[INFO] cloning repository https://github.com/TooManyBees/fennel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TooManyBees/fennel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTooManyBees%2Ffennel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTooManyBees%2Ffennel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99c95c43d0e9aa9ae0f11a1e2f7944cb44ad6829
[INFO] testing TooManyBees/fennel against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTooManyBees%2Ffennel" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TooManyBees/fennel on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TooManyBees/fennel
[INFO] finished tweaking git repo https://github.com/TooManyBees/fennel
[INFO] tweaked toml for git repo https://github.com/TooManyBees/fennel written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/TooManyBees/fennel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (getrandom) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-channel v1.4.2
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded async-mutex v1.3.0
[INFO] [stderr]   Downloaded async-process v1.0.0
[INFO] [stderr]   Downloaded async-lock v2.1.3
[INFO] [stderr]   Downloaded async-barrier v1.0.1
[INFO] [stderr]   Downloaded nb-connect v1.0.0
[INFO] [stderr]   Downloaded bcrypt v0.8.2
[INFO] [stderr]   Downloaded async-task v4.0.0
[INFO] [stderr]   Downloaded ahash v0.5.1
[INFO] [stderr]   Downloaded blowfish v0.6.0
[INFO] [stderr]   Downloaded futures-lite v1.7.0
[INFO] [stderr]   Downloaded femme v2.1.1
[INFO] [stderr]   Downloaded generational-arena v0.2.8
[INFO] [stderr]   Downloaded async-fs v1.3.0
[INFO] [stderr]   Downloaded async-semaphore v1.1.0
[INFO] [stderr]   Downloaded polling v1.1.0
[INFO] [stderr]   Downloaded async-rwlock v1.1.0
[INFO] [stderr]   Downloaded async-net v1.4.1
[INFO] [stderr]   Downloaded telnet v0.1.4
[INFO] [stderr]   Downloaded blocking v1.0.0
[INFO] [stderr]   Downloaded smol v1.1.0
[INFO] [stderr]   Downloaded async-io v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e9b222b9fafe7bf62f89276d83167030af0183ab3c6c68833e0f49cf25ee19a
[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" "0e9b222b9fafe7bf62f89276d83167030af0183ab3c6c68833e0f49cf25ee19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e9b222b9fafe7bf62f89276d83167030af0183ab3c6c68833e0f49cf25ee19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9b222b9fafe7bf62f89276d83167030af0183ab3c6c68833e0f49cf25ee19a", kill_on_drop: false }`
[INFO] [stdout] 0e9b222b9fafe7bf62f89276d83167030af0183ab3c6c68833e0f49cf25ee19a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d1f517b107b1e39c58675212036e0d5d47fa20f7aa8c6c62022c4851a1b0bfde
[INFO] running `Command { std: "docker" "start" "-a" "d1f517b107b1e39c58675212036e0d5d47fa20f7aa8c6c62022c4851a1b0bfde", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (getrandom) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling event-listener v2.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling fastrand v1.3.5
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling async-task v4.0.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling telnet v0.1.4
[INFO] [stderr]    Compiling generational-arena v0.2.8
[INFO] [stderr]    Compiling nb-connect v1.0.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling intrusive-collections v0.9.0
[INFO] [stderr]    Compiling async-channel v1.4.2
[INFO] [stderr]    Compiling async-mutex v1.3.0
[INFO] [stderr]    Compiling async-semaphore v1.1.0
[INFO] [stderr]    Compiling block-cipher v0.8.0
[INFO] [stderr]    Compiling ahash v0.5.1
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling async-barrier v1.0.1
[INFO] [stderr]    Compiling async-rwlock v1.1.0
[INFO] [stderr]    Compiling async-lock v2.1.3
[INFO] [stderr]    Compiling blowfish v0.6.0
[INFO] [stderr]    Compiling futures-lite v1.7.0
[INFO] [stderr]    Compiling polling v1.1.0
[INFO] [stderr]    Compiling bcrypt v0.8.2
[INFO] [stderr]    Compiling blocking v1.0.0
[INFO] [stderr]    Compiling async-io v1.1.2
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling async-fs v1.3.0
[INFO] [stderr]    Compiling async-process v1.0.0
[INFO] [stderr]    Compiling async-net v1.4.1
[INFO] [stderr]    Compiling smol v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling femme v2.1.1
[INFO] [stderr]    Compiling fennel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `CharId`
[INFO] [stdout]  --> src/area.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::character::{CharId, CharacterData};
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]  --> src/character/player.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]  --> src/character/player.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::informational::look`
[INFO] [stdout]  --> src/commands/movement.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::informational::look;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lockable::*`
[INFO] [stdout]   --> src/room/door.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         use Lockable::*;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_len`
[INFO] [stdout]   --> src/listener.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     max_len: usize,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout`
[INFO] [stdout]   --> src/listener.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     timeout: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "d1f517b107b1e39c58675212036e0d5d47fa20f7aa8c6c62022c4851a1b0bfde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f517b107b1e39c58675212036e0d5d47fa20f7aa8c6c62022c4851a1b0bfde", kill_on_drop: false }`
[INFO] [stdout] d1f517b107b1e39c58675212036e0d5d47fa20f7aa8c6c62022c4851a1b0bfde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5789b53cf2a19ebb9e872cb797e71a6c5bd2768fccd2933b442adcf27823bde
[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" "c5789b53cf2a19ebb9e872cb797e71a6c5bd2768fccd2933b442adcf27823bde", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (getrandom) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling fennel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `CharId`
[INFO] [stdout]  --> src/area.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::character::{CharId, CharacterData};
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]  --> src/character/player.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]  --> src/character/player.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::informational::look`
[INFO] [stdout]  --> src/commands/movement.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::informational::look;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lockable::*`
[INFO] [stdout]   --> src/room/door.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         use Lockable::*;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_len`
[INFO] [stdout]   --> src/listener.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     max_len: usize,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout`
[INFO] [stdout]   --> src/listener.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     timeout: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CharId`
[INFO] [stdout]  --> src/area.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::character::{CharId, CharacterData};
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]  --> src/character/player.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]  --> src/character/player.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::informational::look`
[INFO] [stdout]  --> src/commands/movement.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::informational::look;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lockable::*`
[INFO] [stdout]   --> src/room/door.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         use Lockable::*;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<&[(&str, FakeCommand)] as IntoIterator>::Item == (_, _)`
[INFO] [stdout]   --> src/util/find_partial.rs:51:34
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub fn find_partial<'a, K, V, H>(haystack: H, needle: &str) -> Option<V>
[INFO] [stdout]    |        ------------ required by a bound in this
[INFO] [stdout] ...
