[INFO] fetching crate cuckoofilter 0.5.0...
[INFO] checking cuckoofilter-0.5.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate cuckoofilter 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cuckoofilter 0.5.0 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 cuckoofilter 0.5.0
[INFO] finished tweaking crates.io crate cuckoofilter 0.5.0
[INFO] tweaked toml for crates.io crate cuckoofilter 0.5.0 written to /workspace/builds/worker-7/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]  Downloading crates ...
[INFO] [stderr]   Downloaded farmhash v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9babb25f9d9f96935c51f002260b8b326e748e261bf254c83c3387981935d0df
[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" "9babb25f9d9f96935c51f002260b8b326e748e261bf254c83c3387981935d0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9babb25f9d9f96935c51f002260b8b326e748e261bf254c83c3387981935d0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9babb25f9d9f96935c51f002260b8b326e748e261bf254c83c3387981935d0df", kill_on_drop: false }`
[INFO] [stdout] 9babb25f9d9f96935c51f002260b8b326e748e261bf254c83c3387981935d0df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 02fc4cf59c4ce3f658220688a579481e6e00df764c3e68e09f3f7d585336ad84
[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" "02fc4cf59c4ce3f658220688a579481e6e00df764c3e68e09f3f7d585336ad84", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking libc v0.2.94
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking cuckoofilter v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> benches/bench_lib.rs:25:61
[INFO] [stdout]    |
[INFO] [stdout] 25 |         Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> benches/bench_lib.rs:31:49
[INFO] [stdout]    |
[INFO] [stdout] 31 |         panic!("couldn't read {}: {}", display, Error::description(&why));
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.57s
[INFO] running `Command { std: "docker" "inspect" "02fc4cf59c4ce3f658220688a579481e6e00df764c3e68e09f3f7d585336ad84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02fc4cf59c4ce3f658220688a579481e6e00df764c3e68e09f3f7d585336ad84", kill_on_drop: false }`
[INFO] [stdout] 02fc4cf59c4ce3f658220688a579481e6e00df764c3e68e09f3f7d585336ad84