./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-token-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 2329fc70 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-token-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10f8c5ed101296da8e76853e36294f37ed1d85898917b59e645db1ac667d60a8 --- 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-2329fc7 [2022-12-14 20:37:45,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:37:45,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:37:45,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:37:45,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:37:45,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:37:45,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:37:45,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:37:45,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:37:45,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:37:45,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:37:45,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:37:45,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:37:45,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:37:45,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:37:45,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:37:45,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:37:45,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:37:45,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:37:45,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:37:45,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:37:45,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:37:45,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:37:45,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:37:45,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:37:45,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:37:45,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:37:45,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:37:45,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:37:45,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:37:45,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:37:45,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:37:45,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:37:45,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:37:45,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:37:45,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:37:45,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:37:45,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:37:45,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:37:45,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:37:45,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:37:45,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-12-14 20:37:45,185 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:37:45,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:37:45,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:37:45,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:37:45,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:37:45,186 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:37:45,186 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:37:45,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:37:45,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:37:45,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:37:45,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:37:45,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:37:45,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:37:45,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:37:45,188 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:37:45,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:37:45,188 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10f8c5ed101296da8e76853e36294f37ed1d85898917b59e645db1ac667d60a8 [2022-12-14 20:37:45,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:37:45,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:37:45,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:37:45,360 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:37:45,360 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:37:45,361 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/forester-heap/sll-token-1.i [2022-12-14 20:37:47,920 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:37:48,075 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:37:48,075 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i [2022-12-14 20:37:48,082 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/data/681f3fc41/317b5450814e45338420415dd01cb766/FLAGe52f65da8 [2022-12-14 20:37:48,092 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/data/681f3fc41/317b5450814e45338420415dd01cb766 [2022-12-14 20:37:48,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:37:48,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:37:48,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:37:48,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:37:48,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:37:48,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71542ab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48, skipping insertion in model container [2022-12-14 20:37:48,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:37:48,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:37:48,318 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22162,22175] [2022-12-14 20:37:48,322 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22311,22324] [2022-12-14 20:37:48,323 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22402,22415] [2022-12-14 20:37:48,324 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22484,22497] [2022-12-14 20:37:48,325 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22562,22575] [2022-12-14 20:37:48,326 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22708,22721] [2022-12-14 20:37:48,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:37:48,338 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:37:48,366 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22162,22175] [2022-12-14 20:37:48,367 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22311,22324] [2022-12-14 20:37:48,368 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22402,22415] [2022-12-14 20:37:48,369 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22484,22497] [2022-12-14 20:37:48,370 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22562,22575] [2022-12-14 20:37:48,371 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_abc0c553-9af9-4b1a-a3da-bb32dbf43236/sv-benchmarks/c/forester-heap/sll-token-1.i[22708,22721] [2022-12-14 20:37:48,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:37:48,389 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:37:48,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48 WrapperNode [2022-12-14 20:37:48,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:37:48,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:37:48,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:37:48,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:37:48,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,425 INFO L138 Inliner]: procedures = 119, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 132 [2022-12-14 20:37:48,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:37:48,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:37:48,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:37:48,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:37:48,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,452 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:37:48,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:37:48,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:37:48,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:37:48,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:37:48,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:37:48,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:37:48,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:37:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:37:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:37:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:37:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:37:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:37:48,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:37:48,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:37:48,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:37:48,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:37:48,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:37:48,603 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:37:48,605 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:37:48,828 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:37:48,857 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:37:48,857 INFO L300 