[INFO] fetching crate reflect 0.0.8...
[INFO] testing reflect-0.0.8 against 1.49.0 for beta-1.50-1
[INFO] extracting crate reflect 0.0.8 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate reflect 0.0.8 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reflect 0.0.8
[INFO] finished tweaking crates.io crate reflect 0.0.8
[INFO] tweaked toml for crates.io crate reflect 0.0.8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9a22d649767d40e0029ea3c3e7dc1a2773b640a5656b3fbea0ba193520b3824
[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" "d9a22d649767d40e0029ea3c3e7dc1a2773b640a5656b3fbea0ba193520b3824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9a22d649767d40e0029ea3c3e7dc1a2773b640a5656b3fbea0ba193520b3824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a22d649767d40e0029ea3c3e7dc1a2773b640a5656b3fbea0ba193520b3824", kill_on_drop: false }`
[INFO] [stdout] d9a22d649767d40e0029ea3c3e7dc1a2773b640a5656b3fbea0ba193520b3824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b178d1810d4cc08b2cd9b9490fc5da8e06b2605a8a3b27fbbeeb0df4e2e96f49
[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" "b178d1810d4cc08b2cd9b9490fc5da8e06b2605a8a3b27fbbeeb0df4e2e96f49", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling reflect-internal v0.0.8
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling reflect v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.46s
[INFO] running `Command { std: "docker" "inspect" "b178d1810d4cc08b2cd9b9490fc5da8e06b2605a8a3b27fbbeeb0df4e2e96f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b178d1810d4cc08b2cd9b9490fc5da8e06b2605a8a3b27fbbeeb0df4e2e96f49", kill_on_drop: false }`
[INFO] [stdout] b178d1810d4cc08b2cd9b9490fc5da8e06b2605a8a3b27fbbeeb0df4e2e96f49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 888e4c14f85123a8746d5851edf61b1a60fd64a3d45628fec5c30bc5cdc6a595
[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" "888e4c14f85123a8746d5851edf61b1a60fd64a3d45628fec5c30bc5cdc6a595", kill_on_drop: false }`
[INFO] [stderr]    Compiling reflect v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `reflect`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name reflect --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=48ba3a41c83d7a42 -C extra-filename=-48ba3a41c83d7a42 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-f65c3b33174b94ed.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-b8449736663a1660.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-4ff43fa145cc0264.rlib --extern ref_cast=/opt/rustwide/target/debug/deps/libref_cast-574cd7197799b2dc.rlib --extern reflect_internal=/opt/rustwide/target/debug/deps/libreflect_internal-2da7efbaf384e669.so --extern syn=/opt/rustwide/target/debug/deps/libsyn-ae5283d25116b509.rlib --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" "888e4c14f85123a8746d5851edf61b1a60fd64a3d45628fec5c30bc5cdc6a595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888e4c14f85123a8746d5851edf61b1a60fd64a3d45628fec5c30bc5cdc6a595", kill_on_drop: false }`
[INFO] [stdout] 888e4c14f85123a8746d5851edf61b1a60fd64a3d45628fec5c30bc5cdc6a595