[INFO] fetching crate soundchip 0.4.61...
[INFO] building soundchip-0.4.61 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate soundchip 0.4.61 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate soundchip 0.4.61
[INFO] finished tweaking crates.io crate soundchip 0.4.61
[INFO] tweaked toml for crates.io crate soundchip 0.4.61 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate soundchip 0.4.61 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate soundchip 0.4.61 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8e7c5f92c734813199bdd36f491c64afb96a5e2dd73eed70fbd7cbdb5951128
[INFO] running `Command { std: "docker" "start" "-a" "f8e7c5f92c734813199bdd36f491c64afb96a5e2dd73eed70fbd7cbdb5951128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8e7c5f92c734813199bdd36f491c64afb96a5e2dd73eed70fbd7cbdb5951128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e7c5f92c734813199bdd36f491c64afb96a5e2dd73eed70fbd7cbdb5951128", kill_on_drop: false }`
[INFO] [stdout] f8e7c5f92c734813199bdd36f491c64afb96a5e2dd73eed70fbd7cbdb5951128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d5ddd2a1af62deddd56015282f74fcb299760ee65cf3d4e87f5f5ab1465e2eb
[INFO] running `Command { std: "docker" "start" "-a" "0d5ddd2a1af62deddd56015282f74fcb299760ee65cf3d4e87f5f5ab1465e2eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling soundchip v0.4.61 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/prelude/sound_chip.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn iter(&mut self, sample_count: usize) -> SoundChipIter {
[INFO] [stdout]     |                 ^^^^^^^^^                          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn iter(&mut self, sample_count: usize) -> SoundChipIter<'_> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "0d5ddd2a1af62deddd56015282f74fcb299760ee65cf3d4e87f5f5ab1465e2eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5ddd2a1af62deddd56015282f74fcb299760ee65cf3d4e87f5f5ab1465e2eb", kill_on_drop: false }`
[INFO] [stdout] 0d5ddd2a1af62deddd56015282f74fcb299760ee65cf3d4e87f5f5ab1465e2eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a674d4a76ff043948e8b8d49dcd74e8d85c85f888f0077f6abb4b492ac0c0212
[INFO] running `Command { std: "docker" "start" "-a" "a674d4a76ff043948e8b8d49dcd74e8d85c85f888f0077f6abb4b492ac0c0212", kill_on_drop: false }`
[INFO] [stderr]    Compiling soundchip v0.4.61 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/prelude/sound_chip.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn iter(&mut self, sample_count: usize) -> SoundChipIter {
[INFO] [stdout]     |                 ^^^^^^^^^                          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn iter(&mut self, sample_count: usize) -> SoundChipIter<'_> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/prelude/sound_chip.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn iter(&mut self, sample_count: usize) -> SoundChipIter {
[INFO] [stdout]     |                 ^^^^^^^^^                          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn iter(&mut self, sample_count: usize) -> SoundChipIter<'_> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "a674d4a76ff043948e8b8d49dcd74e8d85c85f888f0077f6abb4b492ac0c0212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a674d4a76ff043948e8b8d49dcd74e8d85c85f888f0077f6abb4b492ac0c0212", kill_on_drop: false }`
[INFO] [stdout] a674d4a76ff043948e8b8d49dcd74e8d85c85f888f0077f6abb4b492ac0c0212