[INFO] cloning repository https://github.com/taku-n/warp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taku-n/warp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaku-n%2Fwarp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaku-n%2Fwarp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9083ca9fb71f89ee7d5da89c97dbc0d79214fe0
[INFO] testing taku-n/warp against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaku-n%2Fwarp" "/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/taku-n/warp on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taku-n/warp
[INFO] finished tweaking git repo https://github.com/taku-n/warp
[INFO] tweaked toml for git repo https://github.com/taku-n/warp written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/taku-n/warp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", 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] 54437265a4c230d8937280b27ddfdfcd4459e6abc9c55075602c43da16278914
[INFO] running `Command { std: "docker" "start" "-a" "54437265a4c230d8937280b27ddfdfcd4459e6abc9c55075602c43da16278914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54437265a4c230d8937280b27ddfdfcd4459e6abc9c55075602c43da16278914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54437265a4c230d8937280b27ddfdfcd4459e6abc9c55075602c43da16278914", kill_on_drop: false }`
[INFO] [stdout] 54437265a4c230d8937280b27ddfdfcd4459e6abc9c55075602c43da16278914
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--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] 4dda6ece94c737325c457ab4c918daeda483a34f664f34a0aecb3b5decd110f6
[INFO] running `Command { std: "docker" "start" "-a" "4dda6ece94c737325c457ab4c918daeda483a34f664f34a0aecb3b5decd110f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling input_buffer v0.4.0
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling tungstenite v0.12.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling tokio-util v0.6.6
[INFO] [stderr]    Compiling tokio-stream v0.1.5
[INFO] [stderr]    Compiling tokio-tungstenite v0.13.0
[INFO] [stderr]    Compiling h2 v0.3.2
[INFO] [stderr]    Compiling hyper v0.14.5
[INFO] [stderr]    Compiling warp v0.3.1
[INFO] [stderr]    Compiling warp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `HTML`
[INFO] [stdout]   --> src/main.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / const HTML: &str = r#"<!DOCTYPE html>
[INFO] [stdout] 44 | | <html>
[INFO] [stdout] 45 | | <head><title>hello, world</title></head>
[INFO] [stdout] 46 | | <body><h1>hello, world</h1></body>
[INFO] [stdout] 47 | | </html>
[INFO] [stdout] 48 | | "#;
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "4dda6ece94c737325c457ab4c918daeda483a34f664f34a0aecb3b5decd110f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dda6ece94c737325c457ab4c918daeda483a34f664f34a0aecb3b5decd110f6", kill_on_drop: false }`
[INFO] [stdout] 4dda6ece94c737325c457ab4c918daeda483a34f664f34a0aecb3b5decd110f6
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a11362639da6605f94fb6ce1745193421c79c238e8923ed564da4b3b986ce710
[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" "a11362639da6605f94fb6ce1745193421c79c238e8923ed564da4b3b986ce710", kill_on_drop: false }`
[INFO] [stderr]    Compiling warp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `HTML`
[INFO] [stdout]   --> src/main.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / const HTML: &str = r#"<!DOCTYPE html>
[INFO] [stdout] 44 | | <html>
[INFO] [stdout] 45 | | <head><title>hello, world</title></head>
[INFO] [stdout] 46 | | <body><h1>hello, world</h1></body>
[INFO] [stdout] 47 | | </html>
[INFO] [stdout] 48 | | "#;
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 36.06s
[INFO] running `Command { std: "docker" "inspect" "a11362639da6605f94fb6ce1745193421c79c238e8923ed564da4b3b986ce710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11362639da6605f94fb6ce1745193421c79c238e8923ed564da4b3b986ce710", kill_on_drop: false }`
[INFO] [stdout] a11362639da6605f94fb6ce1745193421c79c238e8923ed564da4b3b986ce710
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1531059afc36f142980cbab373775ce5f9e3e7127c59fa1a21d641449ff76a6
[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" "f1531059afc36f142980cbab373775ce5f9e3e7127c59fa1a21d641449ff76a6", kill_on_drop: false }`
[INFO] [stderr] warning: constant is never used: `HTML`
[INFO] [stderr]   --> src/main.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | / const HTML: &str = r#"<!DOCTYPE html>
[INFO] [stderr] 44 | | <html>
[INFO] [stderr] 45 | | <head><title>hello, world</title></head>
[INFO] [stderr] 46 | | <body><h1>hello, world</h1></body>
[INFO] [stderr] 47 | | </html>
[INFO] [stderr] 48 | | "#;
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `warp` (bin "warp" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/warp-9df235e5f1ffc826)
[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" "f1531059afc36f142980cbab373775ce5f9e3e7127c59fa1a21d641449ff76a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1531059afc36f142980cbab373775ce5f9e3e7127c59fa1a21d641449ff76a6", kill_on_drop: false }`
[INFO] [stdout] f1531059afc36f142980cbab373775ce5f9e3e7127c59fa1a21d641449ff76a6