[INFO] cloning repository https://github.com/divergentdave/sled-migrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/divergentdave/sled-migrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivergentdave%2Fsled-migrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivergentdave%2Fsled-migrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1936f7ad44cdd12d242f74a981c5d64f31dbf53
[INFO] testing divergentdave/sled-migrate against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivergentdave%2Fsled-migrate" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/divergentdave/sled-migrate on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/divergentdave/sled-migrate
[INFO] finished tweaking git repo https://github.com/divergentdave/sled-migrate
[INFO] tweaked toml for git repo https://github.com/divergentdave/sled-migrate written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/divergentdave/sled-migrate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded sled v0.24.1
[INFO] [stderr]   Downloaded array-init v0.1.1
[INFO] [stderr]   Downloaded hashbrown v0.3.1
[INFO] [stderr]   Downloaded serde_bytes v0.11.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] [stderr]   Downloaded sled v0.32.0
[INFO] [stderr]   Downloaded pagecache v0.19.4
[INFO] [stderr]   Downloaded sled v0.31.0
[INFO] [stderr]   Downloaded sled v0.33.0
[INFO] [stderr]   Downloaded hashbrown v0.2.2
[INFO] [stderr]   Downloaded sled v0.34.4
[INFO] [stderr]   Downloaded pagecache v0.17.0
[INFO] [stderr]   Downloaded sled v0.25.0
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded pagecache v0.18.0
[INFO] [stderr]   Downloaded sled v0.23.0
[INFO] [stderr]   Downloaded sled v0.28.0
[INFO] [stderr]   Downloaded pagecache v0.16.2
[INFO] [stderr]   Downloaded sled v0.29.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2f185341209d8945577eedcd65165e035908e7d05a46a951f1b5c80ee91d0ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2f185341209d8945577eedcd65165e035908e7d05a46a951f1b5c80ee91d0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2f185341209d8945577eedcd65165e035908e7d05a46a951f1b5c80ee91d0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f185341209d8945577eedcd65165e035908e7d05a46a951f1b5c80ee91d0ce", kill_on_drop: false }`
[INFO] [stdout] a2f185341209d8945577eedcd65165e035908e7d05a46a951f1b5c80ee91d0ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e33eeb5fb824f7812f04ef0c33864c3764ae825d5f0302a1ecdd6240a216b1c9
[INFO] running `Command { std: "docker" "start" "-a" "e33eeb5fb824f7812f04ef0c33864c3764ae825d5f0302a1ecdd6240a216b1c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling historian v4.0.3
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling array-init v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling sled v0.30.3
[INFO] [stderr]    Compiling sled v0.31.0
[INFO] [stderr]    Compiling sled v0.33.0
[INFO] [stderr]    Compiling sled v0.34.4
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.49
[INFO] [stderr]    Compiling sled v0.32.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr] error: could not compile `sled`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name sled --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sled-0.30.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="no_metrics"' -C metadata=2d840fc0342d5ec3 -C extra-filename=-2d840fc0342d5ec3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crc32fast=/opt/rustwide/target/debug/deps/libcrc32fast-52db5a2fb6e5927b.rmeta --extern crossbeam_epoch=/opt/rustwide/target/debug/deps/libcrossbeam_epoch-e7f1d8b34a377eba.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-826d7e11296878e6.rmeta --extern fs2=/opt/rustwide/target/debug/deps/libfs2-98ae2239533520fa.rmeta --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-9601bd1f04315db6.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-d7bd113b9466b080.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-b8afdaab1dba77fa.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-7f52b017d0200a68.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" "e33eeb5fb824f7812f04ef0c33864c3764ae825d5f0302a1ecdd6240a216b1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33eeb5fb824f7812f04ef0c33864c3764ae825d5f0302a1ecdd6240a216b1c9", kill_on_drop: false }`
[INFO] [stdout] e33eeb5fb824f7812f04ef0c33864c3764ae825d5f0302a1ecdd6240a216b1c9