[INFO] fetching crate twitch_api2 0.5.0-alpha.5...
[INFO] checking twitch_api2-0.5.0-alpha.5 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate twitch_api2 0.5.0-alpha.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate twitch_api2 0.5.0-alpha.5 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twitch_api2 0.5.0-alpha.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate twitch_api2 0.5.0-alpha.5
[INFO] tweaked toml for crates.io crate twitch_api2 0.5.0-alpha.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate twitch_api2 0.5.0-alpha.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 53146db383b5004015b233b51d98628f92294b7bef6abaac09789f7f39489279
[INFO] running `Command { std: "docker" "start" "-a" "53146db383b5004015b233b51d98628f92294b7bef6abaac09789f7f39489279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53146db383b5004015b233b51d98628f92294b7bef6abaac09789f7f39489279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53146db383b5004015b233b51d98628f92294b7bef6abaac09789f7f39489279", kill_on_drop: false }`
[INFO] [stdout] 53146db383b5004015b233b51d98628f92294b7bef6abaac09789f7f39489279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 1cd4ad751e051dcd500f3c6600072d1006606272ff93d66c76cd84ce74e37b96
[INFO] running `Command { std: "docker" "start" "-a" "1cd4ad751e051dcd500f3c6600072d1006606272ff93d66c76cd84ce74e37b96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling twitch_api2 v0.5.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.12s
[INFO] running `Command { std: "docker" "inspect" "1cd4ad751e051dcd500f3c6600072d1006606272ff93d66c76cd84ce74e37b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd4ad751e051dcd500f3c6600072d1006606272ff93d66c76cd84ce74e37b96", kill_on_drop: false }`
[INFO] [stdout] 1cd4ad751e051dcd500f3c6600072d1006606272ff93d66c76cd84ce74e37b96