[INFO] fetching crate sol-abi 0.0.1...
[INFO] checking sol-abi-0.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sol-abi 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sol-abi 0.0.1
[INFO] finished tweaking crates.io crate sol-abi 0.0.1
[INFO] tweaked toml for crates.io crate sol-abi 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sol-abi 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[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] 4f9c242cfbe7f3d08928ebaec5019830366e2029a9dec3af4722968b4fead4ac
[INFO] running `Command { std: "docker" "start" "-a" "4f9c242cfbe7f3d08928ebaec5019830366e2029a9dec3af4722968b4fead4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f9c242cfbe7f3d08928ebaec5019830366e2029a9dec3af4722968b4fead4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9c242cfbe7f3d08928ebaec5019830366e2029a9dec3af4722968b4fead4ac", kill_on_drop: false }`
[INFO] [stdout] 4f9c242cfbe7f3d08928ebaec5019830366e2029a9dec3af4722968b4fead4ac
[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] f9789b12a404f7147e0458d2413e98b5d99978ae1665550a8f9ce94106096826
[INFO] running `Command { std: "docker" "start" "-a" "f9789b12a404f7147e0458d2413e98b5d99978ae1665550a8f9ce94106096826", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking quote v1.0.42
[INFO] [stderr]     Checking syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking sol-abi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<abi::Type, Infallible>
[INFO] [stdout]   --> src/abi.rs:85:53
[INFO] [stdout]    |
[INFO] [stdout] 85 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 86 | |         Ok(Self::from(s))
[INFO] [stdout] 87 | |     }
[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<abi::Type, Infallible>
[INFO] [stdout]   --> src/abi.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Ok(Self::from(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Param, Infallible>
[INFO] [stdout]   --> src/arg.rs:52:53
[INFO] [stdout]    |
[INFO] [stdout] 52 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 53 | |         Ok(Self::from(s))
[INFO] [stdout] 54 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Param, Infallible>
[INFO] [stdout]   --> src/arg.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         Ok(Self::from(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<abi::Type, Infallible>
[INFO] [stdout]   --> src/abi.rs:85:53
[INFO] [stdout]    |
[INFO] [stdout] 85 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 86 | |         Ok(Self::from(s))
[INFO] [stdout] 87 | |     }
[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<abi::Type, Infallible>
[INFO] [stdout]   --> src/abi.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         Ok(Self::from(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Param, Infallible>
[INFO] [stdout]   --> src/arg.rs:52:53
[INFO] [stdout]    |
[INFO] [stdout] 52 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 53 | |         Ok(Self::from(s))
[INFO] [stdout] 54 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Param, Infallible>
[INFO] [stdout]   --> src/arg.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         Ok(Self::from(s))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sol-abi` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sol-abi` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "f9789b12a404f7147e0458d2413e98b5d99978ae1665550a8f9ce94106096826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9789b12a404f7147e0458d2413e98b5d99978ae1665550a8f9ce94106096826", kill_on_drop: false }`
[INFO] [stdout] f9789b12a404f7147e0458d2413e98b5d99978ae1665550a8f9ce94106096826
