[INFO] fetching crate assessment 1.0.0...
[INFO] checking assessment-1.0.0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate assessment 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate assessment 1.0.0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assessment 1.0.0
[INFO] finished tweaking crates.io crate assessment 1.0.0
[INFO] tweaked toml for crates.io crate assessment 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded impl_ops v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f57d2acc3e35dd22a0136bcc7c32205b18b74fc014cb40f655859f3ee9e4c7e9
[INFO] running `Command { std: "docker" "start" "-a" "f57d2acc3e35dd22a0136bcc7c32205b18b74fc014cb40f655859f3ee9e4c7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f57d2acc3e35dd22a0136bcc7c32205b18b74fc014cb40f655859f3ee9e4c7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57d2acc3e35dd22a0136bcc7c32205b18b74fc014cb40f655859f3ee9e4c7e9", kill_on_drop: false }`
[INFO] [stdout] f57d2acc3e35dd22a0136bcc7c32205b18b74fc014cb40f655859f3ee9e4c7e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a71969dcadc65aedffd3d35ae46541057949e40e678cdbacee34e7b09123ac3
[INFO] running `Command { std: "docker" "start" "-a" "0a71969dcadc65aedffd3d35ae46541057949e40e678cdbacee34e7b09123ac3", kill_on_drop: false }`
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]     Checking assessment v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `numeric::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use numeric::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `single::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use single::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `two_tuple::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use two_tuple::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `numeric::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use numeric::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `single::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use single::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `two_tuple::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use two_tuple::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "0a71969dcadc65aedffd3d35ae46541057949e40e678cdbacee34e7b09123ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a71969dcadc65aedffd3d35ae46541057949e40e678cdbacee34e7b09123ac3", kill_on_drop: false }`
[INFO] [stdout] 0a71969dcadc65aedffd3d35ae46541057949e40e678cdbacee34e7b09123ac3
[INFO] checking assessment-1.0.0 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate assessment 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate assessment 1.0.0 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assessment 1.0.0
[INFO] finished tweaking crates.io crate assessment 1.0.0
[INFO] tweaked toml for crates.io crate assessment 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d7c1d1562613824912e05114f7beaca5e81ebd0ce4ae10a160979fbf7babd6a
[INFO] running `Command { std: "docker" "start" "-a" "2d7c1d1562613824912e05114f7beaca5e81ebd0ce4ae10a160979fbf7babd6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d7c1d1562613824912e05114f7beaca5e81ebd0ce4ae10a160979fbf7babd6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7c1d1562613824912e05114f7beaca5e81ebd0ce4ae10a160979fbf7babd6a", kill_on_drop: false }`
[INFO] [stdout] 2d7c1d1562613824912e05114f7beaca5e81ebd0ce4ae10a160979fbf7babd6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffd809c54024a15fe1e840296110e858e603fd05e15f5858ddd9f222057befe3
[INFO] running `Command { std: "docker" "start" "-a" "ffd809c54024a15fe1e840296110e858e603fd05e15f5858ddd9f222057befe3", kill_on_drop: false }`
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]     Checking assessment v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `numeric::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use numeric::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `single::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use single::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `two_tuple::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use two_tuple::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `numeric::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use numeric::*;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `single::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use single::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `two_tuple::*`
[INFO] [stdout]  --> src/valuation/unification/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use two_tuple::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "ffd809c54024a15fe1e840296110e858e603fd05e15f5858ddd9f222057befe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd809c54024a15fe1e840296110e858e603fd05e15f5858ddd9f222057befe3", kill_on_drop: false }`
[INFO] [stdout] ffd809c54024a15fe1e840296110e858e603fd05e15f5858ddd9f222057befe3
