[INFO] cloning repository https://github.com/MattWindsor91/starling2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MattWindsor91/starling2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattWindsor91%2Fstarling2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattWindsor91%2Fstarling2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d2223e80e047c46f0366087e9860052da3f4a43
[INFO] checking MattWindsor91/starling2 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMattWindsor91%2Fstarling2" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MattWindsor91/starling2
[INFO] finished tweaking git repo https://github.com/MattWindsor91/starling2
[INFO] tweaked toml for git repo https://github.com/MattWindsor91/starling2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MattWindsor91/starling2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MattWindsor91/starling2 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_meta v2.5.2
[INFO] [stderr]   Downloaded symbolic_expressions v5.0.3
[INFO] [stderr]   Downloaded symbol_table v0.2.0
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded pest_generator v2.5.2
[INFO] [stderr]   Downloaded pest_derive v2.5.2
[INFO] [stderr]   Downloaded addr2line v0.19.0
[INFO] [stderr]   Downloaded owo-colors v3.5.0
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded pest v2.5.2
[INFO] [stderr]   Downloaded egg v0.9.2
[INFO] [stderr]   Downloaded clap v4.0.32
[INFO] [stderr]   Downloaded rustix v0.36.6
[INFO] [stderr]   Downloaded color-spantrace v0.2.0
[INFO] [stderr]   Downloaded object v0.30.0
[INFO] [stderr]   Downloaded color-eyre v0.6.2
[INFO] [stderr]   Downloaded gimli v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b58abf27affb2daf664a17fddb696463d8433178094717691bbf25367bc023d0
[INFO] running `Command { std: "docker" "start" "-a" "b58abf27affb2daf664a17fddb696463d8433178094717691bbf25367bc023d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b58abf27affb2daf664a17fddb696463d8433178094717691bbf25367bc023d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58abf27affb2daf664a17fddb696463d8433178094717691bbf25367bc023d0", kill_on_drop: false }`
[INFO] [stdout] b58abf27affb2daf664a17fddb696463d8433178094717691bbf25367bc023d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82235cdce03ae628ca857799a1f0d368e3f88486bb2c6a5cd1261749be56fee2
[INFO] running `Command { std: "docker" "start" "-a" "82235cdce03ae628ca857799a1f0d368e3f88486bb2c6a5cd1261749be56fee2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stderr]     Checking gimli v0.27.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking eyre v0.6.8
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking symbolic_expressions v5.0.3
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking object v0.30.0
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking io-lifetimes v1.0.3
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking symbol_table v0.2.0
[INFO] [stderr]     Checking indexmap v1.9.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking is-terminal v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling clap_derive v4.0.21
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling pest v2.5.2
[INFO] [stderr]     Checking egg v0.9.2
[INFO] [stderr]     Checking clap v4.0.32
[INFO] [stderr]    Compiling pest_meta v2.5.2
[INFO] [stderr]    Compiling pest_generator v2.5.2
[INFO] [stderr]    Compiling pest_derive v2.5.2
[INFO] [stderr]     Checking starling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/binder/var.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Error {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (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/parser.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn parse(input: &str) -> Result<Spanned<program::Program>> {
[INFO] [stdout]    |                     ^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |               |       |
[INFO] [stdout]    |                     |               |       the same lifetime is hidden here
[INFO] [stdout]    |                     |               the same lifetime is hidden here
[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] 34 | pub fn parse(input: &str) -> Result<Spanned<'_, program::Program<'_>>> {
[INFO] [stdout]    |                                             +++                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn expr(input: &str) -> Result<Spanned<Expr>> {
[INFO] [stdout]    |                    ^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]    |                    |               |       |
[INFO] [stdout]    |                    |               |       the same lifetime is hidden here
[INFO] [stdout]    |                    |               the same lifetime is hidden here
[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] 45 | pub fn expr(input: &str) -> Result<Spanned<'_, Expr<'_>>> {
[INFO] [stdout]    |                                            +++     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]  --> src/binder/var.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Error {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (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/parser.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn parse(input: &str) -> Result<Spanned<program::Program>> {
[INFO] [stdout]    |                     ^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |               |       |
[INFO] [stdout]    |                     |               |       the same lifetime is hidden here
[INFO] [stdout]    |                     |               the same lifetime is hidden here
[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] 34 | pub fn parse(input: &str) -> Result<Spanned<'_, program::Program<'_>>> {
[INFO] [stdout]    |                                             +++                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn expr(input: &str) -> Result<Spanned<Expr>> {
[INFO] [stdout]    |                    ^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]    |                    |               |       |
[INFO] [stdout]    |                    |               |       the same lifetime is hidden here
[INFO] [stdout]    |                    |               the same lifetime is hidden here
[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] 45 | pub fn expr(input: &str) -> Result<Spanned<'_, Expr<'_>>> {
[INFO] [stdout]    |                                            +++     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.83s
[INFO] running `Command { std: "docker" "inspect" "82235cdce03ae628ca857799a1f0d368e3f88486bb2c6a5cd1261749be56fee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82235cdce03ae628ca857799a1f0d368e3f88486bb2c6a5cd1261749be56fee2", kill_on_drop: false }`
[INFO] [stdout] 82235cdce03ae628ca857799a1f0d368e3f88486bb2c6a5cd1261749be56fee2
