[INFO] cloning repository https://github.com/YonedaMasashi/SampleLibraryForRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YonedaMasashi/SampleLibraryForRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYonedaMasashi%2FSampleLibraryForRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYonedaMasashi%2FSampleLibraryForRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a256344089d13828501dc99abd0e8c87a3e70d34
[INFO] checking YonedaMasashi/SampleLibraryForRust against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYonedaMasashi%2FSampleLibraryForRust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YonedaMasashi/SampleLibraryForRust on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YonedaMasashi/SampleLibraryForRust
[INFO] finished tweaking git repo https://github.com/YonedaMasashi/SampleLibraryForRust
[INFO] tweaked toml for git repo https://github.com/YonedaMasashi/SampleLibraryForRust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/YonedaMasashi/SampleLibraryForRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69c71199726f07edb77214b218fe5c5e089d7a16da13f64a1445e2140b219d55
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "69c71199726f07edb77214b218fe5c5e089d7a16da13f64a1445e2140b219d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69c71199726f07edb77214b218fe5c5e089d7a16da13f64a1445e2140b219d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c71199726f07edb77214b218fe5c5e089d7a16da13f64a1445e2140b219d55", kill_on_drop: false }`
[INFO] [stdout] 69c71199726f07edb77214b218fe5c5e089d7a16da13f64a1445e2140b219d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3bb8948e4878fe8e13bf946ff7b625c6471523d879925222b730c38c7208b97e
[INFO] running `Command { std: "docker" "start" "-a" "3bb8948e4878fe8e13bf946ff7b625c6471523d879925222b730c38c7208b97e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling libsqlite3-sys v0.12.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stderr]     Checking sample_library v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `user_name`
[INFO] [stdout]  --> src/service/add_user.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_name`
[INFO] [stdout]  --> src/service/add_user.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_name`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_mail_address`
[INFO] [stdout]  --> src/service/add_user.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_mail_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_mail_address`
[INFO] [stdout]  --> src/service/add_user.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_mail_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `addUser`
[INFO] [stdout]  --> src/service/add_user.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `addUser`
[INFO] [stdout]  --> src/service/add_user.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/service/db_connection.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `userEntity` should have a snake case name
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let userEntity = entity::user::UserEntity {
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `user_entity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bookEntity` should have a snake case name
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let bookEntity = entity::book::BookEntity {
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `book_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/service/db_connection.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `borrowEntity` should have a snake case name
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let borrowEntity = entity::borrow::BorrowEntity {
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `borrow_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `userGet` should have a snake case name
[INFO] [stdout]   --> src/main.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let userGet = User.find(1)
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `user_get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `userEntity` should have a snake case name
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let userEntity = entity::user::UserEntity {
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `user_entity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `borrowGet` should have a snake case name
[INFO] [stdout]   --> src/main.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let borrowGet = entity::borrow::BorrowEntity::belonging_to(&userGet)
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `borrow_get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Book` should have a snake case name
[INFO] [stdout]  --> src/schema.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Book (book_id) {
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `book`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bookEntity` should have a snake case name
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let bookEntity = entity::book::BookEntity {
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `book_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Borrow` should have a snake case name
[INFO] [stdout]   --> src/schema.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Borrow (borrow_id) {
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `borrowEntity` should have a snake case name
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let borrowEntity = entity::borrow::BorrowEntity {
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `borrow_entity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `User` should have a snake case name
[INFO] [stdout]   --> src/schema.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     User (user_id) {
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case (notice the capitalization): `user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `userGet` should have a snake case name
[INFO] [stdout]   --> src/main.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let userGet = User.find(1)
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `user_get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `borrowGet` should have a snake case name
[INFO] [stdout]   --> src/main.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let borrowGet = entity::borrow::BorrowEntity::belonging_to(&userGet)
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `borrow_get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Book` should have a snake case name
[INFO] [stdout]  --> src/schema.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Book (book_id) {
[INFO] [stdout]   |     ^^^^ help: convert the identifier to snake case: `book`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Borrow` should have a snake case name
[INFO] [stdout]   --> src/schema.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Borrow (borrow_id) {
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to snake case: `borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `User` should have a snake case name
[INFO] [stdout]   --> src/schema.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     User (user_id) {
[INFO] [stdout]    |     ^^^^ help: convert the identifier to snake case (notice the capitalization): `user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `addUser` should have a snake case name
[INFO] [stdout]  --> src/service/add_user.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |    ^^^^^^^ help: convert the identifier to snake case: `add_user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `addUser` should have a snake case name
[INFO] [stdout]  --> src/service/add_user.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn addUser(user_name:String, user_mail_address:String) -> bool {
[INFO] [stdout]   |    ^^^^^^^ help: convert the identifier to snake case: `add_user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "3bb8948e4878fe8e13bf946ff7b625c6471523d879925222b730c38c7208b97e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb8948e4878fe8e13bf946ff7b625c6471523d879925222b730c38c7208b97e", kill_on_drop: false }`
[INFO] [stdout] 3bb8948e4878fe8e13bf946ff7b625c6471523d879925222b730c38c7208b97e