[INFO] fetching crate quinn 0.6.1...
[INFO] checking quinn-0.6.1 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate quinn 0.6.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate quinn 0.6.1 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate quinn 0.6.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate quinn 0.6.1
[INFO] tweaked toml for crates.io crate quinn 0.6.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate quinn 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 226c412978e9bc2ac4fbc864b137769142dc8fcf31a1ed5a2a295e37bb1f56b5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "226c412978e9bc2ac4fbc864b137769142dc8fcf31a1ed5a2a295e37bb1f56b5"`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking yasna v0.3.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking pem v0.7.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.3
[INFO] [stderr]     Checking rcgen v0.8.1
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]    Compiling err-derive v0.2.3
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tracing-futures v0.2.3
[INFO] [stderr]     Checking quinn-proto v0.6.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking quinn v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.23s
[INFO] running `"docker" "inspect" "226c412978e9bc2ac4fbc864b137769142dc8fcf31a1ed5a2a295e37bb1f56b5"`
[INFO] running `"docker" "rm" "-f" "226c412978e9bc2ac4fbc864b137769142dc8fcf31a1ed5a2a295e37bb1f56b5"`
[INFO] [stdout] 226c412978e9bc2ac4fbc864b137769142dc8fcf31a1ed5a2a295e37bb1f56b5