[INFO] cloning repository https://github.com/suzuki-hoge/rust-design-pattern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suzuki-hoge/rust-design-pattern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzuki-hoge%2Frust-design-pattern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzuki-hoge%2Frust-design-pattern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7190ac065f1afd298722e7702d129357c4fc9f84
[INFO] checking suzuki-hoge/rust-design-pattern against try#3a4cb0edb4040379c037e06efeb5409e44be7b77 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzuki-hoge%2Frust-design-pattern" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/suzuki-hoge/rust-design-pattern
[INFO] finished tweaking git repo https://github.com/suzuki-hoge/rust-design-pattern
[INFO] tweaked toml for git repo https://github.com/suzuki-hoge/rust-design-pattern written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/suzuki-hoge/rust-design-pattern on toolchain 3a4cb0edb4040379c037e06efeb5409e44be7b77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/suzuki-hoge/rust-design-pattern already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4426afb712f3f6736d639d366976b1f18c1ff2d218765b04093159ba80880c7b
[INFO] running `Command { std: "docker" "start" "-a" "4426afb712f3f6736d639d366976b1f18c1ff2d218765b04093159ba80880c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4426afb712f3f6736d639d366976b1f18c1ff2d218765b04093159ba80880c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4426afb712f3f6736d639d366976b1f18c1ff2d218765b04093159ba80880c7b", kill_on_drop: false }`
[INFO] [stdout] 4426afb712f3f6736d639d366976b1f18c1ff2d218765b04093159ba80880c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 046b8f77a37570c33ae9ae9e660544fdaa6e47d55bb47922df752390c7737406
[INFO] running `Command { std: "docker" "start" "-a" "046b8f77a37570c33ae9ae9e660544fdaa6e47d55bb47922df752390c7737406", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufWriter, Write};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rust-desgin-pattern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     update_mods(&modules);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let _ = update_mods(&modules);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     update_readme(&modules);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let _ = update_readme(&modules);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufWriter, Write};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Calculator` is never constructed
[INFO] [stdout]  --> src/behavioral_patterns/command/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Calculator {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `exec_all` and `undo_all` are never used
[INFO] [stdout]   --> src/behavioral_patterns/command/mod.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Calculator {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout]  9 |     fn exec_all(&self, operand: i64) -> i64 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn undo_all(&self, operand: i64) -> i64 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Command` is never used
[INFO] [stdout]   --> src/behavioral_patterns/command/mod.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | trait Command {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AddCommand` is never constructed
[INFO] [stdout]   --> src/behavioral_patterns/command/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct AddCommand {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NegateCommand` is never constructed
[INFO] [stdout]   --> src/behavioral_patterns/command/mod.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct NegateCommand;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Noticer` is never used
[INFO] [stdout]  --> src/behavioral_patterns/strategy/mod.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Noticer {
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mail` is never constructed
[INFO] [stdout]  --> src/behavioral_patterns/strategy/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Mail {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SMS` is never constructed
[INFO] [stdout]   --> src/behavioral_patterns/strategy/mod.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct SMS {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Report` is never constructed
[INFO] [stdout]   --> src/behavioral_patterns/strategy/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Report<T: Noticer> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `notice` are never used
[INFO] [stdout]   --> src/behavioral_patterns/strategy/mod.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<T: Noticer> Report<T> {
[INFO] [stdout]    | -------------------------- associated items in this implementation
[INFO] [stdout] 33 |     // 通信手段は交換可能である
[INFO] [stdout] 34 |     pub fn new(noticer: T) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn notice(&self, message: &str) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TextTemplate` is never used
[INFO] [stdout]  --> src/behavioral_patterns/template/mod.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait TextTemplate {
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleText` is never constructed
[INFO] [stdout]   --> src/behavioral_patterns/template/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct SimpleText {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Html` is never constructed
[INFO] [stdout]   --> src/behavioral_patterns/template/mod.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Html {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Supplier` is never used
[INFO] [stdout]  --> src/creational_patterns/factory_method/mod.rs:2:7
[INFO] [stdout]   |
[INFO] [stdout] 2 | trait Supplier {
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Processor` is never used
[INFO] [stdout]  --> src/creational_patterns/factory_method/mod.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait Processor {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SagawaSupplier` is never constructed
[INFO] [stdout]   --> src/creational_patterns/factory_method/mod.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct SagawaSupplier {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SagawaProcessor` is never constructed
[INFO] [stdout]   --> src/creational_patterns/factory_method/mod.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct SagawaProcessor {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/creational_patterns/factory_method/mod.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl SagawaProcessor {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 36 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     update_mods(&modules);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let _ = update_mods(&modules);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     update_readme(&modules);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let _ = update_readme(&modules);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "046b8f77a37570c33ae9ae9e660544fdaa6e47d55bb47922df752390c7737406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046b8f77a37570c33ae9ae9e660544fdaa6e47d55bb47922df752390c7737406", kill_on_drop: false }`
[INFO] [stdout] 046b8f77a37570c33ae9ae9e660544fdaa6e47d55bb47922df752390c7737406