[INFO] cloning repository https://github.com/PunitLodha/bitr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PunitLodha/bitr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPunitLodha%2Fbitr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPunitLodha%2Fbitr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93bcc79ebb1f240a1063a0954dbe1568dbd428b6 [INFO] checking PunitLodha/bitr against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPunitLodha%2Fbitr" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PunitLodha/bitr on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PunitLodha/bitr [INFO] finished tweaking git repo https://github.com/PunitLodha/bitr [INFO] tweaked toml for git repo https://github.com/PunitLodha/bitr written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/PunitLodha/bitr already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95b692f8d96bbf9c24c58eebef05381187cf17972245b62724c4b0a969a3f567 [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" "95b692f8d96bbf9c24c58eebef05381187cf17972245b62724c4b0a969a3f567", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95b692f8d96bbf9c24c58eebef05381187cf17972245b62724c4b0a969a3f567", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95b692f8d96bbf9c24c58eebef05381187cf17972245b62724c4b0a969a3f567", kill_on_drop: false }` [INFO] [stdout] 95b692f8d96bbf9c24c58eebef05381187cf17972245b62724c4b0a969a3f567 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e61343196605ed4d7f7fbae02ede7922bf84b5eb9b15135aa37ad73e9d36bad [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" "2e61343196605ed4d7f7fbae02ede7922bf84b5eb9b15135aa37ad73e9d36bad", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.62 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking tinyvec v1.0.1 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking socket2 v0.3.16 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking encoding_rs v0.8.26 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking unicode-normalization v0.1.14 [INFO] [stderr] Checking tokio v0.2.23 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling ring v0.16.15 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.6 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking serde_bytes v0.11.5 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde_bencode v0.2.2 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Compiling pin-project-internal v1.0.1 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking pin-project v1.0.1 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.8 [INFO] [stderr] Checking bitr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/peer.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 108 | / loop { [INFO] [stdout] 109 | | let mut buffer = [0; u16::MAX as usize]; [INFO] [stdout] 110 | | match stream.read(&mut buffer) { [INFO] [stdout] 111 | | Ok(n) => { [INFO] [stdout] ... | [INFO] [stdout] 117 | | } [INFO] [stdout] 118 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 147 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/peer.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 108 | / loop { [INFO] [stdout] 109 | | let mut buffer = [0; u16::MAX as usize]; [INFO] [stdout] 110 | | match stream.read(&mut buffer) { [INFO] [stdout] 111 | | Ok(n) => { [INFO] [stdout] ... | [INFO] [stdout] 117 | | } [INFO] [stdout] 118 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 147 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `PeerState` [INFO] [stdout] --> src/peer.rs:49:6 [INFO] [stdout] | [INFO] [stdout] 49 | enum PeerState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Msg` [INFO] [stdout] --> src/peer.rs:54:6 [INFO] [stdout] | [INFO] [stdout] 54 | enum Msg { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/peer.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | fn new(id: u8) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Peer` [INFO] [stdout] --> src/peer.rs:84:8 [INFO] [stdout] | [INFO] [stdout] 84 | struct Peer<'a> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Manager` [INFO] [stdout] --> src/peer.rs:95:8 [INFO] [stdout] | [INFO] [stdout] 95 | struct Manager {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `PeerState` [INFO] [stdout] --> src/peer.rs:49:6 [INFO] [stdout] | [INFO] [stdout] 49 | enum PeerState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Msg` [INFO] [stdout] --> src/peer.rs:54:6 [INFO] [stdout] | [INFO] [stdout] 54 | enum Msg { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/peer.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | fn new(id: u8) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Peer` [INFO] [stdout] --> src/peer.rs:84:8 [INFO] [stdout] | [INFO] [stdout] 84 | struct Peer<'a> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Manager` [INFO] [stdout] --> src/peer.rs:95:8 [INFO] [stdout] | [INFO] [stdout] 95 | struct Manager {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 00s [INFO] running `Command { std: "docker" "inspect" "2e61343196605ed4d7f7fbae02ede7922bf84b5eb9b15135aa37ad73e9d36bad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e61343196605ed4d7f7fbae02ede7922bf84b5eb9b15135aa37ad73e9d36bad", kill_on_drop: false }` [INFO] [stdout] 2e61343196605ed4d7f7fbae02ede7922bf84b5eb9b15135aa37ad73e9d36bad