[INFO] cloning repository https://github.com/linpingchuan/pingchuan-mq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/linpingchuan/pingchuan-mq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinpingchuan%2Fpingchuan-mq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinpingchuan%2Fpingchuan-mq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a3530b7a3ba33f7c00efd5f9e00590508e2b416
[INFO] checking linpingchuan/pingchuan-mq against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinpingchuan%2Fpingchuan-mq" "/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/linpingchuan/pingchuan-mq on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/linpingchuan/pingchuan-mq
[INFO] finished tweaking git repo https://github.com/linpingchuan/pingchuan-mq
[INFO] tweaked toml for git repo https://github.com/linpingchuan/pingchuan-mq written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/linpingchuan/pingchuan-mq already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01cb1faf4a1fe09f9a547934401c9a1a849be7dd3ca174b1f69ed47d701503a2
[INFO] running `Command { std: "docker" "start" "-a" "01cb1faf4a1fe09f9a547934401c9a1a849be7dd3ca174b1f69ed47d701503a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01cb1faf4a1fe09f9a547934401c9a1a849be7dd3ca174b1f69ed47d701503a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01cb1faf4a1fe09f9a547934401c9a1a849be7dd3ca174b1f69ed47d701503a2", kill_on_drop: false }`
[INFO] [stdout] 01cb1faf4a1fe09f9a547934401c9a1a849be7dd3ca174b1f69ed47d701503a2
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eff4f62978b28f8c7626f1852fd7751a2f37a2f504eff71d02ab63a528bf754
[INFO] running `Command { std: "docker" "start" "-a" "1eff4f62978b28f8c7626f1852fd7751a2f37a2f504eff71d02ab63a528bf754", kill_on_drop: false }`
[INFO] [stderr]     Checking pingchuan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `capacity` is never read
[INFO] [stdout]   --> tests/test_parser.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         capacity+=transaction_id_bytes.len();
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]  --> tests/test_parser.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         id:u8,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> tests/test_parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         data:[u8;1024]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "1eff4f62978b28f8c7626f1852fd7751a2f37a2f504eff71d02ab63a528bf754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eff4f62978b28f8c7626f1852fd7751a2f37a2f504eff71d02ab63a528bf754", kill_on_drop: false }`
[INFO] [stdout] 1eff4f62978b28f8c7626f1852fd7751a2f37a2f504eff71d02ab63a528bf754