[INFO] cloning repository https://github.com/cecton/imap-search-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cecton/imap-search-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-search-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-search-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1cadf4307f2ff7050a7ac43725de011d526b792
[INFO] checking cecton/imap-search-example against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-search-example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cecton/imap-search-example 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 git repo https://github.com/cecton/imap-search-example
[INFO] finished tweaking git repo https://github.com/cecton/imap-search-example
[INFO] tweaked toml for git repo https://github.com/cecton/imap-search-example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cecton/imap-search-example already has a lockfile, it will not be regenerated
[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 rpassword v2.1.0
[INFO] [stderr]   Downloaded rand_chacha v0.1.0
[INFO] [stderr]   Downloaded rand v0.6.1
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded base64 v0.10.0
[INFO] [stderr]   Downloaded imap-proto v0.7.0
[INFO] [stderr]   Downloaded imap v0.10.0
[INFO] [stderr]   Downloaded rand_xorshift v0.1.0
[INFO] [stderr]   Downloaded tempfile v3.0.5
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded openssl-sys v0.9.39
[INFO] [stderr]   Downloaded openssl v0.10.15
[INFO] [stderr]   Downloaded native-tls v0.2.2
[INFO] [stderr]   Downloaded nom v4.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bcd25fd2b4313394d46e451b099fdcf0c235fcf29e04f0d6c4ad181e2fe0676f
[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" "bcd25fd2b4313394d46e451b099fdcf0c235fcf29e04f0d6c4ad181e2fe0676f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcd25fd2b4313394d46e451b099fdcf0c235fcf29e04f0d6c4ad181e2fe0676f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd25fd2b4313394d46e451b099fdcf0c235fcf29e04f0d6c4ad181e2fe0676f", kill_on_drop: false }`
[INFO] [stdout] bcd25fd2b4313394d46e451b099fdcf0c235fcf29e04f0d6c4ad181e2fe0676f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0953416f5fc3dc173949f4ca1bde759c0909ec96d2291bb4b33ee78ca9097678
[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" "0953416f5fc3dc173949f4ca1bde759c0909ec96d2291bb4b33ee78ca9097678", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking base64 v0.10.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rpassword v2.1.0
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]     Checking imap-proto v0.7.0
[INFO] [stderr]     Checking imap v0.10.0
[INFO] [stderr]     Checking imap-search-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.27s
[INFO] running `Command { std: "docker" "inspect" "0953416f5fc3dc173949f4ca1bde759c0909ec96d2291bb4b33ee78ca9097678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0953416f5fc3dc173949f4ca1bde759c0909ec96d2291bb4b33ee78ca9097678", kill_on_drop: false }`
[INFO] [stdout] 0953416f5fc3dc173949f4ca1bde759c0909ec96d2291bb4b33ee78ca9097678