[INFO] fetching crate mach-core 0.1.1...
[INFO] checking mach-core-0.1.1 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate mach-core 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mach-core 0.1.1
[INFO] finished tweaking crates.io crate mach-core 0.1.1
[INFO] tweaked toml for crates.io crate mach-core 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mach-core 0.1.1 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b417ffde58049121d5f40bfc8fa0a1edad2f1484993c4faf63b98e950849e19f
[INFO] running `Command { std: "docker" "start" "-a" "b417ffde58049121d5f40bfc8fa0a1edad2f1484993c4faf63b98e950849e19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b417ffde58049121d5f40bfc8fa0a1edad2f1484993c4faf63b98e950849e19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b417ffde58049121d5f40bfc8fa0a1edad2f1484993c4faf63b98e950849e19f", kill_on_drop: false }`
[INFO] [stdout] b417ffde58049121d5f40bfc8fa0a1edad2f1484993c4faf63b98e950849e19f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56f6cd9089d522da2a8f874106c9b2762b828b684d0bfbd83b637b4bca1973e5
[INFO] running `Command { std: "docker" "start" "-a" "56f6cd9089d522da2a8f874106c9b2762b828b684d0bfbd83b637b4bca1973e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking mach-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `graph_macro::*`
[INFO] [stdout]   --> src/dag/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use graph_macro::*;
[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: `graph_macro::*`
[INFO] [stdout]   --> src/dag/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use graph_macro::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestLogVisitor` is never constructed
[INFO] [stdout]  --> src/dag/test/visitor_test.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct TestLogVisitor {
[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 7.92s
[INFO] running `Command { std: "docker" "inspect" "56f6cd9089d522da2a8f874106c9b2762b828b684d0bfbd83b637b4bca1973e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f6cd9089d522da2a8f874106c9b2762b828b684d0bfbd83b637b4bca1973e5", kill_on_drop: false }`
[INFO] [stdout] 56f6cd9089d522da2a8f874106c9b2762b828b684d0bfbd83b637b4bca1973e5