[INFO] cloning repository https://github.com/ManU4kym/c2-implementation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ManU4kym/c2-implementation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManU4kym%2Fc2-implementation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManU4kym%2Fc2-implementation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b43d06a0cb6f7b005ecb0f10939bfe85ac4b1c0c
[INFO] checking ManU4kym/c2-implementation against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FManU4kym%2Fc2-implementation" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ManU4kym/c2-implementation
[INFO] finished tweaking git repo https://github.com/ManU4kym/c2-implementation
[INFO] tweaked toml for git repo https://github.com/ManU4kym/c2-implementation written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ManU4kym/c2-implementation on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ManU4kym/c2-implementation 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb22a4a51e1e8a6d0cc89166611b34f9144687ff339e75587e33b8f73c9ecf57
[INFO] running `Command { std: "docker" "start" "-a" "bb22a4a51e1e8a6d0cc89166611b34f9144687ff339e75587e33b8f73c9ecf57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb22a4a51e1e8a6d0cc89166611b34f9144687ff339e75587e33b8f73c9ecf57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb22a4a51e1e8a6d0cc89166611b34f9144687ff339e75587e33b8f73c9ecf57", kill_on_drop: false }`
[INFO] [stdout] bb22a4a51e1e8a6d0cc89166611b34f9144687ff339e75587e33b8f73c9ecf57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4afce461874d575958a5f213a366ce1af41049dc818fffdaedc325b41c9d3b00
[INFO] running `Command { std: "docker" "start" "-a" "4afce461874d575958a5f213a366ce1af41049dc818fffdaedc325b41c9d3b00", kill_on_drop: false }`
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking c2-utility v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, File};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `BufWriter`
[INFO] [stdout]  --> src/main.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, BufReader, BufWriter, Read, Write};
[INFO] [stdout]   |                     ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/main.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, File};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `BufWriter`
[INFO] [stdout]  --> src/main.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, BufReader, BufWriter, Read, Write};
[INFO] [stdout]   |                     ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `Command { std: "docker" "inspect" "4afce461874d575958a5f213a366ce1af41049dc818fffdaedc325b41c9d3b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afce461874d575958a5f213a366ce1af41049dc818fffdaedc325b41c9d3b00", kill_on_drop: false }`
[INFO] [stdout] 4afce461874d575958a5f213a366ce1af41049dc818fffdaedc325b41c9d3b00