CfgBuilder]: Removed 15 assume(true) statements. [2022-12-14 20:37:48,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:37:48 BoogieIcfgContainer [2022-12-14 20:37:48,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:37:48,860 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:37:48,860 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:37:48,868 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:37:48,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:37:48" (1/1) ... [2022-12-14 20:37:48,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:37:48,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:48,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 108 states and 131 transitions. [2022-12-14 20:37:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2022-12-14 20:37:48,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 20:37:48,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:48,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 107 states and 130 transitions. [2022-12-14 20:37:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 130 transitions. [2022-12-14 20:37:49,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 20:37:49,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 106 states and 129 transitions. [2022-12-14 20:37:49,244 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 129 transitions. [2022-12-14 20:37:49,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:37:49,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 105 states and 128 transitions. [2022-12-14 20:37:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2022-12-14 20:37:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:37:49,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 104 states and 127 transitions. [2022-12-14 20:37:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 127 transitions. [2022-12-14 20:37:49,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:37:49,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 104 states and 125 transitions. [2022-12-14 20:37:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2022-12-14 20:37:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:37:49,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 107 states and 130 transitions. [2022-12-14 20:37:49,447 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 130 transitions. [2022-12-14 20:37:49,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:37:49,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 110 states and 135 transitions. [2022-12-14 20:37:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2022-12-14 20:37:49,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:37:49,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 111 states and 137 transitions. [2022-12-14 20:37:49,710 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 137 transitions. [2022-12-14 20:37:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:37:49,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2022-12-14 20:37:49,877 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2022-12-14 20:37:49,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:37:49,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 111 states and 138 transitions. [2022-12-14 20:37:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 138 transitions. [2022-12-14 20:37:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:37:49,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:49,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:50,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 115 states and 144 transitions. [2022-12-14 20:37:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 144 transitions. [2022-12-14 20:37:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:37:50,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:50,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:50,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:50,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 114 states and 143 transitions. [2022-12-14 20:37:50,334 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 143 transitions. [2022-12-14 20:37:50,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:37:50,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:50,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:50,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2022-12-14 20:37:50,555 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2022-12-14 20:37:50,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:37:50,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:50,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:50,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 114 states and 144 transitions. [2022-12-14 20:37:50,590 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2022-12-14 20:37:50,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:37:50,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:50,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:50,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 115 states and 146 transitions. [2022-12-14 20:37:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2022-12-14 20:37:50,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:37:50,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:50,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:51,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:51,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 117 states and 150 transitions. [2022-12-14 20:37:51,007 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 150 transitions. [2022-12-14 20:37:51,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:37:51,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:51,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:51,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:51,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:51,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 119 states and 154 transitions. [2022-12-14 20:37:51,568 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 154 transitions. [2022-12-14 20:37:51,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:37:51,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:51,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:51,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 121 states and 158 transitions. [2022-12-14 20:37:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 158 transitions. [2022-12-14 20:37:51,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:37:51,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:51,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 123 states and 162 transitions. [2022-12-14 20:37:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 162 transitions. [2022-12-14 20:37:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:37:52,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:52,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:53,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:53,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 126 states and 166 transitions. [2022-12-14 20:37:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 166 transitions. [2022-12-14 20:37:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:37:53,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:53,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:53,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:53,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 126 states and 163 transitions. [2022-12-14 20:37:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2022-12-14 20:37:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:37:53,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:53,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 133 states and 174 transitions. [2022-12-14 20:37:54,684 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 174 transitions. [2022-12-14 20:37:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:37:54,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:54,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 142 states and 191 transitions. [2022-12-14 20:37:56,246 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 191 transitions. [2022-12-14 20:37:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:37:56,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:56,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:58,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 151 states and 208 transitions. [2022-12-14 20:37:58,524 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 208 transitions. [2022-12-14 20:37:58,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:37:58,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:58,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:58,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:59,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 155 states and 214 transitions. [2022-12-14 20:37:59,206 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 214 