./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9 --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 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:48:53,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:48:53,850 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:48:53,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:48:53,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:48:53,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:48:53,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:48:53,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:48:53,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:48:53,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:48:53,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:48:53,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:48:53,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:48:53,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:48:53,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:48:53,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:48:53,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:48:53,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:48:53,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:48:53,883 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:48:53,884 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:48:53,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:48:53,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:48:53,885 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:48:53,886 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:48:53,886 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:48:53,887 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:48:53,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:48:53,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:48:53,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:48:53,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:48:53,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:48:53,889 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:48:53,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:48:53,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:48:53,891 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_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d [2023-12-02 22:48:54,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:48:54,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:48:54,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:48:54,125 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:48:54,126 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:48:54,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2023-12-02 22:48:56,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:48:57,118 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:48:57,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2023-12-02 22:48:57,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data/13652a3ec/99c577164321474fb7f7d5325b3a9d41/FLAG6c37eb628 [2023-12-02 22:48:57,150 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data/13652a3ec/99c577164321474fb7f7d5325b3a9d41 [2023-12-02 22:48:57,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:48:57,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:48:57,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:48:57,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:48:57,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:48:57,159 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:57,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39886f3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57, skipping insertion in model container [2023-12-02 22:48:57,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:57,228 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:48:57,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:48:57,807 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:48:57,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:48:57,960 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:48:57,974 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:48:57,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57 WrapperNode [2023-12-02 22:48:57,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:48:57,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:48:57,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:48:57,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:48:57,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,093 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1383 [2023-12-02 22:48:58,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:48:58,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:48:58,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:48:58,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:48:58,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:48:58,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:48:58,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:48:58,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:48:58,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:48:57" (1/1) ... [2023-12-02 22:48:58,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:48:58,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:48:58,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:48:58,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:48:58,281 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 22:48:58,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 22:48:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:48:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 22:48:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:48:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:48:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-12-02 22:48:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-12-02 22:48:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:48:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:48:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:48:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:48:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:48:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:48:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-12-02 22:48:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-12-02 22:48:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:48:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-12-02 22:48:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-12-02 22:48:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:48:58,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:48:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:48:58,508 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:48:58,511 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:48:59,811 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:49:01,131 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:49:01,132 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 22:49:01,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:49:01 BoogieIcfgContainer [2023-12-02 22:49:01,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:49:01,134 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:49:01,135 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:49:01,144 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:49:01,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:49:01" (1/1) ... [2023-12-02 22:49:01,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:49:01,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-12-02 22:49:01,213 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-12-02 22:49:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:49:01,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:01,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:01,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:49:01,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:01,498 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 [2023-12-02 22:49:01,540 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-12-02 22:49:01,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-12-02 22:49:01,551 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 8 treesize of output 7 [2023-12-02 22:49:01,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 22:49:01,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 22:49:01,608 INFO L173 IndexEqualityManager]: detected equality via solver [2023-12-02 22:49:01,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 21 treesize of output 5 [2023-12-02 22:49:01,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2023-12-02 22:49:01,635 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 22:49:01,637 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-12-02 22:49:01,698 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 22:49:01,699 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 22:49:01,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 22:49:01,709 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 22:49:01,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 20 [2023-12-02 22:49:01,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:01,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 180 states and 277 transitions. [2023-12-02 22:49:01,792 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 277 transitions. [2023-12-02 22:49:01,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:49:01,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:01,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:01,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:49:01,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:01,883 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 [2023-12-02 22:49:01,915 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-12-02 22:49:01,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-12-02 22:49:01,924 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 8 treesize of output 7 [2023-12-02 22:49:01,943 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 8 treesize of output 7 [2023-12-02 22:49:01,976 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-12-02 22:49:01,986 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 22:49:01,987 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2023-12-02 22:49:01,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2023-12-02 22:49:02,019 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 22:49:02,020 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 22:49:02,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 22:49:02,025 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 15 treesize of output 7 [2023-12-02 22:49:02,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:02,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:02,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 278 transitions. [2023-12-02 22:49:02,066 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 278 transitions. [2023-12-02 22:49:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:49:02,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:02,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:02,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:49:02,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:02,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:02,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:02,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 181 states and 276 transitions. [2023-12-02 22:49:02,170 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 276 transitions. [2023-12-02 