[INFO] cloning repository https://github.com/umanux/umanux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/umanux/umanux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumanux%2Fumanux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumanux%2Fumanux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70ee27a246d2892cb915f1e7dd450944fab3b777
[INFO] testing umanux/umanux against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumanux%2Fumanux" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/umanux/umanux
[INFO] finished tweaking git repo https://github.com/umanux/umanux
[INFO] tweaked toml for git repo https://github.com/umanux/umanux written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/umanux/umanux on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/umanux/umanux 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3
[INFO] running `Command { std: "docker" "start" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3", 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" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simplelog v0.8.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling env_logger v0.8.1
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling umanux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/userlib/files.rs:251:39
[INFO] [stdout]     |
[INFO] [stdout] 251 |   ...                   Err(e) => error!(
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 252 | | ...                       "existing lock file {} with an invalid PID '{}' Error: {}",
[INFO] [stdout] 253 | | ...                       lockfilepath.to_str().unwrap(),
[INFO] [stdout] 254 | | ...                       content,
[INFO] [stdout] 255 | | ...                       e
[INFO] [stdout] 256 | | ...                   ),
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/userlib/mod.rs:140:22
[INFO] [stdout]     |
[INFO] [stdout] 140 |             .map(|g| (g.borrow().to_string()))
[INFO] [stdout]     |                      ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 140 -             .map(|g| (g.borrow().to_string()))
[INFO] [stdout] 140 +             .map(|g| g.borrow().to_string())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/userlib/mod.rs:300:21
[INFO] [stdout]     |
[INFO] [stdout] 300 |                     warn!("Omitting shadow entry!")
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `warn`
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/group/mod.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout] 92 |     #[must_use]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/group/mod.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[must_use]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:127:7
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:143:7
[INFO] [stdout]     |
[INFO] [stdout] 143 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:147:7
[INFO] [stdout]     |
[INFO] [stdout] 147 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:155:7
[INFO] [stdout]     |
[INFO] [stdout] 155 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:160:7
[INFO] [stdout]     |
[INFO] [stdout] 160 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:165:7
[INFO] [stdout]     |
[INFO] [stdout] 165 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:170:7
[INFO] [stdout]     |
[INFO] [stdout] 170 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:175:7
[INFO] [stdout]     |
[INFO] [stdout] 175 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:180:7
[INFO] [stdout]     |
[INFO] [stdout] 180 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/user/gecos_fields.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 |             panic!(format!("Could not parse this string: {}", source))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 145 -             panic!(format!("Could not parse this string: {}", source))
[INFO] [stdout] 145 +             panic!("Could not parse this string: {}", source)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/bin/delete_user.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |           Ok(u) => info!(
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 32 | |             "The user <{}> has been deleted! ",
[INFO] [stdout] 33 | |             u.get_username().unwrap()
[INFO] [stdout] 34 | |         ),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/bin/delete_user.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Err(e) => error!("Failed to delete the user: {}", e),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: umanux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling test_bin v0.3.0
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/userlib/files.rs:251:39
[INFO] [stdout]     |
[INFO] [stdout] 251 |   ...                   Err(e) => error!(
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 252 | | ...                       "existing lock file {} with an invalid PID '{}' Error: {}",
[INFO] [stdout] 253 | | ...                       lockfilepath.to_str().unwrap(),
[INFO] [stdout] 254 | | ...                       content,
[INFO] [stdout] 255 | | ...                       e
[INFO] [stdout] 256 | | ...                   ),
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/userlib/mod.rs:140:22
[INFO] [stdout]     |
[INFO] [stdout] 140 |             .map(|g| (g.borrow().to_string()))
[INFO] [stdout]     |                      ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 140 -             .map(|g| (g.borrow().to_string()))
[INFO] [stdout] 140 +             .map(|g| g.borrow().to_string())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/userlib/mod.rs:300:21
[INFO] [stdout]     |
[INFO] [stdout] 300 |                     warn!("Omitting shadow entry!")
