[INFO] fetching crate print-target-feature 0.1.0...
[INFO] testing print-target-feature-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate print-target-feature 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate print-target-feature 0.1.0
[INFO] finished tweaking crates.io crate print-target-feature 0.1.0
[INFO] tweaked toml for crates.io crate print-target-feature 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate print-target-feature 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5467d72b728fcb575c950ea127acdc1efbfb1dba3a24ff7b4726735b44bb8e63
[INFO] running `Command { std: "docker" "start" "-a" "5467d72b728fcb575c950ea127acdc1efbfb1dba3a24ff7b4726735b44bb8e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5467d72b728fcb575c950ea127acdc1efbfb1dba3a24ff7b4726735b44bb8e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5467d72b728fcb575c950ea127acdc1efbfb1dba3a24ff7b4726735b44bb8e63", kill_on_drop: false }`
[INFO] [stdout] 5467d72b728fcb575c950ea127acdc1efbfb1dba3a24ff7b4726735b44bb8e63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 68c3c154e62795f4b8f1773e32b5c4bf686b1a7e74886a91aff7cca5ebb5d61b
[INFO] running `Command { std: "docker" "start" "-a" "68c3c154e62795f4b8f1773e32b5c4bf686b1a7e74886a91aff7cca5ebb5d61b", kill_on_drop: false }`
[INFO] [stderr]    Compiling print-target-feature v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `print-target-feature v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/print-target-feature-c1664501c44d7c6e/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE="fxsr,sse,sse2,x87"
[INFO] running `Command { std: "docker" "inspect" "68c3c154e62795f4b8f1773e32b5c4bf686b1a7e74886a91aff7cca5ebb5d61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c3c154e62795f4b8f1773e32b5c4bf686b1a7e74886a91aff7cca5ebb5d61b", kill_on_drop: false }`
[INFO] [stdout] 68c3c154e62795f4b8f1773e32b5c4bf686b1a7e74886a91aff7cca5ebb5d61b