./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV --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 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:18,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:18,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:18,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:18,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:18,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:18,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:18,618 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:18,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:18,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:18,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:18,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:18,629 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:18,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:18,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:18,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:18,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:18,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:18,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:18,635 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:18,636 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:18,637 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:18,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:18,638 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:18,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:18,639 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:18,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:18,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:18,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:18,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:18,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:18,644 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:18,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:18,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:18,645 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_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6698dfe763688c38a478c53cfe3bc6bac092e445bf13ef44be53eb6068218c93 [2023-11-11 23:49:19,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:19,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:19,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:19,068 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:19,069 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:19,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2023-11-11 23:49:22,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:22,926 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:22,927 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test9-1.i [2023-11-11 23:49:22,959 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/data/5009be510/1a819d1ff0cd4014b67e9a7b604dad1c/FLAGf04443e54 [2023-11-11 23:49:23,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/data/5009be510/1a819d1ff0cd4014b67e9a7b604dad1c [2023-11-11 23:49:23,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:23,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:23,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:23,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:23,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:23,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:23" (1/1) ... [2023-11-11 23:49:23,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b3c67e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:23, skipping insertion in model container [2023-11-11 23:49:23,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:23" (1/1) ... [2023-11-11 23:49:23,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:24,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:24,303 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:24,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:24,610 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:24,619 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:24,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24 WrapperNode [2023-11-11 23:49:24,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:24,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:24,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:24,623 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:24,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,848 INFO L138 Inliner]: procedures = 177, calls = 732, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3195 [2023-11-11 23:49:24,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:24,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:24,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:24,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:24,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:24,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:25,017 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:25,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:25,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:25,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:25,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:24" (1/1) ... [2023-11-11 23:49:25,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:25,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:25,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:25,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae9d0ee-b75b-4957-a0b3-036d3ff2ed15/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:25,109 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:49:25,109 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:49:25,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:25,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:49:25,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:49:25,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:25,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-11 23:49:25,111 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-11 23:49:25,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:49:25,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:25,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:49:25,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:25,112 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:49:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:49:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:25,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:25,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:25,341 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:25,344 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:29,403 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:31,600 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:31,601 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-11 23:49:31,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:31 BoogieIcfgContainer [2023-11-11 23:49:31,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:31,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:31,608 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:31,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:31,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:31" (1/1) ... [2023-11-11 23:49:31,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:49:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1122 states and 2193 transitions. [2023-11-11 23:49:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2193 transitions. [2023-11-11 23:49:31,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:49:31,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:31,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:31,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-11 23:49:31,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:32,065 INFO L351 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 [2023-11-11 23:49:32,117 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:49:32,119 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:49:32,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:49:32,128 INFO L351 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 15 treesize of output 7 [2023-11-11 23:49:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:32,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1125 states and 2198 transitions. [2023-11-11 23:49:32,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2198 transitions. [2023-11-11 23:49:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:49:32,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:32,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-11 23:49:32,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:32,296 INFO L351 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 [2023-11-11 23:49:32,302 INFO L351 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 [2023-11-11 23:49:32,345 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-11 23:49:32,346 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-11 23:49:32,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-11 23:49:32,352 INFO L351 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 15 treesize of output 7 [2023-11-11 23:49:32,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:32,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1128 states and 2203 transitions. [2023-11-11 23:49:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2203 transitions. [2023-11-11 23:49:32,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:32,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:32,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:32,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:32,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1128 states and 2201 transitions. [2023-11-11 23:49:32,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2201 transitions. [2023-11-11 23:49:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:32,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:32,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1128 states and 2197 transitions. [2023-11-11 23:49:32,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2197 transitions. [2023-11-11 23:49:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:49:32,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:33,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:33,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:33,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:33,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1128 states and 2193 transitions. [2023-11-11 23:49:33,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2193 transitions. [2023-11-11 23:49:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:49:33,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:33,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:33,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:33,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:33,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:33,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1128 states and 2187 transitions. [2023-11-11 23:49:33,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2187 transitions. [2023-11-11 23:49:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:49:33,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:33,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:33,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:49:33,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:43,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:49:43,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:43,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1128 states and 2181 transitions. [2023-11-11 23:49:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2181 transitions. [2023-11-11 23:49:43,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:49:43,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:43,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:43,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:49:43,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:49:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:49:54,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:04,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:14,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:24,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:50:24,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:50:24,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1143 states and 2200 transitions. [2023-11-11 23:50:24,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2200 transitions. [2023-11-11 23:50:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:50:24,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:50:24,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:50:24,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:50:25,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:50:25,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:50:25,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.