[INFO] fetching crate yumrepo 0.0.1...
[INFO] checking yumrepo-0.0.1 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] extracting crate yumrepo 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate yumrepo 0.0.1 on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yumrepo 0.0.1
[INFO] finished tweaking crates.io crate yumrepo 0.0.1
[INFO] tweaked toml for crates.io crate yumrepo 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding quick-xml v0.17.2 (available: v0.37.5)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10305e4d738920fd14670cba09faeaafee863556f8657e33a3377eb454bc7d9e
[INFO] running `Command { std: "docker" "start" "-a" "10305e4d738920fd14670cba09faeaafee863556f8657e33a3377eb454bc7d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10305e4d738920fd14670cba09faeaafee863556f8657e33a3377eb454bc7d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10305e4d738920fd14670cba09faeaafee863556f8657e33a3377eb454bc7d9e", kill_on_drop: false }`
[INFO] [stdout] 10305e4d738920fd14670cba09faeaafee863556f8657e33a3377eb454bc7d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3d04b2f939da33dddf023a4869d3ddf3d4fb474fa0d6e82382ac3bf2d83092b
[INFO] running `Command { std: "docker" "start" "-a" "f3d04b2f939da33dddf023a4869d3ddf3d4fb474fa0d6e82382ac3bf2d83092b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking yumrepo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader`, `Cursor`, and `Read`
[INFO] [stdout]  --> src/prelude.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use std::{*, collections::*, io::{Read, BufReader, Cursor}};
[INFO] [stdout]   |                                       ^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `de::DeserializeOwned`
[INFO] [stdout]  --> src/prelude.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use serde::{Deserialize, Serialize, de::DeserializeOwned};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `Cursor`, and `Read`
[INFO] [stdout]  --> src/prelude.rs:1:39
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use std::{*, collections::*, io::{Read, BufReader, Cursor}};
[INFO] [stdout]   |                                       ^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `de::DeserializeOwned`
[INFO] [stdout]  --> src/prelude.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use serde::{Deserialize, Serialize, de::DeserializeOwned};
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.17.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f3d04b2f939da33dddf023a4869d3ddf3d4fb474fa0d6e82382ac3bf2d83092b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d04b2f939da33dddf023a4869d3ddf3d4fb474fa0d6e82382ac3bf2d83092b", kill_on_drop: false }`
[INFO] [stdout] f3d04b2f939da33dddf023a4869d3ddf3d4fb474fa0d6e82382ac3bf2d83092b