[INFO] fetching crate number2name 1.1.2...
[INFO] checking number2name-1.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate number2name 1.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate number2name 1.1.2
[INFO] finished tweaking crates.io crate number2name 1.1.2
[INFO] tweaked toml for crates.io crate number2name 1.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate number2name 1.1.2 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 crates.io crate number2name 1.1.2 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] 58213a07fe87fdd26f9c982fe1fa840f01722e0b4729730878528c6dcd5d850e
[INFO] running `Command { std: "docker" "start" "-a" "58213a07fe87fdd26f9c982fe1fa840f01722e0b4729730878528c6dcd5d850e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58213a07fe87fdd26f9c982fe1fa840f01722e0b4729730878528c6dcd5d850e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58213a07fe87fdd26f9c982fe1fa840f01722e0b4729730878528c6dcd5d850e", kill_on_drop: false }`
[INFO] [stdout] 58213a07fe87fdd26f9c982fe1fa840f01722e0b4729730878528c6dcd5d850e
[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] 5ce41dcf6d4032826a3c63cf0050a734337f9d2b8fec4dee951d9d143a64329f
[INFO] running `Command { std: "docker" "start" "-a" "5ce41dcf6d4032826a3c63cf0050a734337f9d2b8fec4dee951d9d143a64329f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking number2name v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/number2name.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     #[structopt(
[INFO] [stdout] 21 | |         name = "NUMBERS",
[INFO] [stdout] 22 | |         required = true,
[INFO] [stdout] 23 | |         min_values = 1,
[INFO] [stdout] 24 | |         help = "One or more integer numbers (without thousand separators)"
[INFO] [stdout] 25 | |     )]
[INFO] [stdout] 26 | |     names: Vec<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<String, Infallible>
[INFO] [stdout]   --> src/number2name.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     #[structopt(
[INFO] [stdout] 29 | |         short = "c",
[INFO] [stdout] 30 | |         long,
[INFO] [stdout] 31 | |         default_value = "BASE32HUMAN",
[INFO] [stdout] 32 | |         help = "Which (case-sensitive) character set to use, either name or quoted string"
[INFO] [stdout] 33 | |     )]
[INFO] [stdout] 34 | |     charset: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `number2name` (bin "number2name") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/name2number.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     #[structopt(
[INFO] [stdout] 21 | |         name = "NAMES",
[INFO] [stdout] 22 | |         required = true,
[INFO] [stdout] 23 | |         min_values = 1,
[INFO] [stdout] 24 | |         help = "One or more encoded names"
[INFO] [stdout] 25 | |     )]
[INFO] [stdout] 26 | |     names: Vec<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<String, Infallible>
[INFO] [stdout]   --> src/name2number.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     #[structopt(
[INFO] [stdout] 29 | |         short = "c",
[INFO] [stdout] 30 | |         long,
[INFO] [stdout] 31 | |         default_value = "BASE32HUMAN",
[INFO] [stdout] 32 | |         help = "Which (case-sensitive) character set to use, either name or quoted string"
[INFO] [stdout] 33 | |     )]
[INFO] [stdout] 34 | |     charset: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `number2name` (bin "name2number") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5ce41dcf6d4032826a3c63cf0050a734337f9d2b8fec4dee951d9d143a64329f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce41dcf6d4032826a3c63cf0050a734337f9d2b8fec4dee951d9d143a64329f", kill_on_drop: false }`
[INFO] [stdout] 5ce41dcf6d4032826a3c63cf0050a734337f9d2b8fec4dee951d9d143a64329f
