[INFO] cloning repository https://github.com/Soya-Onishi/ion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Soya-Onishi/ion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoya-Onishi%2Fion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoya-Onishi%2Fion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d7ea3a13f0c3bd80a7206548163aa6a72c47ac5
[INFO] checking Soya-Onishi/ion against 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6 for pr-160581
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoya-Onishi%2Fion" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Soya-Onishi/ion
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/Soya-Onishi/ion
[INFO] tweaked toml for git repo https://github.com/Soya-Onishi/ion written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Soya-Onishi/ion on toolchain 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Soya-Onishi/ion 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" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Updating git repository `https://gitlab.redox-os.org/redox-os/termion`
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[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]     Updating git repository `https://gitlab.redox-os.org/redox-os/small`
[INFO] [stderr]     Updating git repository `https://github.com/alkis/decimal.git`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fe0b36562f8a6d29e4bb9af839817f959732a47ae8523325459dcd3954e18b23
[INFO] running `Command { std: "docker" "start" "fe0b36562f8a6d29e4bb9af839817f959732a47ae8523325459dcd3954e18b23", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "fe0b36562f8a6d29e4bb9af839817f959732a47ae8523325459dcd3954e18b23", 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" "fe0b36562f8a6d29e4bb9af839817f959732a47ae8523325459dcd3954e18b23" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling lock_api v0.4.7
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[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling decimal v2.1.0 (https://github.com/alkis/decimal.git#83cfb19d)
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling auto_enums_derive v0.7.12
[INFO] [stderr]    Compiling futures-core v0.3.21
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[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling ion-shell v1.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking ion-ranges v0.1.0 (/opt/rustwide/workdir/members/ranges)
[INFO] [stderr]     Checking scopes v0.1.0 (/opt/rustwide/workdir/members/scopes-rs)
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stdout] warning: use of deprecated module `std::u8`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> members/ranges/src/parse.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{cmp::Ordering, u8};
[INFO] [stdout]   |                          ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking permutate v0.3.2
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stdout] warning: field `flags` is never read
[INFO] [stdout]   --> members/scopes-rs/src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Scopes<K: Hash + Eq, V> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 17 |     flags:   u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scopes` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling rayon v1.5.3
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[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking plotters-svg v0.3.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking regex v1.6.0
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[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking num-iter v0.1.43
[INFO] [stdout] warning: use of deprecated module `std::u8`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> members/ranges/src/parse.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{cmp::Ordering, u8};
[INFO] [stdout]   |                          ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking termion v1.5.6 (https://gitlab.redox-os.org/redox-os/termion#8054e082)
[INFO] [stdout] warning: field `flags` is never read
[INFO] [stdout]   --> members/scopes-rs/src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Scopes<K: Hash + Eq, V> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 17 |     flags:   u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scopes` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking object-pool v0.5.3 (https://github.com/CJP10/object-pool.git?rev=b7461b6ad6dcc93e69c3eee378895ea8593d880e#b7461b6a)
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[INFO] [stderr]     Checking types-rs v0.1.0 (/opt/rustwide/workdir/members/types-rs)
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[INFO] [stderr]     Checking futures-executor v0.3.21
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[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling auto_enums_core v0.7.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling serial_test_derive v0.8.0
[INFO] [stderr]     Checking serial_test v0.8.0
[INFO] [stderr]     Checking auto_enums v0.7.12
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling builtins-proc v0.1.0 (/opt/rustwide/workdir/members/builtins-proc)
[INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing`
[INFO] [stdout]   --> src/lib/parser/mod.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[cfg(fuzzing)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 33 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fuzzing)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `job_control::BackgroundEvent`
[INFO] [stdout]   --> src/lib/shell/pipe_exec/mod.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use self::{job_control::BackgroundEvent, pipes::create_pipe};
[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: `convert::TryFrom`
[INFO] [stdout]  --> src/lib/shell/variables.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{env, ffi::CStr, rc::Rc, convert::TryFrom};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib/shell/pipe_exec/mod.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 |     #[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/lib/shell/variables.rs:256:7
[INFO] [stdout]     |
[INFO] [stdout] 256 |     #[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/lib/shell/mod.rs:83:7
[INFO] [stdout]    |
