[INFO] fetching crate tokio-ddmw 0.9.4...
[INFO] checking tokio-ddmw-0.9.4 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate tokio-ddmw 0.9.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tokio-ddmw 0.9.4 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-ddmw 0.9.4
[INFO] finished tweaking crates.io crate tokio-ddmw 0.9.4
[INFO] tweaked toml for crates.io crate tokio-ddmw 0.9.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic v0.5.0
[INFO] [stderr]   Downloaded uncased v0.9.6
[INFO] [stderr]   Downloaded blather v0.7.1
[INFO] [stderr]   Downloaded ddmw-types v0.1.1
[INFO] [stderr]   Downloaded ddmw-util v0.2.0
[INFO] [stderr]   Downloaded figment v0.10.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92b62a3e720682914a98fa1ce511205d7648cc1c2ff71fc2cf4f7b7241056dd4
[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" "92b62a3e720682914a98fa1ce511205d7648cc1c2ff71fc2cf4f7b7241056dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92b62a3e720682914a98fa1ce511205d7648cc1c2ff71fc2cf4f7b7241056dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b62a3e720682914a98fa1ce511205d7648cc1c2ff71fc2cf4f7b7241056dd4", kill_on_drop: false }`
[INFO] [stdout] 92b62a3e720682914a98fa1ce511205d7648cc1c2ff71fc2cf4f7b7241056dd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--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] de267685e7ac668aa3a1be80a7ea08405e60e5f50a698d7e7d011f7468b43a09
[INFO] running `Command { std: "docker" "start" "-a" "de267685e7ac668aa3a1be80a7ea08405e60e5f50a698d7e7d011f7468b43a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking ddmw-types v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling figment v0.10.6
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking blather v0.7.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking ddmw-util v0.2.0
[INFO] [stderr]     Checking tokio-ddmw v0.9.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.14s
[INFO] running `Command { std: "docker" "inspect" "de267685e7ac668aa3a1be80a7ea08405e60e5f50a698d7e7d011f7468b43a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de267685e7ac668aa3a1be80a7ea08405e60e5f50a698d7e7d011f7468b43a09", kill_on_drop: false }`
[INFO] [stdout] de267685e7ac668aa3a1be80a7ea08405e60e5f50a698d7e7d011f7468b43a09