./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:08:09,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:08:09,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:08:09,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:08:09,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:08:09,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:08:09,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:08:09,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:08:09,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:08:09,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:08:09,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:08:09,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:08:09,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:08:09,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:08:09,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:08:09,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:08:09,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:08:09,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:08:09,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:08:09,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:08:09,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:08:09,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:08:09,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:08:09,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:08:09,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:08:09,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:08:09,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:08:09,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:08:09,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:08:09,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:08:09,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:08:09,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:08:09,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:08:09,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:08:09,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:08:09,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:08:09,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:08:09,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:08:09,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:08:09,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:08:09,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:08:09,170 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 18:08:09,218 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:08:09,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:08:09,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:08:09,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:08:09,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:08:09,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:08:09,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:08:09,220 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:08:09,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:08:09,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:08:09,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:08:09,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:08:09,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:08:09,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:08:09,222 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:08:09,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:08:09,222 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:08:09,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:08:09,222 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:08:09,222 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:08:09,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:08:09,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:08:09,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:08:09,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:08:09,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:08:09,224 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:08:09,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:08:09,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:08:09,225 INFO L138 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_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc74ae7e31589f228260101e75826f872a5ff2be20b18370840af309ca05fc6e [2022-11-20 18:08:09,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:08:09,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:08:09,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:08:09,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:08:09,570 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:08:09,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2022-11-20 18:08:12,708 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:08:12,911 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:08:12,913 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2022-11-20 18:08:12,926 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/data/c0644a79f/e3b166d76986448cb3fc1d7e89fb1f1d/FLAG27a8da476 [2022-11-20 18:08:12,944 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/data/c0644a79f/e3b166d76986448cb3fc1d7e89fb1f1d [2022-11-20 18:08:12,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:08:12,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:08:12,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:08:12,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:08:12,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:08:12,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:08:12" (1/1) ... [2022-11-20 18:08:12,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a954db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:12, skipping insertion in model container [2022-11-20 18:08:12,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:08:12" (1/1) ... [2022-11-20 18:08:12,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:08:13,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:08:13,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2022-11-20 18:08:13,197 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2022-11-20 18:08:13,199 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2022-11-20 18:08:13,200 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2022-11-20 18:08:13,203 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2022-11-20 18:08:13,205 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2022-11-20 18:08:13,207 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2022-11-20 18:08:13,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2022-11-20 18:08:13,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2022-11-20 18:08:13,212 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2022-11-20 18:08:13,215 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2022-11-20 18:08:13,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2022-11-20 18:08:13,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2022-11-20 18:08:13,220 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2022-11-20 18:08:13,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2022-11-20 18:08:13,224 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2022-11-20 18:08:13,225 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2022-11-20 18:08:13,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:08:13,238 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:08:13,253 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2022-11-20 18:08:13,254 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2022-11-20 18:08:13,256 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2022-11-20 18:08:13,258 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2022-11-20 18:08:13,260 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2022-11-20 18:08:13,262 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2022-11-20 18:08:13,264 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2022-11-20 18:08:13,265 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2022-11-20 18:08:13,267 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2022-11-20 18:08:13,268 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2022-11-20 18:08:13,271 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2022-11-20 18:08:13,272 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2022-11-20 18:08:13,275 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2022-11-20 18:08:13,277 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2022-11-20 18:08:13,278 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2022-11-20 18:08:13,280 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2022-11-20 18:08:13,282 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2022-11-20 18:08:13,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:08:13,308 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:08:13,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13 WrapperNode [2022-11-20 18:08:13,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:08:13,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:08:13,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:08:13,310 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:08:13,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,355 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 229 [2022-11-20 18:08:13,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:08:13,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:08:13,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:08:13,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:08:13,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,378 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:08:13,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:08:13,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:08:13,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:08:13,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:08:13,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:08:13,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:08:13,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:08:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:08:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:08:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:08:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:08:13,543 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:08:13,545 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:08:13,893 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:08:13,911 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:08:13,911 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:08:13,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:08:13 BoogieIcfgContainer [2022-11-20 18:08:13,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:08:13,914 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:08:13,914 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:08:13,936 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:08:13,936 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:08:13" (1/1) ... [2022-11-20 18:08:13,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:08:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2022-11-20 18:08:14,029 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2022-11-20 18:08:14,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:08:14,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:14,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2022-11-20 18:08:14,470 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2022-11-20 18:08:14,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:08:14,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:14,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2022-11-20 