[INFO] fetching crate rants 0.5.0...
[INFO] testing rants-0.5.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate rants 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rants 0.5.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rants 0.5.0
[INFO] finished tweaking crates.io crate rants 0.5.0
[INFO] tweaked toml for crates.io crate rants 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-native-tls v0.1.0
[INFO] [stderr]   Downloaded hostname v0.2.0
[INFO] [stderr]   Downloaded tokio-util v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", 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] 6bdc5693145b889db6fa09b886a8e090a180b404f4b04750fdf516a9e52f07db
[INFO] running `Command { std: "docker" "start" "-a" "6bdc5693145b889db6fa09b886a8e090a180b404f4b04750fdf516a9e52f07db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bdc5693145b889db6fa09b886a8e090a180b404f4b04750fdf516a9e52f07db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bdc5693145b889db6fa09b886a8e090a180b404f4b04750fdf516a9e52f07db", kill_on_drop: false }`
[INFO] [stdout] 6bdc5693145b889db6fa09b886a8e090a180b404f4b04750fdf516a9e52f07db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3720ab42c987d4634da6080cbdf9d433bb42901f1cbcf456d442549a586ebd3c
[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" "3720ab42c987d4634da6080cbdf9d433bb42901f1cbcf456d442549a586ebd3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling rants v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.02s
[INFO] running `Command { std: "docker" "inspect" "3720ab42c987d4634da6080cbdf9d433bb42901f1cbcf456d442549a586ebd3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3720ab42c987d4634da6080cbdf9d433bb42901f1cbcf456d442549a586ebd3c", kill_on_drop: false }`
[INFO] [stdout] 3720ab42c987d4634da6080cbdf9d433bb42901f1cbcf456d442549a586ebd3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65f37a5f404eff7ee71a340d47fe4363ae89f5aba07cbf7e7d4612f7b3473a5c
[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" "65f37a5f404eff7ee71a340d47fe4363ae89f5aba07cbf7e7d4612f7b3473a5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling hostname v0.2.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling rants v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `rants`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rants --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=99104b3a5fc7ba08 -C extra-filename=-99104b3a5fc7ba08 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-e9809c8e462b433a.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-106833422c3986f0.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-6e5f3d73f5683080.rlib --extern hostname=/opt/rustwide/target/debug/deps/libhostname-60a85ab807294001.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-062ec20cca67060d.rlib --extern nom=/opt/rustwide/target/debug/deps/libnom-9dee50637cf41abb.rlib --extern owning_ref=/opt/rustwide/target/debug/deps/libowning_ref-53858d4f13de0e65.rlib --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-da9eea795c64cced.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-273227218bf18930.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-55e3d326a7baaa65.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-f4d8eef92701d7a7.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-878e65b3d136351e.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-380c7fcbdf8183ed.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-2a3d14f22155c6bc.rlib --cap-lints=forbid` (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" "65f37a5f404eff7ee71a340d47fe4363ae89f5aba07cbf7e7d4612f7b3473a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f37a5f404eff7ee71a340d47fe4363ae89f5aba07cbf7e7d4612f7b3473a5c", kill_on_drop: false }`
[INFO] [stdout] 65f37a5f404eff7ee71a340d47fe4363ae89f5aba07cbf7e7d4612f7b3473a5c