[INFO] fetching crate docker-registry-client 0.1.0...
[INFO] checking docker-registry-client-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate docker-registry-client 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate docker-registry-client 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate docker-registry-client 0.1.0
[INFO] tweaked toml for crates.io crate docker-registry-client 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate docker-registry-client 0.1.0 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 docker-registry-client 0.1.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 93b171446753da65285b19d64796ce2040334b2c055874977e5444f4e113cfda
[INFO] running `Command { std: "docker" "start" "-a" "93b171446753da65285b19d64796ce2040334b2c055874977e5444f4e113cfda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93b171446753da65285b19d64796ce2040334b2c055874977e5444f4e113cfda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b171446753da65285b19d64796ce2040334b2c055874977e5444f4e113cfda", kill_on_drop: false }`
[INFO] [stdout] 93b171446753da65285b19d64796ce2040334b2c055874977e5444f4e113cfda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 306c610067ea9509f269dac6b3a4f1c3f662b032c520aa7cc08f512dd8c68b89
[INFO] running `Command { std: "docker" "start" "-a" "306c610067ea9509f269dac6b3a4f1c3f662b032c520aa7cc08f512dd8c68b89", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling rustls v0.23.34
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking backon v1.6.0
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking webpki-roots v1.0.3
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking indenter v0.3.4
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking rustls-webpki v0.103.7
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking insta v1.43.2
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.3
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking hyper v1.7.0
[INFO] [stderr]     Checking tokio-rustls v0.26.4
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking hyper-util v0.1.17
[INFO] [stderr]     Checking hyper-rustls v0.27.7
[INFO] [stderr]     Checking reqwest v0.12.24
[INFO] [stderr]     Checking redis v0.32.7
[INFO] [stderr]     Checking docker-registry-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Digest, digest::FromStrError>
[INFO] [stdout]   --> src/image/image_name.rs:62:26
[INFO] [stdout]    |
[INFO] [stdout] 62 |               let digest = parts
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 63 | |                 .get(1)
[INFO] [stdout] 64 | |                 .ok_or(Self::Err::MissingDigest)?
[INFO] [stdout] 65 | |                 .parse()
[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<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name.rs:76:23
[INFO] [stdout]    |
[INFO] [stdout] 76 |               let tag = parts
[INFO] [stdout]    |  _______________________^
[INFO] [stdout] 77 | |                 .get(1)
[INFO] [stdout] 78 | |                 .unwrap_or(&"latest")
[INFO] [stdout] 79 | |                 .parse()
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Digest, digest::FromStrError>
[INFO] [stdout]   --> src/image/image_name/digest.rs:24:53
[INFO] [stdout]    |
[INFO] [stdout] 24 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 25 | |         Ok(Self(s.to_string()))
[INFO] [stdout] 26 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Digest, digest::FromStrError>
[INFO] [stdout]   --> src/image/image_name/digest.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         Ok(Self(s.to_string()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:30:53
[INFO] [stdout]    |
[INFO] [stdout] 30 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 31 | |         match s {
[INFO] [stdout] 32 | |             "latest" => Ok(Self::Latest),
[INFO] [stdout] 33 | |             s => Ok(Self::Specific(s.to_string())),
[INFO] [stdout] 34 | |         }
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         match s {
[INFO] [stdout] 32 | |             "latest" => Ok(Self::Latest),
[INFO] [stdout] 33 | |             s => Ok(Self::Specific(s.to_string())),
[INFO] [stdout] 34 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |             "latest" => Ok(Self::Latest),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |             s => Ok(Self::Specific(s.to_string())),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `docker-registry-client` (lib) due to 8 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<Digest, digest::FromStrError>
[INFO] [stdout]   --> src/image/image_name.rs:62:26
[INFO] [stdout]    |
[INFO] [stdout] 62 |               let digest = parts
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 63 | |                 .get(1)
[INFO] [stdout] 64 | |                 .ok_or(Self::Err::MissingDigest)?
[INFO] [stdout] 65 | |                 .parse()
[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<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name.rs:76:23
[INFO] [stdout]    |
[INFO] [stdout] 76 |               let tag = parts
[INFO] [stdout]    |  _______________________^
[INFO] [stdout] 77 | |                 .get(1)
[INFO] [stdout] 78 | |                 .unwrap_or(&"latest")
[INFO] [stdout] 79 | |                 .parse()
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Digest, digest::FromStrError>
[INFO] [stdout]   --> src/image/image_name/digest.rs:24:53
[INFO] [stdout]    |
[INFO] [stdout] 24 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 25 | |         Ok(Self(s.to_string()))
[INFO] [stdout] 26 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Digest, digest::FromStrError>
[INFO] [stdout]   --> src/image/image_name/digest.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         Ok(Self(s.to_string()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:30:53
[INFO] [stdout]    |
[INFO] [stdout] 30 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 31 | |         match s {
[INFO] [stdout] 32 | |             "latest" => Ok(Self::Latest),
[INFO] [stdout] 33 | |             s => Ok(Self::Specific(s.to_string())),
[INFO] [stdout] 34 | |         }
[INFO] [stdout] 35 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         match s {
[INFO] [stdout] 32 | |             "latest" => Ok(Self::Latest),
[INFO] [stdout] 33 | |             s => Ok(Self::Specific(s.to_string())),
[INFO] [stdout] 34 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |             "latest" => Ok(Self::Latest),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<tag::Tag, tag::FromStrError>
[INFO] [stdout]   --> src/image/image_name/tag.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 33 |             s => Ok(Self::Specific(s.to_string())),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Digest, digest::FromStrError>
[INFO] [stdout]    --> src/image.rs:273:25
[INFO] [stdout]     |
[INFO] [stdout] 273 | /                         "sha256:2247f14d217577b451727b3015f95e97d47941e96b99806f8589a34c43112ec3"
[INFO] [stdout] 274 | |                             .parse()
[INFO] [stdout]     | |____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `docker-registry-client` (lib test) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "306c610067ea9509f269dac6b3a4f1c3f662b032c520aa7cc08f512dd8c68b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306c610067ea9509f269dac6b3a4f1c3f662b032c520aa7cc08f512dd8c68b89", kill_on_drop: false }`
[INFO] [stdout] 306c610067ea9509f269dac6b3a4f1c3f662b032c520aa7cc08f512dd8c68b89
