[INFO] cloning repository https://github.com/leopck/rs-disk-labeller
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leopck/rs-disk-labeller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleopck%2Frs-disk-labeller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleopck%2Frs-disk-labeller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee4d9c764f71788e4baa2567025bb00754f7bf8a
[INFO] testing leopck/rs-disk-labeller against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleopck%2Frs-disk-labeller" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leopck/rs-disk-labeller on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leopck/rs-disk-labeller
[INFO] finished tweaking git repo https://github.com/leopck/rs-disk-labeller
[INFO] tweaked toml for git repo https://github.com/leopck/rs-disk-labeller written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/leopck/rs-disk-labeller 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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e00ecdf8c4a88a3fec0dc800579f49d9e72e05d2055a9ac0171a53a8625a40d5
[INFO] running `Command { std: "docker" "start" "-a" "e00ecdf8c4a88a3fec0dc800579f49d9e72e05d2055a9ac0171a53a8625a40d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e00ecdf8c4a88a3fec0dc800579f49d9e72e05d2055a9ac0171a53a8625a40d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00ecdf8c4a88a3fec0dc800579f49d9e72e05d2055a9ac0171a53a8625a40d5", kill_on_drop: false }`
[INFO] [stdout] e00ecdf8c4a88a3fec0dc800579f49d9e72e05d2055a9ac0171a53a8625a40d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba24ecf30834c52a9e1b0aeccd4d6a5c5e7d4f43a2924f06f37f555e1ed9cf5
[INFO] running `Command { std: "docker" "start" "-a" "eba24ecf30834c52a9e1b0aeccd4d6a5c5e7d4f43a2924f06f37f555e1ed9cf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling disk_labeler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/main.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn verify_label(device: &str) {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "eba24ecf30834c52a9e1b0aeccd4d6a5c5e7d4f43a2924f06f37f555e1ed9cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba24ecf30834c52a9e1b0aeccd4d6a5c5e7d4f43a2924f06f37f555e1ed9cf5", kill_on_drop: false }`
[INFO] [stdout] eba24ecf30834c52a9e1b0aeccd4d6a5c5e7d4f43a2924f06f37f555e1ed9cf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4d2d005c7f1e0b7f0200718c68128c92835e3fa075460a8da25464a27a25375
[INFO] running `Command { std: "docker" "start" "-a" "f4d2d005c7f1e0b7f0200718c68128c92835e3fa075460a8da25464a27a25375", kill_on_drop: false }`
[INFO] [stderr]    Compiling disk_labeler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `device`
[INFO] [stdout]   --> src/main.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn verify_label(device: &str) {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "f4d2d005c7f1e0b7f0200718c68128c92835e3fa075460a8da25464a27a25375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d2d005c7f1e0b7f0200718c68128c92835e3fa075460a8da25464a27a25375", kill_on_drop: false }`
[INFO] [stdout] f4d2d005c7f1e0b7f0200718c68128c92835e3fa075460a8da25464a27a25375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eecc18d9e9148811e860fb1223e78f59fcb7ce91d475d42e9cc68740f7e745f8
[INFO] running `Command { std: "docker" "start" "-a" "eecc18d9e9148811e860fb1223e78f59fcb7ce91d475d42e9cc68740f7e745f8", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `device`
[INFO] [stderr]   --> src/main.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn verify_label(device: &str) {
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_device`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `disk_labeler` (bin "disk_labeler" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/disk_labeler-bab1813c5a8c9aab)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eecc18d9e9148811e860fb1223e78f59fcb7ce91d475d42e9cc68740f7e745f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eecc18d9e9148811e860fb1223e78f59fcb7ce91d475d42e9cc68740f7e745f8", kill_on_drop: false }`
[INFO] [stdout] eecc18d9e9148811e860fb1223e78f59fcb7ce91d475d42e9cc68740f7e745f8