[INFO] fetching crate sia 0.0.4...
[INFO] checking sia-0.0.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sia 0.0.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate sia 0.0.4
[INFO] finished tweaking crates.io crate sia 0.0.4
[INFO] tweaked toml for crates.io crate sia 0.0.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sia 0.0.4 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 171 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding compact_str v0.2.0 (available: v0.9.0)
[INFO] [stderr]       Adding dashmap v5.5.3 (available: v6.1.0)
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding igcp v0.0.4 (available: v0.1.6)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding snow v0.8.0 (available: v0.10.0)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.2)
[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] b922e37e89153d2a01fa95ea717f9da2f32562ecb9babc1910884f27ec3e7e47
[INFO] running `Command { std: "docker" "start" "-a" "b922e37e89153d2a01fa95ea717f9da2f32562ecb9babc1910884f27ec3e7e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b922e37e89153d2a01fa95ea717f9da2f32562ecb9babc1910884f27ec3e7e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b922e37e89153d2a01fa95ea717f9da2f32562ecb9babc1910884f27ec3e7e47", kill_on_drop: false }`
[INFO] [stdout] b922e37e89153d2a01fa95ea717f9da2f32562ecb9babc1910884f27ec3e7e47
[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] c498363b84caf2e9b593b6159f0d64ab543585ab9b9a5cd3578b98db25d42757
[INFO] running `Command { std: "docker" "start" "-a" "c498363b84caf2e9b593b6159f0d64ab543585ab9b9a5cd3578b98db25d42757", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking ctr v0.8.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking polyval v0.5.3
[INFO] [stderr]     Checking poly1305 v0.7.2
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking ghash v0.4.4
[INFO] [stderr]     Checking aes-gcm v0.9.4
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking compact_str v0.2.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking chacha20 v0.7.3
[INFO] [stderr]     Checking chacha20poly1305 v0.8.2
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking postcard v0.7.3
[INFO] [stderr]    Compiling semver-parser v0.10.3
[INFO] [stderr]     Checking x25519-dalek v1.2.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling snow v0.8.0
[INFO] [stderr]     Checking bson v2.15.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling sia-macro v0.0.2
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking async-io v2.6.0
[INFO] [stderr]     Checking async-signal v0.2.13
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-process v2.5.0
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]     Checking igcp v0.0.4
[INFO] [stderr]     Checking sia v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/tcp.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Tcp(TcpListener);
[INFO] [stdout]    |            --- ^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/tcp.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct InsecureTcp(TcpListener);
[INFO] [stdout]    |            ----------- ^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/unix.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Unix(UnixListener);
[INFO] [stdout]    |            ---- ^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/unix.rs:82:25
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct InsecureUnix(UnixListener);
[INFO] [stdout]    |            ------------ ^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:115:28
[INFO] [stdout]     |
[INFO] [stdout] 115 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 116 | |                     .parse::<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::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:128:28
[INFO] [stdout]     |
[INFO] [stdout] 128 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 129 | |                     .parse::<PathBuf>()
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:179:28
[INFO] [stdout]     |
[INFO] [stdout] 179 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 180 | |                     .parse::<PathBuf>()
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:192:28
[INFO] [stdout]     |
[INFO] [stdout] 192 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 193 | |                     .parse::<PathBuf>()
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/tcp.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Tcp(TcpListener);
[INFO] [stdout]    |            --- ^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/tcp.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub struct InsecureTcp(TcpListener);
[INFO] [stdout]    |            ----------- ^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/unix.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Unix(UnixListener);
[INFO] [stdout]    |            ---- ^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/providers/unix.rs:82:25
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct InsecureUnix(UnixListener);
[INFO] [stdout]    |            ------------ ^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:115:28
[INFO] [stdout]     |
[INFO] [stdout] 115 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 116 | |                     .parse::<PathBuf>()
[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 `sia` (lib test) due to 4 previous errors; 4 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:128:28
[INFO] [stdout]     |
[INFO] [stdout] 128 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 129 | |                     .parse::<PathBuf>()
[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::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:179:28
[INFO] [stdout]     |
[INFO] [stdout] 179 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 180 | |                     .parse::<PathBuf>()
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]    --> src/providers/addr.rs:192:28
[INFO] [stdout]     |
[INFO] [stdout] 192 |                   let addr = addr
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 193 | |                     .parse::<PathBuf>()
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sia` (lib) due to 4 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c498363b84caf2e9b593b6159f0d64ab543585ab9b9a5cd3578b98db25d42757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c498363b84caf2e9b593b6159f0d64ab543585ab9b9a5cd3578b98db25d42757", kill_on_drop: false }`
[INFO] [stdout] c498363b84caf2e9b593b6159f0d64ab543585ab9b9a5cd3578b98db25d42757
