[INFO] cloning repository https://github.com/bp7968h/chat-app [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bp7968h/chat-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbp7968h%2Fchat-app", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbp7968h%2Fchat-app'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] abbb3254ab64d8647bf5d1223980b05129423042 [INFO] checking bp7968h/chat-app against master#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbp7968h%2Fchat-app" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bp7968h/chat-app on toolchain 05eac57ef6668c9d181b65aceb96b1e7881f60be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bp7968h/chat-app [INFO] finished tweaking git repo https://github.com/bp7968h/chat-app [INFO] tweaked toml for git repo https://github.com/bp7968h/chat-app written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bp7968h/chat-app 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" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding byteorder v1.5.0 [INFO] [stderr] Adding gcc v0.3.55 [INFO] [stderr] Adding http-muncher v0.2.5 (latest: v0.3.2) [INFO] [stderr] Adding rustc-serialize v0.3.25 [INFO] [stderr] Adding sha1 v0.1.1 (latest: v0.10.6) [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded http-muncher v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 937a7fb459b1b68ba65d26ec4fd9bac90093819ad376fa0e0b98ff5430ea8e9a [INFO] running `Command { std: "docker" "start" "-a" "937a7fb459b1b68ba65d26ec4fd9bac90093819ad376fa0e0b98ff5430ea8e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "937a7fb459b1b68ba65d26ec4fd9bac90093819ad376fa0e0b98ff5430ea8e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "937a7fb459b1b68ba65d26ec4fd9bac90093819ad376fa0e0b98ff5430ea8e9a", kill_on_drop: false }` [INFO] [stdout] 937a7fb459b1b68ba65d26ec4fd9bac90093819ad376fa0e0b98ff5430ea8e9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8bd9ca5b32c79cf0f155dc9967ef06749c63534b9b93006a95632cb683b53376 [INFO] running `Command { std: "docker" "start" "-a" "8bd9ca5b32c79cf0f155dc9967ef06749c63534b9b93006a95632cb683b53376", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking bytes v0.3.0 [INFO] [stderr] Checking slab v0.1.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Checking sha1 v0.1.1 [INFO] [stderr] Compiling http-muncher v0.2.5 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/main.rs:111:25 [INFO] [stdout] | [INFO] [stdout] 111 | Ok(Some(len)) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/main.rs:145:40 [INFO] [stdout] | [INFO] [stdout] 145 | Ok(Some((sock, addr))) => sock, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:161:25 [INFO] [stdout] | [INFO] [stdout] 161 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:170:17 [INFO] [stdout] | [INFO] [stdout] 170 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/main.rs:111:25 [INFO] [stdout] | [INFO] [stdout] 111 | Ok(Some(len)) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/main.rs:145:40 [INFO] [stdout] | [INFO] [stdout] 145 | Ok(Some((sock, addr))) => sock, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:161:25 [INFO] [stdout] | [INFO] [stdout] 161 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:170:17 [INFO] [stdout] | [INFO] [stdout] 170 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.67s [INFO] running `Command { std: "docker" "inspect" "8bd9ca5b32c79cf0f155dc9967ef06749c63534b9b93006a95632cb683b53376", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bd9ca5b32c79cf0f155dc9967ef06749c63534b9b93006a95632cb683b53376", kill_on_drop: false }` [INFO] [stdout] 8bd9ca5b32c79cf0f155dc9967ef06749c63534b9b93006a95632cb683b53376 [INFO] checking bp7968h/chat-app against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbp7968h%2Fchat-app" "/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/bp7968h/chat-app on toolchain 0c9c19b42881b7ee3d3f268d2369726c7f8dddfd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bp7968h/chat-app [INFO] finished tweaking git repo https://github.com/bp7968h/chat-app [INFO] tweaked toml for git repo https://github.com/bp7968h/chat-app written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bp7968h/chat-app 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" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding byteorder v1.5.0 [INFO] [stderr] Adding gcc v0.3.55 [INFO] [stderr] Adding http-muncher v0.2.5 (latest: v0.3.2) [INFO] [stderr] Adding rustc-serialize v0.3.25 [INFO] [stderr] Adding sha1 v0.1.1 (latest: v0.10.6) [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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be4498b61c31336e4204c839b7a2f3297048fd595775d414a5792963e5fcd219 [INFO] running `Command { std: "docker" "start" "-a" "be4498b61c31336e4204c839b7a2f3297048fd595775d414a5792963e5fcd219", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be4498b61c31336e4204c839b7a2f3297048fd595775d414a5792963e5fcd219", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be4498b61c31336e4204c839b7a2f3297048fd595775d414a5792963e5fcd219", kill_on_drop: false }` [INFO] [stdout] be4498b61c31336e4204c839b7a2f3297048fd595775d414a5792963e5fcd219 [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" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a9da281b466cacc519073713c6711d619b866d95372ce8914d25413f3d7a718 [INFO] running `Command { std: "docker" "start" "-a" "9a9da281b466cacc519073713c6711d619b866d95372ce8914d25413f3d7a718", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking slab v0.1.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking bytes v0.3.0 [INFO] [stdout] error[E0365]: extern crate `std` is private and cannot be re-exported [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bitflags-0.4.0/src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | pub use std as __core; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: consider making the `extern crate` item publicly accessible [INFO] [stdout] | [INFO] [stdout] 1 | pub // Copyright 2014 The Rust Project Developers. See the COPYRIGHT [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0365`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bitflags` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9a9da281b466cacc519073713c6711d619b866d95372ce8914d25413f3d7a718", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a9da281b466cacc519073713c6711d619b866d95372ce8914d25413f3d7a718", kill_on_drop: false }` [INFO] [stdout] 9a9da281b466cacc519073713c6711d619b866d95372ce8914d25413f3d7a718