[INFO] fetching crate mulligan 0.3.0...
[INFO] testing mulligan-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate mulligan 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mulligan 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mulligan 0.3.0
[INFO] tweaked toml for crates.io crate mulligan 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mulligan 0.3.0 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] crate crates.io crate mulligan 0.3.0 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 975f65fd022c9f2c87c9f8d2306c1c02efa8d2f30418564815edbb57fc100425
[INFO] running `Command { std: "docker" "start" "-a" "975f65fd022c9f2c87c9f8d2306c1c02efa8d2f30418564815edbb57fc100425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "975f65fd022c9f2c87c9f8d2306c1c02efa8d2f30418564815edbb57fc100425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975f65fd022c9f2c87c9f8d2306c1c02efa8d2f30418564815edbb57fc100425", kill_on_drop: false }`
[INFO] [stdout] 975f65fd022c9f2c87c9f8d2306c1c02efa8d2f30418564815edbb57fc100425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8143a111aecf07453cf90c7b8edaf649855b79546361c6f782c746994f795510
[INFO] running `Command { std: "docker" "start" "-a" "8143a111aecf07453cf90c7b8edaf649855b79546361c6f782c746994f795510", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mulligan v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "8143a111aecf07453cf90c7b8edaf649855b79546361c6f782c746994f795510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8143a111aecf07453cf90c7b8edaf649855b79546361c6f782c746994f795510", kill_on_drop: false }`
[INFO] [stdout] 8143a111aecf07453cf90c7b8edaf649855b79546361c6f782c746994f795510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 25e46f6d00b6f467d2574f07aebc9719823a21dfbe1e46e0e2ca6032a0e6d9ec
[INFO] running `Command { std: "docker" "start" "-a" "25e46f6d00b6f467d2574f07aebc9719823a21dfbe1e46e0e2ca6032a0e6d9ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mulligan v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.33s
[INFO] running `Command { std: "docker" "inspect" "25e46f6d00b6f467d2574f07aebc9719823a21dfbe1e46e0e2ca6032a0e6d9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e46f6d00b6f467d2574f07aebc9719823a21dfbe1e46e0e2ca6032a0e6d9ec", kill_on_drop: false }`
[INFO] [stdout] 25e46f6d00b6f467d2574f07aebc9719823a21dfbe1e46e0e2ca6032a0e6d9ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8ccd222ed88c86c11d6735717ef3fc21e5dc3bc81e4dcdd6640030970ef1cb24
[INFO] running `Command { std: "docker" "start" "-a" "8ccd222ed88c86c11d6735717ef3fc21e5dc3bc81e4dcdd6640030970ef1cb24", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mulligan-f0367a64ad4a12eb)
[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" "8ccd222ed88c86c11d6735717ef3fc21e5dc3bc81e4dcdd6640030970ef1cb24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ccd222ed88c86c11d6735717ef3fc21e5dc3bc81e4dcdd6640030970ef1cb24", kill_on_drop: false }`
[INFO] [stdout] 8ccd222ed88c86c11d6735717ef3fc21e5dc3bc81e4dcdd6640030970ef1cb24