[INFO] fetching crate littlewing 0.8.0...
[INFO] checking littlewing-0.8.0 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate littlewing 0.8.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate littlewing 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate littlewing 0.8.0
[INFO] tweaked toml for crates.io crate littlewing 0.8.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate littlewing 0.8.0 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate littlewing 0.8.0 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `littlewing` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd-lock v4.0.4
[INFO] [stderr]   Downloaded clap v4.5.57
[INFO] [stderr]   Downloaded rustyline-derive v0.11.1
[INFO] [stderr]   Downloaded branches v0.4.4
[INFO] [stderr]   Downloaded rustyline v15.0.0
[INFO] [stderr]   Downloaded cc v1.2.55
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.38
[INFO] [stderr]   Downloaded clap_builder v4.5.57
[INFO] [stderr]   Downloaded zerocopy v0.8.38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d
[INFO] running `Command { std: "docker" "start" "2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d", 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" "2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d", 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" "2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `littlewing` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.38
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling branches v0.4.4
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking clap_lex v0.7.7
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking clap_builder v4.5.57
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking clap v4.5.57
[INFO] [stderr]    Compiling zerocopy-derive v0.8.38
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rustyline-derive v0.11.1
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking rustyline v15.0.0
[INFO] [stderr]     Checking littlewing v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:139:52
[INFO] [stdout]     |
[INFO] [stdout] 139 |             PieceMoveListStage::Done            => panic!("no next stage")
[INFO] [stdout]     |                                                    ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]     = note: `#[warn(ambiguous_panic_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:179:52
[INFO] [stdout]     |
[INFO] [stdout] 179 |             PieceMoveListStage::Done            => panic!("last stage")
[INFO] [stdout]     |                                                    ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:245:18
[INFO] [stdout]     |
[INFO] [stdout] 245 |             _ => panic!("wrong generation stage")
[INFO] [stdout]     |                  ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:259:51
[INFO] [stdout]     |
[INFO] [stdout] 259 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:274:51
[INFO] [stdout]     |
[INFO] [stdout] 274 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:290:51
[INFO] [stdout]     |
[INFO] [stdout] 290 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:306:51
[INFO] [stdout]     |
[INFO] [stdout] 306 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:321:51
[INFO] [stdout]     |
[INFO] [stdout] 321 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:336:51
[INFO] [stdout]     |
[INFO] [stdout] 336 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_generator.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 _ => panic!()
[INFO] [stdout]     |                      ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_generator.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]   --> src/piece_move_notation.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _         => panic!("could not parse promotion")
[INFO] [stdout]    |                              ^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]   --> src/piece_move_notation.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use std::prelude::v1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]   --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/protocols/xboard.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             panic!("no fen given");
[INFO] [stdout]     |             ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/protocols/xboard.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.8.2
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]   --> src/dumb7fill.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     use crate::common::*;
[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: `crate::piece::*`
[INFO] [stdout]    --> src/piece_move.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     use crate::piece::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/piece_move.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:139:52
[INFO] [stdout]     |
[INFO] [stdout] 139 |             PieceMoveListStage::Done            => panic!("no next stage")
[INFO] [stdout]     |                                                    ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]     = note: `#[warn(ambiguous_panic_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:179:52
[INFO] [stdout]     |
[INFO] [stdout] 179 |             PieceMoveListStage::Done            => panic!("last stage")
[INFO] [stdout]     |                                                    ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:245:18
[INFO] [stdout]     |
[INFO] [stdout] 245 |             _ => panic!("wrong generation stage")
[INFO] [stdout]     |                  ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:259:51
[INFO] [stdout]     |
[INFO] [stdout] 259 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:274:51
[INFO] [stdout]     |
[INFO] [stdout] 274 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:290:51
[INFO] [stdout]     |
[INFO] [stdout] 290 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:306:51
[INFO] [stdout]     |
[INFO] [stdout] 306 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:321:51
[INFO] [stdout]     |
[INFO] [stdout] 321 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_list.rs:336:51
[INFO] [stdout]     |
[INFO] [stdout] 336 |             _                                  => panic!("wrong generation stage")
[INFO] [stdout]     |                                                   ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_list.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/piece_move_list.rs:424:9
[INFO] [stdout]     |
[INFO] [stdout] 424 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::color::*`
[INFO] [stdout]    --> src/eval.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |     use crate::color::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::piece::*`
[INFO] [stdout]    --> src/eval.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 |     use crate::piece::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/eval.rs:297:9
[INFO] [stdout]     |
[INFO] [stdout] 297 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::prelude::v1::*`
[INFO] [stdout]   --> src/history.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use std::prelude::v1::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]   --> src/history.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     use crate::common::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/pgn.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/piece_move_generator.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 _ => panic!()
[INFO] [stdout]     |                      ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/piece_move_generator.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::color::*`
[INFO] [stdout]    --> src/piece_move_generator.rs:502:9
[INFO] [stdout]     |
[INFO] [stdout] 502 |     use crate::color::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::piece::*`
[INFO] [stdout]    --> src/piece_move_generator.rs:503:9
[INFO] [stdout]     |
[INFO] [stdout] 503 |     use crate::piece::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/piece_move_generator.rs:504:9
[INFO] [stdout]     |
[INFO] [stdout] 504 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]   --> src/piece_move_notation.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _         => panic!("could not parse promotion")
[INFO] [stdout]    |                              ^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]   --> src/piece_move_notation.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use std::prelude::v1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]    = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]   --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/piece_move_notation.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/protocols/xboard.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             panic!("no fen given");
[INFO] [stdout]     |             ^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/protocols/xboard.rs:1:5
[INFO] [stdout]     |
[INFO] [stdout]   1 | use std::prelude::v1::*;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/eca445e5ae4a6679cc27d3a09106ce245e13a5a6/library/core/src/prelude/mod.rs:59:12
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.64s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.29.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d", kill_on_drop: false }`
[INFO] [stdout] 2ec410831eff2fb7899ac3612c2a8d289687478605504194c5ac689f0a6b035d
