[INFO] cloning repository https://github.com/kevinrodriguez-io/magic-pancakes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevinrodriguez-io/magic-pancakes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinrodriguez-io%2Fmagic-pancakes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinrodriguez-io%2Fmagic-pancakes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 163ce3ce159fd13c0310d3fcd8ad6774c5dec1e9
[INFO] checking kevinrodriguez-io/magic-pancakes 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%2Fkevinrodriguez-io%2Fmagic-pancakes" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kevinrodriguez-io/magic-pancakes
[INFO] finished tweaking git repo https://github.com/kevinrodriguez-io/magic-pancakes
[INFO] tweaked toml for git repo https://github.com/kevinrodriguez-io/magic-pancakes written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kevinrodriguez-io/magic-pancakes 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/kevinrodriguez-io/magic-pancakes 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 97e74c8750308f6ce6bd3cfbc96f6886aac8b799357da8e2c0900b1ad12abdd6
[INFO] running `Command { std: "docker" "start" "-a" "97e74c8750308f6ce6bd3cfbc96f6886aac8b799357da8e2c0900b1ad12abdd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e74c8750308f6ce6bd3cfbc96f6886aac8b799357da8e2c0900b1ad12abdd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e74c8750308f6ce6bd3cfbc96f6886aac8b799357da8e2c0900b1ad12abdd6", kill_on_drop: false }`
[INFO] [stdout] 97e74c8750308f6ce6bd3cfbc96f6886aac8b799357da8e2c0900b1ad12abdd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 52fc9b665207bc96be3d75a6f3bd0a14ecd39d70c4130a729fcf80270570123a
[INFO] running `Command { std: "docker" "start" "-a" "52fc9b665207bc96be3d75a6f3bd0a14ecd39d70c4130a729fcf80270570123a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling clap_derive v3.0.2
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking clap v3.0.4
[INFO] [stderr]     Checking pancakes 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/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         #[clap(
[INFO] [stdout] 27 | |             required = true,
[INFO] [stdout] 28 | |             short = 'j',
[INFO] [stdout] 29 | |             long = "json-template-path",
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         )]
[INFO] [stdout] 33 | |         json_template_path: 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] error: could not compile `pancakes` (bin "pancakes") due to 8 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         #[clap(
[INFO] [stdout] 35 | |             required = true,
[INFO] [stdout] 36 | |             short = 'c',
[INFO] [stdout] 37 | |             long = "layers-config",
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |         )]
[INFO] [stdout] 41 | |         config_path: String,
[INFO] [stdout]    | |___________________________^
[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/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | /         #[clap(
[INFO] [stdout] 43 | |             required = true,
[INFO] [stdout] 44 | |             short = 'l',
[INFO] [stdout] 45 | |             long = "layers-path",
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |         )]
[INFO] [stdout] 49 | |         layers_path: String,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pancakes` (bin "pancakes" test) due to 8 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | /         #[clap(
[INFO] [stdout] 51 | |             required = true,
[INFO] [stdout] 52 | |             short = 'p',
[INFO] [stdout] 53 | |             long = "output-path",
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |         )]
[INFO] [stdout] 57 | |         output_path: 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/main.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | /         #[clap(
[INFO] [stdout] 59 | |             required = true,
[INFO] [stdout] 60 | |             short = 'f',
[INFO] [stdout] 61 | |             long = "output-format",
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         )]
[INFO] [stdout] 65 | |         format: 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/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | /         #[clap(
[INFO] [stdout] 67 | |             required = false,
[INFO] [stdout] 68 | |             short = 't',
[INFO] [stdout] 69 | |             long = "threads",
[INFO] [stdout] 70 | |             help = "[OPTIONAL] Number of threads to use for the generation. Defaults to the number of cores."
[INFO] [stdout] 71 | |         )]
[INFO] [stdout] 72 | |         threads: 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/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | / ...   #[clap(
[INFO] [stdout] 80 | | ...       required = false,
[INFO] [stdout] 81 | | ...       long = "png-compression-type",
[INFO] [stdout] 82 | | ...       help = "[OPTIONAL] Only to be used with png. Defaults to 'default'. Supported options are 'best', 'default', 'fast', 'huffman' ...
