[INFO] fetching crate toio 0.1.4...
[INFO] testing toio-0.1.4 against try#61cd42370816fd135c0f3b9debf2f5dfcf194594 for pr-98839
[INFO] extracting crate toio 0.1.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate toio 0.1.4 on toolchain 61cd42370816fd135c0f3b9debf2f5dfcf194594
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate toio 0.1.4
[INFO] finished tweaking crates.io crate toio 0.1.4
[INFO] tweaked toml for crates.io crate toio 0.1.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate toio 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "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] 7ee129c7579c14de118e3f138b65b18762a11c317139cdc4c6d031851e77730f
[INFO] running `Command { std: "docker" "start" "-a" "7ee129c7579c14de118e3f138b65b18762a11c317139cdc4c6d031851e77730f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ee129c7579c14de118e3f138b65b18762a11c317139cdc4c6d031851e77730f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee129c7579c14de118e3f138b65b18762a11c317139cdc4c6d031851e77730f", kill_on_drop: false }`
[INFO] [stdout] 7ee129c7579c14de118e3f138b65b18762a11c317139cdc4c6d031851e77730f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58bcc9c0aa120cf2b0cc0942ed97c668620ad66a3a1990092349eadedb20808d
[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" "58bcc9c0aa120cf2b0cc0942ed97c668620ad66a3a1990092349eadedb20808d", 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 memchr v2.3.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling hex-literal v0.2.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling pin-project v0.4.20
[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 toio v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "58bcc9c0aa120cf2b0cc0942ed97c668620ad66a3a1990092349eadedb20808d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58bcc9c0aa120cf2b0cc0942ed97c668620ad66a3a1990092349eadedb20808d", kill_on_drop: false }`
[INFO] [stdout] 58bcc9c0aa120cf2b0cc0942ed97c668620ad66a3a1990092349eadedb20808d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "test" "--frozen" "--no-run" "--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] 97fc42e827daf6f5823a12fb7e2c40c3135303a0644ceac602faa6d3fc96cf3e
[INFO] running `Command { std: "docker" "start" "-a" "97fc42e827daf6f5823a12fb7e2c40c3135303a0644ceac602faa6d3fc96cf3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling toio v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `toio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name light --edition=2018 examples/light.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=158495a93955cb2b -C extra-filename=-158495a93955cb2b --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-ed7e507a602f7829.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-c25d8e0b0962afd3.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-f0013ab538e5b627.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1cdd3e64c7c6a1ff.rlib --extern derive_new=/opt/rustwide/target/debug/deps/libderive_new-2e5f97b9d919745f.so --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-03c7fe693c2a8c7e.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-5392845cd77c206b.rlib --extern hex_literal=/opt/rustwide/target/debug/deps/libhex_literal-48ab45ffd483cd81.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-564705816ac1f29a.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-47a290b051808c0e.rlib --extern serde_repr=/opt/rustwide/target/debug/deps/libserde_repr-940f3d9dd45f5cf0.so --extern toio=/opt/rustwide/target/debug/deps/libtoio-606a736f83aca364.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-031737b4fc176b3d.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `toio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name toio --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=30c87f0ada49cecd -C extra-filename=-30c87f0ada49cecd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-ed7e507a602f7829.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-c25d8e0b0962afd3.so --extern bytes=/opt/rustwide/target/debug/deps/libbytes-f0013ab538e5b627.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1cdd3e64c7c6a1ff.rlib --extern derive_new=/opt/rustwide/target/debug/deps/libderive_new-2e5f97b9d919745f.so --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-03c7fe693c2a8c7e.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-5392845cd77c206b.rlib --extern hex_literal=/opt/rustwide/target/debug/deps/libhex_literal-48ab45ffd483cd81.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-564705816ac1f29a.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-47a290b051808c0e.rlib --extern serde_repr=/opt/rustwide/target/debug/deps/libserde_repr-940f3d9dd45f5cf0.so --extern tokio=/opt/rustwide/target/debug/deps/libtokio-031737b4fc176b3d.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "97fc42e827daf6f5823a12fb7e2c40c3135303a0644ceac602faa6d3fc96cf3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fc42e827daf6f5823a12fb7e2c40c3135303a0644ceac602faa6d3fc96cf3e", kill_on_drop: false }`
[INFO] [stdout] 97fc42e827daf6f5823a12fb7e2c40c3135303a0644ceac602faa6d3fc96cf3e