[INFO] fetching crate resast 0.4.1...
[INFO] checking resast-0.4.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate resast 0.4.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate resast 0.4.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate resast 0.4.1
[INFO] finished tweaking crates.io crate resast 0.4.1
[INFO] tweaked toml for crates.io crate resast 0.4.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ressa v0.7.1
[INFO] [stderr]   Downloaded res-regex v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e8944f2f46cb0a34f3d1770599aee340b2edc89f0e3e9d3bbc0772537791a13
[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" "7e8944f2f46cb0a34f3d1770599aee340b2edc89f0e3e9d3bbc0772537791a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e8944f2f46cb0a34f3d1770599aee340b2edc89f0e3e9d3bbc0772537791a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8944f2f46cb0a34f3d1770599aee340b2edc89f0e3e9d3bbc0772537791a13", kill_on_drop: false }`
[INFO] [stdout] 7e8944f2f46cb0a34f3d1770599aee340b2edc89f0e3e9d3bbc0772537791a13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 742895a79d2e3bc00067eb82ca758a5816a5f84875deefb6398086ef1e9a7bf9
[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" "742895a79d2e3bc00067eb82ca758a5816a5f84875deefb6398086ef1e9a7bf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking resast v0.4.1
[INFO] [stderr]     Checking hash-chain v0.3.2
[INFO] [stderr]     Checking resast v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking res-regex v0.1.1
[INFO] [stderr]     Checking ress v0.9.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking ressa v0.7.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.00s
[INFO] running `Command { std: "docker" "inspect" "742895a79d2e3bc00067eb82ca758a5816a5f84875deefb6398086ef1e9a7bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742895a79d2e3bc00067eb82ca758a5816a5f84875deefb6398086ef1e9a7bf9", kill_on_drop: false }`
[INFO] [stdout] 742895a79d2e3bc00067eb82ca758a5816a5f84875deefb6398086ef1e9a7bf9