[INFO] cloning repository https://github.com/SamWilsn/eip712
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SamWilsn/eip712" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamWilsn%2Feip712", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamWilsn%2Feip712'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 368d57db781ba4a620ce64f07e7a5bc0c353f957
[INFO] checking SamWilsn/eip712 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%2FSamWilsn%2Feip712" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SamWilsn/eip712
[INFO] finished tweaking git repo https://github.com/SamWilsn/eip712
[INFO] tweaked toml for git repo https://github.com/SamWilsn/eip712 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SamWilsn/eip712 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/SamWilsn/eip712 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5a28da0dfce05adc3f9d649dbd785fcdefb6c154ac15d6ee76d3c893a9c06a64
[INFO] running `Command { std: "docker" "start" "-a" "5a28da0dfce05adc3f9d649dbd785fcdefb6c154ac15d6ee76d3c893a9c06a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a28da0dfce05adc3f9d649dbd785fcdefb6c154ac15d6ee76d3c893a9c06a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a28da0dfce05adc3f9d649dbd785fcdefb6c154ac15d6ee76d3c893a9c06a64", kill_on_drop: false }`
[INFO] [stdout] 5a28da0dfce05adc3f9d649dbd785fcdefb6c154ac15d6ee76d3c893a9c06a64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5b443401918f59db51756cc19a6efb6571f9e7f21be300756cd110be46db14ea
[INFO] running `Command { std: "docker" "start" "-a" "5b443401918f59db51756cc19a6efb6571f9e7f21be300756cd110be46db14ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking heck v0.4.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling snafu-derive v0.7.0
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking snafu v0.7.0
[INFO] [stderr]     Checking eip712 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:128:62
[INFO] [stdout]     |
[INFO] [stdout] 128 |     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:46:23
[INFO] [stdout]     |
[INFO] [stdout]  46 | #![warn(missing_docs, unused_qualifications, missing_debug_implementations)]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 128 -     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout] 128 +     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + fmt::Display,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:139:62
[INFO] [stdout]     |
[INFO] [stdout] 139 |     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 139 -     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout] 139 +     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + fmt::Display,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:128:62
[INFO] [stdout]     |
[INFO] [stdout] 128 |     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:46:23
[INFO] [stdout]     |
[INFO] [stdout]  46 | #![warn(missing_docs, unused_qualifications, missing_debug_implementations)]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 128 -     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout] 128 +     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + fmt::Display,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/lib.rs:139:62
[INFO] [stdout]     |
[INFO] [stdout] 139 |     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 139 -     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + core::fmt::Display,
[INFO] [stdout] 139 +     E: 'static + snafu::ErrorCompat + snafu::AsErrorSource + fmt::Display,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking eip712-cli v0.1.0 (/opt/rustwide/workdir/eip712-cli)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> eip712-cli/src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | /     /// Path to the ABI description as JSON.
[INFO] [stdout] 47 | |     source: PathBuf,
[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]   --> eip712-cli/src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     /// Name of the contract to inherit from.
[INFO] [stdout] 50 | |     #[clap(short, long, display_order(1))]
[INFO] [stdout] 51 | |     base: 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]   --> eip712-cli/src/main.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     /// Optional version to use in domain separator.
[INFO] [stdout] 54 | |     #[clap(short, long, help_heading("DOMAIN SEPARATOR"))]
[INFO] [stdout] 55 | |     version: 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]   --> eip712-cli/src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     /// Optional name to use in domain separator.
[INFO] [stdout] 67 | |     #[clap(
[INFO] [stdout] 68 | |         short('n'),
[INFO] [stdout] 69 | |         value_name("NAME"),
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |     )]
[INFO] [stdout] 74 | |     signing_domain: Option<String>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> eip712-cli/src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     /// Path to write the output Solidity to.
[INFO] [stdout] 89 | |     #[clap(short, long)]
[INFO] [stdout] 90 | |     output: Option<PathBuf>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eip712-cli` (bin "eip712" test) due to 5 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<PathBuf, Infallible>
[INFO] [stdout]   --> eip712-cli/src/main.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | /     /// Path to the ABI description as JSON.
[INFO] [stdout] 47 | |     source: PathBuf,
[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]   --> eip712-cli/src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     /// Name of the contract to inherit from.
[INFO] [stdout] 50 | |     #[clap(short, long, display_order(1))]
[INFO] [stdout] 51 | |     base: 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]   --> eip712-cli/src/main.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     /// Optional version to use in domain separator.
[INFO] [stdout] 54 | |     #[clap(short, long, help_heading("DOMAIN SEPARATOR"))]
[INFO] [stdout] 55 | |     version: 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]   --> eip712-cli/src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     /// Optional name to use in domain separator.
[INFO] [stdout] 67 | |     #[clap(
[INFO] [stdout] 68 | |         short('n'),
[INFO] [stdout] 69 | |         value_name("NAME"),
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |     )]
[INFO] [stdout] 74 | |     signing_domain: Option<String>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> eip712-cli/src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     /// Path to write the output Solidity to.
[INFO] [stdout] 89 | |     #[clap(short, long)]
[INFO] [stdout] 90 | |     output: Option<PathBuf>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eip712-cli` (bin "eip712") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "5b443401918f59db51756cc19a6efb6571f9e7f21be300756cd110be46db14ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b443401918f59db51756cc19a6efb6571f9e7f21be300756cd110be46db14ea", kill_on_drop: false }`
[INFO] [stdout] 5b443401918f59db51756cc19a6efb6571f9e7f21be300756cd110be46db14ea
