[INFO] fetching crate yttrium_std_sleep 0.1.0...
[INFO] checking yttrium_std_sleep-0.1.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate yttrium_std_sleep 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate yttrium_std_sleep 0.1.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yttrium_std_sleep 0.1.0
[INFO] finished tweaking crates.io crate yttrium_std_sleep 0.1.0
[INFO] tweaked toml for crates.io crate yttrium_std_sleep 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90e672b1d479424b1250f922ed83e210e2d1f2f22d976531bf2f28ec4dabe9bb
[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" "90e672b1d479424b1250f922ed83e210e2d1f2f22d976531bf2f28ec4dabe9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90e672b1d479424b1250f922ed83e210e2d1f2f22d976531bf2f28ec4dabe9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e672b1d479424b1250f922ed83e210e2d1f2f22d976531bf2f28ec4dabe9bb", kill_on_drop: false }`
[INFO] [stdout] 90e672b1d479424b1250f922ed83e210e2d1f2f22d976531bf2f28ec4dabe9bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bb146bb5d00f89be2d7ace90d786b87137c911eb97f76bf6db51d3dae737160
[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" "3bb146bb5d00f89be2d7ace90d786b87137c911eb97f76bf6db51d3dae737160", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling serenity v0.9.4
[INFO] [stderr]     Checking typemap_rev v0.1.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.13
[INFO] [stderr]    Compiling command_attr v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking async-tungstenite v0.9.3
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking yttrium_key_base v0.1.0
[INFO] [stderr]     Checking yttrium_std_sleep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "3bb146bb5d00f89be2d7ace90d786b87137c911eb97f76bf6db51d3dae737160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb146bb5d00f89be2d7ace90d786b87137c911eb97f76bf6db51d3dae737160", kill_on_drop: false }`
[INFO] [stdout] 3bb146bb5d00f89be2d7ace90d786b87137c911eb97f76bf6db51d3dae737160