18:08:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2022-11-20 18:08:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:08:14,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:14,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2022-11-20 18:08:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2022-11-20 18:08:14,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:08:14,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:14,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:15,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:15,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:15,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 75 states and 102 transitions. [2022-11-20 18:08:15,275 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 102 transitions. [2022-11-20 18:08:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:08:15,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:15,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:15,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 78 states and 107 transitions. [2022-11-20 18:08:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2022-11-20 18:08:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:08:15,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:15,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:15,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2022-11-20 18:08:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2022-11-20 18:08:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:08:15,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:15,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:15,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:16,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:16,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-20 18:08:16,128 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-20 18:08:16,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:08:16,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:16,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:16,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:16,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2022-11-20 18:08:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2022-11-20 18:08:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:08:16,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:16,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2022-11-20 18:08:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2022-11-20 18:08:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:08:17,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:17,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:17,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:17,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 84 states and 115 transitions. [2022-11-20 18:08:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 115 transitions. [2022-11-20 18:08:17,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:08:17,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:17,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2022-11-20 18:08:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2022-11-20 18:08:17,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:17,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:17,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:18,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:18,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 119 transitions. [2022-11-20 18:08:18,474 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 119 transitions. [2022-11-20 18:08:18,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:18,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:18,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:18,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:18,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:19,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2022-11-20 18:08:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2022-11-20 18:08:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:19,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:19,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:19,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2022-11-20 18:08:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2022-11-20 18:08:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:19,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:19,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:19,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:20,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 101 states and 138 transitions. [2022-11-20 18:08:20,019 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 138 transitions. [2022-11-20 18:08:20,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:08:20,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:20,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 142 transitions. [2022-11-20 18:08:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2022-11-20 18:08:20,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:08:20,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:20,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:21,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:21,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2022-11-20 18:08:21,157 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2022-11-20 18:08:21,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:08:21,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:21,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:21,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:08:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:21,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2022-11-20 18:08:21,698 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2022-11-20 18:08:21,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:08:21,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:21,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:22,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 112 states and 157 transitions. [2022-11-20 18:08:22,155 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2022-11-20 18:08:22,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:22,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:22,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:22,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:23,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:23,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 115 states and 160 transitions. [2022-11-20 18:08:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2022-11-20 18:08:23,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:23,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:23,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:24,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:24,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2022-11-20 18:08:24,103 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2022-11-20 18:08:24,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:24,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:24,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:24,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:24,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 162 transitions. [2022-11-20 18:08:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 162 transitions. [2022-11-20 18:08:24,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:08:24,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:24,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:24,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:24,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 117 states and 164 transitions. [2022-11-20 18:08:24,983 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 164 transitions. [2022-11-20 18:08:24,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:24,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:24,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2022-11-20 18:08:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2022-11-20 18:08:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:25,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:25,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:28,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 123 states and 172 transitions. [2022-11-20 18:08:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 172 transitions. [2022-11-20 18:08:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:08:28,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:28,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:28,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:30,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:30,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 127 states and 179 transitions. [2022-11-20 18:08:30,236 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2022-11-20 18:08:30,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:08:30,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:30,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:30,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:31,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:31,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 132 states and 187 transitions. [2022-11-20 18:08:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 187 transitions. [2022-11-20 18:08:31,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:08:31,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:31,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 134 states and 189 transitions. [2022-11-20 18:08:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 189 transitions. [2022-11-20 18:08:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:08:32,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:32,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:32,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:33,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 136 states and 190 transitions. [2022-11-20 18:08:33,032 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2022-11-20 18:08:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:08:33,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:33,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:33,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 138 states and 193 transitions. [2022-11-20 18:08:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 193 transitions. [2022-11-20 18:08:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:33,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:33,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 137 states and 190 transitions. [2022-11-20 18:08:34,278 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 190 transitions. [2022-11-20 18:08:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:34,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:34,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:34,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2022-11-20 18:08:35,591 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2022-11-20 18:08:35,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:08:35,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:35,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:35,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 138 states and 191 transitions. [2022-11-20 18:08:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 191 transitions. [2022-11-20 18:08:35,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:08:35,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:35,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:36,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2022-11-20 