[INFO] cloning repository https://github.com/kush5683/courier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kush5683/courier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkush5683%2Fcourier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkush5683%2Fcourier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f7e6d568d1d7525bcbf9eaa7de42205bb2cc13a
[INFO] checking kush5683/courier against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkush5683%2Fcourier" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kush5683/courier on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kush5683/courier
[INFO] finished tweaking git repo https://github.com/kush5683/courier
[INFO] tweaked toml for git repo https://github.com/kush5683/courier written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kush5683/courier already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imap-proto v0.10.2
[INFO] [stderr]   Downloaded imap v2.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f97f443a91f80af70c47c0524956026abeda2b3fbd34278b839e52f14b3722d8
[INFO] running `Command { std: "docker" "start" "-a" "f97f443a91f80af70c47c0524956026abeda2b3fbd34278b839e52f14b3722d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f97f443a91f80af70c47c0524956026abeda2b3fbd34278b839e52f14b3722d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97f443a91f80af70c47c0524956026abeda2b3fbd34278b839e52f14b3722d8", kill_on_drop: false }`
[INFO] [stdout] f97f443a91f80af70c47c0524956026abeda2b3fbd34278b839e52f14b3722d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac8fee637ad580dad48002b274404f9a6db60c9e9d010013b8295ddae9b22baf
[INFO] running `Command { std: "docker" "start" "-a" "ac8fee637ad580dad48002b274404f9a6db60c9e9d010013b8295ddae9b22baf", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking quoted_printable v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.9.73
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking imap-proto v0.10.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking imap v2.4.1
[INFO] [stderr]     Checking mail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: imap-proto v0.10.2, nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "ac8fee637ad580dad48002b274404f9a6db60c9e9d010013b8295ddae9b22baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8fee637ad580dad48002b274404f9a6db60c9e9d010013b8295ddae9b22baf", kill_on_drop: false }`
[INFO] [stdout] ac8fee637ad580dad48002b274404f9a6db60c9e9d010013b8295ddae9b22baf