[INFO] cloning repository https://github.com/TyberiusPrime/ff_filelister
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TyberiusPrime/ff_filelister" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyberiusPrime%2Fff_filelister", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyberiusPrime%2Fff_filelister'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab7a81ce7faccb8e4bcf0b71742c9cb35686c6d3
[INFO] checking TyberiusPrime/ff_filelister against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyberiusPrime%2Fff_filelister" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TyberiusPrime/ff_filelister 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] started tweaking git repo https://github.com/TyberiusPrime/ff_filelister
[INFO] finished tweaking git repo https://github.com/TyberiusPrime/ff_filelister
[INFO] tweaked toml for git repo https://github.com/TyberiusPrime/ff_filelister written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/TyberiusPrime/ff_filelister 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f663a54045dc8ceb1725b86e1d430d1dfa26cdece5e03b3f02146e4db57f2cd2
[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" "f663a54045dc8ceb1725b86e1d430d1dfa26cdece5e03b3f02146e4db57f2cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f663a54045dc8ceb1725b86e1d430d1dfa26cdece5e03b3f02146e4db57f2cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f663a54045dc8ceb1725b86e1d430d1dfa26cdece5e03b3f02146e4db57f2cd2", kill_on_drop: false }`
[INFO] [stdout] f663a54045dc8ceb1725b86e1d430d1dfa26cdece5e03b3f02146e4db57f2cd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33a965d5242a924161d49ffa708e68e8fa70afe239c4f7b88957c6b7023d9462
[INFO] running `Command { std: "docker" "start" "-a" "33a965d5242a924161d49ffa708e68e8fa70afe239c4f7b88957c6b7023d9462", 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]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking ff_filelister v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "33a965d5242a924161d49ffa708e68e8fa70afe239c4f7b88957c6b7023d9462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a965d5242a924161d49ffa708e68e8fa70afe239c4f7b88957c6b7023d9462", kill_on_drop: false }`
[INFO] [stdout] 33a965d5242a924161d49ffa708e68e8fa70afe239c4f7b88957c6b7023d9462