[INFO] [stdout] 4  |     H: 'a + IntoIterator<Item = (K, V)>,
[INFO] [stdout]    |                          ------------- required by this bound in `find_partial`
[INFO] [stdout] ...
[INFO] [stdout] 51 |         assert_eq!(Some(&North), find_partial(COMMANDS, "north"));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ expected tuple, found reference
[INFO] [stdout]    |
[INFO] [stdout]    = note:  expected tuple `(_, _)`
[INFO] [stdout]            found reference `&(&str, FakeCommand)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<&[(&str, FakeCommand)] as IntoIterator>::Item == (_, _)`
[INFO] [stdout]   --> src/util/find_partial.rs:56:34
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub fn find_partial<'a, K, V, H>(haystack: H, needle: &str) -> Option<V>
[INFO] [stdout]    |        ------------ required by a bound in this
[INFO] [stdout] ...
[INFO] [stdout] 4  |     H: 'a + IntoIterator<Item = (K, V)>,
[INFO] [stdout]    |                          ------------- required by this bound in `find_partial`
[INFO] [stdout] ...
[INFO] [stdout] 56 |         assert_eq!(Some(&North), find_partial(COMMANDS, "no"));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ expected tuple, found reference
[INFO] [stdout]    |
[INFO] [stdout]    = note:  expected tuple `(_, _)`
[INFO] [stdout]            found reference `&(&str, FakeCommand)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<&[(&str, FakeCommand)] as IntoIterator>::Item == (_, _)`
[INFO] [stdout]   --> src/util/find_partial.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub fn find_partial<'a, K, V, H>(haystack: H, needle: &str) -> Option<V>
[INFO] [stdout]    |        ------------ required by a bound in this
[INFO] [stdout] ...
[INFO] [stdout] 4  |     H: 'a + IntoIterator<Item = (K, V)>,
[INFO] [stdout]    |                          ------------- required by this bound in `find_partial`
[INFO] [stdout] ...
[INFO] [stdout] 61 |         assert_eq!(Some(&Throw), find_partial(COMMANDS, "throw"));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ expected tuple, found reference
[INFO] [stdout]    |
[INFO] [stdout]    = note:  expected tuple `(_, _)`
[INFO] [stdout]            found reference `&(&str, FakeCommand)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<&[(&str, FakeCommand)] as IntoIterator>::Item == (_, _)`
[INFO] [stdout]   --> src/util/find_partial.rs:66:34
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub fn find_partial<'a, K, V, H>(haystack: H, needle: &str) -> Option<V>
[INFO] [stdout]    |        ------------ required by a bound in this
[INFO] [stdout] ...
[INFO] [stdout] 4  |     H: 'a + IntoIterator<Item = (K, V)>,
[INFO] [stdout]    |                          ------------- required by this bound in `find_partial`
[INFO] [stdout] ...
[INFO] [stdout] 66 |         assert_eq!(Some(&There), find_partial(COMMANDS, "the"));
[INFO] [stdout]    |                                  ^^^^^^^^^^^^ expected tuple, found reference
[INFO] [stdout]    |
[INFO] [stdout]    = note:  expected tuple `(_, _)`
[INFO] [stdout]            found reference `&(&str, FakeCommand)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fennel`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "c5789b53cf2a19ebb9e872cb797e71a6c5bd2768fccd2933b442adcf27823bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5789b53cf2a19ebb9e872cb797e71a6c5bd2768fccd2933b442adcf27823bde", kill_on_drop: false }`
[INFO] [stdout] c5789b53cf2a19ebb9e872cb797e71a6c5bd2768fccd2933b442adcf27823bde
