[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjwebb%2Frust-sine-synth" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rjwebb/rust-sine-synth on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81f6d03e66cbc9dcdfa103d078352e4dda1f718dbfaedbe7108f8f238c5bd7a8
[INFO] running `Command { std: "docker" "start" "-a" "81f6d03e66cbc9dcdfa103d078352e4dda1f718dbfaedbe7108f8f238c5bd7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81f6d03e66cbc9dcdfa103d078352e4dda1f718dbfaedbe7108f8f238c5bd7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f6d03e66cbc9dcdfa103d078352e4dda1f718dbfaedbe7108f8f238c5bd7a8", kill_on_drop: false }`
[INFO] [stdout] 81f6d03e66cbc9dcdfa103d078352e4dda1f718dbfaedbe7108f8f238c5bd7a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b82aaadc63a597fda7dfb7bd036ac817653e5690c8817a3fcf286d702684361c
[INFO] running `Command { std: "docker" "start" "-a" "b82aaadc63a597fda7dfb7bd036ac817653e5690c8817a3fcf286d702684361c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.39
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling libloading v0.4.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling log v0.3.8
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 4.70s
[INFO] running `Command { std: "docker" "inspect" "b82aaadc63a597fda7dfb7bd036ac817653e5690c8817a3fcf286d702684361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82aaadc63a597fda7dfb7bd036ac817653e5690c8817a3fcf286d702684361c", kill_on_drop: false }`
[INFO] [stdout] b82aaadc63a597fda7dfb7bd036ac817653e5690c8817a3fcf286d702684361c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0a36f6199048abe4e2fd7d20203b0728bac4e2539efcd01db150801a8489318
[INFO] running `Command { std: "docker" "start" "-a" "f0a36f6199048abe4e2fd7d20203b0728bac4e2539efcd01db150801a8489318", 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 1.04s
[INFO] running `Command { std: "docker" "inspect" "f0a36f6199048abe4e2fd7d20203b0728bac4e2539efcd01db150801a8489318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a36f6199048abe4e2fd7d20203b0728bac4e2539efcd01db150801a8489318", kill_on_drop: false }`
[INFO] [stdout] f0a36f6199048abe4e2fd7d20203b0728bac4e2539efcd01db150801a8489318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 307961e817835daf1ff9872691025618dc2b1eeb5ddc657dd0b7fe966956b95b
[INFO] running `Command { std: "docker" "start" "-a" "307961e817835daf1ff9872691025618dc2b1eeb5ddc657dd0b7fe966956b95b", 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sine_synth-47b66c9483485ede)
[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" "307961e817835daf1ff9872691025618dc2b1eeb5ddc657dd0b7fe966956b95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "307961e817835daf1ff9872691025618dc2b1eeb5ddc657dd0b7fe966956b95b", kill_on_drop: false }`
[INFO] [stdout] 307961e817835daf1ff9872691025618dc2b1eeb5ddc657dd0b7fe966956b95b