[INFO] fetching crate qudit-core 0.2.1...
[INFO] checking qudit-core-0.2.1 against master#e22dab387f6b4f6a87dfc54ac2f6013dddb41e68 for pr-149195
[INFO] extracting crate qudit-core 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate qudit-core 0.2.1
[INFO] finished tweaking crates.io crate qudit-core 0.2.1
[INFO] tweaked toml for crates.io crate qudit-core 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qudit-core 0.2.1 on toolchain e22dab387f6b4f6a87dfc54ac2f6013dddb41e68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qudit-core 0.2.1 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" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qudit-macros v0.2.1
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e5de064188f5d97b871246f633c8ca54a82217eead8b8843e6964c312273f88
[INFO] running `Command { std: "docker" "start" "-a" "9e5de064188f5d97b871246f633c8ca54a82217eead8b8843e6964c312273f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e5de064188f5d97b871246f633c8ca54a82217eead8b8843e6964c312273f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5de064188f5d97b871246f633c8ca54a82217eead8b8843e6964c312273f88", kill_on_drop: false }`
[INFO] [stdout] 9e5de064188f5d97b871246f633c8ca54a82217eead8b8843e6964c312273f88
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bb321adf0c1f0133e38e8c0a3c73b4f7c44194cfd0a2aa3057df3117d7553af
[INFO] running `Command { std: "docker" "start" "-a" "7bb321adf0c1f0133e38e8c0a3c73b4f7c44194cfd0a2aa3057df3117d7553af", kill_on_drop: false }`
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[INFO] [stderr]     Checking qudit-core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::cartesian_match`
[INFO] [stdout]  --> src/accel/kron.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::cartesian_match;
[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: `super::cartesian_match`
[INFO] [stdout]   --> src/accel/frpr.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::cartesian_match;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cartesian_match`
[INFO] [stdout]  --> src/accel/kron.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::cartesian_match;
[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: `super::cartesian_match`
[INFO] [stdout]   --> src/accel/frpr.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::cartesian_match;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "7bb321adf0c1f0133e38e8c0a3c73b4f7c44194cfd0a2aa3057df3117d7553af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb321adf0c1f0133e38e8c0a3c73b4f7c44194cfd0a2aa3057df3117d7553af", kill_on_drop: false }`
[INFO] [stdout] 7bb321adf0c1f0133e38e8c0a3c73b4f7c44194cfd0a2aa3057df3117d7553af