[INFO] cloning repository https://github.com/Stef-Gijsberts/mos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stef-Gijsberts/mos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e8a63b675eeb75b65fe6b2e07b9c33a91747309
[INFO] checking Stef-Gijsberts/mos against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Stef-Gijsberts/mos
[INFO] finished tweaking git repo https://github.com/Stef-Gijsberts/mos
[INFO] tweaked toml for git repo https://github.com/Stef-Gijsberts/mos written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Stef-Gijsberts/mos on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Stef-Gijsberts/mos 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nibble_vec v0.1.0
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] [stderr]   Downloaded fd-lock v3.0.2
[INFO] [stderr]   Downloaded brownstone v1.1.0
[INFO] [stderr]   Downloaded nom-supreme v0.6.0
[INFO] [stderr]   Downloaded error-code v2.3.0
[INFO] [stderr]   Downloaded str-buf v1.0.5
[INFO] [stderr]   Downloaded clipboard-win v4.2.2
[INFO] [stderr]   Downloaded rustyline v9.1.1
[INFO] [stderr]   Downloaded nom v7.1.0
[INFO] [stderr]   Downloaded nix v0.23.0
[INFO] [stderr]   Downloaded radix_trie v0.2.1
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.28.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.28.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.28.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.28.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.28.0
[INFO] [stderr]   Downloaded windows-sys v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 444a617bf0ef4c1e4eaa360e9ead989268a13f1b7777a1020784145e3ee51aa0
[INFO] running `Command { std: "docker" "start" "-a" "444a617bf0ef4c1e4eaa360e9ead989268a13f1b7777a1020784145e3ee51aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "444a617bf0ef4c1e4eaa360e9ead989268a13f1b7777a1020784145e3ee51aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444a617bf0ef4c1e4eaa360e9ead989268a13f1b7777a1020784145e3ee51aa0", kill_on_drop: false }`
[INFO] [stdout] 444a617bf0ef4c1e4eaa360e9ead989268a13f1b7777a1020784145e3ee51aa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33f3009ec3a734a4cc3f207f365d29c407a9e92e2065a9ededbde2787f545bef
[INFO] running `Command { std: "docker" "start" "-a" "33f3009ec3a734a4cc3f207f365d29c407a9e92e2065a9ededbde2787f545bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking brownstone v1.1.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fd-lock v3.0.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.23.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking nom_locate v4.0.0 (/opt/rustwide/workdir/vendor/nom_locate)
[INFO] [stderr]     Checking nom-supreme v0.6.0
[INFO] [stdout] warning: unused imports: `Copied` and `Enumerate`
[INFO] [stdout]   --> vendor/nom_locate/src/lib.rs:81:29
[INFO] [stdout]    |
[INFO] [stdout] 81 |         pub use std::iter::{Copied, Enumerate};
[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 imports: `RangeFull` and `Range`
[INFO] [stdout]   --> vendor/nom_locate/src/lib.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 |         pub use std::ops::{Range, RangeFrom, RangeFull, RangeTo};
[INFO] [stdout]    |                            ^^^^^             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]   --> vendor/nom_locate/src/lib.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 |         pub use std::slice::Iter;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CharIndices` and `Chars`
[INFO] [stdout]   --> vendor/nom_locate/src/lib.rs:85:28
[INFO] [stdout]    |
[INFO] [stdout] 85 |         pub use std::str::{CharIndices, Chars, FromStr};
[INFO] [stdout]    |                            ^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `String`
[INFO] [stdout]   --> vendor/nom_locate/src/lib.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |         pub use std::string::{String, ToString};
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::Vec`
[INFO] [stdout]   --> vendor/nom_locate/src/lib.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |         pub use std::vec::Vec;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustyline v9.1.1
[INFO] [stderr]     Checking mos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/formatter.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/formatter.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/formatter.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/formatter.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     rl.load_history(&history_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let _ = rl.load_history(&history_path);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn parse(s: &str) -> Result<Program, Error> {
[INFO] [stdout]    |                 ^^^^                     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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] 36 | pub fn parse(s: &str) -> Result<Program, Error<'_>> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn parse_statement(s: &str) -> Result<Statement, Error> {
[INFO] [stdout]    |                           ^^^^                       ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided 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] 41 | pub fn parse_statement(s: &str) -> Result<Statement, Error<'_>> {
[INFO] [stdout]    |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     rl.load_history(&history_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let _ = rl.load_history(&history_path);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn parse(s: &str) -> Result<Program, Error> {
[INFO] [stdout]    |                 ^^^^                     ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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] 36 | pub fn parse(s: &str) -> Result<Program, Error<'_>> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn parse_statement(s: &str) -> Result<Statement, Error> {
[INFO] [stdout]    |                           ^^^^                       ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided 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] 41 | pub fn parse_statement(s: &str) -> Result<Statement, Error<'_>> {
[INFO] [stdout]    |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "33f3009ec3a734a4cc3f207f365d29c407a9e92e2065a9ededbde2787f545bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f3009ec3a734a4cc3f207f365d29c407a9e92e2065a9ededbde2787f545bef", kill_on_drop: false }`
[INFO] [stdout] 33f3009ec3a734a4cc3f207f365d29c407a9e92e2065a9ededbde2787f545bef
