[INFO] cloning repository https://github.com/erebe/vSMTP
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erebe/vSMTP" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferebe%2FvSMTP", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferebe%2FvSMTP'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd26c87f804426b65124c545debf61738d7ffc9b
[INFO] checking erebe/vSMTP/fd26c87f804426b65124c545debf61738d7ffc9b against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferebe%2FvSMTP" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erebe/vSMTP on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/erebe/vSMTP
[INFO] finished tweaking git repo https://github.com/erebe/vSMTP
[INFO] tweaked toml for git repo https://github.com/erebe/vSMTP written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/erebe/vSMTP 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lber v0.4.0
[INFO] [stderr]   Downloaded rhai_codegen v1.5.0
[INFO] [stderr]   Downloaded rhai-autodocs v0.1.2
[INFO] [stderr]   Downloaded test-log v0.2.11
[INFO] [stderr]   Downloaded viaspf v0.5.2
[INFO] [stderr]   Downloaded rsa v0.8.1
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.1
[INFO] [stderr]   Downloaded borsh-derive-internal v0.10.0
[INFO] [stderr]   Downloaded borsh-schema-derive-internal v0.10.0
[INFO] [stderr]   Downloaded quoted_printable v0.4.7
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.1
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.1.1
[INFO] [stderr]   Downloaded async-stream-impl v0.3.4
[INFO] [stderr]   Downloaded primeorder v0.12.1
[INFO] [stderr]   Downloaded document-features v0.2.7
[INFO] [stderr]   Downloaded syslog v6.0.1
[INFO] [stderr]   Downloaded iai v0.1.1
[INFO] [stderr]   Downloaded ed25519 v2.1.0
[INFO] [stderr]   Downloaded derive_utils v0.12.0
[INFO] [stderr]   Downloaded console-api v0.4.0
[INFO] [stderr]   Downloaded litrs v0.2.3
[INFO] [stderr]   Downloaded console-subscriber v0.1.8
[INFO] [stderr]   Downloaded p256 v0.12.0
[INFO] [stderr]   Downloaded mysql v23.0.1
[INFO] [stderr]   Downloaded serde_with v2.2.0
[INFO] [stderr]   Downloaded rust_decimal v1.28.1
[INFO] [stderr]   Downloaded lettre v0.10.3
[INFO] [stderr]   Downloaded mysql_common v0.29.2
[INFO] [stderr]   Downloaded rhai v1.12.0
[INFO] [stderr]   Downloaded ring-compat v0.6.0
[INFO] [stderr]   Downloaded rsasl v2.0.0
[INFO] [stderr]   Downloaded acid_io v0.1.0
[INFO] [stderr]   Downloaded p384 v0.12.0
[INFO] [stderr]   Downloaded rstest_macros v0.16.0
[INFO] [stderr]   Downloaded ecdsa v0.15.1
[INFO] [stderr]   Downloaded borsh v0.10.0
[INFO] [stderr]   Downloaded hdrhistogram v7.5.2
[INFO] [stderr]   Downloaded memcache v0.17.0
[INFO] [stderr]   Downloaded iprange v0.6.7
[INFO] [stderr]   Downloaded rstest v0.16.0
[INFO] [stderr]   Downloaded serde_with_macros v2.2.0
[INFO] [stderr]   Downloaded ldap3 v0.11.1
[INFO] [stderr]   Downloaded frunk_derives v0.4.1
[INFO] [stderr]   Downloaded frunk_core v0.4.1
[INFO] [stderr]   Downloaded frunk v0.4.1
[INFO] [stderr]   Downloaded ppp v2.2.0
[INFO] [stderr]   Downloaded async-stream v0.3.4
[INFO] [stderr]   Downloaded io-enum v1.0.2
[INFO] [stderr]   Downloaded borsh-derive v0.10.0
[INFO] [stderr]   Downloaded rhai-dylib v0.1.4
[INFO] [stderr]   Downloaded csv v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9402cef7490129c0da274e7c13e40ae3b08be35028d272aea3838db7a284101e
[INFO] running `Command { std: "docker" "start" "-a" "9402cef7490129c0da274e7c13e40ae3b08be35028d272aea3838db7a284101e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9402cef7490129c0da274e7c13e40ae3b08be35028d272aea3838db7a284101e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9402cef7490129c0da274e7c13e40ae3b08be35028d272aea3838db7a284101e", kill_on_drop: false }`
[INFO] [stdout] 9402cef7490129c0da274e7c13e40ae3b08be35028d272aea3838db7a284101e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e1c9d6f049932d03e8bb52d5882b06f20cf8973dca00ac34dcab74a90c879cb
[INFO] running `Command { std: "docker" "start" "-a" "8e1c9d6f049932d03e8bb52d5882b06f20cf8973dca00ac34dcab74a90c879cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8e1c9d6f049932d03e8bb52d5882b06f20cf8973dca00ac34dcab74a90c879cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1c9d6f049932d03e8bb52d5882b06f20cf8973dca00ac34dcab74a90c879cb", kill_on_drop: false }`
[INFO] [stdout] 8e1c9d6f049932d03e8bb52d5882b06f20cf8973dca00ac34dcab74a90c879cb