[INFO] cloning repository https://github.com/benlubas/how-does-rust-work
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benlubas/how-does-rust-work" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenlubas%2Fhow-does-rust-work", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenlubas%2Fhow-does-rust-work'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be39769c2c13f21dcffff68c2a79ac06c366afc5
[INFO] checking benlubas/how-does-rust-work against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenlubas%2Fhow-does-rust-work" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benlubas/how-does-rust-work 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/benlubas/how-does-rust-work
[INFO] finished tweaking git repo https://github.com/benlubas/how-does-rust-work
[INFO] tweaked toml for git repo https://github.com/benlubas/how-does-rust-work written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/benlubas/how-does-rust-work 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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] ef8019932f4e5f2d7f0e3237e04d10f99d237e9505b4b75706bc5a72d3f3b540
[INFO] running `Command { std: "docker" "start" "-a" "ef8019932f4e5f2d7f0e3237e04d10f99d237e9505b4b75706bc5a72d3f3b540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef8019932f4e5f2d7f0e3237e04d10f99d237e9505b4b75706bc5a72d3f3b540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8019932f4e5f2d7f0e3237e04d10f99d237e9505b4b75706bc5a72d3f3b540", kill_on_drop: false }`
[INFO] [stdout] ef8019932f4e5f2d7f0e3237e04d10f99d237e9505b4b75706bc5a72d3f3b540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] a40ddbf51d6addc761e692ae4d850cf291b8fff1b6bf0d29e37c024a04a41196
[INFO] running `Command { std: "docker" "start" "-a" "a40ddbf51d6addc761e692ae4d850cf291b8fff1b6bf0d29e37c024a04a41196", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking how-does-rust-work v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.04s
[INFO] running `Command { std: "docker" "inspect" "a40ddbf51d6addc761e692ae4d850cf291b8fff1b6bf0d29e37c024a04a41196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40ddbf51d6addc761e692ae4d850cf291b8fff1b6bf0d29e37c024a04a41196", kill_on_drop: false }`
[INFO] [stdout] a40ddbf51d6addc761e692ae4d850cf291b8fff1b6bf0d29e37c024a04a41196