[INFO] fetching crate block-graph 0.2.0...
[INFO] checking block-graph-0.2.0 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate block-graph 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate block-graph 0.2.0
[INFO] finished tweaking crates.io crate block-graph 0.2.0
[INFO] tweaked toml for crates.io crate block-graph 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate block-graph 0.2.0 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate block-graph 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a9a8dfef76a20bcdc8e6952448fc19b893d4eb78aad4c033e214a434e8d00e5
[INFO] running `Command { std: "docker" "start" "-a" "2a9a8dfef76a20bcdc8e6952448fc19b893d4eb78aad4c033e214a434e8d00e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9a8dfef76a20bcdc8e6952448fc19b893d4eb78aad4c033e214a434e8d00e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9a8dfef76a20bcdc8e6952448fc19b893d4eb78aad4c033e214a434e8d00e5", kill_on_drop: false }`
[INFO] [stdout] 2a9a8dfef76a20bcdc8e6952448fc19b893d4eb78aad4c033e214a434e8d00e5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60e1d39cd919156253143893a257db53d49c9f5aa81137d4206bd40df52c2d6f
[INFO] running `Command { std: "docker" "start" "-a" "60e1d39cd919156253143893a257db53d49c9f5aa81137d4206bd40df52c2d6f", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `op_tuple`
[INFO] [stdout]    --> src/ai.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 | use {op_tuple,decompose_primitive,decompose_tuple};
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sum_like`
[INFO] [stdout]    --> src/builtin/math.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 | use {bicop_like,sum_like};
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `soft_like`
[INFO] [stdout]    --> src/builtin/soft.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 | use soft_like;
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zip_tuple`
[INFO] [stdout]    --> src/builtin/mod.rs:548:23
[INFO] [stdout]     |
[INFO] [stdout] 548 | use {accessible_inner,zip_tuple};
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `op_tuple`
[INFO] [stdout]    --> src/ai.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 | use {op_tuple,decompose_primitive,decompose_tuple};
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sum_like`
[INFO] [stdout]    --> src/builtin/math.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 | use {bicop_like,sum_like};
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `soft_like`
[INFO] [stdout]    --> src/builtin/soft.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 | use soft_like;
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `zip_tuple`
[INFO] [stdout]    --> src/builtin/mod.rs:548:23
[INFO] [stdout]     |
[INFO] [stdout] 548 | use {accessible_inner,zip_tuple};
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Extendable` is never constructed
[INFO] [stdout]    --> src/graph.rs:465:12
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub struct Extendable<V>(pub V);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Extendable` is never constructed
[INFO] [stdout]    --> src/graph.rs:465:12
[INFO] [stdout]     |
[INFO] [stdout] 465 | pub struct Extendable<V>(pub V);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "60e1d39cd919156253143893a257db53d49c9f5aa81137d4206bd40df52c2d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e1d39cd919156253143893a257db53d49c9f5aa81137d4206bd40df52c2d6f", kill_on_drop: false }`
[INFO] [stdout] 60e1d39cd919156253143893a257db53d49c9f5aa81137d4206bd40df52c2d6f