[INFO] cloning repository https://github.com/AnicetNgrt/parser_combinators
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnicetNgrt/parser_combinators" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnicetNgrt%2Fparser_combinators", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnicetNgrt%2Fparser_combinators'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0a58ef2d271a41ef4b6e1786c7271007e644496
[INFO] testing AnicetNgrt/parser_combinators against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnicetNgrt%2Fparser_combinators" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AnicetNgrt/parser_combinators on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AnicetNgrt/parser_combinators
[INFO] finished tweaking git repo https://github.com/AnicetNgrt/parser_combinators
[INFO] tweaked toml for git repo https://github.com/AnicetNgrt/parser_combinators written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/AnicetNgrt/parser_combinators already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17ea9f4e61ce40c7b27e33e000d3a6268da21f59f6011e3e4c2599c1a1541307
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17ea9f4e61ce40c7b27e33e000d3a6268da21f59f6011e3e4c2599c1a1541307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17ea9f4e61ce40c7b27e33e000d3a6268da21f59f6011e3e4c2599c1a1541307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ea9f4e61ce40c7b27e33e000d3a6268da21f59f6011e3e4c2599c1a1541307", kill_on_drop: false }`
[INFO] [stdout] 17ea9f4e61ce40c7b27e33e000d3a6268da21f59f6011e3e4c2599c1a1541307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7866b3c38e4053a138ccb32126a7e083a03a17a0471b93dcd6886c4e664e1c80
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7866b3c38e4053a138ccb32126a7e083a03a17a0471b93dcd6886c4e664e1c80", kill_on_drop: false }`
[INFO] [stderr]    Compiling parser_combinators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `match_literal`
[INFO] [stdout]   --> src/lib.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn match_literal<'a>(expected: &'static str) -> impl Parser<'a, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `identifier`
[INFO] [stdout]   --> src/lib.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn identifier(input: &str) -> ParseResult<String> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `any_char`
[INFO] [stdout]   --> src/lib.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn any_char(input: &str) -> ParseResult<char> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pair`
[INFO] [stdout]   --> src/lib.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn pair<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, (R1, R2)>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `map`
[INFO] [stdout]   --> src/lib.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn map<'a, P, F, A, B>(parser: P, map_fn: F) -> impl Parser<'a, B>
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `left`
[INFO] [stdout]   --> src/lib.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn left<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R1>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `right`
[INFO] [stdout]   --> src/lib.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn right<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R2>
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `one_or_more`
[INFO] [stdout]    --> src/lib.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn one_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zero_or_more`
[INFO] [stdout]    --> src/lib.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn zero_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pred`
[INFO] [stdout]    --> src/lib.rs:137:4
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn pred<'a, P, R, F>(parser: P, predicate: F) -> impl Parser<'a, R> 
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace_char`
[INFO] [stdout]    --> src/lib.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn whitespace_char(input: &str) -> ParseResult<char> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space1`
[INFO] [stdout]    --> src/lib.rs:156:4
[INFO] [stdout]     |
[INFO] [stdout] 156 | fn space1(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space0`
[INFO] [stdout]    --> src/lib.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn space0(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quoted_string`
[INFO] [stdout]    --> src/lib.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn quoted_string(input: &str) -> ParseResult<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "7866b3c38e4053a138ccb32126a7e083a03a17a0471b93dcd6886c4e664e1c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7866b3c38e4053a138ccb32126a7e083a03a17a0471b93dcd6886c4e664e1c80", kill_on_drop: false }`
[INFO] [stdout] 7866b3c38e4053a138ccb32126a7e083a03a17a0471b93dcd6886c4e664e1c80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4830ceca95a3d83344e1afb602be9eeca7f98688a08caf8997b44841b2d2a9bb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4830ceca95a3d83344e1afb602be9eeca7f98688a08caf8997b44841b2d2a9bb", kill_on_drop: false }`
[INFO] [stdout] warning: function is never used: `match_literal`
[INFO] [stdout]   --> src/lib.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn match_literal<'a>(expected: &'static str) -> impl Parser<'a, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `identifier`
[INFO] [stdout]   --> src/lib.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn identifier(input: &str) -> ParseResult<String> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `any_char`
[INFO] [stdout]   --> src/lib.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn any_char(input: &str) -> ParseResult<char> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pair`
[INFO] [stdout]   --> src/lib.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn pair<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, (R1, R2)>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `map`
[INFO] [stdout]   --> src/lib.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn map<'a, P, F, A, B>(parser: P, map_fn: F) -> impl Parser<'a, B>
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `left`
[INFO] [stdout]   --> src/lib.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn left<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R1>
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `right`
[INFO] [stdout]   --> src/lib.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn right<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R2>
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `one_or_more`
[INFO] [stdout]    --> src/lib.rs:102:4
