[INFO] cloning repository https://github.com/davidkern/rote
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidkern/rote" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidkern%2Frote", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidkern%2Frote'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 899f4c1d7e4109dd22bc656daccead9e0c658f59
[INFO] checking davidkern/rote against e3607d549209cc9fdfe7e907123b4185210e2c2b for pr-158915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidkern%2Frote" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/davidkern/rote
[INFO] finished tweaking git repo https://github.com/davidkern/rote
[INFO] tweaked toml for git repo https://github.com/davidkern/rote written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/davidkern/rote on toolchain e3607d549209cc9fdfe7e907123b4185210e2c2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/davidkern/rote already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alga v0.9.3
[INFO] [stderr]   Downloaded libm v0.2.1
[INFO] [stderr]   Downloaded syn v1.0.64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b
[INFO] running `Command { std: "docker" "start" "0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking bumpalo v3.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking rote v0.0.0 (/opt/rustwide/workdir/rote)
[INFO] [stderr] warning: unused dependency `alga`
[INFO] [stderr]   --> rote/Cargo.toml:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | alga = "0.9.3"
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `alga`
[INFO] [stderr] warning: unused dependency `bumpalo`
[INFO] [stderr]   --> rote/Cargo.toml:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | bumpalo = "3.6.1"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `bumpalo`
[INFO] [stderr] warning: `rote` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `Command { std: "docker" "inspect" "0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b", kill_on_drop: false }`
[INFO] [stdout] 0c9223155c9a9dc08a69738fb53f23fe1c6be665fb4d05469e4fe419b43b331b
