[INFO] fetching crate meio-connect 0.86.1...
[INFO] checking meio-connect-0.86.1 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate meio-connect 0.86.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate meio-connect 0.86.1 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate meio-connect 0.86.1
[INFO] finished tweaking crates.io crate meio-connect 0.86.1
[INFO] tweaked toml for crates.io crate meio-connect 0.86.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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-util v0.6.7
[INFO] [stderr]   Downloaded httpdate v1.0.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.14.0
[INFO] [stderr]   Downloaded h2 v0.3.3
[INFO] [stderr]   Downloaded http-body v0.4.2
[INFO] [stderr]   Downloaded input_buffer v0.4.0
[INFO] [stderr]   Downloaded serde_qs v0.8.3
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] [stderr]   Downloaded mio v0.7.11
[INFO] [stderr]   Downloaded tokio-macros v1.2.0
[INFO] [stderr]   Downloaded tokio v1.6.0
[INFO] [stderr]   Downloaded tungstenite v0.13.0
[INFO] [stderr]   Downloaded hyper v0.14.7
[INFO] [stderr]   Downloaded meio-protocol v0.86.1
[INFO] [stderr]   Downloaded meio v0.86.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1cc98112446aec49f72c6a555c120f450d7160eac2d38ac328ffa959ef5c141
[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" "f1cc98112446aec49f72c6a555c120f450d7160eac2d38ac328ffa959ef5c141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1cc98112446aec49f72c6a555c120f450d7160eac2d38ac328ffa959ef5c141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1cc98112446aec49f72c6a555c120f450d7160eac2d38ac328ffa959ef5c141", kill_on_drop: false }`
[INFO] [stdout] f1cc98112446aec49f72c6a555c120f450d7160eac2d38ac328ffa959ef5c141
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--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] fc0337dd212d8ea64f4dd202321f7c9423fb240a892f8fc158d46a2b06e3d8e3
[INFO] running `Command { std: "docker" "start" "-a" "fc0337dd212d8ea64f4dd202321f7c9423fb240a892f8fc158d46a2b06e3d8e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking headers v0.3.4
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking meio v0.86.1
[INFO] [stderr]     Checking serde_qs v0.8.3
[INFO] [stderr]     Checking meio-protocol v0.86.1
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking meio-connect v0.86.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "fc0337dd212d8ea64f4dd202321f7c9423fb240a892f8fc158d46a2b06e3d8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0337dd212d8ea64f4dd202321f7c9423fb240a892f8fc158d46a2b06e3d8e3", kill_on_drop: false }`
[INFO] [stdout] fc0337dd212d8ea64f4dd202321f7c9423fb240a892f8fc158d46a2b06e3d8e3