[INFO] fetching crate rustygeard 0.8.0...
[INFO] checking rustygeard-0.8.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate rustygeard 0.8.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rustygeard 0.8.0 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 rustygeard 0.8.0
[INFO] finished tweaking crates.io crate rustygeard 0.8.0
[INFO] tweaked toml for crates.io crate rustygeard 0.8.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate rustygeard 0.8.0 already has a lockfile, it will not be regenerated
[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 rustygear v0.8.0
[INFO] [stderr]   Downloaded wrappinghashset v0.4.1
[INFO] [stderr]   Downloaded hash_ring v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] cddcbaee358f7e38e703e7eae381f15c6c29ec0a7a250884e08f8be79ed751a7
[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" "cddcbaee358f7e38e703e7eae381f15c6c29ec0a7a250884e08f8be79ed751a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cddcbaee358f7e38e703e7eae381f15c6c29ec0a7a250884e08f8be79ed751a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cddcbaee358f7e38e703e7eae381f15c6c29ec0a7a250884e08f8be79ed751a7", kill_on_drop: false }`
[INFO] [stdout] cddcbaee358f7e38e703e7eae381f15c6c29ec0a7a250884e08f8be79ed751a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e4aee994f945ce34bba2c33b35c31dbb5cbe586dd83482cc7d0ff698cc493c6e
[INFO] running `Command { std: "docker" "start" "-a" "e4aee994f945ce34bba2c33b35c31dbb5cbe586dd83482cc7d0ff698cc493c6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking wrappinghashset v0.4.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking hash_ring v0.1.7
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking rustygear v0.8.0
[INFO] [stderr]     Checking rustygeard v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.51s
[INFO] running `Command { std: "docker" "inspect" "e4aee994f945ce34bba2c33b35c31dbb5cbe586dd83482cc7d0ff698cc493c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4aee994f945ce34bba2c33b35c31dbb5cbe586dd83482cc7d0ff698cc493c6e", kill_on_drop: false }`
[INFO] [stdout] e4aee994f945ce34bba2c33b35c31dbb5cbe586dd83482cc7d0ff698cc493c6e