[INFO] fetching crate aur-client 0.1.3...
[INFO] checking aur-client-0.1.3 against master#042c759f774872cf2f94c6685ce87e24c046c722 for pr-156977
[INFO] extracting crate aur-client 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate aur-client 0.1.3
[INFO] finished tweaking crates.io crate aur-client 0.1.3
[INFO] tweaked toml for crates.io crate aur-client 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate aur-client 0.1.3 on toolchain 042c759f774872cf2f94c6685ce87e24c046c722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "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" "+042c759f774872cf2f94c6685ce87e24c046c722" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 193 packages to latest compatible versions
[INFO] [stderr]       Adding git2 v0.8.0 (available: v0.21.0)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.13.4)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996
[INFO] running `Command { std: "docker" "start" "2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996" "/opt/rustwide/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996" "/opt/rustwide/cargo-home/bin/cargo" "+042c759f774872cf2f94c6685ce87e24c046c722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking aur-client v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/aur.rs:56:50
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn search(arg: &str) -> Result<Response, Box<Error>> {
[INFO] [stdout]    |                                                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn search(arg: &str) -> Result<Response, Box<dyn Error>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/aur.rs:56:50
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn search(arg: &str) -> Result<Response, Box<Error>> {
[INFO] [stdout]    |                                                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn search(arg: &str) -> Result<Response, Box<dyn Error>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/aur.rs:66:55
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn info(needles: &[&str]) -> Result<Response, Box<Error>>{
[INFO] [stdout]    |                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn info(needles: &[&str]) -> Result<Response, Box<dyn Error>>{
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/aur.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn clone(package: &str, p: &Path) -> Result<Repository, Box<Error>>{
[INFO] [stdout]    |                                                                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn clone(package: &str, p: &Path) -> Result<Repository, Box<dyn Error>>{
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/aur.rs:66:55
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn info(needles: &[&str]) -> Result<Response, Box<Error>>{
[INFO] [stdout]    |                                                       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn info(needles: &[&str]) -> Result<Response, Box<dyn Error>>{
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/aur.rs:81:65
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn clone(package: &str, p: &Path) -> Result<Repository, Box<Error>>{
[INFO] [stdout]    |                                                                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn clone(package: &str, p: &Path) -> Result<Repository, Box<dyn Error>>{
[INFO] [stdout]    |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996", kill_on_drop: false }`
[INFO] [stdout] 2a7a7d255bcaa1044c143f72ec7aec8e984f480d29b92406e80a1c5b285a1996