22:49:02,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:49:02,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:02,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:02,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:49:02,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 181 states and 270 transitions. [2023-12-02 22:49:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 270 transitions. [2023-12-02 22:49:02,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:49:02,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:02,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:02,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:02,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:02,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 179 states and 260 transitions. [2023-12-02 22:49:02,557 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2023-12-02 22:49:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:49:02,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:02,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:02,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:49:02,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:02,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 179 states and 258 transitions. [2023-12-02 22:49:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 258 transitions. [2023-12-02 22:49:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:49:02,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:02,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:02,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:49:02,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:02,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:12,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:49:12,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:12,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 179 states and 256 transitions. [2023-12-02 22:49:12,973 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 256 transitions. [2023-12-02 22:49:12,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:49:12,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:12,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:13,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:49:13,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:13,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:23,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:49:33,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:49:43,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:49:53,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:49:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:53,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 197 states and 283 transitions. [2023-12-02 22:49:53,766 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 283 transitions. [2023-12-02 22:49:53,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:49:53,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:53,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:53,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:49:53,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:54,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:04,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:50:14,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:50:24,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:50:34,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:50:34,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:34,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 216 states and 311 transitions. [2023-12-02 22:50:34,864 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 311 transitions. [2023-12-02 22:50:34,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:50:34,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:34,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:35,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:50:35,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:35,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:45,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:50:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 216 states and 309 transitions. [2023-12-02 22:50:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 309 transitions. [2023-12-02 22:50:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:50:45,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:45,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:45,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:50:45,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:50:55,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:05,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:15,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:25,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:25,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 219 states and 311 transitions. [2023-12-02 22:51:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 311 transitions. [2023-12-02 22:51:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:51:25,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:25,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:25,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:51:25,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:51:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 219 states and 307 transitions. [2023-12-02 22:51:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 307 transitions. [2023-12-02 22:51:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:51:25,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:25,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:25,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:51:25,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:51:35,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:45,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:51:55,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:52:05,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:52:05,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 222 states and 309 transitions. [2023-12-02 22:52:05,890 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 309 transitions. [2023-12-02 22:52:05,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:52:05,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:05,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:06,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:52:06,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:06,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 222 states and 303 transitions. [2023-12-02 22:52:06,186 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 303 transitions. [2023-12-02 22:52:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:52:06,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:06,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:06,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:52:06,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:06,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:06,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 231 states and 314 transitions. [2023-12-02 22:52:06,561 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 314 transitions. [2023-12-02 22:52:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:52:06,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:06,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:06,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:52:06,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:06,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:17,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:52:27,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:52:37,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:52:47,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:52:47,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 258 states and 360 transitions. [2023-12-02 22:52:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 360 transitions. [2023-12-02 22:52:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:52:47,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:47,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:48,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:48,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:52:48,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:48,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:48,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 267 states and 372 transitions. [2023-12-02 22:52:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 372 transitions. [2023-12-02 22:52:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:52:48,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:48,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:48,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:52:48,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:48,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 295 states and 421 transitions. [2023-12-02 22:52:49,797 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 421 transitions. [2023-12-02 22:52:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:52:49,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:49,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:50,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:52:50,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:53:00,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:53:10,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:53:20,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:53:30,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:53:30,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 298 states and 423 transitions. [2023-12-02 22:53:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 423 transitions. [2023-12-02 22:53:30,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:53:30,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:30,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:30,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:53:30,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:53:30,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:53:40,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:53:50,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:54:00,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:54:10,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:54:10,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 301 states and 425 transitions. [2023-12-02 22:54:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 425 transitions. [2023-12-02 22:54:10,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:54:10,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:10,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:10,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:54:10,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:54:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:21,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:54:31,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:54:41,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:54:51,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:54:51,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:51,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 316 states and 444 transitions. [2023-12-02 22:54:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 444 transitions. [2023-12-02 22:54:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:54:51,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:51,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:52,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:54:52,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:54:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 