[INFO] cloning repository https://github.com/Beu-Wolf/trust-tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Beu-Wolf/trust-tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeu-Wolf%2Ftrust-tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeu-Wolf%2Ftrust-tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e5eb1a6123cf1c914deebc3adaf8c594d78ac98
[INFO] checking Beu-Wolf/trust-tcp/3e5eb1a6123cf1c914deebc3adaf8c594d78ac98 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeu-Wolf%2Ftrust-tcp" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Beu-Wolf/trust-tcp on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Beu-Wolf/trust-tcp
[INFO] finished tweaking git repo https://github.com/Beu-Wolf/trust-tcp
[INFO] tweaked toml for git repo https://github.com/Beu-Wolf/trust-tcp written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Beu-Wolf/trust-tcp 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0c47ec347013bd6c7d4d0f0cc2bab2398593ca9b8b59066426beef396cc312f
[INFO] running `Command { std: "docker" "start" "-a" "b0c47ec347013bd6c7d4d0f0cc2bab2398593ca9b8b59066426beef396cc312f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0c47ec347013bd6c7d4d0f0cc2bab2398593ca9b8b59066426beef396cc312f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c47ec347013bd6c7d4d0f0cc2bab2398593ca9b8b59066426beef396cc312f", kill_on_drop: false }`
[INFO] [stdout] b0c47ec347013bd6c7d4d0f0cc2bab2398593ca9b8b59066426beef396cc312f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 279a008ac8edc65d2d4fa649a321cd79ccd86ef88e96b83c6c2ecf3acd8ad1e6
[INFO] running `Command { std: "docker" "start" "-a" "279a008ac8edc65d2d4fa649a321cd79ccd86ef88e96b83c6c2ecf3acd8ad1e6", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bin.0.src
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr] Compiling libc v0.2.97
[INFO] [stderr] Compiling crossbeam-utils v0.7.2
[INFO] [stderr] Compiling semver-parser v0.7.0
[INFO] [stderr] Checking futures v0.1.31
[INFO] [stderr] Compiling log v0.4.14
[INFO] [stderr] Checking slab v0.4.3
[INFO] [stderr] Compiling memoffset v0.5.6
[INFO] [stderr] Compiling crossbeam-epoch v0.8.2
[INFO] [stderr] Compiling cc v1.0.68
[INFO] [stderr] Checking scoped-tls v0.1.2
[INFO] [stderr] Checking lock_api v0.3.4
[INFO] [stderr] Checking etherparse v0.9.0
[INFO] [stderr] Checking smallvec v0.6.14
[INFO] [stderr] Compiling semver v0.9.0
[INFO] [stderr] Compiling rustc_version v0.2.3
[INFO] [stderr] Compiling parking_lot_core v0.6.2
[INFO] [stderr] Compiling parking_lot v0.9.0
[INFO] [stderr] Checking crossbeam-queue v0.2.3
[INFO] [stderr] Compiling tun-tap v0.1.2
[INFO] [stderr] Checking iovec v0.1.4
[INFO] [stderr] Checking num_cpus v1.13.0
[INFO] [stderr] Checking net2 v0.2.37
[INFO] [stderr] Checking tokio-executor v0.1.10
[INFO] [stderr] Checking tokio-sync v0.1.8
[INFO] [stderr] Checking crossbeam-deque v0.7.3
[INFO] [stderr] Checking tokio-current-thread v0.1.7
[INFO] [stderr] Checking tokio-timer v0.2.13
[INFO] [stderr] Checking bytes v0.4.12
[INFO] [stderr] Checking mio v0.6.23
[INFO] [stderr] Checking tokio-threadpool v0.1.18
[INFO] [stderr] Checking tokio-io v0.1.13
[INFO] [stderr] Checking tokio-codec v0.1.2
[INFO] [stderr] Checking tokio-fs v0.1.7
[INFO] [stderr] Checking tokio-reactor v0.1.12
[INFO] [stderr] Checking mio-uds v0.6.8
[INFO] [stderr] Checking tokio-udp v0.1.6
[INFO] [stderr] Checking tokio-uds v0.2.7
[INFO] [stderr] Checking tokio-tcp v0.1.4
[INFO] [stderr] Checking tokio v0.1.22
[INFO] [stderr] Checking tokio-core v0.1.18
[INFO] [stderr] Checking trust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout] --> src/tcp.rs:130:17
[INFO] [stdout] |
[INFO] [stdout] 130 | let mut buf = [0u8; 1500];
[INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout] --> src/tcp.rs:128:9
[INFO] [stdout] |
[INFO] [stdout] 128 | data: &'a [u8]) -> io::Result