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `warn`
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/group/mod.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout] 92 |     #[must_use]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/group/mod.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[must_use]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:127:7
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:143:7
[INFO] [stdout]     |
[INFO] [stdout] 143 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:147:7
[INFO] [stdout]     |
[INFO] [stdout] 147 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:155:7
[INFO] [stdout]     |
[INFO] [stdout] 155 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:160:7
[INFO] [stdout]     |
[INFO] [stdout] 160 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:165:7
[INFO] [stdout]     |
[INFO] [stdout] 165 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:170:7
[INFO] [stdout]     |
[INFO] [stdout] 170 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:175:7
[INFO] [stdout]     |
[INFO] [stdout] 175 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:180:7
[INFO] [stdout]     |
[INFO] [stdout] 180 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/user/gecos_fields.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 |             panic!(format!("Could not parse this string: {}", source))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 145 -             panic!(format!("Could not parse this string: {}", source))
[INFO] [stdout] 145 +             panic!("Could not parse this string: {}", source)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/bin/delete_user.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |           Ok(u) => info!(
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 32 | |             "The user <{}> has been deleted! ",
[INFO] [stdout] 33 | |             u.get_username().unwrap()
[INFO] [stdout] 34 | |         ),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/bin/delete_user.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Err(e) => error!("Failed to delete the user: {}", e),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling umanux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/bin/delete_user.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |           Ok(u) => info!(
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 32 | |             "The user <{}> has been deleted! ",
[INFO] [stdout] 33 | |             u.get_username().unwrap()
[INFO] [stdout] 34 | |         ),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/bin/delete_user.rs:35:19
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Err(e) => error!("Failed to delete the user: {}", e),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/userlib/files.rs:251:39
[INFO] [stdout]     |
[INFO] [stdout] 251 |   ...                   Err(e) => error!(
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 252 | | ...                       "existing lock file {} with an invalid PID '{}' Error: {}",
[INFO] [stdout] 253 | | ...                       lockfilepath.to_str().unwrap(),
[INFO] [stdout] 254 | | ...                       content,
[INFO] [stdout] 255 | | ...                       e
[INFO] [stdout] 256 | | ...                   ),
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/userlib/mod.rs:140:22
[INFO] [stdout]     |
[INFO] [stdout] 140 |             .map(|g| (g.borrow().to_string()))
[INFO] [stdout]     |                      ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 140 -             .map(|g| (g.borrow().to_string()))
[INFO] [stdout] 140 +             .map(|g| g.borrow().to_string())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/userlib/mod.rs:300:21
[INFO] [stdout]     |
[INFO] [stdout] 300 |                     warn!("Omitting shadow entry!")
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `warn`
[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 #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/group/mod.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout] 92 |     #[must_use]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/group/mod.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[must_use]
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:127:7
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:139:7
[INFO] [stdout]     |
[INFO] [stdout] 139 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:143:7
[INFO] [stdout]     |
[INFO] [stdout] 143 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:147:7
[INFO] [stdout]     |
[INFO] [stdout] 147 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:155:7
[INFO] [stdout]     |
[INFO] [stdout] 155 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:160:7
[INFO] [stdout]     |
[INFO] [stdout] 160 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:165:7
[INFO] [stdout]     |
[INFO] [stdout] 165 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:170:7
[INFO] [stdout]     |
[INFO] [stdout] 170 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:175:7
[INFO] [stdout]     |
[INFO] [stdout] 175 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/user/mod.rs:180:7
[INFO] [stdout]     |
[INFO] [stdout] 180 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/user/gecos_fields.rs:145:20
[INFO] [stdout]     |
[INFO] [stdout] 145 |             panic!(format!("Could not parse this string: {}", source))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 145 -             panic!(format!("Could not parse this string: {}", source))
[INFO] [stdout] 145 +             panic!("Could not parse this string: {}", source)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: umanux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/userlib/files.rs:251:39
[INFO] [stderr]     |
[INFO] [stderr] 251 |   ...                   Err(e) => error!(
[INFO] [stderr]     |  _________________________________^
[INFO] [stderr] 252 | | ...                       "existing lock file {} with an invalid PID '{}' Error: {}",
[INFO] [stderr] 253 | | ...                       lockfilepath.to_str().unwrap(),
[INFO] [stderr] 254 | | ...                       content,
[INFO] [stderr] 255 | | ...                       e
[INFO] [stderr] 256 | | ...                   ),
[INFO] [stderr]     | |_______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/userlib/mod.rs:140:22
[INFO] [stderr]     |
[INFO] [stderr] 140 |             .map(|g| (g.borrow().to_string()))
[INFO] [stderr]     |                      ^                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 140 -             .map(|g| (g.borrow().to_string()))
[INFO] [stderr] 140 +             .map(|g| g.borrow().to_string())
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/userlib/mod.rs:300:21
[INFO] [stderr]     |
[INFO] [stderr] 300 |                     warn!("Omitting shadow entry!")
