[INFO] cloning repository https://github.com/olegnn/union
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olegnn/union" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8ac7386e99b72ad20878df734d675e5cb3af8a1
[INFO] testing olegnn/union against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/olegnn/union on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olegnn/union
[INFO] finished tweaking git repo https://github.com/olegnn/union
[INFO] tweaked toml for git repo https://github.com/olegnn/union written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/olegnn/union already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.6
[INFO] [stderr]   Downloaded sourcefile v0.1.4
[INFO] [stderr]   Downloaded pin-project v0.4.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.51
[INFO] [stderr]   Downloaded unicase v2.5.1
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.6
[INFO] [stderr]   Downloaded mime v0.3.14
[INFO] [stderr]   Downloaded hyper v0.13.0-alpha.4
[INFO] [stderr]   Downloaded tower-service v0.3.0-alpha.2
[INFO] [stderr]   Downloaded tracing v0.1.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.6
[INFO] [stderr]   Downloaded weedle v0.10.0
[INFO] [stderr]   Downloaded tokio-net v0.2.0-alpha.6
[INFO] [stderr]   Downloaded pin-project-internal v0.4.2
[INFO] [stderr]   Downloaded web-sys v0.3.28
[INFO] [stderr]   Downloaded tower-make v0.3.0-alpha.2a
[INFO] [stderr]   Downloaded bumpalo v2.6.0
[INFO] [stderr]   Downloaded openssl v0.10.25
[INFO] [stderr]   Downloaded schannel v0.1.16
[INFO] [stderr]   Downloaded js-sys v0.3.28
[INFO] [stderr]   Downloaded tracing-attributes v0.1.4
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.51
[INFO] [stderr]   Downloaded h2 v0.2.0-alpha.3
[INFO] [stderr]   Downloaded hyper-tls v0.4.0-alpha.4
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.27
[INFO] [stderr]   Downloaded http-body v0.2.0-alpha.3
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-tls v0.3.0-alpha.6
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.51
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.51
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.6
[INFO] [stderr]   Downloaded synstructure v0.12.1
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.51
[INFO] [stderr]   Downloaded openssl-sys v0.9.51
[INFO] [stderr]   Downloaded reqwest v0.10.0-alpha.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.51
[INFO] [stderr]   Downloaded futures-timer v1.0.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.20
[INFO] [stderr]   Downloaded tracing-core v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d50824af06fdcc1054372d41875e632a31a17a6d7a8f7ce2b2c006e919b8a7d3
[INFO] running `Command { std: "docker" "start" "-a" "d50824af06fdcc1054372d41875e632a31a17a6d7a8f7ce2b2c006e919b8a7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d50824af06fdcc1054372d41875e632a31a17a6d7a8f7ce2b2c006e919b8a7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50824af06fdcc1054372d41875e632a31a17a6d7a8f7ce2b2c006e919b8a7d3", kill_on_drop: false }`
[INFO] [stdout] d50824af06fdcc1054372d41875e632a31a17a6d7a8f7ce2b2c006e919b8a7d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddc04146bdda8d91ecc5139b1e4fc39c6e34e4ac57c44207e397ed4a599f0beb
[INFO] running `Command { std: "docker" "start" "-a" "ddc04146bdda8d91ecc5139b1e4fc39c6e34e4ac57c44207e397ed4a599f0beb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling union_impl v0.1.3 (/opt/rustwide/workdir/union_impl)
[INFO] [stderr]    Compiling union_export v0.1.3 (/opt/rustwide/workdir/union_export)
[INFO] [stderr]    Compiling union v0.1.7 (/opt/rustwide/workdir/union)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.25s
[INFO] running `Command { std: "docker" "inspect" "ddc04146bdda8d91ecc5139b1e4fc39c6e34e4ac57c44207e397ed4a599f0beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc04146bdda8d91ecc5139b1e4fc39c6e34e4ac57c44207e397ed4a599f0beb", kill_on_drop: false }`
[INFO] [stdout] ddc04146bdda8d91ecc5139b1e4fc39c6e34e4ac57c44207e397ed4a599f0beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3617e1098dd00f22ed067eb8746d3a319d12f44cdaa110420929029a5e313c62
[INFO] running `Command { std: "docker" "start" "-a" "3617e1098dd00f22ed067eb8746d3a319d12f44cdaa110420929029a5e313c62", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling pin-project-internal v0.4.2
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling tower-service v0.3.0-alpha.2
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling indexmap v1.2.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling mime v0.3.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.4
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling union_export v0.1.3 (/opt/rustwide/workdir/union_export)
[INFO] [stderr]    Compiling union_impl v0.1.3 (/opt/rustwide/workdir/union_impl)
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling tracing-core v0.1.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr] error: could not compile `synstructure`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name synstructure --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/synstructure-0.12.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=c2845eaa4a090087 -C extra-filename=-c2845eaa4a090087 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-394f57cebe00f132.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0deea3368db79e93.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-c8b318f79984dc39.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-017887619732b3f8.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3617e1098dd00f22ed067eb8746d3a319d12f44cdaa110420929029a5e313c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3617e1098dd00f22ed067eb8746d3a319d12f44cdaa110420929029a5e313c62", kill_on_drop: false }`
[INFO] [stdout] 3617e1098dd00f22ed067eb8746d3a319d12f44cdaa110420929029a5e313c62