[INFO] cloning repository https://github.com/Jayshua/simple-psf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jayshua/simple-psf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJayshua%2Fsimple-psf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJayshua%2Fsimple-psf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f1e65153c1c08e7cd590c43b3592d9f91265321
[INFO] testing Jayshua/simple-psf against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJayshua%2Fsimple-psf" "/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/Jayshua/simple-psf
[INFO] finished tweaking git repo https://github.com/Jayshua/simple-psf
[INFO] tweaked toml for git repo https://github.com/Jayshua/simple-psf written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jayshua/simple-psf on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jayshua/simple-psf 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f822f909b385ad476079cd0ec26a9abe80da573aaa8ff4963820c245ad28fdbd
[INFO] running `Command { std: "docker" "start" "-a" "f822f909b385ad476079cd0ec26a9abe80da573aaa8ff4963820c245ad28fdbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f822f909b385ad476079cd0ec26a9abe80da573aaa8ff4963820c245ad28fdbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f822f909b385ad476079cd0ec26a9abe80da573aaa8ff4963820c245ad28fdbd", kill_on_drop: false }`
[INFO] [stdout] f822f909b385ad476079cd0ec26a9abe80da573aaa8ff4963820c245ad28fdbd
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d3175b3f802df61ec51f714e0847a600aec5cfbc536c5e60e38a43f61d6102d
[INFO] running `Command { std: "docker" "start" "-a" "8d3175b3f802df61ec51f714e0847a600aec5cfbc536c5e60e38a43f61d6102d", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-psf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub const fn parse(data: &[u8]) -> Result<Psf, ParseError> {
[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 const fn parse(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf, ParseError> {
[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] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf, ParseError> {
[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] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "8d3175b3f802df61ec51f714e0847a600aec5cfbc536c5e60e38a43f61d6102d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3175b3f802df61ec51f714e0847a600aec5cfbc536c5e60e38a43f61d6102d", kill_on_drop: false }`
[INFO] [stdout] 8d3175b3f802df61ec51f714e0847a600aec5cfbc536c5e60e38a43f61d6102d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 846792ed50055731bb1b9cf1a23b3eee2873ac3a20aea77d3b49c026ea3ae89b
[INFO] running `Command { std: "docker" "start" "-a" "846792ed50055731bb1b9cf1a23b3eee2873ac3a20aea77d3b49c026ea3ae89b", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-psf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub const fn parse(data: &[u8]) -> Result<Psf, ParseError> {
[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 const fn parse(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf, ParseError> {
[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] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf, ParseError> {
[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] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub const fn parse(data: &[u8]) -> Result<Psf, ParseError> {
[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 const fn parse(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf, ParseError> {
[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] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf, ParseError> {
[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] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "846792ed50055731bb1b9cf1a23b3eee2873ac3a20aea77d3b49c026ea3ae89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846792ed50055731bb1b9cf1a23b3eee2873ac3a20aea77d3b49c026ea3ae89b", kill_on_drop: false }`
[INFO] [stdout] 846792ed50055731bb1b9cf1a23b3eee2873ac3a20aea77d3b49c026ea3ae89b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1400ffd32479aca248f8db881fa1a72ad4efbd7a01ce974d138912d49713d0b2
[INFO] running `Command { std: "docker" "start" "-a" "1400ffd32479aca248f8db881fa1a72ad4efbd7a01ce974d138912d49713d0b2", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub const fn parse(data: &[u8]) -> Result<Psf, ParseError> {
[INFO] [stderr]    |                              ^^^^^            ^^^ the same lifetime is hidden here
[INFO] [stderr]    |                              |
[INFO] [stderr]    |                              the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub const fn parse(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stderr]    |                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:50:28
[INFO] [stderr]    |
[INFO] [stderr] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf, ParseError> {
[INFO] [stderr]    |                               ^^^^^            ^^^ the same lifetime is hidden here
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 50 |     const fn parse_psf1(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stderr]    |                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:86:28
[INFO] [stderr]    |
[INFO] [stderr] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf, ParseError> {
[INFO] [stderr]    |                               ^^^^^            ^^^ the same lifetime is hidden here
