[INFO] cloning repository https://github.com/Ischca/c-compiler-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ischca/c-compiler-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIschca%2Fc-compiler-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIschca%2Fc-compiler-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76510e91d9fd89f73868838ec92bf98168462326
[INFO] testing Ischca/c-compiler-with-rust against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIschca%2Fc-compiler-with-rust" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ischca/c-compiler-with-rust on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ischca/c-compiler-with-rust
[INFO] finished tweaking git repo https://github.com/Ischca/c-compiler-with-rust
[INFO] tweaked toml for git repo https://github.com/Ischca/c-compiler-with-rust written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/Ischca/c-compiler-with-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7d1da40cf7b63623902d366dccdde4ebe5590d9ac535592d25dcd86a2bd6a84
[INFO] running `Command { std: "docker" "start" "-a" "a7d1da40cf7b63623902d366dccdde4ebe5590d9ac535592d25dcd86a2bd6a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7d1da40cf7b63623902d366dccdde4ebe5590d9ac535592d25dcd86a2bd6a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d1da40cf7b63623902d366dccdde4ebe5590d9ac535592d25dcd86a2bd6a84", kill_on_drop: false }`
[INFO] [stdout] a7d1da40cf7b63623902d366dccdde4ebe5590d9ac535592d25dcd86a2bd6a84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6c71b6297a761d6cf60b7b147851556c086822fb72ea8d24a0e294f7453db29
[INFO] running `Command { std: "docker" "start" "-a" "f6c71b6297a761d6cf60b7b147851556c086822fb72ea8d24a0e294f7453db29", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling c-compiler-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cur`
[INFO] [stdout]   --> src/main.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn new_token(kind: TokenKind, cur: *const Token, str: String, val: i8) -> Box<Token> {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_cur`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `it`
[INFO] [stdout]    --> src/main.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     it if isdigit(c as i32) != 0 => {
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_it`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/main.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let token: Token;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:93:42
[INFO] [stdout]    |
[INFO] [stdout] 93 |         .fold(Box::new(Token::Empty()), |mut acc: Box<Token>, c: char| {
[INFO] [stdout]    |                                          ----^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkReserved`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     TkReserved, // 記号
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkNum`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TkNum,      // 整数トークン
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkEof`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     TkEof,      // 入力の終わりを表すトークン
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     kind: TokenKind,          // トークンの型
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     next: Box<Option<Token>>, // 次の入力トークン
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `val`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     val: i8,                  // kindがTkNumの場合、その数値
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `str`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     str: String,              // トークン文字列
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `Empty`
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn Empty() -> Token {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `consume`
[INFO] [stdout]   --> src/main.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn consume(op: char, token: Token) -> Option<Token> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect`
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn expect(op: char, token: Token) -> Option<Token> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_number`
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn expect_number(token: Token) -> Option<(i8, Token)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `at_eof`
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn at_eof(token: Token) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_token`
[INFO] [stdout]   --> src/main.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn new_token(kind: TokenKind, cur: *const Token, str: String, val: i8) -> Box<Token> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tokenize`
[INFO] [stdout]   --> src/main.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn tokenize(p: String) -> Option<Token> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `Empty` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn Empty() -> Token {
[INFO] [stdout]    |        ^^^^^ help: convert the identifier to snake case: `empty`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "f6c71b6297a761d6cf60b7b147851556c086822fb72ea8d24a0e294f7453db29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c71b6297a761d6cf60b7b147851556c086822fb72ea8d24a0e294f7453db29", kill_on_drop: false }`
[INFO] [stdout] f6c71b6297a761d6cf60b7b147851556c086822fb72ea8d24a0e294f7453db29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f1f2ebf0c7dbf5deeb1cb5f443714cd51741920e2ff555820b6fcf48de40a76
[INFO] running `Command { std: "docker" "start" "-a" "4f1f2ebf0c7dbf5deeb1cb5f443714cd51741920e2ff555820b6fcf48de40a76", kill_on_drop: false }`
[INFO] [stderr]    Compiling c-compiler-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cur`
[INFO] [stdout]   --> src/main.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn new_token(kind: TokenKind, cur: *const Token, str: String, val: i8) -> Box<Token> {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_cur`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `it`
[INFO] [stdout]    --> src/main.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     it if isdigit(c as i32) != 0 => {
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_it`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/main.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let token: Token;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:93:42
[INFO] [stdout]    |
[INFO] [stdout] 93 |         .fold(Box::new(Token::Empty()), |mut acc: Box<Token>, c: char| {
[INFO] [stdout]    |                                          ----^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkReserved`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     TkReserved, // 記号
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkNum`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TkNum,      // 整数トークン
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TkEof`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     TkEof,      // 入力の終わりを表すトークン
