[INFO] cloning repository https://github.com/Takuma1221/hello_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Takuma1221/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakuma1221%2Fhello_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakuma1221%2Fhello_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa29258d29d742e4c91ae252413be9a98152c6e0
[INFO] testing Takuma1221/hello_rust against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakuma1221%2Fhello_rust" "/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/Takuma1221/hello_rust
[INFO] finished tweaking git repo https://github.com/Takuma1221/hello_rust
[INFO] tweaked toml for git repo https://github.com/Takuma1221/hello_rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Takuma1221/hello_rust on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Takuma1221/hello_rust 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4b3fc8969c9d947f85febe21534c64ff7f2eeb5bd63bab76deba9c31a3dbe56
[INFO] running `Command { std: "docker" "start" "-a" "f4b3fc8969c9d947f85febe21534c64ff7f2eeb5bd63bab76deba9c31a3dbe56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4b3fc8969c9d947f85febe21534c64ff7f2eeb5bd63bab76deba9c31a3dbe56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b3fc8969c9d947f85febe21534c64ff7f2eeb5bd63bab76deba9c31a3dbe56", kill_on_drop: false }`
[INFO] [stdout] f4b3fc8969c9d947f85febe21534c64ff7f2eeb5bd63bab76deba9c31a3dbe56
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c63851271af66313c17dc5b20cfe67a90561f143e72c2c6f611c8b913045a1d
[INFO] running `Command { std: "docker" "start" "-a" "4c63851271af66313c17dc5b20cfe67a90561f143e72c2c6f611c8b913045a1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Doing` and `Done` are never constructed
[INFO] [stdout]  --> src/todo.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Status {
[INFO] [stdout]   |      ------ variants in this enum
[INFO] [stdout] 5 |     Todo,
[INFO] [stdout] 6 |     Doing,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     Done,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Status` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `edit_task` is never used
[INFO] [stdout]   --> src/todo.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn edit_task(tasks: &mut Vec<Task>, id: usize, new_description: String) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "4c63851271af66313c17dc5b20cfe67a90561f143e72c2c6f611c8b913045a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c63851271af66313c17dc5b20cfe67a90561f143e72c2c6f611c8b913045a1d", kill_on_drop: false }`
[INFO] [stdout] 4c63851271af66313c17dc5b20cfe67a90561f143e72c2c6f611c8b913045a1d
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb2f7ab41efb222f01b21cd30b3bf8fa6ab0590b923674c214c4f63f678f7e8f
[INFO] running `Command { std: "docker" "start" "-a" "fb2f7ab41efb222f01b21cd30b3bf8fa6ab0590b923674c214c4f63f678f7e8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Doing` and `Done` are never constructed
[INFO] [stdout]  --> src/todo.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Status {
[INFO] [stdout]   |      ------ variants in this enum
[INFO] [stdout] 5 |     Todo,
[INFO] [stdout] 6 |     Doing,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     Done,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Status` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `edit_task` is never used
[INFO] [stdout]   --> src/todo.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn edit_task(tasks: &mut Vec<Task>, id: usize, new_description: String) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "fb2f7ab41efb222f01b21cd30b3bf8fa6ab0590b923674c214c4f63f678f7e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2f7ab41efb222f01b21cd30b3bf8fa6ab0590b923674c214c4f63f678f7e8f", kill_on_drop: false }`
[INFO] [stdout] fb2f7ab41efb222f01b21cd30b3bf8fa6ab0590b923674c214c4f63f678f7e8f
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a62839d203e78236c1f6c89e01a029d93f548821807a0aceb7467f7900f63c9e
[INFO] running `Command { std: "docker" "start" "-a" "a62839d203e78236c1f6c89e01a029d93f548821807a0aceb7467f7900f63c9e", kill_on_drop: false }`
[INFO] [stderr] warning: variants `Doing` and `Done` are never constructed
[INFO] [stderr]  --> src/todo.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum Status {
[INFO] [stderr]   |      ------ variants in this enum
[INFO] [stderr] 5 |     Todo,
[INFO] [stderr] 6 |     Doing,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 7 |     Done,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Status` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: function `edit_task` is never used
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/todo.rs:29:4
[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] 29 | fn edit_task(tasks: &mut Vec<Task>, id: usize, new_description: String) {
[INFO] [stdout] 
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hello_rust` (bin "hello_rust" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_rust-ae1bd1ec510af139)
[INFO] running `Command { std: "docker" "inspect" "a62839d203e78236c1f6c89e01a029d93f548821807a0aceb7467f7900f63c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a62839d203e78236c1f6c89e01a029d93f548821807a0aceb7467f7900f63c9e", kill_on_drop: false }`
[INFO] [stdout] a62839d203e78236c1f6c89e01a029d93f548821807a0aceb7467f7900f63c9e