[INFO] fetching crate backdrop 0.1.11...
[INFO] testing backdrop-0.1.11 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate backdrop 0.1.11 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate backdrop 0.1.11
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate backdrop 0.1.11
[INFO] tweaked toml for crates.io crate backdrop 0.1.11 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate backdrop 0.1.11 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 backdrop 0.1.11 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rkyv_derive v0.7.40
[INFO] [stderr]   Downloaded bytecheck_derive v0.7.0
[INFO] [stderr]   Downloaded bytecheck v0.7.0
[INFO] [stderr]   Downloaded rkyv v0.7.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 81976833e210cc71ce03f57030381f2e3a05713f327e13083a2ab6c5ff7c664e
[INFO] running `Command { std: "docker" "start" "-a" "81976833e210cc71ce03f57030381f2e3a05713f327e13083a2ab6c5ff7c664e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81976833e210cc71ce03f57030381f2e3a05713f327e13083a2ab6c5ff7c664e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81976833e210cc71ce03f57030381f2e3a05713f327e13083a2ab6c5ff7c664e", kill_on_drop: false }`
[INFO] [stdout] 81976833e210cc71ce03f57030381f2e3a05713f327e13083a2ab6c5ff7c664e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6398387f14adac7a2fe663365aa2aea75fc22da3240da5700a145e13eccad954
[INFO] running `Command { std: "docker" "start" "-a" "6398387f14adac7a2fe663365aa2aea75fc22da3240da5700a145e13eccad954", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling backdrop v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "6398387f14adac7a2fe663365aa2aea75fc22da3240da5700a145e13eccad954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6398387f14adac7a2fe663365aa2aea75fc22da3240da5700a145e13eccad954", kill_on_drop: false }`
[INFO] [stdout] 6398387f14adac7a2fe663365aa2aea75fc22da3240da5700a145e13eccad954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 18979df1c1d2b90f4cd61ce651092f66bc3992206dd1a69e503838f6fb48a796
[INFO] running `Command { std: "docker" "start" "-a" "18979df1c1d2b90f4cd61ce651092f66bc3992206dd1a69e503838f6fb48a796", kill_on_drop: false }`
[INFO] [stderr]    Compiling backdrop v0.1.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "18979df1c1d2b90f4cd61ce651092f66bc3992206dd1a69e503838f6fb48a796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18979df1c1d2b90f4cd61ce651092f66bc3992206dd1a69e503838f6fb48a796", kill_on_drop: false }`
[INFO] [stdout] 18979df1c1d2b90f4cd61ce651092f66bc3992206dd1a69e503838f6fb48a796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 383a9ff59dd1dbc97a6b94c00a604bbe513b9a66bcef0eb0bc7e1670b77b268e
[INFO] running `Command { std: "docker" "start" "-a" "383a9ff59dd1dbc97a6b94c00a604bbe513b9a66bcef0eb0bc7e1670b77b268e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/backdrop-9b677d539fb760e8)
[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" "383a9ff59dd1dbc97a6b94c00a604bbe513b9a66bcef0eb0bc7e1670b77b268e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383a9ff59dd1dbc97a6b94c00a604bbe513b9a66bcef0eb0bc7e1670b77b268e", kill_on_drop: false }`
[INFO] [stdout] 383a9ff59dd1dbc97a6b94c00a604bbe513b9a66bcef0eb0bc7e1670b77b268e