[INFO] cloning repository https://github.com/tuzz/chaffin-variation-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuzz/chaffin-variation-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Fchaffin-variation-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Fchaffin-variation-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70ecd2f280d2dca488eadd90f1b4b2ed5d19e40f
[INFO] checking tuzz/chaffin-variation-rust against try#ea2bf32540662c61547071aad6cf0851a0b02f58 for pr-96376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuzz%2Fchaffin-variation-rust" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tuzz/chaffin-variation-rust on toolchain ea2bf32540662c61547071aad6cf0851a0b02f58
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tuzz/chaffin-variation-rust
[INFO] finished tweaking git repo https://github.com/tuzz/chaffin-variation-rust
[INFO] tweaked toml for git repo https://github.com/tuzz/chaffin-variation-rust written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/tuzz/chaffin-variation-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 297aeb86b8d1074c7f9d4bc2708f0fc8c33eb9eae24fcc852d6e0648f97530ea
[INFO] running `Command { std: "docker" "start" "-a" "297aeb86b8d1074c7f9d4bc2708f0fc8c33eb9eae24fcc852d6e0648f97530ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "297aeb86b8d1074c7f9d4bc2708f0fc8c33eb9eae24fcc852d6e0648f97530ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297aeb86b8d1074c7f9d4bc2708f0fc8c33eb9eae24fcc852d6e0648f97530ea", kill_on_drop: false }`
[INFO] [stdout] 297aeb86b8d1074c7f9d4bc2708f0fc8c33eb9eae24fcc852d6e0648f97530ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+ea2bf32540662c61547071aad6cf0851a0b02f58" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fcb44dc8a587010aefe564d9102bf0d5bd223db8db32e5d51fd6b7d0ca4d228
[INFO] running `Command { std: "docker" "start" "-a" "9fcb44dc8a587010aefe564d9102bf0d5bd223db8db32e5d51fd6b7d0ca4d228", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]     Checking lehmer v3.0.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking chaffin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "9fcb44dc8a587010aefe564d9102bf0d5bd223db8db32e5d51fd6b7d0ca4d228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcb44dc8a587010aefe564d9102bf0d5bd223db8db32e5d51fd6b7d0ca4d228", kill_on_drop: false }`
[INFO] [stdout] 9fcb44dc8a587010aefe564d9102bf0d5bd223db8db32e5d51fd6b7d0ca4d228