[INFO] fetching crate algotrees 0.2.0...
[INFO] checking algotrees-0.2.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate algotrees 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate algotrees 0.2.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algotrees 0.2.0
[INFO] finished tweaking crates.io crate algotrees 0.2.0
[INFO] tweaked toml for crates.io crate algotrees 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate algotrees 0.2.0 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21468de23e903c4245eaa2549da7a7d632c527fdf3e1f6cb27f94445950a7f46
[INFO] running `Command { std: "docker" "start" "-a" "21468de23e903c4245eaa2549da7a7d632c527fdf3e1f6cb27f94445950a7f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21468de23e903c4245eaa2549da7a7d632c527fdf3e1f6cb27f94445950a7f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21468de23e903c4245eaa2549da7a7d632c527fdf3e1f6cb27f94445950a7f46", kill_on_drop: false }`
[INFO] [stdout] 21468de23e903c4245eaa2549da7a7d632c527fdf3e1f6cb27f94445950a7f46
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01b2153d983f9bd26daa83f04387e410cb47ca82a6c9e9e2088c3de38372d756
[INFO] running `Command { std: "docker" "start" "-a" "01b2153d983f9bd26daa83f04387e410cb47ca82a6c9e9e2088c3de38372d756", kill_on_drop: false }`
[INFO] [stderr]     Checking algotrees v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::trees::types::Tree`
[INFO] [stdout]  --> src/trees/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use crate::trees::types::Tree;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::trees::types::Tree`
[INFO] [stdout]  --> src/trees/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use crate::trees::types::Tree;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "01b2153d983f9bd26daa83f04387e410cb47ca82a6c9e9e2088c3de38372d756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b2153d983f9bd26daa83f04387e410cb47ca82a6c9e9e2088c3de38372d756", kill_on_drop: false }`
[INFO] [stdout] 01b2153d983f9bd26daa83f04387e410cb47ca82a6c9e9e2088c3de38372d756
[INFO] checking algotrees-0.2.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate algotrees 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate algotrees 0.2.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algotrees 0.2.0
[INFO] finished tweaking crates.io crate algotrees 0.2.0
[INFO] tweaked toml for crates.io crate algotrees 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate algotrees 0.2.0 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7ac2a31ab85d1cc8a2aed5cca0e930a50c8ab986afb940191f09cf0be8039b1
[INFO] running `Command { std: "docker" "start" "-a" "c7ac2a31ab85d1cc8a2aed5cca0e930a50c8ab986afb940191f09cf0be8039b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ac2a31ab85d1cc8a2aed5cca0e930a50c8ab986afb940191f09cf0be8039b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ac2a31ab85d1cc8a2aed5cca0e930a50c8ab986afb940191f09cf0be8039b1", kill_on_drop: false }`
[INFO] [stdout] c7ac2a31ab85d1cc8a2aed5cca0e930a50c8ab986afb940191f09cf0be8039b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbdf21133b8584dedef4b3c84ddbc0266f4d614e21dccbb07bcc967ee584df2f
[INFO] running `Command { std: "docker" "start" "-a" "fbdf21133b8584dedef4b3c84ddbc0266f4d614e21dccbb07bcc967ee584df2f", kill_on_drop: false }`
[INFO] [stderr]     Checking algotrees v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::trees::types::Tree`
[INFO] [stdout]  --> src/trees/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use crate::trees::types::Tree;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::trees::types::Tree`
[INFO] [stdout]  --> src/trees/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use crate::trees::types::Tree;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "fbdf21133b8584dedef4b3c84ddbc0266f4d614e21dccbb07bcc967ee584df2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbdf21133b8584dedef4b3c84ddbc0266f4d614e21dccbb07bcc967ee584df2f", kill_on_drop: false }`
[INFO] [stdout] fbdf21133b8584dedef4b3c84ddbc0266f4d614e21dccbb07bcc967ee584df2f
