[INFO] cloning repository https://github.com/marior765/LLRC [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marior765/LLRC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FLLRC", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FLLRC'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 553087839483cd3caa28139fea069caecd274e98 [INFO] checking marior765/LLRC against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarior765%2FLLRC" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/marior765/LLRC on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/marior765/LLRC [INFO] finished tweaking git repo https://github.com/marior765/LLRC [INFO] tweaked toml for git repo https://github.com/marior765/LLRC written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/marior765/LLRC already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc95060f79e797cf8c756e062321335fac551f668fb365b4c21c317849705611 [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" "cc95060f79e797cf8c756e062321335fac551f668fb365b4c21c317849705611", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc95060f79e797cf8c756e062321335fac551f668fb365b4c21c317849705611", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc95060f79e797cf8c756e062321335fac551f668fb365b4c21c317849705611", kill_on_drop: false }` [INFO] [stdout] cc95060f79e797cf8c756e062321335fac551f668fb365b4c21c317849705611 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b24da0e7db5d7eda2984107e9e7d1b537c88e46715e66c238e6d1ee5e94b2bcc [INFO] running `Command { std: "docker" "start" "-a" "b24da0e7db5d7eda2984107e9e7d1b537c88e46715e66c238e6d1ee5e94b2bcc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking tokio-sync v0.1.5 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio v0.1.20 [INFO] [stderr] Checking server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: unused imports: `copy`, `write_all` [INFO] [stdout] --> server/src/lib.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::io::{copy, write_all, read_exact}; [INFO] [stdout] | ^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> server/src/lib.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | 'server: loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `copy`, `write_all` [INFO] [stdout] --> server/src/lib.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::io::{copy, write_all, read_exact}; [INFO] [stdout] | ^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> server/src/lib.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | 'server: loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `tokio::net::TcpStream::try_clone`: use `split()` instead [INFO] [stdout] --> server/src/lib.rs:36:37 [INFO] [stdout] | [INFO] [stdout] 36 | clients.push(socket.try_clone().expect("failed to clone")); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `tokio::net::TcpStream::try_clone`: use `split()` instead [INFO] [stdout] --> server/src/lib.rs:36:37 [INFO] [stdout] | [INFO] [stdout] 36 | clients.push(socket.try_clone().expect("failed to clone")); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> server/src/lib.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let msg = buff.into_iter().take_while(|&x| x != 0).collect::>(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> server/src/lib.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let msg = buff.into_iter().take_while(|&x| x != 0).collect::>(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> server/src/lib.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | / TcpStream::from_std(client.try_clone().unwrap(), &handle).and_then(|stream| { [INFO] [stdout] 75 | | // thread::spawn(move || loop { [INFO] [stdout] 76 | | let mut buff = vec![0; MSG_SIZE]; [INFO] [stdout] 77 | | read_exact(stream, &mut buff); [INFO] [stdout] ... | [INFO] [stdout] 102 | | Ok(()) [INFO] [stdout] 103 | | }); [INFO] [stdout] | |_______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> server/src/lib.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | / TcpStream::from_std(client.try_clone().unwrap(), &handle).and_then(|stream| { [INFO] [stdout] 75 | | // thread::spawn(move || loop { [INFO] [stdout] 76 | | let mut buff = vec![0; MSG_SIZE]; [INFO] [stdout] 77 | | read_exact(stream, &mut buff); [INFO] [stdout] ... | [INFO] [stdout] 102 | | Ok(()) [INFO] [stdout] 103 | | }); [INFO] [stdout] | |_______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking client v0.1.0 (/opt/rustwide/workdir/client) [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.05s [INFO] running `Command { std: "docker" "inspect" "b24da0e7db5d7eda2984107e9e7d1b537c88e46715e66c238e6d1ee5e94b2bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b24da0e7db5d7eda2984107e9e7d1b537c88e46715e66c238e6d1ee5e94b2bcc", kill_on_drop: false }` [INFO] [stdout] b24da0e7db5d7eda2984107e9e7d1b537c88e46715e66c238e6d1ee5e94b2bcc