[INFO] fetching crate eyros 4.2.0...
[INFO] checking eyros-4.2.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate eyros 4.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate eyros 4.2.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eyros 4.2.0
[INFO] finished tweaking crates.io crate eyros 4.2.0
[INFO] tweaked toml for crates.io crate eyros 4.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate eyros 4.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded desert v2.0.0
[INFO] [stderr]   Downloaded random-access-storage v4.0.0
[INFO] [stderr]   Downloaded random-access-disk v2.0.0
[INFO] [stderr]   Downloaded mkdirp v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b263121955fe88a6ec29b7c0bd21605048c3ed9672b37f1bee3b0683da3262c
[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" "1b263121955fe88a6ec29b7c0bd21605048c3ed9672b37f1bee3b0683da3262c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b263121955fe88a6ec29b7c0bd21605048c3ed9672b37f1bee3b0683da3262c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b263121955fe88a6ec29b7c0bd21605048c3ed9672b37f1bee3b0683da3262c", kill_on_drop: false }`
[INFO] [stdout] 1b263121955fe88a6ec29b7c0bd21605048c3ed9672b37f1bee3b0683da3262c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c5c6033adf1ce2786f8a486c3a2672f80f6f28790225dc5be8c1826f88479c
[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" "a3c5c6033adf1ce2786f8a486c3a2672f80f6f28790225dc5be8c1826f88479c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking mkdirp v1.0.0
[INFO] [stderr]     Checking desert v2.0.0
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking signal-hook v0.3.9
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking random-access-storage v4.0.0
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.1.0
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking random-access-disk v2.0.0
[INFO] [stderr]     Checking eyros v4.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `extended_key_value_attributes` has been stable since 1.54.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   extended_key_value_attributes, backtrace)]
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extended_key_value_attributes` has been stable since 1.54.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   extended_key_value_attributes, backtrace)]
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` 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 36.95s
[INFO] running `Command { std: "docker" "inspect" "a3c5c6033adf1ce2786f8a486c3a2672f80f6f28790225dc5be8c1826f88479c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c5c6033adf1ce2786f8a486c3a2672f80f6f28790225dc5be8c1826f88479c", kill_on_drop: false }`
[INFO] [stdout] a3c5c6033adf1ce2786f8a486c3a2672f80f6f28790225dc5be8c1826f88479c