[INFO] fetching crate arrow-schema 49.0.0...
[INFO] checking arrow-schema-49.0.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate arrow-schema 49.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate arrow-schema 49.0.0 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 arrow-schema 49.0.0
[INFO] finished tweaking crates.io crate arrow-schema 49.0.0
[INFO] tweaked toml for crates.io crate arrow-schema 49.0.0 written to /workspace/builds/worker-7-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 12 packages
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.197
[INFO] [stderr]   Downloaded itoa v1.0.11
[INFO] [stderr]   Downloaded bincode v1.3.3
[INFO] [stderr]   Downloaded syn v2.0.57
[INFO] [stderr]   Downloaded bitflags v2.5.0
[INFO] [stderr]   Downloaded ryu v1.0.17
[INFO] [stderr]   Downloaded proc-macro2 v1.0.79
[INFO] [stderr]   Downloaded quote v1.0.35
[INFO] [stderr]   Downloaded serde v1.0.197
[INFO] [stderr]   Downloaded serde_json v1.0.115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 82c7e8b7b51e03585d39ef023fb20ae80d70bf0839fdd63fdb57184b64a85525
[INFO] running `Command { std: "docker" "start" "-a" "82c7e8b7b51e03585d39ef023fb20ae80d70bf0839fdd63fdb57184b64a85525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82c7e8b7b51e03585d39ef023fb20ae80d70bf0839fdd63fdb57184b64a85525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c7e8b7b51e03585d39ef023fb20ae80d70bf0839fdd63fdb57184b64a85525", kill_on_drop: false }`
[INFO] [stdout] 82c7e8b7b51e03585d39ef023fb20ae80d70bf0839fdd63fdb57184b64a85525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e6e86eec420bd62b16639a5a4f53328ea4529ceac580d77d0b0b4593656bef3f
[INFO] running `Command { std: "docker" "start" "-a" "e6e86eec420bd62b16639a5a4f53328ea4529ceac580d77d0b0b4593656bef3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking arrow-schema v49.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stdout] warning: the item `Field` is imported redundantly
[INFO] [stdout]    --> src/datatype.rs:589:17
[INFO] [stdout]     |
[INFO] [stdout] 588 |     use super::*;
[INFO] [stdout]     |         -------- the item `Field` is already imported here
[INFO] [stdout] 589 |     use crate::{Field, UnionMode};
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `UnionMode` is imported redundantly
[INFO] [stdout]    --> src/datatype.rs:589:24
[INFO] [stdout]     |
[INFO] [stdout] 588 |     use super::*;
[INFO] [stdout]     |         -------- the item `UnionMode` is already imported here
[INFO] [stdout] 589 |     use crate::{Field, UnionMode};
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Fields` is imported redundantly
[INFO] [stdout]    --> src/field.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 547 |     use super::*;
[INFO] [stdout]     |         -------- the item `Fields` is already imported here
[INFO] [stdout] 548 |     use crate::Fields;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Hash` is imported redundantly
[INFO] [stdout]    --> src/field.rs:550:21
[INFO] [stdout]     |
[INFO] [stdout] 547 |     use super::*;
[INFO] [stdout]     |         -------- the item `Hash` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 550 |     use std::hash::{Hash, Hasher};
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Hasher` is imported redundantly
[INFO] [stdout]    --> src/field.rs:550:27
[INFO] [stdout]     |
[INFO] [stdout] 547 |     use super::*;
[INFO] [stdout]     |         -------- the item `Hasher` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 550 |     use std::hash::{Hash, Hasher};
[INFO] [stdout]     |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]    --> src/field.rs:551:9
[INFO] [stdout]     |
[INFO] [stdout] 547 |     use super::*;
[INFO] [stdout]     |         -------- the item `Arc` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 551 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "e6e86eec420bd62b16639a5a4f53328ea4529ceac580d77d0b0b4593656bef3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e86eec420bd62b16639a5a4f53328ea4529ceac580d77d0b0b4593656bef3f", kill_on_drop: false }`
[INFO] [stdout] e6e86eec420bd62b16639a5a4f53328ea4529ceac580d77d0b0b4593656bef3f