[INFO] fetching crate empress 1.3.0...
[INFO] testing empress-1.3.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate empress 1.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate empress 1.3.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate empress 1.3.0
[INFO] finished tweaking crates.io crate empress 1.3.0
[INFO] tweaked toml for crates.io crate empress 1.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate empress 1.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb217fee87833213ee0a928dce9b09a44a53a2aae9be54c37b5356603b2b9402
[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" "bb217fee87833213ee0a928dce9b09a44a53a2aae9be54c37b5356603b2b9402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb217fee87833213ee0a928dce9b09a44a53a2aae9be54c37b5356603b2b9402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb217fee87833213ee0a928dce9b09a44a53a2aae9be54c37b5356603b2b9402", kill_on_drop: false }`
[INFO] [stdout] bb217fee87833213ee0a928dce9b09a44a53a2aae9be54c37b5356603b2b9402
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 9d13995fad73f13362ca6fae69946c1efc620350558f3ba9c8c0fe019230174a
[INFO] running `Command { std: "docker" "start" "-a" "9d13995fad73f13362ca6fae69946c1efc620350558f3ba9c8c0fe019230174a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.7.9
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.4
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling dbus v0.9.2
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling dbus-tokio v0.7.3
[INFO] [stderr]    Compiling dbus-crossroads v0.3.0
[INFO] [stderr]    Compiling empress v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/server/player.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |     async fn set<T: Debug + Arg + Append>(
[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 47s
[INFO] running `Command { std: "docker" "inspect" "9d13995fad73f13362ca6fae69946c1efc620350558f3ba9c8c0fe019230174a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d13995fad73f13362ca6fae69946c1efc620350558f3ba9c8c0fe019230174a", kill_on_drop: false }`
[INFO] [stdout] 9d13995fad73f13362ca6fae69946c1efc620350558f3ba9c8c0fe019230174a
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc843ea90b1e58b3b51d4f2dad942f848e8b9bb0b80ca9a4ce5be3bb0f5bb41b
[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" "fc843ea90b1e58b3b51d4f2dad942f848e8b9bb0b80ca9a4ce5be3bb0f5bb41b", kill_on_drop: false }`
[INFO] [stderr]    Compiling empress v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]   --> src/server/player.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |     async fn set<T: Debug + Arg + Append>(
[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 3.54s
[INFO] running `Command { std: "docker" "inspect" "fc843ea90b1e58b3b51d4f2dad942f848e8b9bb0b80ca9a4ce5be3bb0f5bb41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc843ea90b1e58b3b51d4f2dad942f848e8b9bb0b80ca9a4ce5be3bb0f5bb41b", kill_on_drop: false }`
[INFO] [stdout] fc843ea90b1e58b3b51d4f2dad942f848e8b9bb0b80ca9a4ce5be3bb0f5bb41b
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", 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] 941babc09e8ec2371884a406a7a09f9db5c031382c4e89e742557952d40c672d
[INFO] running `Command { std: "docker" "start" "-a" "941babc09e8ec2371884a406a7a09f9db5c031382c4e89e742557952d40c672d", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `set`
[INFO] [stderr]   --> src/server/player.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 |     async fn set<T: Debug + Arg + Append>(
[INFO] [stderr]    |              ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `empress` (bin "empress" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/empress-b23e5476c716e826)
[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" "941babc09e8ec2371884a406a7a09f9db5c031382c4e89e742557952d40c672d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "941babc09e8ec2371884a406a7a09f9db5c031382c4e89e742557952d40c672d", kill_on_drop: false }`
[INFO] [stdout] 941babc09e8ec2371884a406a7a09f9db5c031382c4e89e742557952d40c672d