[INFO] [stdout] 83 | | ...   )]
[INFO] [stdout] 84 | | ...   png_compression_type: 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/main.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | / ...   #[clap(
[INFO] [stdout] 86 | | ...       required = false,
[INFO] [stdout] 87 | | ...       long = "png-filter-type",
[INFO] [stdout] 88 | | ...       help = "[OPTIONAL] Only to be used with png. Defaults to 'none'. Supported options are 'avg', 'nofilter', 'paeth', 'sub' and 'u...
[INFO] [stdout] 89 | | ...   )]
[INFO] [stdout] 90 | | ...   png_filter_type: 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/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         #[clap(
[INFO] [stdout] 27 | |             required = true,
[INFO] [stdout] 28 | |             short = 'j',
[INFO] [stdout] 29 | |             long = "json-template-path",
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         )]
[INFO] [stdout] 33 | |         json_template_path: 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/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         #[clap(
[INFO] [stdout] 35 | |             required = true,
[INFO] [stdout] 36 | |             short = 'c',
[INFO] [stdout] 37 | |             long = "layers-config",
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |         )]
[INFO] [stdout] 41 | |         config_path: 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/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | /         #[clap(
[INFO] [stdout] 43 | |             required = true,
[INFO] [stdout] 44 | |             short = 'l',
[INFO] [stdout] 45 | |             long = "layers-path",
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |         )]
[INFO] [stdout] 49 | |         layers_path: 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/main.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | /         #[clap(
[INFO] [stdout] 51 | |             required = true,
[INFO] [stdout] 52 | |             short = 'p',
[INFO] [stdout] 53 | |             long = "output-path",
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |         )]
[INFO] [stdout] 57 | |         output_path: 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/main.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | /         #[clap(
[INFO] [stdout] 59 | |             required = true,
[INFO] [stdout] 60 | |             short = 'f',
[INFO] [stdout] 61 | |             long = "output-format",
[INFO] [stdout] ...  |
[INFO] [stdout] 64 | |         )]
[INFO] [stdout] 65 | |         format: 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/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | /         #[clap(
[INFO] [stdout] 67 | |             required = false,
[INFO] [stdout] 68 | |             short = 't',
[INFO] [stdout] 69 | |             long = "threads",
[INFO] [stdout] 70 | |             help = "[OPTIONAL] Number of threads to use for the generation. Defaults to the number of cores."
[INFO] [stdout] 71 | |         )]
[INFO] [stdout] 72 | |         threads: 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/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | / ...   #[clap(
[INFO] [stdout] 80 | | ...       required = false,
[INFO] [stdout] 81 | | ...       long = "png-compression-type",
[INFO] [stdout] 82 | | ...       help = "[OPTIONAL] Only to be used with png. Defaults to 'default'. Supported options are 'best', 'default', 'fast', 'huffman' ...
[INFO] [stdout] 83 | | ...   )]
[INFO] [stdout] 84 | | ...   png_compression_type: 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/main.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | / ...   #[clap(
[INFO] [stdout] 86 | | ...       required = false,
[INFO] [stdout] 87 | | ...       long = "png-filter-type",
[INFO] [stdout] 88 | | ...       help = "[OPTIONAL] Only to be used with png. Defaults to 'none'. Supported options are 'avg', 'nofilter', 'paeth', 'sub' and 'u...
[INFO] [stdout] 89 | | ...   )]
[INFO] [stdout] 90 | | ...   png_filter_type: Option<String>,
[INFO] [stdout]    | |_____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52fc9b665207bc96be3d75a6f3bd0a14ecd39d70c4130a729fcf80270570123a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52fc9b665207bc96be3d75a6f3bd0a14ecd39d70c4130a729fcf80270570123a", kill_on_drop: false }`
[INFO] [stdout] 52fc9b665207bc96be3d75a6f3bd0a14ecd39d70c4130a729fcf80270570123a