18:08:36,171 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2022-11-20 18:08:36,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:08:36,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:36,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:08:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 177 transitions. [2022-11-20 18:08:36,690 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 177 transitions. [2022-11-20 18:08:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:08:36,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:36,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 18:08:37,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2022-11-20 18:08:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2022-11-20 18:08:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:08:37,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:37,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:37,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:37,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 123 states and 168 transitions. [2022-11-20 18:08:37,971 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 168 transitions. [2022-11-20 18:08:37,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:08:37,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:37,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:38,019 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:38,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:38,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2022-11-20 18:08:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2022-11-20 18:08:38,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:08:38,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:38,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:38,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:38,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2022-11-20 18:08:38,955 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2022-11-20 18:08:38,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:08:38,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:38,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:40,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2022-11-20 18:08:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2022-11-20 18:08:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:08:40,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:40,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:40,107 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:40,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 84 states and 102 transitions. [2022-11-20 18:08:40,583 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2022-11-20 18:08:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:08:40,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:40,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:08:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 71 states and 89 transitions. [2022-11-20 18:08:41,210 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2022-11-20 18:08:41,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:08:41,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:41,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:41,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2022-11-20 18:08:41,782 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2022-11-20 18:08:41,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:08:41,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:41,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:42,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:42,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2022-11-20 18:08:42,381 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2022-11-20 18:08:42,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:08:42,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:42,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:42,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:42,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:42,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2022-11-20 18:08:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-11-20 18:08:42,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:08:42,713 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2022-11-20 18:08:42,722 INFO L754 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2022-11-20 18:08:42,993 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:08:42,998 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:08:42,998 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2022-11-20 18:08:43,005 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2022-11-20 18:08:43,005 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-11-20 18:08:43,006 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2022-11-20 18:08:43,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:08:43 ImpRootNode [2022-11-20 18:08:43,007 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:08:43,008 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:08:43,008 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:08:43,008 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:08:43,009 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:08:13" (3/4) ... [2022-11-20 18:08:43,012 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:08:43,024 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 18:08:43,024 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 18:08:43,025 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 18:08:43,025 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:08:43,089 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:08:43,089 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:08:43,090 INFO L158 Benchmark]: Toolchain (without parser) took 30138.77ms. Allocated memory was 134.2MB in the beginning and 302.0MB in the end (delta: 167.8MB). Free memory was 67.4MB in the beginning and 183.6MB in the end (delta: -116.2MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2022-11-20 18:08:43,090 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:08:43,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.56ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 67.3MB in the beginning and 135.7MB in the end (delta: -68.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-20 18:08:43,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.35ms. Allocated memory is still 174.1MB. Free memory was 135.7MB in the beginning and 133.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:08:43,091 INFO L158 Benchmark]: Boogie Preprocessor took 26.52ms. Allocated memory is still 174.1MB. Free memory was 133.3MB in the beginning and 131.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:08:43,092 INFO L158 Benchmark]: RCFGBuilder took 530.45ms. Allocated memory is still 174.1MB. Free memory was 131.5MB in the beginning and 136.6MB in the end (delta: -5.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:08:43,092 INFO L158 Benchmark]: CodeCheck took 29093.23ms. Allocated memory was 174.1MB in the beginning and 302.0MB in the end (delta: 127.9MB). Free memory was 136.6MB in the beginning and 188.8MB in the end (delta: -52.2MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2022-11-20 18:08:43,092 INFO L158 Benchmark]: Witness Printer took 81.28ms. Allocated memory is still 302.0MB. Free memory was 188.8MB in the beginning and 183.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:08:43,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 69 locations, 17 error locations. Started 1 CEGAR loops. OverallTime: 28.7s, OverallIterations: 46, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8277 SdHoareTripleChecker+Valid, 23.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4855 mSDsluCounter, 4114 SdHoareTripleChecker+Invalid, 19.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2801 mSDsCounter, 3873 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15072 IncrementalHoareTripleChecker+Invalid, 18945 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3873 mSolverCounterUnsat, 1313 mSDtfsCounter, 15072 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5855 GetRequests, 5368 SyntacticMatches, 169 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40936 ImplicationChecksByTransitivity, 23.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 724 NumberOfCodeBlocks, 724 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 679 ConstructedInterpolants, 0 QuantifiedInterpolants, 2341 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 34 PerfectInterpolantSequences, 55/81 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 44]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 56]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 73]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 85]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 115]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 127]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 143]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 177]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 189]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 225]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 237]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 279]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 298]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 310]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 339]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 351]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 17 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: (!(main__t <= 1) && main__t < main__tagbuf_len) || ((((1 <= main__t && !(main__tagbuf_len == 0)) && 0 < main__tagbuf_len + 1) && main__t <= 1) && !(main__t == main__tagbuf_len)) - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((!(main__tagbuf_len == 0) && main__t == 0) && 0 < main__tagbuf_len + 1) || (1 <= main__t && main__t < main__tagbuf_len) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((1 <= main__t && !(main__tagbuf_len == 0)) && 0 < main__tagbuf_len + 1) && main__t <= 1) || (!(main__t <= 1) && main__t <= main__tagbuf_len) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((!(main__t <= 1) && main__t < main__tagbuf_len) || ((!(main__tagbuf_len == 0) && main__t == 0) && 0 < main__tagbuf_len + 1)) || ((((1 <= main__t && !(main__tagbuf_len == 0)) && 0 < main__tagbuf_len + 1) && main__t <= 1) && !(main__t == main__tagbuf_len)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.56ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 67.3MB in the beginning and 135.7MB in the end (delta: -68.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.35ms. Allocated memory is still 174.1MB. Free memory was 135.7MB in the beginning and 133.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.52ms. Allocated memory is still 174.1MB. Free memory was 133.3MB in the beginning and 131.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 530.45ms. Allocated memory is still 174.1MB. Free memory was 131.5MB in the beginning and 136.6MB in the end (delta: -5.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 29093.23ms. Allocated memory was 174.1MB in the beginning and 302.0MB in the end (delta: 127.9MB). Free memory was 136.6MB in the beginning and 188.8MB in the end (delta: -52.2MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. * Witness Printer took 81.28ms. Allocated memory is still 302.0MB. Free memory was 188.8MB in the beginning and 183.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:08:43,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dff45f-54b0-4503-b9f6-b5b1fe206111/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE