[INFO] cloning repository https://github.com/Mirkopoj/embedded-flac-enc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mirkopoj/embedded-flac-enc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMirkopoj%2Fembedded-flac-enc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMirkopoj%2Fembedded-flac-enc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f9a3406d77e2cca2bef68ca45ac1ada3a05edf2
[INFO] checking Mirkopoj/embedded-flac-enc against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMirkopoj%2Fembedded-flac-enc" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mirkopoj/embedded-flac-enc
[INFO] finished tweaking git repo https://github.com/Mirkopoj/embedded-flac-enc
[INFO] tweaked toml for git repo https://github.com/Mirkopoj/embedded-flac-enc written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mirkopoj/embedded-flac-enc on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mirkopoj/embedded-flac-enc 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cfe70ba6974e1c7b7a4d298efe5ab7e3e3fd5faf296d312f74ad5dd2446106c
[INFO] running `Command { std: "docker" "start" "-a" "9cfe70ba6974e1c7b7a4d298efe5ab7e3e3fd5faf296d312f74ad5dd2446106c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cfe70ba6974e1c7b7a4d298efe5ab7e3e3fd5faf296d312f74ad5dd2446106c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cfe70ba6974e1c7b7a4d298efe5ab7e3e3fd5faf296d312f74ad5dd2446106c", kill_on_drop: false }`
[INFO] [stdout] 9cfe70ba6974e1c7b7a4d298efe5ab7e3e3fd5faf296d312f74ad5dd2446106c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da68144ca7422c57df29c253c66352c9a00888861a2c7a02fb89008bbcaac436
[INFO] running `Command { std: "docker" "start" "-a" "da68144ca7422c57df29c253c66352c9a00888861a2c7a02fb89008bbcaac436", kill_on_drop: false }`
[INFO] [stderr]     Checking embedded-flac-enc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `SeekPoint` is never constructed
[INFO] [stdout]  --> src/metadata/seek_table.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SeekPoint {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `warning` that must be used
[INFO] [stdout]   --> src/lib.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             warning();
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: No tengo idea como corresponde manejar un drop falible
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let _ = warning();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Frame::<CHANNELS, BLOCK_SIZE>::warning` that must be used
[INFO] [stdout]   --> src/frames/mod.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         Self::warning();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: 
[INFO] [stdout]                    De aca para abajo se puede optimizar con un CRC iterator
[INFO] [stdout]                    La idea sería un wrapper sobre el Iterator<Item = u8>
[INFO] [stdout]                    que tenga Item = u8 pero que internamente avance el calculo 
[INFO] [stdout]                    del CRC para dar un resultado al final. Talves tambien se puede 
[INFO] [stdout]                    aprobechar para el header, pero si el buffer en ese caso es de 
[INFO] [stdout]                    tamaño conocido puede que no valga la pena.
[INFO] [stdout]                    
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = Self::warning();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embedded-flac-enc` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `SeekPoint` is never constructed
[INFO] [stdout]  --> src/metadata/seek_table.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SeekPoint {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `warning` that must be used
[INFO] [stdout]   --> src/lib.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             warning();
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: No tengo idea como corresponde manejar un drop falible
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let _ = warning();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Frame::<CHANNELS, BLOCK_SIZE>::warning` that must be used
[INFO] [stdout]   --> src/frames/mod.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         Self::warning();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: 
[INFO] [stdout]                    De aca para abajo se puede optimizar con un CRC iterator
[INFO] [stdout]                    La idea sería un wrapper sobre el Iterator<Item = u8>
[INFO] [stdout]                    que tenga Item = u8 pero que internamente avance el calculo 
[INFO] [stdout]                    del CRC para dar un resultado al final. Talves tambien se puede 
[INFO] [stdout]                    aprobechar para el header, pero si el buffer en ese caso es de 
[INFO] [stdout]                    tamaño conocido puede que no valga la pena.
[INFO] [stdout]                    
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let _ = Self::warning();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embedded-flac-enc` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "da68144ca7422c57df29c253c66352c9a00888861a2c7a02fb89008bbcaac436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da68144ca7422c57df29c253c66352c9a00888861a2c7a02fb89008bbcaac436", kill_on_drop: false }`
[INFO] [stdout] da68144ca7422c57df29c253c66352c9a00888861a2c7a02fb89008bbcaac436