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: macro invocations at the end of a block are treated as expressions
[INFO] [stderr]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `warn`
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> src/group/mod.rs:92:7
[INFO] [stderr]    |
[INFO] [stderr] 92 |     #[must_use]
[INFO] [stderr]    |       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> src/group/mod.rs:96:7
[INFO] [stderr]    |
[INFO] [stderr] 96 |     #[must_use]
[INFO] [stderr]    |       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:127:7
[INFO] [stderr]     |
[INFO] [stderr] 127 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:131:7
[INFO] [stderr]     |
[INFO] [stderr] 131 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:139:7
[INFO] [stderr]     |
[INFO] [stderr] 139 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:143:7
[INFO] [stderr]     |
[INFO] [stderr] 143 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:147:7
[INFO] [stderr]     |
[INFO] [stderr] 147 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:151:7
[INFO] [stderr]     |
[INFO] [stderr] 151 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:155:7
[INFO] [stderr]     |
[INFO] [stderr] 155 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:160:7
[INFO] [stderr]     |
[INFO] [stderr] 160 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:165:7
[INFO] [stderr]     |
[INFO] [stderr] 165 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:170:7
[INFO] [stderr]     |
[INFO] [stderr] 170 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:175:7
[INFO] [stderr]     |
[INFO] [stderr] 175 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/user/mod.rs:180:7
[INFO] [stderr]     |
[INFO] [stderr] 180 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/user/gecos_fields.rs:145:20
[INFO] [stderr]     |
[INFO] [stderr] 145 |             panic!(format!("Could not parse this string: {}", source))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 145 -             panic!(format!("Could not parse this string: {}", source))
[INFO] [stderr] 145 +             panic!("Could not parse this string: {}", source)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `umanux` (lib) generated 18 warnings (run `cargo fix --lib -p umanux` to apply 16 suggestions)
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/bin/delete_user.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |           Ok(u) => info!(
[INFO] [stderr]    |  __________________^
[INFO] [stderr] 32 | |             "The user <{}> has been deleted! ",
[INFO] [stderr] 33 | |             u.get_username().unwrap()
[INFO] [stderr] 34 | |         ),
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr]    = note: this warning originates in the macro `info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/bin/delete_user.rs:35:19
[INFO] [stderr]    |
[INFO] [stderr] 35 |         Err(e) => error!("Failed to delete the user: {}", e),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `umanux` (bin "delete_user") generated 2 warnings
[INFO] [stderr] warning: `umanux` (lib test) generated 18 warnings (18 duplicates)
[INFO] [stderr] warning: `umanux` (bin "delete_user" test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: umanux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/umanux/c147ab98e1507402/out/umanux-c147ab98e1507402)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test group::test_groupname ... ok
[INFO] [stdout] test user::gecos_fields::test_gecos_getters ... ok
[INFO] [stdout] test user::gecos_fields::test_parse_gecos ... ok
[INFO] [stdout] test user::passwd_fields::test_guid_system_user ... ok
[INFO] [stdout] test user::passwd_fields::test_username_validation ... ok
[INFO] [stdout] test user::shadow_fields::test_parse_and_back_identity ... ok
[INFO] [stdout] test group::test_root_group ... ok
[INFO] [stdout] test group::test_parse_and_back_identity ... ok
[INFO] [stdout] test user::test_default_user ... ok
[INFO] [stdout] test user::test_new_from_string ... ok
[INFO] [stdout] test userlib::test_creator_user_db_local ... ok
[INFO] [stdout] test userlib::test_parsing_local_database ... ok
[INFO] [stdout] test user::test_parse_passwd ... ok
[INFO] [stdout] test userlib::test_user_db_write_implementation ... ok
[INFO] [stdout] test userlib::test_user_db_read_implementation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/create_user.rs (/opt/rustwide/target/release/build/umanux/832685648ab5d826/out/create_user-832685648ab5d826)
[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/bin/delete_user.rs (/opt/rustwide/target/release/build/umanux/e3570db8d3fd170b/out/delete_user-e3570db8d3fd170b)
[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/bin/read_all.rs (/opt/rustwide/target/release/build/umanux/7e4052494ae30d40/out/read_all-7e4052494ae30d40)
[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 tests/create_user_test.rs (/opt/rustwide/target/release/build/umanux/c0f94f1ab49dd6f6/out/create_user_test-c0f94f1ab49dd6f6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_create_user_binary ... FAILED
[INFO] [stdout] test test_create_user_function ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_create_user_binary stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_create_user_binary' (1112) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/test_bin-0.3.0/src/lib.rs:59:5:
[INFO] [stdout] assertion failed: current_dir.ends_with("target/debug/deps") ||
[INFO] [stdout]     current_dir.ends_with("target/release/deps")
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56c3870bb855 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x56c38704c02a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x56c3870baeeb - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x56c3870ba9cf - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x56c3870ba576 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x56c3870ba115 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    6:     0x56c3870e0ff2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    7:     0x56c3870e0f79 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    8:     0x56c3870e147c - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]    9:     0x56c38704bebb - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   10:     0x56c38704d651 - core[a373ad73a504971]::panicking::panic
[INFO] [stdout]   11:     0x56c387035154 - <create_user_test[29bd5c37f73c2ee3]::test_create_user_binary::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   12:     0x56c3870fc54b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   13:     0x56c3870f8511 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   14:     0x56c3870f7cfc - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   15:     0x56c3871176cc - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   16:     0x56c3870e2b84 - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x7b6b62179dfa - <unknown>
[INFO] [stdout]   18:     0x7b6b6220d3d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_create_user_binary
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test create_user_test`
[INFO] running `Command { std: "docker" "inspect" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3", kill_on_drop: false }`
[INFO] [stdout] 70307c794f954b97e70f6884b63294d7b1a21cca320415a9abdc50e899be5ab3
