[INFO] fetching crate dashcache 0.2.0...
[INFO] checking dashcache-0.2.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate dashcache 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate dashcache 0.2.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dashcache 0.2.0
[INFO] finished tweaking crates.io crate dashcache 0.2.0
[INFO] tweaked toml for crates.io crate dashcache 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ahash v0.4.4
[INFO] [stderr]   Downloaded dashmap v3.11.10
[INFO] [stderr]   Downloaded arbitrary v0.4.5
[INFO] [stderr]   Downloaded slice-dst v1.5.1
[INFO] [stderr]   Downloaded erasable v1.2.1
[INFO] [stderr]   Downloaded ptr-union v2.1.0
[INFO] [stderr]   Downloaded elysees v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb119d5ffa00091d8b4bd21791d0875f90b1fabf85687495b222923c792e1c26
[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" "fb119d5ffa00091d8b4bd21791d0875f90b1fabf85687495b222923c792e1c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb119d5ffa00091d8b4bd21791d0875f90b1fabf85687495b222923c792e1c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb119d5ffa00091d8b4bd21791d0875f90b1fabf85687495b222923c792e1c26", kill_on_drop: false }`
[INFO] [stdout] fb119d5ffa00091d8b4bd21791d0875f90b1fabf85687495b222923c792e1c26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 0e481a6ff782a6f16cc05c654fbb2e8afabaffe2dcd8817a7882bab8bc7d0051
[INFO] running `Command { std: "docker" "start" "-a" "0e481a6ff782a6f16cc05c654fbb2e8afabaffe2dcd8817a7882bab8bc7d0051", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking arbitrary v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling slice-dst v1.5.1
[INFO] [stderr]    Compiling ptr-union v2.1.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking ahash v0.4.4
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking elysees v0.2.2
[INFO] [stderr]     Checking dashcache v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.82s
[INFO] running `Command { std: "docker" "inspect" "0e481a6ff782a6f16cc05c654fbb2e8afabaffe2dcd8817a7882bab8bc7d0051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e481a6ff782a6f16cc05c654fbb2e8afabaffe2dcd8817a7882bab8bc7d0051", kill_on_drop: false }`
[INFO] [stdout] 0e481a6ff782a6f16cc05c654fbb2e8afabaffe2dcd8817a7882bab8bc7d0051