transitions. [2022-12-14 20:37:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:37:59,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:59,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:37:59,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:37:59,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 157 states and 216 transitions. [2022-12-14 20:37:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 216 transitions. [2022-12-14 20:37:59,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:37:59,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:37:59,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:37:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:37:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:38:00,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:38:00,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 113 states and 140 transitions. [2022-12-14 20:38:00,005 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 140 transitions. [2022-12-14 20:38:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:38:00,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:38:00,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:38:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:38:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:38:00,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:38:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 115 states and 142 transitions. [2022-12-14 20:38:00,051 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 142 transitions. [2022-12-14 20:38:00,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:38:00,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:38:00,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:38:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:38:00,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:38:00,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:38:00,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 115 states and 141 transitions. [2022-12-14 20:38:00,164 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 141 transitions. [2022-12-14 20:38:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:38:00,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:38:00,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:38:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:38:00,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:38:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:38:00,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 116 states and 141 transitions. [2022-12-14 20:38:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 141 transitions. [2022-12-14 20:38:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:38:00,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:38:00,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:38:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:38:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:38:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:38:00,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 117 states and 142 transitions. [2022-12-14 20:38:00,238 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 142 transitions. [2022-12-14 20:38:00,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:38:00,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:38:00,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:38:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:38:00,247 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:38:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:38:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:38:00,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:38:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:38:00,396 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 32 iterations. [2022-12-14 20:38:00,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:38:00 ImpRootNode [2022-12-14 20:38:00,415 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:38:00,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:38:00,416 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:38:00,416 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:38:00,416 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:37:48" (3/4) ... [2022-12-14 20:38:00,417 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 20:38:00,442 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:38:00,442 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:38:00,443 INFO L158 Benchmark]: Toolchain (without parser) took 12347.65ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 79.6MB in the beginning and 115.9MB in the end (delta: -36.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:38:00,443 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:38:00,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.67ms. Allocated memory is still 140.5MB. Free memory was 79.5MB in the beginning and 98.9MB in the end (delta: -19.4MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2022-12-14 20:38:00,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.57ms. Allocated memory is still 140.5MB. Free memory was 98.9MB in the beginning and 96.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:38:00,444 INFO L158 Benchmark]: Boogie Preprocessor took 29.44ms. Allocated memory is still 140.5MB. Free memory was 96.8MB in the beginning and 94.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:38:00,444 INFO L158 Benchmark]: RCFGBuilder took 402.58ms. Allocated memory is still 140.5MB. Free memory was 94.7MB in the beginning and 72.1MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 20:38:00,445 INFO L158 Benchmark]: CodeCheck took 11555.23ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 71.6MB in the beginning and 117.9MB in the end (delta: -46.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:38:00,445 INFO L158 Benchmark]: Witness Printer took 26.64ms. Allocated memory is still 169.9MB. Free memory was 117.9MB in the beginning and 115.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:38:00,447 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, 108 locations, 54 error locations. Started 1 CEGAR loops. OverallTime: 11.5s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1691 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1078 mSDsluCounter, 1539 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1172 mSDsCounter, 1732 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4858 IncrementalHoareTripleChecker+Invalid, 6590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1732 mSolverCounterUnsat, 367 mSDtfsCounter, 4858 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2072 GetRequests, 1860 SyntacticMatches, 16 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13701 ImplicationChecksByTransitivity, 9.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 237 ConstructedInterpolants, 0 QuantifiedInterpolants, 1034 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 30 PerfectInterpolantSequences, 6/7 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 - CounterExampleResult [Line: 1031]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1003] SLL* head = malloc(sizeof(SLL)); [L1004] head->next = ((void*)0) VAL [head={729:0}] [L1005] head->data = 0 [L1007] SLL* x = head; VAL [head={729:0}, x={729:0}] [L1010] COND FALSE !(__VERIFIER_nondet_int()) [L1018] x->data = 1 [L1019] x->next = malloc(sizeof(SLL)) [L1020] EXPR x->next VAL [head={729:0}, x={729:0}, x->next={-1:0}] [L1020] x->next->data = 2 [L1022] x = head VAL [head={729:0}, x={729:0}] [L1024] COND FALSE !(!(((void*)0) != x)) VAL [head={729:0}, x={729:0}] [L1026] EXPR x->data VAL [head={729:0}, x={729:0}, x->data=1] [L1026] COND FALSE !(1 != x->data) [L1031] EXPR x->data VAL [head={729:0}, x={729:0}, x->data=1] [L1031] COND TRUE !(2 == x->data) [L1031] reach_error() VAL [head={729:0}, x={729:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.67ms. Allocated memory is still 140.5MB. Free memory was 79.5MB in the beginning and 98.9MB in the end (delta: -19.4MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.57ms. Allocated memory is still 140.5MB. Free memory was 98.9MB in the beginning and 96.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.44ms. Allocated memory is still 140.5MB. Free memory was 96.8MB in the beginning and 94.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.58ms. Allocated memory is still 140.5MB. Free memory was 94.7MB in the beginning and 72.1MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 11555.23ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 71.6MB in the beginning and 117.9MB in the end (delta: -46.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 26.64ms. Allocated memory is still 169.9MB. Free memory was 117.9MB in the beginning and 115.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 20:38:00,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abc0c553-9af9-4b1a-a3da-bb32dbf43236/bin/ukojak-rkRKPMF4O4/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)