330 states and 482 transitions. [2023-12-02 22:54:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 482 transitions. [2023-12-02 22:54:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:54:53,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:53,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:53,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:54:53,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:54:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:55,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 347 states and 532 transitions. [2023-12-02 22:54:55,944 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 532 transitions. [2023-12-02 22:54:55,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:54:55,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:55,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:56,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:54:56,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:54:56,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 346 states and 527 transitions. [2023-12-02 22:54:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 527 transitions. [2023-12-02 22:54:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:54:56,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:56,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:56,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:54:56,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:54:56,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:55:06,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:55:16,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:55:26,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:55:36,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 22:55:36,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:36,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 349 states and 529 transitions. [2023-12-02 22:55:36,668 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 529 transitions. [2023-12-02 22:55:36,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:55:36,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:36,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:36,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:55:36,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:37,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:37,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 355 states and 542 transitions. [2023-12-02 22:55:37,252 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 542 transitions. [2023-12-02 22:55:37,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:55:37,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:37,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:37,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:55:37,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:37,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:55:37,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:37,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 353 states and 538 transitions. [2023-12-02 22:55:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 538 transitions. [2023-12-02 22:55:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:55:37,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:37,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:37,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:55:37,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:39,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:39,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 361 states and 558 transitions. [2023-12-02 22:55:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 558 transitions. [2023-12-02 22:55:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:55:39,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:39,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:39,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:55:39,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:39,723 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:42,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 378 states and 613 transitions. [2023-12-02 22:55:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 613 transitions. [2023-12-02 22:55:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:55:42,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:42,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:42,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:55:42,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:42,782 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:45,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 400 states and 682 transitions. [2023-12-02 22:55:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 682 transitions. [2023-12-02 22:55:45,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:55:45,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:45,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:45,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:55:45,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:46,011 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:55:50,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:50,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 414 states and 726 transitions. [2023-12-02 22:55:50,141 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 726 transitions. [2023-12-02 22:55:50,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:55:50,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:50,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:50,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:55:50,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:51,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 414 states and 724 transitions. [2023-12-02 22:55:51,310 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 724 transitions. [2023-12-02 22:55:51,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:55:51,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:51,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:51,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:55:51,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:55:52,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 416 states and 731 transitions. [2023-12-02 22:55:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 731 transitions. [2023-12-02 22:55:52,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:55:52,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:52,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:53,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:55:53,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:53,377 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:55:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 438 states and 794 transitions. [2023-12-02 22:55:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 794 transitions. [2023-12-02 22:55:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:55:56,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:56,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:56,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:55:56,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:55:57,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 440 states and 800 transitions. [2023-12-02 22:55:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 800 transitions. [2023-12-02 22:55:57,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:55:57,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:57,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:57,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:55:57,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:57,512 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:55:57,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:57,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 441 states and 802 transitions. [2023-12-02 22:55:57,979 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 802 transitions. [2023-12-02 22:55:57,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:55:57,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:57,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:58,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:55:58,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:55:59,204 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:56:00,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:00,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 443 states and 804 transitions. [2023-12-02 22:56:00,219 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 804 transitions. [2023-12-02 22:56:00,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 22:56:00,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:00,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:00,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 22:56:00,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:56:02,169 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:10,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 451 states and 833 transitions. [2023-12-02 22:56:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 833 transitions. [2023-12-02 22:56:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 22:56:10,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:10,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:11,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:56:11,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:56:12,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 22:56:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:15,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 454 states and 841 transitions. [2023-12-02 22:56:15,992 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 841 transitions. [2023-12-02 22:56:15,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 22:56:15,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:15,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:17,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-02 22:56:17,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:56:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:20,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 456 states and 844 transitions. [2023-12-02 22:56:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 844 transitions. [2023-12-02 22:56:20,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 22:56:20,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:20,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:24,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 22:56:24,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:56:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:27,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 458 states and 848 transitions. [2023-12-02 22:56:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 848 transitions. [2023-12-02 22:56:27,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:56:27,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:27,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:29,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:56:29,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:56:30,260 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 22:56:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:32,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 460 states and 854 transitions. [2023-12-02 22:56:32,558 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 854 transitions. [2023-12-02 22:56:32,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:56:32,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:32,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 22:56:42,802 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:56:42,805 INFO L158 Benchmark]: Toolchain (without parser) took 465651.18ms. Allocated memory was 146.8MB in the beginning and 432.0MB in the end (delta: 285.2MB). Free memory was 105.5MB in the beginning and 127.4MB in the end (delta: -21.9MB). Peak memory consumption was 266.5MB. Max. memory is 16.1GB. [2023-12-02 22:56:42,805 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:56:42,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.75ms. Allocated memory is still 146.8MB. Free memory was 105.5MB in the beginning and 111.4MB in the end (delta: -5.9MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2023-12-02 22:56:42,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.98ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 111.4MB in the beginning and 158.9MB in the end (delta: -47.