,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:18,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:18,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:37:18,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:18,882 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 18:37:28,905 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 18:37:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2023-11-21 18:37:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2023-11-21 18:37:28,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:37:28,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:28,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:29,126 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 18:37:29,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 139 states and 192 transitions. [2023-11-21 18:37:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2023-11-21 18:37:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:37:29,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:29,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:29,242 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 18:37:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2023-11-21 18:37:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2023-11-21 18:37:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:37:29,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:29,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:29,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:37:29,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:37:29,664 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 18:37:40,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:37:50,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:38:00,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:38:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 146 states and 198 transitions. [2023-11-21 18:38:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 198 transitions. [2023-11-21 18:38:00,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:38:00,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:00,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:00,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:00,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:00,329 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 18:38:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:00,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2023-11-21 18:38:00,338 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2023-11-21 18:38:00,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:38:00,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:00,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:00,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:38:00,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:38:00,548 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 18:38:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:38:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 146 states and 194 transitions. [2023-11-21 18:38:00,560 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 194 transitions. [2023-11-21 18:38:00,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:38:00,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:38:00,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:38:00,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:38:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.