[INFO] fetching crate gpgrv 0.4.1...
[INFO] checking gpgrv-0.4.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate gpgrv 0.4.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate gpgrv 0.4.1
[INFO] finished tweaking crates.io crate gpgrv 0.4.1
[INFO] tweaked toml for crates.io crate gpgrv 0.4.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gpgrv 0.4.1 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] crate crates.io crate gpgrv 0.4.1 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] 7a3052b8e064142e2b2d8f77aa54e3b122c47c625c3b87e2e1b11b1a52d36ba0
[INFO] running `Command { std: "docker" "start" "-a" "7a3052b8e064142e2b2d8f77aa54e3b122c47c625c3b87e2e1b11b1a52d36ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a3052b8e064142e2b2d8f77aa54e3b122c47c625c3b87e2e1b11b1a52d36ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3052b8e064142e2b2d8f77aa54e3b122c47c625c3b87e2e1b11b1a52d36ba0", kill_on_drop: false }`
[INFO] [stdout] 7a3052b8e064142e2b2d8f77aa54e3b122c47c625c3b87e2e1b11b1a52d36ba0
[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] 01b4520c276216d9338a06e68fc8dd2664d79bebed56980e5fe921d7d9eb3813
[INFO] running `Command { std: "docker" "start" "-a" "01b4520c276216d9338a06e68fc8dd2664d79bebed56980e5fe921d7d9eb3813", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking dary_heap v0.3.6
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking iowrap v0.2.1
[INFO] [stderr]     Checking base64 v0.22.0
[INFO] [stderr]     Checking distro-keyring v0.1.0
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking libflate_lz77 v2.0.0
[INFO] [stderr]     Checking libflate v2.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking clap v4.5.3
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking gpgrv v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]   --> src/packets.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 | use byteorder::{BigEndian, LittleEndian};
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]   --> src/packets.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 | use byteorder::{BigEndian, LittleEndian};
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sig_type` is never read
[INFO] [stdout]   --> src/armour.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Message {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 24 |     pub digest: Digestable,
[INFO] [stdout] 25 |     pub sig_type: SignatureType,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pubkey_type` and `pubkey_id` are never read
[INFO] [stdout]   --> src/packets.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct OnePassHelper {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub pubkey_type: (),
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 64 |     pub pubkey_id: u64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnePassHelper` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `format`, `name`, and `mtime` are never read
[INFO] [stdout]   --> src/packets.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct PlainData {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 76 |     format: PlainFormat,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 77 |     name: Vec<u8>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 78 |     mtime: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlainData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, u64>
[INFO] [stdout]    --> src/packets.rs:222:26
[INFO] [stdout]     |
[INFO] [stdout] 222 |               let wanted = u64::try_from(match len {
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 223 | |                 Some(len) => len,
[INFO] [stdout] 224 | |                 None => bail!("indeterminate length {} not supported", tag),
[INFO] [stdout] 225 | |             })?;
[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<u64, Infallible>
[INFO] [stdout]    --> src/packets.rs:222:26
[INFO] [stdout]     |
[INFO] [stdout] 222 |               let wanted = u64::try_from(match len {
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 223 | |                 Some(len) => len,
[INFO] [stdout] 224 | |                 None => bail!("indeterminate length {} not supported", tag),
[INFO] [stdout] 225 | |             })?;
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/packets.rs:301:58
[INFO] [stdout]     |
[INFO] [stdout] 301 |     let good_subpackets_end = authenticated_data.len() + usize::try_from(good_subpackets_len)?;
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/packets.rs:301:58
[INFO] [stdout]     |
[INFO] [stdout] 301 |     let good_subpackets_end = authenticated_data.len() + usize::try_from(good_subpackets_len)?;
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/packets.rs:551:30
[INFO] [stdout]     |
[INFO] [stdout] 551 |     let mut name = vec![0u8; usize::try_from(name_len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/packets.rs:551:30
[INFO] [stdout]     |
[INFO] [stdout] 551 |     let mut name = vec![0u8; usize::try_from(name_len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/packets.rs:587:30
[INFO] [stdout]     |
[INFO] [stdout] 587 |     let mut data = vec![0u8; usize::try_from(len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/packets.rs:587:30
[INFO] [stdout]     |
[INFO] [stdout] 587 |     let mut data = vec![0u8; usize::try_from(len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gpgrv` (lib) due to 8 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `sig_type` is never read
[INFO] [stdout]   --> src/armour.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Message {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 24 |     pub digest: Digestable,
[INFO] [stdout] 25 |     pub sig_type: SignatureType,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pubkey_type` and `pubkey_id` are never read
[INFO] [stdout]   --> src/packets.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct OnePassHelper {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub pubkey_type: (),
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 64 |     pub pubkey_id: u64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OnePassHelper` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `format`, `name`, and `mtime` are never read
[INFO] [stdout]   --> src/packets.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct PlainData {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 76 |     format: PlainFormat,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 77 |     name: Vec<u8>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 78 |     mtime: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlainData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, u64>
[INFO] [stdout]    --> src/packets.rs:222:26
[INFO] [stdout]     |
[INFO] [stdout] 222 |               let wanted = u64::try_from(match len {
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 223 | |                 Some(len) => len,
[INFO] [stdout] 224 | |                 None => bail!("indeterminate length {} not supported", tag),
[INFO] [stdout] 225 | |             })?;
[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<u64, Infallible>
[INFO] [stdout]    --> src/packets.rs:222:26
[INFO] [stdout]     |
[INFO] [stdout] 222 |               let wanted = u64::try_from(match len {
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 223 | |                 Some(len) => len,
[INFO] [stdout] 224 | |                 None => bail!("indeterminate length {} not supported", tag),
[INFO] [stdout] 225 | |             })?;
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/packets.rs:301:58
[INFO] [stdout]     |
[INFO] [stdout] 301 |     let good_subpackets_end = authenticated_data.len() + usize::try_from(good_subpackets_len)?;
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/packets.rs:301:58
[INFO] [stdout]     |
[INFO] [stdout] 301 |     let good_subpackets_end = authenticated_data.len() + usize::try_from(good_subpackets_len)?;
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/packets.rs:551:30
[INFO] [stdout]     |
[INFO] [stdout] 551 |     let mut name = vec![0u8; usize::try_from(name_len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/packets.rs:551:30
[INFO] [stdout]     |
[INFO] [stdout] 551 |     let mut name = vec![0u8; usize::try_from(name_len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, usize>
[INFO] [stdout]    --> src/packets.rs:587:30
[INFO] [stdout]     |
[INFO] [stdout] 587 |     let mut data = vec![0u8; usize::try_from(len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/packets.rs:587:30
[INFO] [stdout]     |
[INFO] [stdout] 587 |     let mut data = vec![0u8; usize::try_from(len)?];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gpgrv` (lib test) due to 8 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "01b4520c276216d9338a06e68fc8dd2664d79bebed56980e5fe921d7d9eb3813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b4520c276216d9338a06e68fc8dd2664d79bebed56980e5fe921d7d9eb3813", kill_on_drop: false }`
[INFO] [stdout] 01b4520c276216d9338a06e68fc8dd2664d79bebed56980e5fe921d7d9eb3813
