[INFO] fetching crate overlord 0.2.1...
[INFO] testing overlord-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate overlord 0.2.1 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate overlord 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-26/source/rust-toolchain
[INFO] started tweaking crates.io crate overlord 0.2.1
[INFO] finished tweaking crates.io crate overlord 0.2.1
[INFO] tweaked toml for crates.io crate overlord 0.2.1 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate overlord 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 362f949dccbfc261f4027337565be7a27942759861d837d92d2341f88abcfb1b
[INFO] running `Command { std: "docker" "start" "-a" "362f949dccbfc261f4027337565be7a27942759861d837d92d2341f88abcfb1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "362f949dccbfc261f4027337565be7a27942759861d837d92d2341f88abcfb1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362f949dccbfc261f4027337565be7a27942759861d837d92d2341f88abcfb1b", kill_on_drop: false }`
[INFO] [stdout] 362f949dccbfc261f4027337565be7a27942759861d837d92d2341f88abcfb1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2dbabb03e57828af0da4470a856e1fb51e8a4a0138e1f2b0f2b7218b04280f8
[INFO] running `Command { std: "docker" "start" "-a" "a2dbabb03e57828af0da4470a856e1fb51e8a4a0138e1f2b0f2b7218b04280f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling dyn-clone v1.0.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling rlp v0.4.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling creep v0.2.2
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling libmath v0.1.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling prime_tools v0.2.2
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.49
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling derive_more v0.99.8
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling rustracing v0.4.0
[INFO] [stderr]    Compiling thrift_codec v0.1.1
[INFO] [stderr]    Compiling rustracing_jaeger v0.4.1
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling muta-apm-derive v0.1.0-alpha.12
[INFO] [stderr]    Compiling muta-apm v0.1.0-alpha.15
[INFO] [stdout] error: cannot determine resolution for the attribute macro `derive`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/muta-apm-0.1.0-alpha.15/src/lib.rs:52:3
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[derive(Default)]
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `muta-apm` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a2dbabb03e57828af0da4470a856e1fb51e8a4a0138e1f2b0f2b7218b04280f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2dbabb03e57828af0da4470a856e1fb51e8a4a0138e1f2b0f2b7218b04280f8", kill_on_drop: false }`
[INFO] [stdout] a2dbabb03e57828af0da4470a856e1fb51e8a4a0138e1f2b0f2b7218b04280f8