[INFO] fetching crate ops 0.6.0...
[INFO] checking ops-0.6.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate ops 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ops 0.6.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ops 0.6.0
[INFO] finished tweaking crates.io crate ops 0.6.0
[INFO] tweaked toml for crates.io crate ops 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ops 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stopper v0.2.0
[INFO] [stderr]   Downloaded waker-set v0.2.0
[INFO] [stderr]   Downloaded routefinder v0.3.1
[INFO] [stderr]   Downloaded trillium-router v0.1.1
[INFO] [stderr]   Downloaded trillium v0.1.3
[INFO] [stderr]   Downloaded trillium-http v0.1.4
[INFO] [stderr]   Downloaded trillium-http-types v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd2fcc9b71ab0b9821b2d4503ec43286a6872bc0a9f5aca355df6bf8184c99be
[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" "cd2fcc9b71ab0b9821b2d4503ec43286a6872bc0a9f5aca355df6bf8184c99be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd2fcc9b71ab0b9821b2d4503ec43286a6872bc0a9f5aca355df6bf8184c99be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2fcc9b71ab0b9821b2d4503ec43286a6872bc0a9f5aca355df6bf8184c99be", kill_on_drop: false }`
[INFO] [stdout] cd2fcc9b71ab0b9821b2d4503ec43286a6872bc0a9f5aca355df6bf8184c99be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8eca0dce6f23e7605d91753f7fd4623691bb184042c6f7e6b101c0d3a535a77f
[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" "8eca0dce6f23e7605d91753f7fd4623691bb184042c6f7e6b101c0d3a535a77f", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling prometheus v0.11.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking procfs v0.9.1
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking ops-core v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking hyper v0.14.9
[INFO] [stderr]     Checking ops v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "8eca0dce6f23e7605d91753f7fd4623691bb184042c6f7e6b101c0d3a535a77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eca0dce6f23e7605d91753f7fd4623691bb184042c6f7e6b101c0d3a535a77f", kill_on_drop: false }`
[INFO] [stdout] 8eca0dce6f23e7605d91753f7fd4623691bb184042c6f7e6b101c0d3a535a77f