[INFO] cloning repository https://github.com/aboglioli/rwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aboglioli/rwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faboglioli%2Frwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faboglioli%2Frwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4979cda073bdfa0d53ae0cc81000588e6a3b3a63
[INFO] testing aboglioli/rwm against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faboglioli%2Frwm" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aboglioli/rwm on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aboglioli/rwm
[INFO] finished tweaking git repo https://github.com/aboglioli/rwm
[INFO] tweaked toml for git repo https://github.com/aboglioli/rwm written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/aboglioli/rwm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-lite v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b6b0b0b56a66ea178b8bdc3cc32677025a411c0a99dd9e7a8f8d706d3529c3e
[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" "6b6b0b0b56a66ea178b8bdc3cc32677025a411c0a99dd9e7a8f8d706d3529c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b6b0b0b56a66ea178b8bdc3cc32677025a411c0a99dd9e7a8f8d706d3529c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6b0b0b56a66ea178b8bdc3cc32677025a411c0a99dd9e7a8f8d706d3529c3e", kill_on_drop: false }`
[INFO] [stdout] 6b6b0b0b56a66ea178b8bdc3cc32677025a411c0a99dd9e7a8f8d706d3529c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 905fb67038d4f12e7fdc1c38c9c8b06ad2e837e39ecff650d923f2048154a908
[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" "905fb67038d4f12e7fdc1c38c9c8b06ad2e837e39ecff650d923f2048154a908", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.20
[INFO] [stderr]    Compiling rwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/core/error.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn new(message: &str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Server`
[INFO] [stdout]  --> src/core/server.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Server {}
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/core/server.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn new() -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start`
[INFO] [stdout]  --> src/core/server.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn start(&self) {}
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]   --> src/core/window.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     x: i32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/core/window.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     y: i32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/core/window.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/core/window.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.33s
[INFO] running `Command { std: "docker" "inspect" "905fb67038d4f12e7fdc1c38c9c8b06ad2e837e39ecff650d923f2048154a908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905fb67038d4f12e7fdc1c38c9c8b06ad2e837e39ecff650d923f2048154a908", kill_on_drop: false }`
[INFO] [stdout] 905fb67038d4f12e7fdc1c38c9c8b06ad2e837e39ecff650d923f2048154a908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 069d88985826dba88be8ffaf23cf5f8215cff0bce89f5bca7afe069ede3c8fef
[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" "069d88985826dba88be8ffaf23cf5f8215cff0bce89f5bca7afe069ede3c8fef", kill_on_drop: false }`
[INFO] [stderr]    Compiling rwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/core/error.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn new(message: &str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Server`
[INFO] [stdout]  --> src/core/server.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Server {}
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/core/server.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn new() -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start`
[INFO] [stdout]  --> src/core/server.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn start(&self) {}
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]   --> src/core/window.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     x: i32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/core/window.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     y: i32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/core/window.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     width: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/core/window.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "069d88985826dba88be8ffaf23cf5f8215cff0bce89f5bca7afe069ede3c8fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069d88985826dba88be8ffaf23cf5f8215cff0bce89f5bca7afe069ede3c8fef", kill_on_drop: false }`
[INFO] [stdout] 069d88985826dba88be8ffaf23cf5f8215cff0bce89f5bca7afe069ede3c8fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3783c9b866957b66fcd01093889e44f95306fb7344328ebc2ede5e2ec44a1df6
[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" "3783c9b866957b66fcd01093889e44f95306fb7344328ebc2ede5e2ec44a1df6", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/core/error.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn new(message: &str) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Server`
[INFO] [stderr]  --> src/core/server.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Server {}
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/core/server.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn new() -> Self {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `start`
[INFO] [stderr]  --> src/core/server.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn start(&self) {}
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]   --> src/core/window.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     x: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]   --> src/core/window.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     y: i32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/core/window.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     width: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/core/window.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     height: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rwm` (bin "rwm" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rwm-55ace0c2bf0a24f3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3783c9b866957b66fcd01093889e44f95306fb7344328ebc2ede5e2ec44a1df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3783c9b866957b66fcd01093889e44f95306fb7344328ebc2ede5e2ec44a1df6", kill_on_drop: false }`
[INFO] [stdout] 3783c9b866957b66fcd01093889e44f95306fb7344328ebc2ede5e2ec44a1df6