[INFO] cloning repository https://github.com/nagy135/rusty-memory
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nagy135/rusty-memory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagy135%2Frusty-memory", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagy135%2Frusty-memory'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7da2b77b5f022595c87eef41079102b32863a3b4
[INFO] checking nagy135/rusty-memory against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagy135%2Frusty-memory" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nagy135/rusty-memory on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nagy135/rusty-memory
[INFO] finished tweaking git repo https://github.com/nagy135/rusty-memory
[INFO] tweaked toml for git repo https://github.com/nagy135/rusty-memory written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nagy135/rusty-memory 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aho-corasick v0.7.15
[INFO] [stderr]   Downloaded regex v1.4.5
[INFO] [stderr]   Downloaded regex-syntax v0.6.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ad88135b1ad62987354c2bafbe4dec79123791e04b6f5f06c73d0654626ab1a
[INFO] running `Command { std: "docker" "start" "-a" "6ad88135b1ad62987354c2bafbe4dec79123791e04b6f5f06c73d0654626ab1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ad88135b1ad62987354c2bafbe4dec79123791e04b6f5f06c73d0654626ab1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad88135b1ad62987354c2bafbe4dec79123791e04b6f5f06c73d0654626ab1a", kill_on_drop: false }`
[INFO] [stdout] 6ad88135b1ad62987354c2bafbe4dec79123791e04b6f5f06c73d0654626ab1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e18f34f8cf288f1309f6dee75b6732d142375152c11ed2cd5708e962231b4b5d
[INFO] running `Command { std: "docker" "start" "-a" "e18f34f8cf288f1309f6dee75b6732d142375152c11ed2cd5708e962231b4b5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking rusty-memory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::parser`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use super::parser;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `content` are never read
[INFO] [stdout]   --> src/server.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Message<'a> {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 18 |     kind: Kind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     content: &'a str,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `content` are never read
[INFO] [stdout]   --> src/server.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Message<'a> {
[INFO] [stdout]    |        ------- fields in this struct
[INFO] [stdout] 18 |     kind: Kind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     content: &'a str,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "e18f34f8cf288f1309f6dee75b6732d142375152c11ed2cd5708e962231b4b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18f34f8cf288f1309f6dee75b6732d142375152c11ed2cd5708e962231b4b5d", kill_on_drop: false }`
[INFO] [stdout] e18f34f8cf288f1309f6dee75b6732d142375152c11ed2cd5708e962231b4b5d