[INFO] fetching crate lc3-codec 0.2.0...
[INFO] checking lc3-codec-0.2.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate lc3-codec 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate lc3-codec 0.2.0
[INFO] finished tweaking crates.io crate lc3-codec 0.2.0
[INFO] tweaked toml for crates.io crate lc3-codec 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lc3-codec 0.2.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lc3-codec 0.2.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 291e2da464f4bd8cc2594b273fccff99fc20155fa9b7116504cc5ec139cdfc80
[INFO] running `Command { std: "docker" "start" "-a" "291e2da464f4bd8cc2594b273fccff99fc20155fa9b7116504cc5ec139cdfc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "291e2da464f4bd8cc2594b273fccff99fc20155fa9b7116504cc5ec139cdfc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291e2da464f4bd8cc2594b273fccff99fc20155fa9b7116504cc5ec139cdfc80", kill_on_drop: false }`
[INFO] [stdout] 291e2da464f4bd8cc2594b273fccff99fc20155fa9b7116504cc5ec139cdfc80
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f484d33c962e2ee061bba5e1eeb4d38023e09ec9abcb4b1f41319f5513a79e2c
[INFO] running `Command { std: "docker" "start" "-a" "f484d33c962e2ee061bba5e1eeb4d38023e09ec9abcb4b1f41319f5513a79e2c", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking fast-math v0.1.1
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking lc3-codec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/encoder/residual_spectrum.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         &mut self,
[INFO] [stdout]    |         ^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 41 |     ) -> ResidualBits {
[INFO] [stdout]    |          ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> ResidualBits<'_> {
[INFO] [stdout]    |                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/encoder/residual_spectrum.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         &mut self,
[INFO] [stdout]    |         ^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 41 |     ) -> ResidualBits {
[INFO] [stdout]    |          ------------ the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     ) -> ResidualBits<'_> {
[INFO] [stdout]    |                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "f484d33c962e2ee061bba5e1eeb4d38023e09ec9abcb4b1f41319f5513a79e2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f484d33c962e2ee061bba5e1eeb4d38023e09ec9abcb4b1f41319f5513a79e2c", kill_on_drop: false }`
[INFO] [stdout] f484d33c962e2ee061bba5e1eeb4d38023e09ec9abcb4b1f41319f5513a79e2c