[INFO] fetching crate sampsyn 0.1.2...
[INFO] testing sampsyn-0.1.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate sampsyn 0.1.2 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate sampsyn 0.1.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sampsyn 0.1.2
[INFO] finished tweaking crates.io crate sampsyn 0.1.2
[INFO] tweaked toml for crates.io crate sampsyn 0.1.2 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate crates.io crate sampsyn 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 sdl2 v0.34.5
[INFO] [stderr]   Downloaded sdl2-sys v0.34.5
[INFO] [stderr]   Downloaded simpleio v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9fb6671cfaabd6bf350520c1408143f5604e5dfff8576a985d6f4f4f3fa3f37
[INFO] running `Command { std: "docker" "start" "-a" "b9fb6671cfaabd6bf350520c1408143f5604e5dfff8576a985d6f4f4f3fa3f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9fb6671cfaabd6bf350520c1408143f5604e5dfff8576a985d6f4f4f3fa3f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fb6671cfaabd6bf350520c1408143f5604e5dfff8576a985d6f4f4f3fa3f37", kill_on_drop: false }`
[INFO] [stdout] b9fb6671cfaabd6bf350520c1408143f5604e5dfff8576a985d6f4f4f3fa3f37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aec7c28eeb4333080d8feffeeb3f9903a9868e72b1df93f29c1505c54b0dc8ac
[INFO] running `Command { std: "docker" "start" "-a" "aec7c28eeb4333080d8feffeeb3f9903a9868e72b1df93f29c1505c54b0dc8ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling simpleio v0.1.2
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling sampsyn v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `hz`
[INFO] [stdout]   --> src/bin.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let hz = 130.81; // 130.81 = c3, 261.63 = c4, 523.25 = c5
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_hz`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.04s
[INFO] running `Command { std: "docker" "inspect" "aec7c28eeb4333080d8feffeeb3f9903a9868e72b1df93f29c1505c54b0dc8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec7c28eeb4333080d8feffeeb3f9903a9868e72b1df93f29c1505c54b0dc8ac", kill_on_drop: false }`
[INFO] [stdout] aec7c28eeb4333080d8feffeeb3f9903a9868e72b1df93f29c1505c54b0dc8ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60a8049778816dce7a8f8f14e1ec11ee503414a4dbb592f97077f09c43f5cf7e
[INFO] running `Command { std: "docker" "start" "-a" "60a8049778816dce7a8f8f14e1ec11ee503414a4dbb592f97077f09c43f5cf7e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sampsyn v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `hz`
[INFO] [stdout]   --> src/bin.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let hz = 130.81; // 130.81 = c3, 261.63 = c4, 523.25 = c5
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_hz`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "60a8049778816dce7a8f8f14e1ec11ee503414a4dbb592f97077f09c43f5cf7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a8049778816dce7a8f8f14e1ec11ee503414a4dbb592f97077f09c43f5cf7e", kill_on_drop: false }`
[INFO] [stdout] 60a8049778816dce7a8f8f14e1ec11ee503414a4dbb592f97077f09c43f5cf7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bd979e543f93792e4fd8882606b42d6212f7f71aac3813667f3680055a0357a
[INFO] running `Command { std: "docker" "start" "-a" "2bd979e543f93792e4fd8882606b42d6212f7f71aac3813667f3680055a0357a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `hz`
[INFO] [stderr]   --> src/bin.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let hz = 130.81; // 130.81 = c3, 261.63 = c4, 523.25 = c5
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_hz`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sampsyn` (bin "testbin" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sampsyn-3ec04abd2a45bcc7)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/testbin-cfc92ce139a1da02)
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sampsyn
[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] [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" "2bd979e543f93792e4fd8882606b42d6212f7f71aac3813667f3680055a0357a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd979e543f93792e4fd8882606b42d6212f7f71aac3813667f3680055a0357a", kill_on_drop: false }`
[INFO] [stdout] 2bd979e543f93792e4fd8882606b42d6212f7f71aac3813667f3680055a0357a