[INFO] fetching crate uindex 0.1.1...
[INFO] checking uindex-0.1.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate uindex 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate uindex 0.1.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uindex 0.1.1
[INFO] finished tweaking crates.io crate uindex 0.1.1
[INFO] tweaked toml for crates.io crate uindex 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages
[INFO] [stderr]       Adding env_logger v0.7.1 (latest: v0.11.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.57)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ccae230c613298e2faa05f64ee8538230a2f41f0f8b68d9222cc6dd9949d598
[INFO] running `Command { std: "docker" "start" "-a" "4ccae230c613298e2faa05f64ee8538230a2f41f0f8b68d9222cc6dd9949d598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ccae230c613298e2faa05f64ee8538230a2f41f0f8b68d9222cc6dd9949d598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccae230c613298e2faa05f64ee8538230a2f41f0f8b68d9222cc6dd9949d598", kill_on_drop: false }`
[INFO] [stdout] 4ccae230c613298e2faa05f64ee8538230a2f41f0f8b68d9222cc6dd9949d598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e3696432718d4dd4ddf15466bf1ed19d3ff6670c766341240cc74f7f9464f16
[INFO] running `Command { std: "docker" "start" "-a" "6e3696432718d4dd4ddf15466bf1ed19d3ff6670c766341240cc74f7f9464f16", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking uindex v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::lazy`
[INFO] [stdout]   --> src/facttree.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::lazy::OnceCell;
[INFO] [stdout]    |          ^^^^ could not find `lazy` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::lazy`
[INFO] [stdout]   --> src/facttree.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::lazy::OnceCell;
[INFO] [stdout]    |          ^^^^ could not find `lazy` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Clone` is imported redundantly
[INFO] [stdout]   --> src/facttree.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::clone::Clone;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Clone` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Clone` is imported redundantly
[INFO] [stdout]   --> src/facttree.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::clone::Clone;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Clone` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `once_cell` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(once_cell)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `once_cell` has been stable since 1.70.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | #![feature(once_cell)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uindex` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `uindex` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6e3696432718d4dd4ddf15466bf1ed19d3ff6670c766341240cc74f7f9464f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e3696432718d4dd4ddf15466bf1ed19d3ff6670c766341240cc74f7f9464f16", kill_on_drop: false }`
[INFO] [stdout] 6e3696432718d4dd4ddf15466bf1ed19d3ff6670c766341240cc74f7f9464f16