[INFO] cloning repository https://github.com/rjwebb/rust-sine-synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rjwebb/rust-sine-synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjwebb%2Frust-sine-synth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjwebb%2Frust-sine-synth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eab08e1fe0e84071520660e60d0f3df4327d29d5
[INFO] testing rjwebb/rust-sine-synth against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjwebb%2Frust-sine-synth" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rjwebb/rust-sine-synth on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rjwebb/rust-sine-synth
[INFO] finished tweaking git repo https://github.com/rjwebb/rust-sine-synth
[INFO] tweaked toml for git repo https://github.com/rjwebb/rust-sine-synth written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/rjwebb/rust-sine-synth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.1.39
[INFO] [stderr]   Downloaded sdl2-sys v0.30.0
[INFO] [stderr]   Downloaded sdl2 v0.30.0
[INFO] [stderr]   Downloaded num v0.1.39
[INFO] [stderr]   Downloaded libloading v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 535238312b0a9ffbb401924f66aeff6346adcaf3c29f87a176673ce01553677d
[INFO] running `Command { std: "docker" "start" "-a" "535238312b0a9ffbb401924f66aeff6346adcaf3c29f87a176673ce01553677d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "535238312b0a9ffbb401924f66aeff6346adcaf3c29f87a176673ce01553677d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "535238312b0a9ffbb401924f66aeff6346adcaf3c29f87a176673ce01553677d", kill_on_drop: false }`
[INFO] [stdout] 535238312b0a9ffbb401924f66aeff6346adcaf3c29f87a176673ce01553677d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f45cee85457a6f7efaa87da8d6d083c2393a758d5d361dfb3b6e10d14279eb8f
[INFO] running `Command { std: "docker" "start" "-a" "f45cee85457a6f7efaa87da8d6d083c2393a758d5d361dfb3b6e10d14279eb8f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.1.39
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling libloading v0.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num v0.1.39
[INFO] [stderr]    Compiling vst2 v0.0.1 (https://github.com/rust-dsp/rust-vst#b22b488f)
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stderr]    Compiling cool_sine_synth v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:237:45
[INFO] [stdout]     |
[INFO] [stdout] 237 |     fn get_editor(&mut self) -> Option<&mut Editor> {
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Editor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `Command { std: "docker" "inspect" "f45cee85457a6f7efaa87da8d6d083c2393a758d5d361dfb3b6e10d14279eb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45cee85457a6f7efaa87da8d6d083c2393a758d5d361dfb3b6e10d14279eb8f", kill_on_drop: false }`
[INFO] [stdout] f45cee85457a6f7efaa87da8d6d083c2393a758d5d361dfb3b6e10d14279eb8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e5e38fcd33cd2496cc1412d9751c0a0d88f720e69185a0663a7c5c75c7d0345
[INFO] running `Command { std: "docker" "start" "-a" "9e5e38fcd33cd2496cc1412d9751c0a0d88f720e69185a0663a7c5c75c7d0345", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cool_sine_synth v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:237:45
[INFO] [stdout]     |
[INFO] [stdout] 237 |     fn get_editor(&mut self) -> Option<&mut Editor> {
[INFO] [stdout]     |                                             ^^^^^^ help: use `dyn`: `dyn Editor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9e5e38fcd33cd2496cc1412d9751c0a0d88f720e69185a0663a7c5c75c7d0345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5e38fcd33cd2496cc1412d9751c0a0d88f720e69185a0663a7c5c75c7d0345", kill_on_drop: false }`
[INFO] [stdout] 9e5e38fcd33cd2496cc1412d9751c0a0d88f720e69185a0663a7c5c75c7d0345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34bbc6b8470784c40eada631d6fcfd0bff79af913322a5af652dbc55f8b33799
[INFO] running `Command { std: "docker" "start" "-a" "34bbc6b8470784c40eada631d6fcfd0bff79af913322a5af652dbc55f8b33799", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:237:45
[INFO] [stderr]     |
[INFO] [stderr] 237 |     fn get_editor(&mut self) -> Option<&mut Editor> {
[INFO] [stderr]     |                                             ^^^^^^ help: use `dyn`: `dyn Editor`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `cool_sine_synth` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sine_synth-716209ef7dab6368)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34bbc6b8470784c40eada631d6fcfd0bff79af913322a5af652dbc55f8b33799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34bbc6b8470784c40eada631d6fcfd0bff79af913322a5af652dbc55f8b33799", kill_on_drop: false }`
[INFO] [stdout] 34bbc6b8470784c40eada631d6fcfd0bff79af913322a5af652dbc55f8b33799