[INFO] fetching crate mn 0.2.1...
[INFO] testing mn-0.2.1 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate mn 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mn 0.2.1
[INFO] finished tweaking crates.io crate mn 0.2.1
[INFO] tweaked toml for crates.io crate mn 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mn 0.2.1 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 153 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.54)
[INFO] [stderr]       Adding colored v1.9.4 (available: v3.1.1)
[INFO] [stderr]       Adding directories v1.0.2 (available: v6.0.0)
[INFO] [stderr]       Adding open v1.7.1 (available: v5.3.3)
[INFO] [stderr]       Adding prettyprint v0.3.0 (available: v0.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea2adf8021ac0bb68733629010a537bbb135b1f3418ad49946a5aa9d9156f8ea
[INFO] running `Command { std: "docker" "start" "-a" "ea2adf8021ac0bb68733629010a537bbb135b1f3418ad49946a5aa9d9156f8ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea2adf8021ac0bb68733629010a537bbb135b1f3418ad49946a5aa9d9156f8ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea2adf8021ac0bb68733629010a537bbb135b1f3418ad49946a5aa9d9156f8ea", kill_on_drop: false }`
[INFO] [stdout] ea2adf8021ac0bb68733629010a537bbb135b1f3418ad49946a5aa9d9156f8ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 9bd9fb1f84ce37fddc45cd7970f776a76f23b5f977679f79ccbb259a14170db2
[INFO] running `Command { std: "docker" "start" "-a" "9bd9fb1f84ce37fddc45cd7970f776a76f23b5f977679f79ccbb259a14170db2", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.27
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling flate2 v1.1.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling clicolors-control v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plist v0.4.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]    Compiling curl-sys v0.4.85+curl-8.18.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling ansi_colours v1.2.3
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling roff v0.1.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling man v0.3.0
[INFO] [stderr]    Compiling open v1.7.1
[INFO] [stderr]    Compiling colored v1.9.4
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling console v0.6.2
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]    Compiling onig_sys v69.9.1
[INFO] [stderr]    Compiling onig v5.0.0
[INFO] [stderr]    Compiling syntect v3.3.0
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling prettyprint v0.3.0
[INFO] [stderr]    Compiling mn v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/bin/generate-docs.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 |     .into_iter()
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 17 -     .into_iter()
[INFO] [stdout] 17 +     .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 16 -     ]
[INFO] [stdout] 17 -     .into_iter()
[INFO] [stdout] 16 +     ]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `long` and `short` are never read
[INFO] [stdout]    --> src/cli.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct ArgValues {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 112 |     pub name: &'static str,
[INFO] [stdout] 113 |     pub long: &'static str,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 114 |     pub short: &'static str,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value_name` and `default_value` are never read
[INFO] [stdout]    --> src/cli.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct OptValues {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub value_name: &'static str,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 123 |     pub default_value: &'static str,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `help`, `new`, and `version` are never read
[INFO] [stdout]    --> src/cli.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct CliText {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub help: ArgValues,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 135 |     pub new: ArgValues,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub version: ArgValues,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             open::that(&full_path).is_ok();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let _ = open::that(&full_path).is_ok();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.88s
[INFO] running `Command { std: "docker" "inspect" "9bd9fb1f84ce37fddc45cd7970f776a76f23b5f977679f79ccbb259a14170db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd9fb1f84ce37fddc45cd7970f776a76f23b5f977679f79ccbb259a14170db2", kill_on_drop: false }`
[INFO] [stdout] 9bd9fb1f84ce37fddc45cd7970f776a76f23b5f977679f79ccbb259a14170db2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] cf8b8d41dc0b92a67262cf4f12e856b1b4afa0ab97cc1d93bc3eee5ec8ce6ac7
[INFO] running `Command { std: "docker" "start" "-a" "cf8b8d41dc0b92a67262cf4f12e856b1b4afa0ab97cc1d93bc3eee5ec8ce6ac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mn v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/bin/generate-docs.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 |     .into_iter()
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 17 -     .into_iter()
[INFO] [stdout] 17 +     .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 16 -     ]
[INFO] [stdout] 17 -     .into_iter()
[INFO] [stdout] 16 +     ]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `long` and `short` are never read
[INFO] [stdout]    --> src/cli.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct ArgValues {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 112 |     pub name: &'static str,
[INFO] [stdout] 113 |     pub long: &'static str,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 114 |     pub short: &'static str,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value_name` and `default_value` are never read
[INFO] [stdout]    --> src/cli.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct OptValues {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub value_name: &'static str,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 123 |     pub default_value: &'static str,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `help`, `new`, and `version` are never read
[INFO] [stdout]    --> src/cli.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct CliText {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub help: ArgValues,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 135 |     pub new: ArgValues,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub version: ArgValues,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/main.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             open::that(&full_path).is_ok();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 57 |             let _ = open::that(&full_path).is_ok();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "cf8b8d41dc0b92a67262cf4f12e856b1b4afa0ab97cc1d93bc3eee5ec8ce6ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8b8d41dc0b92a67262cf4f12e856b1b4afa0ab97cc1d93bc3eee5ec8ce6ac7", kill_on_drop: false }`
[INFO] [stdout] cf8b8d41dc0b92a67262cf4f12e856b1b4afa0ab97cc1d93bc3eee5ec8ce6ac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 33edcd456ada23d7b097316823220d36ffc7878c8ad1209933bf55803f302c6b
[INFO] running `Command { std: "docker" "start" "-a" "33edcd456ada23d7b097316823220d36ffc7878c8ad1209933bf55803f302c6b", kill_on_drop: false }`
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]   --> src/bin/generate-docs.rs:17:6
[INFO] [stderr]    |
[INFO] [stderr] 17 |     .into_iter()
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 17 -     .into_iter()
[INFO] [stderr] 17 +     .iter()
[INFO] [stderr]    |
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 16 -     ]
[INFO] [stderr] 17 -     .into_iter()
[INFO] [stderr] 16 +     ]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `mn` (bin "generate-docs" test) generated 1 warning (run `cargo fix --bin "generate-docs" -p mn --tests` to apply 1 suggestion)
[INFO] [stderr] warning: fields `long` and `short` are never read
[INFO] [stderr]    --> src/cli.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub struct ArgValues {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 112 |     pub name: &'static str,
[INFO] [stderr] 113 |     pub long: &'static str,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 114 |     pub short: &'static str,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `value_name` and `default_value` are never read
[INFO] [stderr]    --> src/cli.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub struct OptValues {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 122 |     pub value_name: &'static str,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 123 |     pub default_value: &'static str,
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `help`, `new`, and `version` are never read
[INFO] [stderr]    --> src/cli.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub struct CliText {
[INFO] [stderr]     |            ------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 134 |     pub help: ArgValues,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 135 |     pub new: ArgValues,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] ...
[INFO] [stderr] 140 |     pub version: ArgValues,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stderr]   --> src/main.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             open::that(&full_path).is_ok();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 57 |             let _ = open::that(&full_path).is_ok();
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mn` (bin "mn" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/bin/generate-docs.rs (/opt/rustwide/target/debug/build/mn/15fd102f94fe042f/deps/generate_docs-15fd102f94fe042f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/mn/4bb66cecf4d70d1a/deps/mn-4bb66cecf4d70d1a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33edcd456ada23d7b097316823220d36ffc7878c8ad1209933bf55803f302c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33edcd456ada23d7b097316823220d36ffc7878c8ad1209933bf55803f302c6b", kill_on_drop: false }`
[INFO] [stdout] 33edcd456ada23d7b097316823220d36ffc7878c8ad1209933bf55803f302c6b
