[INFO] cloning repository https://github.com/BaibhaVatsa/fractran
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BaibhaVatsa/fractran" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaibhaVatsa%2Ffractran", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaibhaVatsa%2Ffractran'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a87d620c09176199729ea2164b9023ed230f025
[INFO] checking BaibhaVatsa/fractran against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaibhaVatsa%2Ffractran" "/workspace/builds/worker-88/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BaibhaVatsa/fractran 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/BaibhaVatsa/fractran
[INFO] finished tweaking git repo https://github.com/BaibhaVatsa/fractran
[INFO] tweaked toml for git repo https://github.com/BaibhaVatsa/fractran written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate git repo https://github.com/BaibhaVatsa/fractran 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]     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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 94a0bb6eb6cb3f3b5dfc391b4ca463b26bb29858d1da5a6365a7cb8a7d0df74a
[INFO] running `Command { std: "docker" "start" "-a" "94a0bb6eb6cb3f3b5dfc391b4ca463b26bb29858d1da5a6365a7cb8a7d0df74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94a0bb6eb6cb3f3b5dfc391b4ca463b26bb29858d1da5a6365a7cb8a7d0df74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a0bb6eb6cb3f3b5dfc391b4ca463b26bb29858d1da5a6365a7cb8a7d0df74a", kill_on_drop: false }`
[INFO] [stdout] 94a0bb6eb6cb3f3b5dfc391b4ca463b26bb29858d1da5a6365a7cb8a7d0df74a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] f8621970d7e1d98f09678c75c3ba11e518d3a639d0387717dc8cc2d744f3ce32
[INFO] running `Command { std: "docker" "start" "-a" "f8621970d7e1d98f09678c75c3ba11e518d3a639d0387717dc8cc2d744f3ce32", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking text_io v0.1.7
[INFO] [stderr]     Checking fractran v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "f8621970d7e1d98f09678c75c3ba11e518d3a639d0387717dc8cc2d744f3ce32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8621970d7e1d98f09678c75c3ba11e518d3a639d0387717dc8cc2d744f3ce32", kill_on_drop: false }`
[INFO] [stdout] f8621970d7e1d98f09678c75c3ba11e518d3a639d0387717dc8cc2d744f3ce32