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     kind: TokenKind,          // トークンの型
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     next: Box<Option<Token>>, // 次の入力トークン
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `val`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     val: i8,                  // kindがTkNumの場合、その数値
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `str`
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     str: String,              // トークン文字列
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `Empty`
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn Empty() -> Token {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `consume`
[INFO] [stdout]   --> src/main.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn consume(op: char, token: Token) -> Option<Token> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect`
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn expect(op: char, token: Token) -> Option<Token> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_number`
[INFO] [stdout]   --> src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn expect_number(token: Token) -> Option<(i8, Token)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `at_eof`
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn at_eof(token: Token) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_token`
[INFO] [stdout]   --> src/main.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn new_token(kind: TokenKind, cur: *const Token, str: String, val: i8) -> Box<Token> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tokenize`
[INFO] [stdout]   --> src/main.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn tokenize(p: String) -> Option<Token> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `Empty` should have a snake case name
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn Empty() -> Token {
[INFO] [stdout]    |        ^^^^^ help: convert the identifier to snake case: `empty`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/c_compiler_with_rust-5c3cd7c69eb8acf1)
[INFO] running `Command { std: "docker" "inspect" "4f1f2ebf0c7dbf5deeb1cb5f443714cd51741920e2ff555820b6fcf48de40a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1f2ebf0c7dbf5deeb1cb5f443714cd51741920e2ff555820b6fcf48de40a76", kill_on_drop: false }`
[INFO] [stdout] 4f1f2ebf0c7dbf5deeb1cb5f443714cd51741920e2ff555820b6fcf48de40a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b92da6bee2679f1699179e4a046d686d5f4686e61ce9eea12fc1aabe0abb5a46
[INFO] running `Command { std: "docker" "start" "-a" "b92da6bee2679f1699179e4a046d686d5f4686e61ce9eea12fc1aabe0abb5a46", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `cur`
[INFO] [stderr]   --> src/main.rs:76:31
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn new_token(kind: TokenKind, cur: *const Token, str: String, val: i8) -> Box<Token> {
[INFO] [stderr]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_cur`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `it`
[INFO] [stderr]    --> src/main.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 |                     it if isdigit(c as i32) != 0 => {
[INFO] [stderr]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_it`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]    --> src/main.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     let token: Token;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:93:42
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 93 |         .fold(Box::new(Token::Empty()), |mut acc: Box<Token>, c: char| {
[INFO] [stdout] 
[INFO] [stderr]    |                                          ----^^^
[INFO] [stderr]    |                                          |
[INFO] [stderr]    |                                          help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TkReserved`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     TkReserved, // 記号
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TkNum`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     TkNum,      // 整数トークン
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TkEof`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     TkEof,      // 入力の終わりを表すトークン
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     kind: TokenKind,          // トークンの型
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `next`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     next: Box<Option<Token>>, // 次の入力トークン
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `val`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     val: i8,                  // kindがTkNumの場合、その数値
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `str`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     str: String,              // トークン文字列
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `Empty`
[INFO] [stderr]   --> src/main.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn Empty() -> Token {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `consume`
[INFO] [stderr]   --> src/main.rs:32:4
[INFO] [stderr]    |
[INFO] [stderr] 32 | fn consume(op: char, token: Token) -> Option<Token> {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect`
[INFO] [stderr]   --> src/main.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn expect(op: char, token: Token) -> Option<Token> {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_number`
[INFO] [stderr]   --> src/main.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn expect_number(token: Token) -> Option<(i8, Token)> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `at_eof`
[INFO] [stderr]   --> src/main.rs:71:4
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn at_eof(token: Token) -> bool {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_token`
[INFO] [stderr]   --> src/main.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn new_token(kind: TokenKind, cur: *const Token, str: String, val: i8) -> Box<Token> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tokenize`
[INFO] [stderr]   --> src/main.rs:86:4
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn tokenize(p: String) -> Option<Token> {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `Empty` should have a snake case name
[INFO] [stderr]   --> src/main.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn Empty() -> Token {
[INFO] [stderr]    |        ^^^^^ help: convert the identifier to snake case: `empty`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `c-compiler-with-rust` (bin "c-compiler-with-rust" test) generated 19 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/c_compiler_with_rust-5c3cd7c69eb8acf1)
[INFO] running `Command { std: "docker" "inspect" "b92da6bee2679f1699179e4a046d686d5f4686e61ce9eea12fc1aabe0abb5a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92da6bee2679f1699179e4a046d686d5f4686e61ce9eea12fc1aabe0abb5a46", kill_on_drop: false }`
[INFO] [stdout] b92da6bee2679f1699179e4a046d686d5f4686e61ce9eea12fc1aabe0abb5a46