[INFO] fetching crate firestorm-enabled 0.4.0...
[INFO] checking firestorm-enabled-0.4.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate firestorm-enabled 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate firestorm-enabled 0.4.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate firestorm-enabled 0.4.0
[INFO] finished tweaking crates.io crate firestorm-enabled 0.4.0
[INFO] tweaked toml for crates.io crate firestorm-enabled 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded firestorm-core v0.1.1
[INFO] [stderr]   Downloaded inferno v0.10.3
[INFO] [stderr]   Downloaded amd64_timer v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1638f5455e6bdaeed55ecd8a7d792e2c36287da6c9c2cf8d890c6110cc18133a
[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" "1638f5455e6bdaeed55ecd8a7d792e2c36287da6c9c2cf8d890c6110cc18133a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1638f5455e6bdaeed55ecd8a7d792e2c36287da6c9c2cf8d890c6110cc18133a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1638f5455e6bdaeed55ecd8a7d792e2c36287da6c9c2cf8d890c6110cc18133a", kill_on_drop: false }`
[INFO] [stdout] 1638f5455e6bdaeed55ecd8a7d792e2c36287da6c9c2cf8d890c6110cc18133a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb88af5d14686b79a76d3e6b5ba7f16559b8a57a7e536796548fab9efe4f6a6c
[INFO] running `Command { std: "docker" "start" "-a" "cb88af5d14686b79a76d3e6b5ba7f16559b8a57a7e536796548fab9efe4f6a6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking firestorm-core v0.1.1
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking inferno v0.10.3
[INFO] [stderr]     Checking firestorm-enabled v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.29s
[INFO] running `Command { std: "docker" "inspect" "cb88af5d14686b79a76d3e6b5ba7f16559b8a57a7e536796548fab9efe4f6a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb88af5d14686b79a76d3e6b5ba7f16559b8a57a7e536796548fab9efe4f6a6c", kill_on_drop: false }`
[INFO] [stdout] cb88af5d14686b79a76d3e6b5ba7f16559b8a57a7e536796548fab9efe4f6a6c