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 86 |     const fn parse_psf2(data: &[u8]) -> Result<Psf<'_>, ParseError> {
[INFO] [stderr]    |                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-psf` (lib) generated 3 warnings (run `cargo fix --lib -p simple-psf` to apply 3 suggestions)
[INFO] [stderr] warning: `simple-psf` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_psf-78031584429ace99)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests simple_psf
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Psf<'a>::iter_unicode_entries (line 182) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 10) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Psf<'a>::iter_unicode_entries (line 182) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `psf` in this scope
[INFO] [stdout]  --> src/lib.rs:183:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | let glyph_lookup_table = psf.iter_unicode_entries().unwrap()
[INFO] [stdout]   |                          ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `(_, _)`
[INFO] [stdout]  --> src/lib.rs:184:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |     .filter_map(|(index, result)| result.ok().map(|character| (character, index)))
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^  ------ type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]   |
[INFO] [stdout] 4 |     .filter_map(|(index, result): (_, _)| result.ok().map(|character| (character, index)))
[INFO] [stdout]   |                                 ++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 10) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (60) panicked at src/lib.rs:5:49:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56192c12d082 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x56192c12d082 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x56192c12d082 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x56192c12d082 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x56192c13bd4f - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x56192c13bd4f - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x56192c10b093 - std::io::default_write_fmt::hd5a9ffaa98f14929
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x56192c10b093 - std::io::Write::write_fmt::hc04a1e5003ed78ae
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x56192c110612 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x56192c111f0c - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x56192c111d66 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x56192c1124e5 - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x56192c11237a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x56192c110749 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x56192c0ff3dd - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x56192c13f2a0 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x56192c13ea26 - core::result::unwrap_failed::h2380020e6daeb464
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/result.rs:1862:5
[INFO] [stdout]   17:     0x56192c0fda1a - rust_out::main::_doctest_main_src_lib_rs_10_0::hfb0cea173fe83f1e
[INFO] [stdout]   18:     0x56192c0fd996 - rust_out::main::h4033cd6033bd24e0
[INFO] [stdout]   19:     0x56192c0fcf43 - core::ops::function::FnOnce::call_once::h41347ff1687e6b73
[INFO] [stdout]   20:     0x56192c0fcc96 - std::sys::backtrace::__rust_begin_short_backtrace::h3dc8794c0fbffb60
[INFO] [stdout]   21:     0x56192c0fcc79 - std::rt::lang_start::{{closure}}::h1efb547a500af631
[INFO] [stdout]   22:     0x56192c10c690 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3e39d917a8cc5592
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x56192c10c690 - std::panicking::catch_unwind::do_call::hc1ce44ccb31bb18e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   24:     0x56192c10c690 - std::panicking::catch_unwind::ha27d9fd2a77bbb18
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   25:     0x56192c10c690 - std::panic::catch_unwind::h0b0f1918d1e2eb85
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x56192c10c690 - std::rt::lang_start_internal::{{closure}}::heeac2294083edcfe
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x56192c10c690 - std::panicking::catch_unwind::do_call::h4bb7d51c3842c367
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x56192c10c690 - std::panicking::catch_unwind::h1d2f2878ba2618c4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x56192c10c690 - std::panic::catch_unwind::h5070bdf026bf1f78
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x56192c10c690 - std::rt::lang_start_internal::h9590fa5449576090
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x56192c0fcc61 - std::rt::lang_start::hb5dea8481070e01f
[INFO] [stdout]   32:     0x56192c0fde55 - main
[INFO] [stdout]   33:     0x70a8ba17c1ca - <unknown>
[INFO] [stdout]   34:     0x70a8ba17c28b - __libc_start_main
[INFO] [stdout]   35:     0x56192c0fc185 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 10)
[INFO] [stdout]     src/lib.rs - Psf<'a>::iter_unicode_entries (line 182)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1400ffd32479aca248f8db881fa1a72ad4efbd7a01ce974d138912d49713d0b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1400ffd32479aca248f8db881fa1a72ad4efbd7a01ce974d138912d49713d0b2", kill_on_drop: false }`
[INFO] [stdout] 1400ffd32479aca248f8db881fa1a72ad4efbd7a01ce974d138912d49713d0b2
