[INFO] cloning repository https://github.com/jgosmann/btdt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgosmann/btdt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgosmann%2Fbtdt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgosmann%2Fbtdt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f7d9632eec0bb10c4557dee24b931d913c14192
[INFO] checking jgosmann/btdt against master#75948c8bb3bd37f1e8ee20273a04edea4c1f84f8 for pr-147984-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgosmann%2Fbtdt" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jgosmann/btdt
[INFO] finished tweaking git repo https://github.com/jgosmann/btdt
[INFO] tweaked toml for git repo https://github.com/jgosmann/btdt written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jgosmann/btdt on toolchain 75948c8bb3bd37f1e8ee20273a04edea4c1f84f8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jgosmann/btdt 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" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c3e682535421761c91068ce90758387158a90a124216932897fd3fbb08fb928b", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+75948c8bb3bd37f1e8ee20273a04edea4c1f84f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "2aa7efca6bb9f4983592101a1094db81b1fb824febe3933514490f83c70f3012", kill_on_drop: false }`
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[INFO] [stdout] warning: method `copy_to` is never used
[INFO] [stdout]   --> btdt-cli/tests/cache_fixture.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl CacheFixture {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn copy_to<P: AsRef<Path>>(&self, path: P) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy_dir` is never used
[INFO] [stdout]   --> btdt-cli/tests/cache_fixture.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn copy_dir<P: AsRef<Path>>(src: P, dst: P) -> io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `path` is never used
[INFO] [stdout]   --> btdt-cli/tests/cache_fixture.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl CacheFixture {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn path(&self) -> &Path {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking btdt-server v0.2.0 (/opt/rustwide/workdir/btdt-server)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 54s
[INFO] running `Command { std: "docker" "inspect" "2aa7efca6bb9f4983592101a1094db81b1fb824febe3933514490f83c70f3012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa7efca6bb9f4983592101a1094db81b1fb824febe3933514490f83c70f3012", kill_on_drop: false }`
[INFO] [stdout] 2aa7efca6bb9f4983592101a1094db81b1fb824febe3933514490f83c70f3012