./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --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 dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:09,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:09,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:07:09,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:07:09,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:07:09,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:09,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:09,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:09,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:09,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:09,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:09,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:09,553 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:09,555 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:07:09,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:09,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:09,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:09,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:09,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:09,558 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:09,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:09,559 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:09,560 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:09,561 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:09,561 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:09,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:09,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:09,563 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:09,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:09,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:09,566 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:07:09,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:07:09,567 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:09,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 [2023-11-23 20:07:09,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:09,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:09,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:09,957 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:09,957 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:09,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2023-11-23 20:07:13,019 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:13,430 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:13,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2023-11-23 20:07:13,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data/c7d757ad7/cbbb1013035c4d9cb07691d23cec6fd5/FLAG7bef2a392 [2023-11-23 20:07:13,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data/c7d757ad7/cbbb1013035c4d9cb07691d23cec6fd5 [2023-11-23 20:07:13,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:13,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:13,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:13,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:13,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:13,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:13" (1/1) ... [2023-11-23 20:07:13,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b27adc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:13, skipping insertion in model container [2023-11-23 20:07:13,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:13" (1/1) ... [2023-11-23 20:07:13,602 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:13,852 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:07:14,596 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:251) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3077) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2918) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:142) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1156) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:07:14,602 INFO L158 Benchmark]: Toolchain (without parser) took 1112.44ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 103.5MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:07:14,603 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:14,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1110.10ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 104.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:07:14,605 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1110.10ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 104.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --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 dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:17,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:17,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-23 20:07:17,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:17,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:17,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:17,241 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:17,241 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:17,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:17,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:17,244 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:17,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:17,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:17,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:17,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:17,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:17,248 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:07:17,249 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:07:17,250 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:07:17,250 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:17,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:17,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:17,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:17,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:17,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:17,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:17,256 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:17,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:17,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:17,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:17,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:17,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:17,260 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:07:17,260 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:17,261 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:17,261 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:07:17,262 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:17,262 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc2ec1b0948642cc0812f9243941bb0af0f8a0ce726e636b78d2ca93075c1b54 [2023-11-23 20:07:17,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:17,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:17,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:17,761 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:17,761 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:17,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2023-11-23 20:07:21,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:21,649 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:21,650 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i [2023-11-23 20:07:21,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data/6e3e71a7d/d5fe829904094cebaa8da609a0352521/FLAGa0ebfe795 [2023-11-23 20:07:21,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/data/6e3e71a7d/d5fe829904094cebaa8da609a0352521 [2023-11-23 20:07:21,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:21,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:21,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:21,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:21,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:21,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:21" (1/1) ... [2023-11-23 20:07:21,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5603b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:21, skipping insertion in model container [2023-11-23 20:07:21,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:21" (1/1) ... [2023-11-23 20:07:21,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:22,197 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:07:23,302 WARN L240 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_a1351b39-7e75-4df2-beb4-78af7a070661/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i[71467,71480] [2023-11-23 20:07:23,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:23,795 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:07:23,833 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:23,846 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:07:23,881 WARN L240 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_a1351b39-7e75-4df2-beb4-78af7a070661/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i[71467,71480] [2023-11-23 20:07:24,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:24,058 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:24,085 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:07:24,119 WARN L240 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_a1351b39-7e75-4df2-beb4-78af7a070661/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_3_unsafe.c-amalgamation.i[71467,71480] [2023-11-23 20:07:24,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:24,485 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:24,485 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:24,486 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:24,486 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:24,486 WARN L675 CHandler]: The function activation is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:24,495 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:24,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24 WrapperNode [2023-11-23 20:07:24,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:24,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:24,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:24,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:24,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,733 INFO L138 Inliner]: procedures = 780, calls = 643, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1226 [2023-11-23 20:07:24,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:24,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:24,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:24,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:24,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:24,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:24,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:24,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:24,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:24" (1/1) ... [2023-11-23 20:07:24,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:24,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:24,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:25,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-23 20:07:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2023-11-23 20:07:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:07:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:07:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:07:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:07:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:07:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2023-11-23 20:07:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2023-11-23 20:07:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-11-23 20:07:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-11-23 20:07:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:07:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:07:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:07:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-23 20:07:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:07:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2023-11-23 20:07:25,053 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2023-11-23 20:07:25,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-23 20:07:25,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:07:25,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:07:25,055 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2023-11-23 20:07:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2023-11-23 20:07:25,402 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:25,405 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:54,605 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:56,040 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:56,041 INFO L309 CfgBuilder]: Removed 44 assume(true) statements. [2023-11-23 20:07:56,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:56 BoogieIcfgContainer [2023-11-23 20:07:56,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:56,045 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:56,045 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:56,058 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:56,058 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:56" (1/1) ... [2023-11-23 20:07:56,071 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:07:56,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:07:56,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2023-11-23 20:07:56,193 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2023-11-23 20:07:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:07:56,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:07:56,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:56,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:07:56,222 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:07:56,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:08:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:03,116 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:08:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:06,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 2222 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:08:06,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:06,934 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:08:06,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1351b39-7e75-4df2-beb4-78af7a070661/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0