[INFO] cloning repository https://github.com/guyroyse/evercraft-cucumber-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guyroyse/evercraft-cucumber-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguyroyse%2Fevercraft-cucumber-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguyroyse%2Fevercraft-cucumber-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81d3866089d8f60f76c9835f1cda711cf90144cb
[INFO] checking guyroyse/evercraft-cucumber-rust against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguyroyse%2Fevercraft-cucumber-rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/guyroyse/evercraft-cucumber-rust
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/guyroyse/evercraft-cucumber-rust
[INFO] tweaked toml for git repo https://github.com/guyroyse/evercraft-cucumber-rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/guyroyse/evercraft-cucumber-rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/guyroyse/evercraft-cucumber-rust 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 72eaf9d58255e996c7e9002553712a45235b72890cce472842c822ea82bac4cc
[INFO] running `Command { std: "docker" "start" "-a" "72eaf9d58255e996c7e9002553712a45235b72890cce472842c822ea82bac4cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72eaf9d58255e996c7e9002553712a45235b72890cce472842c822ea82bac4cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72eaf9d58255e996c7e9002553712a45235b72890cce472842c822ea82bac4cc", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7f2c0410e03eb184525b28db8fea63e315226b59e3356daf87a21170f2caa03
[INFO] running `Command { std: "docker" "start" "-a" "a7f2c0410e03eb184525b28db8fea63e315226b59e3356daf87a21170f2caa03", kill_on_drop: false }`
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[INFO] [stdout] error: this type will no longer be must used: Result<AbilityWorld, Infallible>
[INFO] [stdout]  --> tests/ability_steps.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(World, Debug, Default)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `World` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/ability_steps.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[then(regex = r"^an (Ok|Err) result is returned$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/ability_steps.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[then(regex = r"^the error message is '(.*)'$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<AttackWorld, Infallible>
[INFO] [stdout]   --> tests/attack_steps.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[derive(World, Debug, Default)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `World` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `evercraft` (test "ability_steps") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `evercraft` (test "attack_steps") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<HeroWorld, Infallible>
[INFO] [stdout]  --> tests/hero_steps.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(World, Debug, Default)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `World` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/hero_steps.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[when(regex = r"^the hero's name is set to (.+)$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `when` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `evercraft` (test "hero_steps") due to 4 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/hero_steps.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[then(regex = r"^the hero's name is (.+)$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/hero_steps.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[then(regex = r"^the hero is (alive|dead)$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<ability_steps::AbilityWorld, Infallible>
[INFO] [stdout]  --> tests/ability_steps.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(World, Debug, Default)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `World` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/ability_steps.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[then(regex = r"^an (Ok|Err) result is returned$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/ability_steps.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[then(regex = r"^the error message is '(.*)'$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hero_steps::HeroWorld, Infallible>
[INFO] [stdout]  --> tests/hero_steps.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(World, Debug, Default)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `World` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/hero_steps.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[when(regex = r"^the hero's name is set to (.+)$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `when` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/hero_steps.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[then(regex = r"^the hero's name is (.+)$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tests/hero_steps.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[then(regex = r"^the hero is (alive|dead)$")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `then` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<attack_steps::AttackWorld, Infallible>
[INFO] [stdout]   --> tests/attack_steps.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[derive(World, Debug, Default)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `World` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `evercraft` (test "runner") due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "a7f2c0410e03eb184525b28db8fea63e315226b59e3356daf87a21170f2caa03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f2c0410e03eb184525b28db8fea63e315226b59e3356daf87a21170f2caa03", kill_on_drop: false }`
[INFO] [stdout] a7f2c0410e03eb184525b28db8fea63e315226b59e3356daf87a21170f2caa03
