[INFO] fetching crate yumrepo 0.0.1...
[INFO] building yumrepo-0.0.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate yumrepo 0.0.1 into /workspace/builds/worker-7-tc2/source
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yumrepo 0.0.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding quick-xml v0.17.2 (available: v0.38.3)
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb89ed9b0cec69e6be8b6514c0e042a2a6cef588b59dfba819fe8c2a9e7448ca
[INFO] running `Command { std: "docker" "start" "-a" "cb89ed9b0cec69e6be8b6514c0e042a2a6cef588b59dfba819fe8c2a9e7448ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb89ed9b0cec69e6be8b6514c0e042a2a6cef588b59dfba819fe8c2a9e7448ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb89ed9b0cec69e6be8b6514c0e042a2a6cef588b59dfba819fe8c2a9e7448ca", kill_on_drop: false }`
[INFO] [stdout] cb89ed9b0cec69e6be8b6514c0e042a2a6cef588b59dfba819fe8c2a9e7448ca
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb32c56a66491c2b2282cab62bef8c0bc9103b5718deaab1ff119a9849ec463f
[INFO] running `Command { std: "docker" "start" "-a" "bb32c56a66491c2b2282cab62bef8c0bc9103b5718deaab1ff119a9849ec463f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling quick-xml v0.17.2
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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 10.00s
[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" "bb32c56a66491c2b2282cab62bef8c0bc9103b5718deaab1ff119a9849ec463f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb32c56a66491c2b2282cab62bef8c0bc9103b5718deaab1ff119a9849ec463f", kill_on_drop: false }`
[INFO] [stdout] bb32c56a66491c2b2282cab62bef8c0bc9103b5718deaab1ff119a9849ec463f
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 282aa9886bbc6eafe6cf404107e684c0103d3412411e3f478eabf690fbce5a46
[INFO] running `Command { std: "docker" "start" "-a" "282aa9886bbc6eafe6cf404107e684c0103d3412411e3f478eabf690fbce5a46", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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]    Compiling 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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 1.17s
[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" "282aa9886bbc6eafe6cf404107e684c0103d3412411e3f478eabf690fbce5a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282aa9886bbc6eafe6cf404107e684c0103d3412411e3f478eabf690fbce5a46", kill_on_drop: false }`
[INFO] [stdout] 282aa9886bbc6eafe6cf404107e684c0103d3412411e3f478eabf690fbce5a46