[INFO] cloning repository https://github.com/djmcgill/dominions-5-draftgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djmcgill/dominions-5-draftgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fdominions-5-draftgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fdominions-5-draftgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13b706b5928842a29e2e4aa79da1974579c5a963
[INFO] checking djmcgill/dominions-5-draftgen against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fdominions-5-draftgen" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/djmcgill/dominions-5-draftgen
[INFO] finished tweaking git repo https://github.com/djmcgill/dominions-5-draftgen
[INFO] tweaked toml for git repo https://github.com/djmcgill/dominions-5-draftgen written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/djmcgill/dominions-5-draftgen on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/djmcgill/dominions-5-draftgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-error v0.1.13
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1356a913dd002478b843aff3d0a320a8f5cfae0641d8259dc211d24ca5e9748
[INFO] running `Command { std: "docker" "start" "-a" "d1356a913dd002478b843aff3d0a320a8f5cfae0641d8259dc211d24ca5e9748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1356a913dd002478b843aff3d0a320a8f5cfae0641d8259dc211d24ca5e9748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1356a913dd002478b843aff3d0a320a8f5cfae0641d8259dc211d24ca5e9748", kill_on_drop: false }`
[INFO] [stdout] d1356a913dd002478b843aff3d0a320a8f5cfae0641d8259dc211d24ca5e9748
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2f3d5e1a9f4271d24138f02efb77aaa5b10bf40bc4920e75617d7967c4cd4a2
[INFO] running `Command { std: "docker" "start" "-a" "d2f3d5e1a9f4271d24138f02efb77aaa5b10bf40bc4920e75617d7967c4cd4a2", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-error v0.1.13
[INFO] [stderr]     Checking dominions-5-draftgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn main() -> Result<(), 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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:63:119
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn entries_by_line_with_prefix(prefix: &str, key: usize, hash_map: &HashMap<usize, Vec<usize>>) -> Result<String, 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/nightly/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] 63 | fn entries_by_line_with_prefix(prefix: &str, key: usize, hash_map: &HashMap<usize, Vec<usize>>) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |                                                                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:109
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn load_monsters_by_nation_from_file(file_contents: &'static str) -> Result<HashMap<usize, Vec<usize>>, 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/nightly/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] 73 | fn load_monsters_by_nation_from_file(file_contents: &'static str) -> Result<HashMap<usize, Vec<usize>>, Box<dyn Error>> {
[INFO] [stdout]    |                                                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn main() -> Result<(), 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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:63:119
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn entries_by_line_with_prefix(prefix: &str, key: usize, hash_map: &HashMap<usize, Vec<usize>>) -> Result<String, 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/nightly/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] 63 | fn entries_by_line_with_prefix(prefix: &str, key: usize, hash_map: &HashMap<usize, Vec<usize>>) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |                                                                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:73:109
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn load_monsters_by_nation_from_file(file_contents: &'static str) -> Result<HashMap<usize, Vec<usize>>, 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/nightly/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] 73 | fn load_monsters_by_nation_from_file(file_contents: &'static str) -> Result<HashMap<usize, Vec<usize>>, Box<dyn Error>> {
[INFO] [stdout]    |                                                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "d2f3d5e1a9f4271d24138f02efb77aaa5b10bf40bc4920e75617d7967c4cd4a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f3d5e1a9f4271d24138f02efb77aaa5b10bf40bc4920e75617d7967c4cd4a2", kill_on_drop: false }`
[INFO] [stdout] d2f3d5e1a9f4271d24138f02efb77aaa5b10bf40bc4920e75617d7967c4cd4a2
