[INFO] fetching crate midia 0.1.1...
[INFO] building midia-0.1.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate midia 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate midia 0.1.1
[INFO] finished tweaking crates.io crate midia 0.1.1
[INFO] tweaked toml for crates.io crate midia 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate midia 0.1.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate midia 0.1.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa7dac54fea563316e4b86fa34cf2370d38c0f6a45e22fd534bcb9f90e21416b
[INFO] running `Command { std: "docker" "start" "-a" "aa7dac54fea563316e4b86fa34cf2370d38c0f6a45e22fd534bcb9f90e21416b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa7dac54fea563316e4b86fa34cf2370d38c0f6a45e22fd534bcb9f90e21416b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7dac54fea563316e4b86fa34cf2370d38c0f6a45e22fd534bcb9f90e21416b", kill_on_drop: false }`
[INFO] [stdout] aa7dac54fea563316e4b86fa34cf2370d38c0f6a45e22fd534bcb9f90e21416b
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a7e3ca2bb68cf79638726328c50a61a24eb2cd2e6f86ca86a4c2cfdb28e9552
[INFO] running `Command { std: "docker" "start" "-a" "6a7e3ca2bb68cf79638726328c50a61a24eb2cd2e6f86ca86a4c2cfdb28e9552", kill_on_drop: false }`
[INFO] [stderr]    Compiling midia v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "6a7e3ca2bb68cf79638726328c50a61a24eb2cd2e6f86ca86a4c2cfdb28e9552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7e3ca2bb68cf79638726328c50a61a24eb2cd2e6f86ca86a4c2cfdb28e9552", kill_on_drop: false }`
[INFO] [stdout] 6a7e3ca2bb68cf79638726328c50a61a24eb2cd2e6f86ca86a4c2cfdb28e9552
[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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ee196a41bfdb32504be43e1920906e62a0ef6cf557af93ebe9ab016b4caaab3
[INFO] running `Command { std: "docker" "start" "-a" "1ee196a41bfdb32504be43e1920906e62a0ef6cf557af93ebe9ab016b4caaab3", kill_on_drop: false }`
[INFO] [stderr]    Compiling midia v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "1ee196a41bfdb32504be43e1920906e62a0ef6cf557af93ebe9ab016b4caaab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee196a41bfdb32504be43e1920906e62a0ef6cf557af93ebe9ab016b4caaab3", kill_on_drop: false }`
[INFO] [stdout] 1ee196a41bfdb32504be43e1920906e62a0ef6cf557af93ebe9ab016b4caaab3