[INFO] fetching crate lofty 0.22.4...
[INFO] checking lofty-0.22.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate lofty 0.22.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate lofty 0.22.4
[INFO] finished tweaking crates.io crate lofty 0.22.4
[INFO] tweaked toml for crates.io crate lofty 0.22.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lofty 0.22.4 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] crate crates.io crate lofty 0.22.4 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] bc9dfde4abf951b537c490ad31ab22b0c8dcfd24b13795dc493a7e04236af44e
[INFO] running `Command { std: "docker" "start" "-a" "bc9dfde4abf951b537c490ad31ab22b0c8dcfd24b13795dc493a7e04236af44e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc9dfde4abf951b537c490ad31ab22b0c8dcfd24b13795dc493a7e04236af44e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9dfde4abf951b537c490ad31ab22b0c8dcfd24b13795dc493a7e04236af44e", kill_on_drop: false }`
[INFO] [stdout] bc9dfde4abf951b537c490ad31ab22b0c8dcfd24b13795dc493a7e04236af44e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5e2e0dce5b92fdbc29ee8811b8ff5f3be0a11becbd6fdd74ea43002aaf817c7d
[INFO] running `Command { std: "docker" "start" "-a" "5e2e0dce5b92fdbc29ee8811b8ff5f3be0a11becbd6fdd74ea43002aaf817c7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling iai-callgrind-runner v0.14.0
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking miniz_oxide v0.8.3
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling iai-callgrind v0.14.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking data-encoding v2.7.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking env_logger v0.11.6
[INFO] [stderr]     Checking ogg_pager v0.7.0
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking tempfile v3.15.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling lofty_attr v0.11.1
[INFO] [stderr]    Compiling test-log-macros v0.2.17
[INFO] [stderr]     Checking test-log v0.2.17
[INFO] [stderr]     Checking lofty v0.22.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/util/io.rs:154:57
[INFO] [stdout]     |
[INFO] [stdout] 154 |       fn len(&self) -> std::result::Result<u64, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________^
[INFO] [stdout] 155 | |         Ok(self.len() as u64)
[INFO] [stdout] 156 | |     }
[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: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/util/io.rs:155:3
[INFO] [stdout]     |
[INFO] [stdout] 155 |         Ok(self.len() as u64)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/util/io.rs:162:57
[INFO] [stdout]     |
[INFO] [stdout] 162 |       fn len(&self) -> std::result::Result<u64, Self::Error> {
[INFO] [stdout]     |  ____________________________________________________________^
[INFO] [stdout] 163 | |         Ok(self.len() as u64)
[INFO] [stdout] 164 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<u64, Infallible>
[INFO] [stdout]    --> src/util/io.rs:163:3
[INFO] [stdout]     |
[INFO] [stdout] 163 |         Ok(self.len() as u64)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lofty` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5e2e0dce5b92fdbc29ee8811b8ff5f3be0a11becbd6fdd74ea43002aaf817c7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2e0dce5b92fdbc29ee8811b8ff5f3be0a11becbd6fdd74ea43002aaf817c7d", kill_on_drop: false }`
[INFO] [stdout] 5e2e0dce5b92fdbc29ee8811b8ff5f3be0a11becbd6fdd74ea43002aaf817c7d
