[INFO] cloning repository https://github.com/jasondew/rusty_pipes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jasondew/rusty_pipes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasondew%2Frusty_pipes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasondew%2Frusty_pipes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 813a6dc6ec4b8821ed7add40447e8f9a8cab966a [INFO] testing jasondew/rusty_pipes against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasondew%2Frusty_pipes" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jasondew/rusty_pipes on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jasondew/rusty_pipes [INFO] finished tweaking git repo https://github.com/jasondew/rusty_pipes [INFO] tweaked toml for git repo https://github.com/jasondew/rusty_pipes written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/jasondew/rusty_pipes already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 492bbc821138e02fd0fd7d7c764d6fefeee3e4399ccc308054cc9293a82e6c87 [INFO] running `Command { std: "docker" "start" "-a" "492bbc821138e02fd0fd7d7c764d6fefeee3e4399ccc308054cc9293a82e6c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "492bbc821138e02fd0fd7d7c764d6fefeee3e4399ccc308054cc9293a82e6c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "492bbc821138e02fd0fd7d7c764d6fefeee3e4399ccc308054cc9293a82e6c87", kill_on_drop: false }` [INFO] [stdout] 492bbc821138e02fd0fd7d7c764d6fefeee3e4399ccc308054cc9293a82e6c87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76dd6feb81ae45da3e865bc9e71fc192a6f1f19ae0b231a04e64f03023bb67a1 [INFO] running `Command { std: "docker" "start" "-a" "76dd6feb81ae45da3e865bc9e71fc192a6f1f19ae0b231a04e64f03023bb67a1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling etherparse v0.8.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling tun-tap v0.1.2 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-core v0.1.18 [INFO] [stderr] Compiling rusty_pipes v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 8 | / loop { [INFO] [stdout] 9 | | let bytes_read = nic.recv(&mut buf[..]).unwrap(); [INFO] [stdout] 10 | | match etherparse::Ipv4HeaderSlice::from_slice(&buf[..bytes_read]) { [INFO] [stdout] 11 | | Err(value) => continue, [INFO] [stdout] ... | [INFO] [stdout] 35 | | } [INFO] [stdout] 36 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 37 | [INFO] [stdout] 38 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | Err(value) => continue, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.98s [INFO] running `Command { std: "docker" "inspect" "76dd6feb81ae45da3e865bc9e71fc192a6f1f19ae0b231a04e64f03023bb67a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76dd6feb81ae45da3e865bc9e71fc192a6f1f19ae0b231a04e64f03023bb67a1", kill_on_drop: false }` [INFO] [stdout] 76dd6feb81ae45da3e865bc9e71fc192a6f1f19ae0b231a04e64f03023bb67a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be96920ed76c23db64a83b99890d633ac42efc34eb7e0f3e8995d11303bf88e2 [INFO] running `Command { std: "docker" "start" "-a" "be96920ed76c23db64a83b99890d633ac42efc34eb7e0f3e8995d11303bf88e2", kill_on_drop: false }` [INFO] [stderr] Compiling rusty_pipes v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 8 | / loop { [INFO] [stdout] 9 | | let bytes_read = nic.recv(&mut buf[..]).unwrap(); [INFO] [stdout] 10 | | match etherparse::Ipv4HeaderSlice::from_slice(&buf[..bytes_read]) { [INFO] [stdout] 11 | | Err(value) => continue, [INFO] [stdout] ... | [INFO] [stdout] 35 | | } [INFO] [stdout] 36 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 37 | [INFO] [stdout] 38 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/main.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | Err(value) => continue, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "be96920ed76c23db64a83b99890d633ac42efc34eb7e0f3e8995d11303bf88e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be96920ed76c23db64a83b99890d633ac42efc34eb7e0f3e8995d11303bf88e2", kill_on_drop: false }` [INFO] [stdout] be96920ed76c23db64a83b99890d633ac42efc34eb7e0f3e8995d11303bf88e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 85ad1747e8d902efc699a54420382ddca14251efb39af303a30fdeb2d8075d35 [INFO] running `Command { std: "docker" "start" "-a" "85ad1747e8d902efc699a54420382ddca14251efb39af303a30fdeb2d8075d35", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unreachable expression [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:38:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 8 | / loop { [INFO] [stdout] [INFO] [stderr] 9 | | let bytes_read = nic.recv(&mut buf[..]).unwrap(); [INFO] [stderr] 10 | | match etherparse::Ipv4HeaderSlice::from_slice(&buf[..bytes_read]) { [INFO] [stderr] 11 | | Err(value) => continue, [INFO] [stderr] ... | [INFO] [stderr] 35 | | } [INFO] [stderr] 36 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 37 | [INFO] [stderr] 38 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/main.rs:11:17 [INFO] [stderr] | [INFO] [stderr] 11 | Err(value) => continue, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rusty_pipes` (bin "rusty_pipes" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rusty_pipes-521ae1a88778cf13) [INFO] running `Command { std: "docker" "inspect" "85ad1747e8d902efc699a54420382ddca14251efb39af303a30fdeb2d8075d35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85ad1747e8d902efc699a54420382ddca14251efb39af303a30fdeb2d8075d35", kill_on_drop: false }` [INFO] [stdout] 85ad1747e8d902efc699a54420382ddca14251efb39af303a30fdeb2d8075d35