[INFO] fetching crate kitty_pool 0.3.0...
[INFO] checking kitty_pool-0.3.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate kitty_pool 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate kitty_pool 0.3.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kitty_pool 0.3.0
[INFO] finished tweaking crates.io crate kitty_pool 0.3.0
[INFO] tweaked toml for crates.io crate kitty_pool 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 563387e9d76d7a7123dda2c4d4bb077fe60a36b81e8058b988d8242fa1125d55
[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" "563387e9d76d7a7123dda2c4d4bb077fe60a36b81e8058b988d8242fa1125d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "563387e9d76d7a7123dda2c4d4bb077fe60a36b81e8058b988d8242fa1125d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "563387e9d76d7a7123dda2c4d4bb077fe60a36b81e8058b988d8242fa1125d55", kill_on_drop: false }`
[INFO] [stdout] 563387e9d76d7a7123dda2c4d4bb077fe60a36b81e8058b988d8242fa1125d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09fc2084f047bf8e229fe8fbe9d534cacb240846175b4f4327b94f374d5f0f05
[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" "09fc2084f047bf8e229fe8fbe9d534cacb240846175b4f4327b94f374d5f0f05", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking proc-macro-nested v0.1.6
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking memchr v2.3.4
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking libc v0.2.80
[INFO] [stderr]     Checking crossbeam-utils v0.8.0
[INFO] [stderr]     Checking num-traits v0.2.14
[INFO] [stderr]     Checking memoffset v0.5.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking cast v0.2.3
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking kitty_pool v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.24s
[INFO] running `Command { std: "docker" "inspect" "09fc2084f047bf8e229fe8fbe9d534cacb240846175b4f4327b94f374d5f0f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fc2084f047bf8e229fe8fbe9d534cacb240846175b4f4327b94f374d5f0f05", kill_on_drop: false }`
[INFO] [stdout] 09fc2084f047bf8e229fe8fbe9d534cacb240846175b4f4327b94f374d5f0f05