[INFO] [stdout] 83 |     #[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/lib/shell/mod.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 |     #[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/lib/shell/mod.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 |     #[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/lib/shell/mod.rs:98:7
[INFO] [stdout]    |
[INFO] [stdout] 98 |     #[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/lib/shell/mod.rs:103:7
[INFO] [stdout]     |
[INFO] [stdout] 103 |     #[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/lib/shell/mod.rs:168:7
[INFO] [stdout]     |
[INFO] [stdout] 168 |     #[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] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib/shell/flow.rs:617:33
[INFO] [stdout]     |
[INFO] [stdout] 617 |                     if let Some(mut last) = pline.items.last_mut() {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib/expansion/pipelines.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 134 |         shell: &mut Shell<'a>,
[INFO] [stdout] 135 |     ) -> super::Result<PipeItem<RefinedJob<'a>>, <Shell as Expander>::Error> {
[INFO] [stdout]     |                                                   ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 135 |     ) -> super::Result<PipeItem<RefinedJob<'a>>, <Shell<'_> as Expander>::Error> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib/expansion/pipelines.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 207 |         shell: &mut Shell<'a>,
[INFO] [stdout] 208 |     ) -> super::Result<Pipeline<RefinedJob<'a>>, <Shell as Expander>::Error> {
[INFO] [stdout]     |                                                   ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 208 |     ) -> super::Result<Pipeline<RefinedJob<'a>>, <Shell<'_> as Expander>::Error> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/binary/lexer.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(data: &'a [u8]) -> DesignatorLexer {
[INFO] [stdout]    |                       --          ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(data: &'a [u8]) -> DesignatorLexer<'a> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `criterion::ParameterizedBenchmark`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/statement.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         ParameterizedBenchmark::new(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `criterion::Criterion::<M>::bench`: Please use BenchmarkGroups instead.
[INFO] [stdout]   --> benches/statement.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |     c.bench(
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/binary/lexer.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(data: &'a [u8]) -> DesignatorLexer {
[INFO] [stdout]    |                       --          ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(data: &'a [u8]) -> DesignatorLexer<'a> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `fuzzing`
[INFO] [stdout]   --> src/lib/parser/mod.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[cfg(fuzzing)]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 33 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fuzzing)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fuzzing)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `job_control::BackgroundEvent`
[INFO] [stdout]   --> src/lib/shell/pipe_exec/mod.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use self::{job_control::BackgroundEvent, pipes::create_pipe};
[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: `convert::TryFrom`
[INFO] [stdout]  --> src/lib/shell/variables.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{env, ffi::CStr, rc::Rc, convert::TryFrom};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib/shell/pipe_exec/mod.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 |     #[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/lib/shell/variables.rs:256:7
[INFO] [stdout]     |
[INFO] [stdout] 256 |     #[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/lib/shell/mod.rs:83:7
[INFO] [stdout]    |
[INFO] [stdout] 83 |     #[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/lib/shell/mod.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 |     #[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/lib/shell/mod.rs:93:7
[INFO] [stdout]    |
[INFO] [stdout] 93 |     #[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/lib/shell/mod.rs:98:7
[INFO] [stdout]    |
[INFO] [stdout] 98 |     #[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/lib/shell/mod.rs:103:7
[INFO] [stdout]     |
[INFO] [stdout] 103 |     #[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/lib/shell/mod.rs:168:7
[INFO] [stdout]     |
[INFO] [stdout] 168 |     #[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: variable does not need to be mutable
[INFO] [stdout]    --> src/lib/shell/flow.rs:617:33
[INFO] [stdout]     |
[INFO] [stdout] 617 |                     if let Some(mut last) = pline.items.last_mut() {
[INFO] [stdout]     |                                 ----^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib/expansion/pipelines.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 134 |         shell: &mut Shell<'a>,
[INFO] [stdout] 135 |     ) -> super::Result<PipeItem<RefinedJob<'a>>, <Shell as Expander>::Error> {
[INFO] [stdout]     |                                                   ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 135 |     ) -> super::Result<PipeItem<RefinedJob<'a>>, <Shell<'_> as Expander>::Error> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib/expansion/pipelines.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 207 |         shell: &mut Shell<'a>,
[INFO] [stdout] 208 |     ) -> super::Result<Pipeline<RefinedJob<'a>>, <Shell as Expander>::Error> {
[INFO] [stdout]     |                                                   ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 208 |     ) -> super::Result<Pipeline<RefinedJob<'a>>, <Shell<'_> as Expander>::Error> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.37s
[INFO] running `Command { std: "docker" "inspect" "fe0b36562f8a6d29e4bb9af839817f959732a47ae8523325459dcd3954e18b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0b36562f8a6d29e4bb9af839817f959732a47ae8523325459dcd3954e18b23", kill_on_drop: false }`
[INFO] [stdout] fe0b36562f8a6d29e4bb9af839817f959732a47ae8523325459dcd3954e18b23
