[INFO] fetching crate pi_slot_wheel 0.3.1...
[INFO] building pi_slot_wheel-0.3.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate pi_slot_wheel 0.3.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pi_slot_wheel 0.3.1
[INFO] finished tweaking crates.io crate pi_slot_wheel 0.3.1
[INFO] tweaked toml for crates.io crate pi_slot_wheel 0.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_slot_wheel 0.3.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pi_slot_wheel 0.3.1 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8c2cdd3fef51012f672d7d91471716176902c6427f8a8e07d5204b3703cbde8
[INFO] running `Command { std: "docker" "start" "-a" "d8c2cdd3fef51012f672d7d91471716176902c6427f8a8e07d5204b3703cbde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8c2cdd3fef51012f672d7d91471716176902c6427f8a8e07d5204b3703cbde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c2cdd3fef51012f672d7d91471716176902c6427f8a8e07d5204b3703cbde8", kill_on_drop: false }`
[INFO] [stdout] d8c2cdd3fef51012f672d7d91471716176902c6427f8a8e07d5204b3703cbde8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad8b2708f0454f4f19efbb6a4a580771626da2b80f50b1b050c5b66cf5a370c2
[INFO] running `Command { std: "docker" "start" "-a" "ad8b2708f0454f4f19efbb6a4a580771626da2b80f50b1b050c5b66cf5a370c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling pi_null v0.1.12
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling pi_slotmap v0.2.1
[INFO] [stderr]    Compiling pi_share v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling pi_key_alloter v0.6.4
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling pi_slot_deque v0.3.1
[INFO] [stderr]    Compiling pi_slot_wheel v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/lib.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use slotmap::{Key, new_key_type};
[INFO] [stdout]   |               ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.01s
[INFO] running `Command { std: "docker" "inspect" "ad8b2708f0454f4f19efbb6a4a580771626da2b80f50b1b050c5b66cf5a370c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad8b2708f0454f4f19efbb6a4a580771626da2b80f50b1b050c5b66cf5a370c2", kill_on_drop: false }`
[INFO] [stdout] ad8b2708f0454f4f19efbb6a4a580771626da2b80f50b1b050c5b66cf5a370c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22645bacaaddf5300b7de74340f2038ce1d656f87d5d002decf26319351aecbf
[INFO] running `Command { std: "docker" "start" "-a" "22645bacaaddf5300b7de74340f2038ce1d656f87d5d002decf26319351aecbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_slot_wheel v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/lib.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use slotmap::{Key, new_key_type};
[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: `Key`
[INFO] [stdout]  --> src/lib.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use slotmap::{Key, new_key_type};
[INFO] [stdout]   |               ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "22645bacaaddf5300b7de74340f2038ce1d656f87d5d002decf26319351aecbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22645bacaaddf5300b7de74340f2038ce1d656f87d5d002decf26319351aecbf", kill_on_drop: false }`
[INFO] [stdout] 22645bacaaddf5300b7de74340f2038ce1d656f87d5d002decf26319351aecbf