[INFO] fetching crate cargo-muttest 0.0.0-reserved...
[INFO] testing cargo-muttest-0.0.0-reserved against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate cargo-muttest 0.0.0-reserved into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate cargo-muttest 0.0.0-reserved
[INFO] finished tweaking crates.io crate cargo-muttest 0.0.0-reserved
[INFO] tweaked toml for crates.io crate cargo-muttest 0.0.0-reserved written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-muttest 0.0.0-reserved on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cargo-muttest 0.0.0-reserved 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d60dd3f9fd96042c97606f981ae6c66f5e7c4a41cacf18e0282b5ecb0524e47
[INFO] running `Command { std: "docker" "start" "-a" "0d60dd3f9fd96042c97606f981ae6c66f5e7c4a41cacf18e0282b5ecb0524e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d60dd3f9fd96042c97606f981ae6c66f5e7c4a41cacf18e0282b5ecb0524e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d60dd3f9fd96042c97606f981ae6c66f5e7c4a41cacf18e0282b5ecb0524e47", kill_on_drop: false }`
[INFO] [stdout] 0d60dd3f9fd96042c97606f981ae6c66f5e7c4a41cacf18e0282b5ecb0524e47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 09c54d027b543144b9bafa56dc5d25a66bef2e713ef373c171e45e454908bb63
[INFO] running `Command { std: "docker" "start" "-a" "09c54d027b543144b9bafa56dc5d25a66bef2e713ef373c171e45e454908bb63", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-muttest v0.0.0-reserved (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "09c54d027b543144b9bafa56dc5d25a66bef2e713ef373c171e45e454908bb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c54d027b543144b9bafa56dc5d25a66bef2e713ef373c171e45e454908bb63", kill_on_drop: false }`
[INFO] [stdout] 09c54d027b543144b9bafa56dc5d25a66bef2e713ef373c171e45e454908bb63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ecb84ff787eb39b6ddd8de1f74bceeefa97afd453fb85d2ea339008253793e56
[INFO] running `Command { std: "docker" "start" "-a" "ecb84ff787eb39b6ddd8de1f74bceeefa97afd453fb85d2ea339008253793e56", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `Command { std: "docker" "inspect" "ecb84ff787eb39b6ddd8de1f74bceeefa97afd453fb85d2ea339008253793e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb84ff787eb39b6ddd8de1f74bceeefa97afd453fb85d2ea339008253793e56", kill_on_drop: false }`
[INFO] [stdout] ecb84ff787eb39b6ddd8de1f74bceeefa97afd453fb85d2ea339008253793e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8ececee3a372d99d28e2e1b3175dab2b6c0f15bf636ad5156dcf996a4b88a500
[INFO] running `Command { std: "docker" "start" "-a" "8ececee3a372d99d28e2e1b3175dab2b6c0f15bf636ad5156dcf996a4b88a500", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `Command { std: "docker" "inspect" "8ececee3a372d99d28e2e1b3175dab2b6c0f15bf636ad5156dcf996a4b88a500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ececee3a372d99d28e2e1b3175dab2b6c0f15bf636ad5156dcf996a4b88a500", kill_on_drop: false }`
[INFO] [stdout] 8ececee3a372d99d28e2e1b3175dab2b6c0f15bf636ad5156dcf996a4b88a500