[INFO] cloning repository https://github.com/kcexn/L_KaranProjects_Rust_TextEditor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kcexn/L_KaranProjects_Rust_TextEditor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkcexn%2FL_KaranProjects_Rust_TextEditor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkcexn%2FL_KaranProjects_Rust_TextEditor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 487475d766e525fe48296546f10c40b882cf1f81
[INFO] checking kcexn/L_KaranProjects_Rust_TextEditor against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkcexn%2FL_KaranProjects_Rust_TextEditor" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kcexn/L_KaranProjects_Rust_TextEditor on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kcexn/L_KaranProjects_Rust_TextEditor
[INFO] finished tweaking git repo https://github.com/kcexn/L_KaranProjects_Rust_TextEditor
[INFO] tweaked toml for git repo https://github.com/kcexn/L_KaranProjects_Rust_TextEditor written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kcexn/L_KaranProjects_Rust_TextEditor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", 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] ee3325ee85aa8a709e9c8205e018ac3eba08cdeab3710deb0a19e2b80ca65788
[INFO] running `Command { std: "docker" "start" "-a" "ee3325ee85aa8a709e9c8205e018ac3eba08cdeab3710deb0a19e2b80ca65788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee3325ee85aa8a709e9c8205e018ac3eba08cdeab3710deb0a19e2b80ca65788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3325ee85aa8a709e9c8205e018ac3eba08cdeab3710deb0a19e2b80ca65788", kill_on_drop: false }`
[INFO] [stdout] ee3325ee85aa8a709e9c8205e018ac3eba08cdeab3710deb0a19e2b80ca65788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 121e08209ff99e321f71b99e7c0724743a0c4825746012c877b362bbbdba4b4c
[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" "121e08209ff99e321f71b99e7c0724743a0c4825746012c877b362bbbdba4b4c", 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] [stderr]     Checking utils_structs v0.1.0 (/opt/rustwide/workdir/utils_structs)
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> utils/src/lib.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 | ...                   why.description())
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> utils/src/lib.rs:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 | ...                   why.description());
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking text_editor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "121e08209ff99e321f71b99e7c0724743a0c4825746012c877b362bbbdba4b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121e08209ff99e321f71b99e7c0724743a0c4825746012c877b362bbbdba4b4c", kill_on_drop: false }`
[INFO] [stdout] 121e08209ff99e321f71b99e7c0724743a0c4825746012c877b362bbbdba4b4c