[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 master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-search-example" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cecton/imap-search-example on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-8/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d47542a8c44950c5c8814cbdc9642ec6a3f71aaea03f1e0c7513b561486b7ac5
[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" "d47542a8c44950c5c8814cbdc9642ec6a3f71aaea03f1e0c7513b561486b7ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d47542a8c44950c5c8814cbdc9642ec6a3f71aaea03f1e0c7513b561486b7ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47542a8c44950c5c8814cbdc9642ec6a3f71aaea03f1e0c7513b561486b7ac5", kill_on_drop: false }`
[INFO] [stdout] d47542a8c44950c5c8814cbdc9642ec6a3f71aaea03f1e0c7513b561486b7ac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 566de1936e4a7605c56342a2fc9a38551c7864e58a935173905c60cf938c6f9f
[INFO] running `Command { std: "docker" "start" "-a" "566de1936e4a7605c56342a2fc9a38551c7864e58a935173905c60cf938c6f9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking base64 v0.10.0
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rpassword v2.1.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking nom v4.1.1
[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 23.06s
[INFO] running `Command { std: "docker" "inspect" "566de1936e4a7605c56342a2fc9a38551c7864e58a935173905c60cf938c6f9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566de1936e4a7605c56342a2fc9a38551c7864e58a935173905c60cf938c6f9f", kill_on_drop: false }`
[INFO] [stdout] 566de1936e4a7605c56342a2fc9a38551c7864e58a935173905c60cf938c6f9f