[INFO] fetching crate downmixer 0.0.5...
[INFO] testing downmixer-0.0.5 against 1.90.0 for beta-1.91-3
[INFO] extracting crate downmixer 0.0.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate downmixer 0.0.5
[INFO] finished tweaking crates.io crate downmixer 0.0.5
[INFO] tweaked toml for crates.io crate downmixer 0.0.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate downmixer 0.0.5 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate downmixer 0.0.5 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sampletypes v0.1.5
[INFO] [stderr]   Downloaded copiablebuf v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8af551b9d58793f5f4b452db74e39d129a4e6c24186932cbd8512e5886872f0
[INFO] running `Command { std: "docker" "start" "-a" "d8af551b9d58793f5f4b452db74e39d129a4e6c24186932cbd8512e5886872f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8af551b9d58793f5f4b452db74e39d129a4e6c24186932cbd8512e5886872f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8af551b9d58793f5f4b452db74e39d129a4e6c24186932cbd8512e5886872f0", kill_on_drop: false }`
[INFO] [stdout] d8af551b9d58793f5f4b452db74e39d129a4e6c24186932cbd8512e5886872f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc90bff12ee2081d63ea03a3af303fbe3fcf6e187a3f660f4206e95512f720dd
[INFO] running `Command { std: "docker" "start" "-a" "dc90bff12ee2081d63ea03a3af303fbe3fcf6e187a3f660f4206e95512f720dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling sampletypes v0.1.5
[INFO] [stderr]    Compiling copiablebuf v0.0.2
[INFO] [stderr]    Compiling downmixer v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "dc90bff12ee2081d63ea03a3af303fbe3fcf6e187a3f660f4206e95512f720dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc90bff12ee2081d63ea03a3af303fbe3fcf6e187a3f660f4206e95512f720dd", kill_on_drop: false }`
[INFO] [stdout] dc90bff12ee2081d63ea03a3af303fbe3fcf6e187a3f660f4206e95512f720dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00acabdbba78d9adecfffbff1697936b286f7535e54a54d9f69f346fc4e30224
[INFO] running `Command { std: "docker" "start" "-a" "00acabdbba78d9adecfffbff1697936b286f7535e54a54d9f69f346fc4e30224", kill_on_drop: false }`
[INFO] [stderr]    Compiling downmixer v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "00acabdbba78d9adecfffbff1697936b286f7535e54a54d9f69f346fc4e30224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00acabdbba78d9adecfffbff1697936b286f7535e54a54d9f69f346fc4e30224", kill_on_drop: false }`
[INFO] [stdout] 00acabdbba78d9adecfffbff1697936b286f7535e54a54d9f69f346fc4e30224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd4b3bcc76f82ad2b57b5b5d3f9c0e4a4eb4730318a03bd017a91df1c5fb42ec
[INFO] running `Command { std: "docker" "start" "-a" "fd4b3bcc76f82ad2b57b5b5d3f9c0e4a4eb4730318a03bd017a91df1c5fb42ec", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/downmixer.rs (/opt/rustwide/target/debug/deps/downmixer-e71c51e777908c95)
[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] [stderr]    Doc-tests downmixer
[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" "fd4b3bcc76f82ad2b57b5b5d3f9c0e4a4eb4730318a03bd017a91df1c5fb42ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4b3bcc76f82ad2b57b5b5d3f9c0e4a4eb4730318a03bd017a91df1c5fb42ec", kill_on_drop: false }`
[INFO] [stdout] fd4b3bcc76f82ad2b57b5b5d3f9c0e4a4eb4730318a03bd017a91df1c5fb42ec