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-12-02 22:56:42,806 INFO L158 Benchmark]: Boogie Preprocessor took 119.67ms. Allocated memory is still 199.2MB. Free memory was 158.9MB in the beginning and 149.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:56:42,806 INFO L158 Benchmark]: RCFGBuilder took 2918.52ms. Allocated memory was 199.2MB in the beginning and 247.5MB in the end (delta: 48.2MB). Free memory was 149.3MB in the beginning and 80.4MB in the end (delta: 68.9MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. [2023-12-02 22:56:42,806 INFO L158 Benchmark]: CodeCheck took 461669.68ms. Allocated memory was 247.5MB in the beginning and 432.0MB in the end (delta: 184.5MB). Free memory was 80.4MB in the beginning and 127.4MB in the end (delta: -47.0MB). Peak memory consumption was 137.5MB. Max. memory is 16.1GB. [2023-12-02 22:56:42,808 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.75ms. Allocated memory is still 146.8MB. Free memory was 105.5MB in the beginning and 111.4MB in the end (delta: -5.9MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.98ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 111.4MB in the beginning and 158.9MB in the end (delta: -47.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 119.67ms. Allocated memory is still 199.2MB. Free memory was 158.9MB in the beginning and 149.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2918.52ms. Allocated memory was 199.2MB in the beginning and 247.5MB in the end (delta: 48.2MB). Free memory was 149.3MB in the beginning and 80.4MB in the end (delta: 68.9MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. * CodeCheck took 461669.68ms. Allocated memory was 247.5MB in the beginning and 432.0MB in the end (delta: 184.5MB). Free memory was 80.4MB in the beginning and 127.4MB in the end (delta: -47.0MB). Peak memory consumption was 137.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:56:43,015 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 22:56:43,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9 --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 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:56:44,721 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:56:44,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 22:56:44,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:56:44,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:56:44,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:56:44,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:56:44,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:56:44,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:56:44,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:56:44,837 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:56:44,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:56:44,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:56:44,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:56:44,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:56:44,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:56:44,841 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:56:44,841 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:56:44,842 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:56:44,843 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:56:44,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:56:44,844 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:56:44,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:56:44,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:56:44,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:56:44,845 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:56:44,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:56:44,846 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:56:44,847 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:56:44,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:56:44,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:56:44,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:56:44,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:56:44,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:56:44,849 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:56:44,850 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:56:44,850 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:56:44,851 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:56:44,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:56:44,852 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05edfd344a133924af20e7887ded3d695179bf474d7b39ea2b7287f4a108ff8d [2023-12-02 22:56:45,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:56:45,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:56:45,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:56:45,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:56:45,184 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:56:45,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2023-12-02 22:56:47,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:56:48,235 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:56:48,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test6-1.i [2023-12-02 22:56:48,257 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data/1278f4b35/630e1427062b4789ae3f0802e3163c6d/FLAG49345778a [2023-12-02 22:56:48,272 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/data/1278f4b35/630e1427062b4789ae3f0802e3163c6d [2023-12-02 22:56:48,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:56:48,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:56:48,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:56:48,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:56:48,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:56:48,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:56:48" (1/1) ... [2023-12-02 22:56:48,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48dea0b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:48, skipping insertion in model container [2023-12-02 22:56:48,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:56:48" (1/1) ... [2023-12-02 22:56:48,364 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:56:49,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:56:49,075 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 22:56:49,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:56:49,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:56:49,203 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:56:49,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:56:49,340 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:56:49,347 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:56:49,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49 WrapperNode [2023-12-02 22:56:49,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:56:49,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:56:49,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:56:49,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:56:49,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,459 INFO L138 Inliner]: procedures = 285, calls = 298, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1055 [2023-12-02 22:56:49,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:56:49,460 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:56:49,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:56:49,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:56:49,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:56:49,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:56:49,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:56:49,570 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:56:49,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:56:49" (1/1) ... [2023-12-02 22:56:49,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:56:49,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:56:49,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:56:49,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:56:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 22:56:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 22:56:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 22:56:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:56:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:56:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 22:56:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:56:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:56:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:56:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:56:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-12-02 22:56:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-12-02 22:56:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:56:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:56:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:56:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:56:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-12-02 22:56:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-12-02 22:56:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:56:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-12-02 22:56:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-12-02 22:56:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:56:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:56:49,845 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:56:49,847 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:57:01,030 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:57:01,458 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:57:01,458 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-12-02 22:57:01,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:57:01 BoogieIcfgContainer [2023-12-02 22:57:01,460 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:57:01,461 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:57:01,461 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:57:01,470 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:57:01,471 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:57:01" (1/1) ... [2023-12-02 22:57:01,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:57:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:57:01,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2023-12-02 22:57:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2023-12-02 22:57:01,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:57:01,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:57:01,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:57:01,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:57:01,538 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:57:01,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea07f67-1345-4a0f-aca3-b087bc928258/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process