[INFO] cloning repository https://github.com/nagyf/write-yourself-a-git
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nagyf/write-yourself-a-git" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagyf%2Fwrite-yourself-a-git", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagyf%2Fwrite-yourself-a-git'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9be221376dda3791f2806d912c550007a3239d0c
[INFO] checking nagyf/write-yourself-a-git against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagyf%2Fwrite-yourself-a-git" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nagyf/write-yourself-a-git on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/nagyf/write-yourself-a-git
[INFO] finished tweaking git repo https://github.com/nagyf/write-yourself-a-git
[INFO] tweaked toml for git repo https://github.com/nagyf/write-yourself-a-git written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nagyf/write-yourself-a-git already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f55b68921b4c147caf54debcc51f605a714753d326c2d3d7f74baae53c7d98e3
[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" "f55b68921b4c147caf54debcc51f605a714753d326c2d3d7f74baae53c7d98e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f55b68921b4c147caf54debcc51f605a714753d326c2d3d7f74baae53c7d98e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55b68921b4c147caf54debcc51f605a714753d326c2d3d7f74baae53c7d98e3", kill_on_drop: false }`
[INFO] [stdout] f55b68921b4c147caf54debcc51f605a714753d326c2d3d7f74baae53c7d98e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3be9b548df2df38e1dd141b5323edaeee4ab846f935a5f14bf09141d336f207
[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" "a3be9b548df2df38e1dd141b5323edaeee4ab846f935a5f14bf09141d336f207", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking write-yourself-a-git v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.48s
[INFO] running `Command { std: "docker" "inspect" "a3be9b548df2df38e1dd141b5323edaeee4ab846f935a5f14bf09141d336f207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3be9b548df2df38e1dd141b5323edaeee4ab846f935a5f14bf09141d336f207", kill_on_drop: false }`
[INFO] [stdout] a3be9b548df2df38e1dd141b5323edaeee4ab846f935a5f14bf09141d336f207