[INFO] cloning repository https://github.com/kaikalii/fo4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaikalii/fo4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaikalii%2Ffo4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaikalii%2Ffo4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 204531ad8b75d804d9a172eaed5db9c5870ff5ff
[INFO] checking kaikalii/fo4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaikalii%2Ffo4" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaikalii/fo4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaikalii/fo4
[INFO] finished tweaking git repo https://github.com/kaikalii/fo4
[INFO] tweaked toml for git repo https://github.com/kaikalii/fo4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kaikalii/fo4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded open v1.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d035a6ca8064a96fe613488a66b57dde21807487b0bcf3b3acf9a657d0ab87f8
[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" "d035a6ca8064a96fe613488a66b57dde21807487b0bcf3b3acf9a657d0ab87f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d035a6ca8064a96fe613488a66b57dde21807487b0bcf3b3acf9a657d0ab87f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d035a6ca8064a96fe613488a66b57dde21807487b0bcf3b3acf9a657d0ab87f8", kill_on_drop: false }`
[INFO] [stdout] d035a6ca8064a96fe613488a66b57dde21807487b0bcf3b3acf9a657d0ab87f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fe4fd3592c934319dc4e9839500d9ed85b2325a0b9abb6baabe6697b38df1c8
[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" "7fe4fd3592c934319dc4e9839500d9ed85b2325a0b9abb6baabe6697b38df1c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking bimap v0.6.1
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking open v1.7.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking serde_yaml v0.8.21
[INFO] [stderr]     Checking fo4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.78s
[INFO] running `Command { std: "docker" "inspect" "7fe4fd3592c934319dc4e9839500d9ed85b2325a0b9abb6baabe6697b38df1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe4fd3592c934319dc4e9839500d9ed85b2325a0b9abb6baabe6697b38df1c8", kill_on_drop: false }`
[INFO] [stdout] 7fe4fd3592c934319dc4e9839500d9ed85b2325a0b9abb6baabe6697b38df1c8