[INFO] cloning repository https://github.com/pie-flavor/cats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pie-flavor/cats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-flavor%2Fcats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpie-flavor%2Fcats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccf26eeb39b90335597e2c76790850dfe54ffedf
[INFO] checking pie-flavor/cats 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%2Fpie-flavor%2Fcats" "/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/pie-flavor/cats
[INFO] finished tweaking git repo https://github.com/pie-flavor/cats
[INFO] tweaked toml for git repo https://github.com/pie-flavor/cats written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pie-flavor/cats 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/pie-flavor/cats 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 }`
[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_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" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0130f5d576f4f7e82e2b347fc59270f8f3bba8178404a4b11ece4d4e1bd2810
[INFO] running `Command { std: "docker" "start" "-a" "e0130f5d576f4f7e82e2b347fc59270f8f3bba8178404a4b11ece4d4e1bd2810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0130f5d576f4f7e82e2b347fc59270f8f3bba8178404a4b11ece4d4e1bd2810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0130f5d576f4f7e82e2b347fc59270f8f3bba8178404a4b11ece4d4e1bd2810", kill_on_drop: false }`
[INFO] [stdout] e0130f5d576f4f7e82e2b347fc59270f8f3bba8178404a4b11ece4d4e1bd2810
[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] eef1a6a674f021c33ef352545175b41a08412b8910fa762368e5bcd7d28e56a6
[INFO] running `Command { std: "docker" "start" "-a" "eef1a6a674f021c33ef352545175b41a08412b8910fa762368e5bcd7d28e56a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking rusqlite v0.25.3
[INFO] [stderr]     Checking cats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | /     /// The cat's new name.
[INFO] [stdout] 64 | |     #[structopt(long, short)]
[INFO] [stdout] 65 | |     pub name: Option<String>,
[INFO] [stdout]    | |____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | /     /// The cat's new breed.
[INFO] [stdout] 70 | |     ///
[INFO] [stdout] 71 | |     /// Make sure it's spelled correctly, because cat breeds change too often for the registry to
[INFO] [stdout] 72 | |     /// know if it is a real breed.
[INFO] [stdout] 73 | |     #[structopt(long, short)]
[INFO] [stdout] 74 | |     pub breed: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | /     /// The name of the cat.
[INFO] [stdout] 80 | |     #[structopt(long, short, use_delimiter = true)]
[INFO] [stdout] 81 | |     pub name: Option<Vec<String>>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | /     /// The breed of the cat.
[INFO] [stdout] 88 | |     #[structopt(long, short, use_delimiter = true)]
[INFO] [stdout] 89 | |     pub breed: Option<Vec<String>>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | /     /// The name of the cat.
[INFO] [stdout] 103 | |     #[structopt(long, short)]
[INFO] [stdout] 104 | |     pub name: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 | /     /// The breed of the cat.
[INFO] [stdout] 109 | |     ///
[INFO] [stdout] 110 | |     /// Make sure it's spelled correctly, because cat breeds change too often for the registry to
[INFO] [stdout] 111 | |     /// know if it is a real breed.
[INFO] [stdout] 112 | |     #[structopt(long, short)]
[INFO] [stdout] 113 | |     pub breed: Option<String>,
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cats` (bin "cats" test) due to 6 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | /     /// The cat's new name.
[INFO] [stdout] 64 | |     #[structopt(long, short)]
[INFO] [stdout] 65 | |     pub name: Option<String>,
[INFO] [stdout]    | |____________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | /     /// The cat's new breed.
[INFO] [stdout] 70 | |     ///
[INFO] [stdout] 71 | |     /// Make sure it's spelled correctly, because cat breeds change too often for the registry to
[INFO] [stdout] 72 | |     /// know if it is a real breed.
[INFO] [stdout] 73 | |     #[structopt(long, short)]
[INFO] [stdout] 74 | |     pub breed: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cats` (bin "cats") due to 6 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 | /     /// The name of the cat.
[INFO] [stdout] 80 | |     #[structopt(long, short, use_delimiter = true)]
[INFO] [stdout] 81 | |     pub name: Option<Vec<String>>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | /     /// The breed of the cat.
[INFO] [stdout] 88 | |     #[structopt(long, short, use_delimiter = true)]
[INFO] [stdout] 89 | |     pub breed: Option<Vec<String>>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | /     /// The name of the cat.
[INFO] [stdout] 103 | |     #[structopt(long, short)]
[INFO] [stdout] 104 | |     pub name: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/args.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 | /     /// The breed of the cat.
[INFO] [stdout] 109 | |     ///
[INFO] [stdout] 110 | |     /// Make sure it's spelled correctly, because cat breeds change too often for the registry to
[INFO] [stdout] 111 | |     /// know if it is a real breed.
[INFO] [stdout] 112 | |     #[structopt(long, short)]
[INFO] [stdout] 113 | |     pub breed: Option<String>,
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eef1a6a674f021c33ef352545175b41a08412b8910fa762368e5bcd7d28e56a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef1a6a674f021c33ef352545175b41a08412b8910fa762368e5bcd7d28e56a6", kill_on_drop: false }`
[INFO] [stdout] eef1a6a674f021c33ef352545175b41a08412b8910fa762368e5bcd7d28e56a6
