[INFO] fetching crate ureq 2.1.0...
[INFO] checking ureq-2.1.0 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate ureq 2.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ureq 2.1.0 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ureq 2.1.0
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate ureq 2.1.0
[INFO] tweaked toml for crates.io crate ureq 2.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate ureq 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e91353229b90ae89eab59b9a808ca9daad94d87a44ea2d14decc062bdec9fd12
[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" "e91353229b90ae89eab59b9a808ca9daad94d87a44ea2d14decc062bdec9fd12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e91353229b90ae89eab59b9a808ca9daad94d87a44ea2d14decc062bdec9fd12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91353229b90ae89eab59b9a808ca9daad94d87a44ea2d14decc062bdec9fd12", kill_on_drop: false }`
[INFO] [stdout] e91353229b90ae89eab59b9a808ca9daad94d87a44ea2d14decc062bdec9fd12
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 481b99ca5a70015e3de09ac462da5197b11a9d49e4f29052df0eadad3535bb33
[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" "481b99ca5a70015e3de09ac462da5197b11a9d49e4f29052df0eadad3535bb33", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking ureq v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.83s
[INFO] running `Command { std: "docker" "inspect" "481b99ca5a70015e3de09ac462da5197b11a9d49e4f29052df0eadad3535bb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "481b99ca5a70015e3de09ac462da5197b11a9d49e4f29052df0eadad3535bb33", kill_on_drop: false }`
[INFO] [stdout] 481b99ca5a70015e3de09ac462da5197b11a9d49e4f29052df0eadad3535bb33