[INFO] fetching crate glucose 0.2.3...
[INFO] checking glucose-0.2.3 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate glucose 0.2.3 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate glucose 0.2.3 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glucose 0.2.3
[INFO] finished tweaking crates.io crate glucose 0.2.3
[INFO] tweaked toml for crates.io crate glucose 0.2.3 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8999e6d5c61d3567d38d6170c74765edc53f6501ecca9adb84de52c77ba9cd5e
[INFO] running `Command { std: "docker" "start" "-a" "8999e6d5c61d3567d38d6170c74765edc53f6501ecca9adb84de52c77ba9cd5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8999e6d5c61d3567d38d6170c74765edc53f6501ecca9adb84de52c77ba9cd5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8999e6d5c61d3567d38d6170c74765edc53f6501ecca9adb84de52c77ba9cd5e", kill_on_drop: false }`
[INFO] [stdout] 8999e6d5c61d3567d38d6170c74765edc53f6501ecca9adb84de52c77ba9cd5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96fd09bed93cff7bdea7ea452a99b49c8ca602ee0a84dbe5376655e5b08ebdbc
[INFO] running `Command { std: "docker" "start" "-a" "96fd09bed93cff7bdea7ea452a99b49c8ca602ee0a84dbe5376655e5b08ebdbc", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking fructose v0.3.9
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking glucose v0.2.3 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.32s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking glucose v0.2.3 (/tmp/fixit)
[INFO] [stdout] error: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/algebra/linear/mat/mat.rs:77:13
[INFO] [stdout]     |
[INFO] [stdout] 77  |         use std::convert::TryInto;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![deny(unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/algebra/linear/mat/mat.rs:83:13
[INFO] [stdout]     |
[INFO] [stdout] 83  |         use std::convert::TryInto;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/algebra/linear/mat/mat.rs:77:13
[INFO] [stdout]     |
[INFO] [stdout] 77  |         use std::convert::TryInto;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:2:9
[INFO] [stdout]     |
[INFO] [stdout] 2   | #![deny(unused_imports)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> src/algebra/linear/mat/mat.rs:83:13
[INFO] [stdout]     |
[INFO] [stdout] 83  |         use std::convert::TryInto;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `glucose` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to check after updating to 2021
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "96fd09bed93cff7bdea7ea452a99b49c8ca602ee0a84dbe5376655e5b08ebdbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96fd09bed93cff7bdea7ea452a99b49c8ca602ee0a84dbe5376655e5b08ebdbc", kill_on_drop: false }`
[INFO] [stdout] 96fd09bed93cff7bdea7ea452a99b49c8ca602ee0a84dbe5376655e5b08ebdbc