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn one_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `zero_or_more`
[INFO] [stdout]    --> src/lib.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn zero_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pred`
[INFO] [stdout]    --> src/lib.rs:137:4
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn pred<'a, P, R, F>(parser: P, predicate: F) -> impl Parser<'a, R> 
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `whitespace_char`
[INFO] [stdout]    --> src/lib.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn whitespace_char(input: &str) -> ParseResult<char> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space1`
[INFO] [stdout]    --> src/lib.rs:156:4
[INFO] [stdout]     |
[INFO] [stdout] 156 | fn space1(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space0`
[INFO] [stdout]    --> src/lib.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn space0(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `quoted_string`
[INFO] [stdout]    --> src/lib.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn quoted_string(input: &str) -> ParseResult<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parser_combinators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `whitespace_char`
[INFO] [stdout]    --> src/lib.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn whitespace_char(input: &str) -> ParseResult<char> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space1`
[INFO] [stdout]    --> src/lib.rs:156:4
[INFO] [stdout]     |
[INFO] [stdout] 156 | fn space1(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `space0`
[INFO] [stdout]    --> src/lib.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn space0(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "4830ceca95a3d83344e1afb602be9eeca7f98688a08caf8997b44841b2d2a9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4830ceca95a3d83344e1afb602be9eeca7f98688a08caf8997b44841b2d2a9bb", kill_on_drop: false }`
[INFO] [stdout] 4830ceca95a3d83344e1afb602be9eeca7f98688a08caf8997b44841b2d2a9bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75066d67e7b7a97da188c4daf808965e97e13b90e69dd26f01f4baaba263bed1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "75066d67e7b7a97da188c4daf808965e97e13b90e69dd26f01f4baaba263bed1", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `match_literal`
[INFO] [stderr]   --> src/lib.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn match_literal<'a>(expected: &'static str) -> impl Parser<'a, ()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `identifier`
[INFO] [stderr]   --> src/lib.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn identifier(input: &str) -> ParseResult<String> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `any_char`
[INFO] [stderr]   --> src/lib.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn any_char(input: &str) -> ParseResult<char> {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pair`
[INFO] [stderr]   --> src/lib.rs:63:4
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn pair<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, (R1, R2)>
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn map<'a, P, F, A, B>(parser: P, map_fn: F) -> impl Parser<'a, B>
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `left`
[INFO] [stderr]   --> src/lib.rs:86:4
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn left<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R1>
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `right`
[INFO] [stderr]   --> src/lib.rs:94:4
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn right<'a, P1, P2, R1, R2>(parser1: P1, parser2: P2) -> impl Parser<'a, R2>
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `one_or_more`
[INFO] [stderr]    --> src/lib.rs:102:4
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn one_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `zero_or_more`
[INFO] [stderr]    --> src/lib.rs:121:4
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn zero_or_more<'a, P, A> (parser: P) -> impl Parser<'a, Vec<A>>
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pred`
[INFO] [stderr]    --> src/lib.rs:137:4
[INFO] [stderr]     |
[INFO] [stderr] 137 | fn pred<'a, P, R, F>(parser: P, predicate: F) -> impl Parser<'a, R> 
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `whitespace_char`
[INFO] [stderr]    --> src/lib.rs:152:4
[INFO] [stderr]     |
[INFO] [stderr] 152 | fn whitespace_char(input: &str) -> ParseResult<char> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `space1`
[INFO] [stderr]    --> src/lib.rs:156:4
[INFO] [stderr]     |
[INFO] [stderr] 156 | fn space1(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `space0`
[INFO] [stderr]    --> src/lib.rs:160:4
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn space0(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quoted_string`
[INFO] [stderr]    --> src/lib.rs:164:4
[INFO] [stderr]     |
[INFO] [stderr] 164 | fn quoted_string(input: &str) -> ParseResult<String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `whitespace_char`
[INFO] [stderr]    --> src/lib.rs:152:4
[INFO] [stderr]     |
[INFO] [stderr] 152 | fn whitespace_char(input: &str) -> ParseResult<char> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `space1`
[INFO] [stderr]    --> src/lib.rs:156:4
[INFO] [stderr]     |
[INFO] [stderr] 156 | fn space1(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `space0`
[INFO] [stderr]    --> src/lib.rs:160:4
[INFO] [stderr]     |
[INFO] [stderr] 160 | fn space0(input: &str) -> ParseResult<Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/parser_combinators-ebbcf12a7cc5ca78)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test zero_or_more_combinator ... ok
[INFO] [stdout] test identifier_parser ... ok
[INFO] [stdout] test predicate_combinator ... ok
[INFO] [stdout] test one_or_more_combinator ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/parser_combinators-82785f446730f934)
[INFO] [stdout] test literal_parser ... ok
[INFO] [stdout] test quoted_string_parser ... ok
[INFO] [stdout] test pair_combinator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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]    Doc-tests parser_combinators
[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] running `Command { std: "docker" "inspect" "75066d67e7b7a97da188c4daf808965e97e13b90e69dd26f01f4baaba263bed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75066d67e7b7a97da188c4daf808965e97e13b90e69dd26f01f4baaba263bed1", kill_on_drop: false }`
[INFO] [stdout] 75066d67e7b7a97da188c4daf808965e97e13b90e69dd26f01f4baaba263bed1