[INFO] fetching crate runtasktic 0.1.0...
[INFO] checking runtasktic-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate runtasktic 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate runtasktic 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate runtasktic 0.1.0
[INFO] finished tweaking crates.io crate runtasktic 0.1.0
[INFO] tweaked toml for crates.io crate runtasktic 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate runtasktic 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded attohttpc v0.15.0
[INFO] [stderr]   Downloaded proc-macro-error v1.0.3
[INFO] [stderr]   Downloaded miniz_oxide v0.4.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded tinyvec v0.3.3
[INFO] [stderr]   Downloaded flate2 v1.0.16
[INFO] [stderr]   Downloaded hermit-abi v0.1.15
[INFO] [stderr]   Downloaded syn v1.0.34
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] [stderr]   Downloaded openssl-src v111.10.1+1.1.1g
[INFO] [stderr]   Downloaded structopt v0.3.15
[INFO] [stderr]   Downloaded structopt-derive v0.4.8
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad290fa1cdf173784970c55e718089e18a36c307d016fed234c47a219133c1e6
[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" "ad290fa1cdf173784970c55e718089e18a36c307d016fed234c47a219133c1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad290fa1cdf173784970c55e718089e18a36c307d016fed234c47a219133c1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad290fa1cdf173784970c55e718089e18a36c307d016fed234c47a219133c1e6", kill_on_drop: false }`
[INFO] [stdout] ad290fa1cdf173784970c55e718089e18a36c307d016fed234c47a219133c1e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27f84131e4468785fbdc926ef1199b2c165023f1b3d85064289a8c0a51ec6d67
[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" "27f84131e4468785fbdc926ef1199b2c165023f1b3d85064289a8c0a51ec6d67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling openssl-src v111.10.1+1.1.1g
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking attohttpc v0.15.0
[INFO] [stderr]     Checking runtasktic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "27f84131e4468785fbdc926ef1199b2c165023f1b3d85064289a8c0a51ec6d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27f84131e4468785fbdc926ef1199b2c165023f1b3d85064289a8c0a51ec6d67", kill_on_drop: false }`
[INFO] [stdout] 27f84131e4468785fbdc926ef1199b2c165023f1b3d85064289a8c0a51ec6d67