[INFO] cloning repository https://github.com/tylerhorton/loxr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tylerhorton/loxr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerhorton%2Floxr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerhorton%2Floxr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6cf2d1f2ece0e9651b617d03447278bfdcdb5a3
[INFO] checking tylerhorton/loxr against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftylerhorton%2Floxr" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tylerhorton/loxr on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tylerhorton/loxr
[INFO] finished tweaking git repo https://github.com/tylerhorton/loxr
[INFO] tweaked toml for git repo https://github.com/tylerhorton/loxr written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tylerhorton/loxr 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" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d24e74ae6e5504b9576a4c1d51da3982ca5da87088470007a74ccacad06e396
[INFO] running `Command { std: "docker" "start" "-a" "5d24e74ae6e5504b9576a4c1d51da3982ca5da87088470007a74ccacad06e396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d24e74ae6e5504b9576a4c1d51da3982ca5da87088470007a74ccacad06e396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d24e74ae6e5504b9576a4c1d51da3982ca5da87088470007a74ccacad06e396", kill_on_drop: false }`
[INFO] [stdout] 5d24e74ae6e5504b9576a4c1d51da3982ca5da87088470007a74ccacad06e396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f67821dbeb053f1694a6297e2c0bad299a485d547d759b26d04d3b12b009615
[INFO] running `Command { std: "docker" "start" "-a" "5f67821dbeb053f1694a6297e2c0bad299a485d547d759b26d04d3b12b009615", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking nom_locate v3.0.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking loxr_lib v0.1.0 (/opt/rustwide/workdir/loxr-lib)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:107:33
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn ws<'a, O, F>(inner: F) -> impl FnMut(Span<'a>) -> LexRes<O>
[INFO] [stdout]     |       -- lifetime `'a` declared here
[INFO] [stdout] 106 | where
[INFO] [stdout] 107 |     F: FnMut(Span<'a>) -> LexRes<O> + 'a,
[INFO] [stdout]     |                                 ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:105:60
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn ws<'a, O, F>(inner: F) -> impl FnMut(Span<'a>) -> LexRes<O>
[INFO] [stdout]     |       -- lifetime `'a` declared here                       ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:114:33
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn discard<'a, O, F>(parser: F) -> impl FnMut(Span<'a>) -> LexRes<()>
[INFO] [stdout]     |            -- lifetime `'a` declared here
[INFO] [stdout] 113 | where
[INFO] [stdout] 114 |     F: FnMut(Span<'a>) -> LexRes<O> + 'a,
[INFO] [stdout]     |                                 ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:112:66
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn discard<'a, O, F>(parser: F) -> impl FnMut(Span<'a>) -> LexRes<()>
[INFO] [stdout]     |            -- lifetime `'a` declared here                        ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:125:79
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn character_sequence<'a>(seq: &'static str) -> impl FnMut(Span<'a>) -> LexRes<TokenKind> {
[INFO] [stdout]     |                       -- lifetime `'a` declared here                          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:107:33
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn ws<'a, O, F>(inner: F) -> impl FnMut(Span<'a>) -> LexRes<O>
[INFO] [stdout]     |       -- lifetime `'a` declared here
[INFO] [stdout] 106 | where
[INFO] [stdout] 107 |     F: FnMut(Span<'a>) -> LexRes<O> + 'a,
[INFO] [stdout]     |                                 ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:105:60
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn ws<'a, O, F>(inner: F) -> impl FnMut(Span<'a>) -> LexRes<O>
[INFO] [stdout]     |       -- lifetime `'a` declared here                       ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:114:33
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn discard<'a, O, F>(parser: F) -> impl FnMut(Span<'a>) -> LexRes<()>
[INFO] [stdout]     |            -- lifetime `'a` declared here
[INFO] [stdout] 113 | where
[INFO] [stdout] 114 |     F: FnMut(Span<'a>) -> LexRes<O> + 'a,
[INFO] [stdout]     |                                 ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:112:66
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn discard<'a, O, F>(parser: F) -> impl FnMut(Span<'a>) -> LexRes<()>
[INFO] [stdout]     |            -- lifetime `'a` declared here                        ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> loxr-lib/src/lexer/lexer.rs:125:79
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn character_sequence<'a>(seq: &'static str) -> impl FnMut(Span<'a>) -> LexRes<TokenKind> {
[INFO] [stdout]     |                       -- lifetime `'a` declared here                          ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> loxr-lib/src/parser/input.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn to_location(&self) -> Location {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 73 |         self.to_owned().to_location()
[INFO] [stdout]    |         ----------------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> loxr-lib/src/parser/input.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn to_location(&self) -> Location {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 73 |         self.to_owned().to_location()
[INFO] [stdout]    |         ----------------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking loxr_cli v0.1.0 (/opt/rustwide/workdir/loxr-cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "5f67821dbeb053f1694a6297e2c0bad299a485d547d759b26d04d3b12b009615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f67821dbeb053f1694a6297e2c0bad299a485d547d759b26d04d3b12b009615", kill_on_drop: false }`
[INFO] [stdout] 5f67821dbeb053f1694a6297e2c0bad299a485d547d759b26d04d3b12b009615