[INFO] cloning repository https://github.com/Heusini/yams
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Heusini/yams" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeusini%2Fyams", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeusini%2Fyams'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50841916319b9698a28b5fa3c9933481b354f8d2
[INFO] checking Heusini/yams against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeusini%2Fyams" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Heusini/yams on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Heusini/yams
[INFO] finished tweaking git repo https://github.com/Heusini/yams
[INFO] tweaked toml for git repo https://github.com/Heusini/yams written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Heusini/yams already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.121
[INFO] [stderr]   Downloaded pin-project-lite v0.2.3
[INFO] [stderr]   Downloaded serde v1.0.121
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26333ce3b93da8ae9c10d8c2e273a80a441d4b7cd675a81a49efaa8b1e4c58ab
[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" "26333ce3b93da8ae9c10d8c2e273a80a441d4b7cd675a81a49efaa8b1e4c58ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26333ce3b93da8ae9c10d8c2e273a80a441d4b7cd675a81a49efaa8b1e4c58ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26333ce3b93da8ae9c10d8c2e273a80a441d4b7cd675a81a49efaa8b1e4c58ab", kill_on_drop: false }`
[INFO] [stdout] 26333ce3b93da8ae9c10d8c2e273a80a441d4b7cd675a81a49efaa8b1e4c58ab
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22084077b6b7b93a7ad7aa03623841ebaadfa5d09a5053148681257114d8cdf9
[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" "22084077b6b7b93a7ad7aa03623841ebaadfa5d09a5053148681257114d8cdf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-core v0.3.9
[INFO] [stderr]     Checking futures-sink v0.3.9
[INFO] [stderr]     Checking pin-project-lite v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.121
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking futures-task v0.3.9
[INFO] [stderr]     Checking futures-channel v0.3.9
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]    Compiling futures-macro v0.3.9
[INFO] [stderr]    Compiling serde_derive v1.0.121
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]     Checking futures-util v0.3.9
[INFO] [stderr]     Checking futures-executor v0.3.9
[INFO] [stderr]     Checking futures v0.3.9
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking yams v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "22084077b6b7b93a7ad7aa03623841ebaadfa5d09a5053148681257114d8cdf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22084077b6b7b93a7ad7aa03623841ebaadfa5d09a5053148681257114d8cdf9", kill_on_drop: false }`
[INFO] [stdout] 22084077b6b7b93a7ad7aa03623841ebaadfa5d09a5053148681257114d8cdf9