[INFO] cloning repository https://github.com/tammoippen/rfil
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tammoippen/rfil" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftammoippen%2Frfil", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftammoippen%2Frfil'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba5452bf19f35e9b7329dafec6bce47176f06dc5
[INFO] checking tammoippen/rfil against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftammoippen%2Frfil" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tammoippen/rfil on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tammoippen/rfil
[INFO] finished tweaking git repo https://github.com/tammoippen/rfil
[INFO] tweaked toml for git repo https://github.com/tammoippen/rfil written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tammoippen/rfil already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded dtoa v0.4.1
[INFO] [stderr]   Downloaded vec_map v0.7.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.1.0
[INFO] [stderr]   Downloaded atty v0.2.2
[INFO] [stderr]   Downloaded term_size v0.2.3
[INFO] [stderr]   Downloaded bitflags v0.8.2
[INFO] [stderr]   Downloaded itoa v0.3.1
[INFO] [stderr]   Downloaded serde_codegen_internals v0.14.1
[INFO] [stderr]   Downloaded syn v0.11.9
[INFO] [stderr]   Downloaded serde_derive v0.9.11
[INFO] [stderr]   Downloaded clap v2.22.1
[INFO] [stderr]   Downloaded serde v0.9.11
[INFO] [stderr]   Downloaded serde_json v0.9.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e2e0ab1229b2d1d53f401c03adab465c0fc2cdabba34eed8dde136b547d9fbe
[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" "7e2e0ab1229b2d1d53f401c03adab465c0fc2cdabba34eed8dde136b547d9fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e2e0ab1229b2d1d53f401c03adab465c0fc2cdabba34eed8dde136b547d9fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2e0ab1229b2d1d53f401c03adab465c0fc2cdabba34eed8dde136b547d9fbe", kill_on_drop: false }`
[INFO] [stdout] 7e2e0ab1229b2d1d53f401c03adab465c0fc2cdabba34eed8dde136b547d9fbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7904e0ce9642a6cacbbfab8f58a352fca93369cdeb18d0b616c9a3061a00b4f
[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" "d7904e0ce9642a6cacbbfab8f58a352fca93369cdeb18d0b616c9a3061a00b4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking serde v0.9.11
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking clap v2.22.1
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.1
[INFO] [stderr]    Compiling serde_derive v0.9.11
[INFO] [stderr]     Checking serde_json v0.9.9
[INFO] [stderr]     Checking rfil v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.99s
[INFO] running `Command { std: "docker" "inspect" "d7904e0ce9642a6cacbbfab8f58a352fca93369cdeb18d0b616c9a3061a00b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7904e0ce9642a6cacbbfab8f58a352fca93369cdeb18d0b616c9a3061a00b4f", kill_on_drop: false }`
[INFO] [stdout] d7904e0ce9642a6cacbbfab8f58a352fca93369cdeb18d0b616c9a3061a00b4f