[INFO] fetching crate smtp-dump 0.1.0...
[INFO] testing smtp-dump-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate smtp-dump 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate smtp-dump 0.1.0
[INFO] finished tweaking crates.io crate smtp-dump 0.1.0
[INFO] tweaked toml for crates.io crate smtp-dump 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate smtp-dump 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smtp-dump 0.1.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded temp-file v0.1.6
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded lettre_email v0.9.4
[INFO] [stderr]   Downloaded pkg-config v0.3.20
[INFO] [stderr]   Downloaded nom v6.1.2
[INFO] [stderr]   Downloaded wepoll-ffi v0.1.2
[INFO] [stderr]   Downloaded slab v0.4.4
[INFO] [stderr]   Downloaded mktemp v0.3.1
[INFO] [stderr]   Downloaded instant v0.1.11
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded anyhow v1.0.44
[INFO] [stderr]   Downloaded file-lock v1.1.20
[INFO] [stderr]   Downloaded email v0.0.20
[INFO] [stderr]   Downloaded ascii_utils v0.9.3
[INFO] [stderr]   Downloaded openssl v0.10.36
[INFO] [stderr]   Downloaded openssl-sys v0.9.67
[INFO] [stderr]   Downloaded nix v0.11.1
[INFO] [stderr]   Downloaded lettre v0.9.6
[INFO] [stderr]   Downloaded cache-padded v1.1.1
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] [stderr]   Downloaded concurrent-queue v1.2.2
[INFO] [stderr]   Downloaded async-io v1.6.0
[INFO] [stderr]   Downloaded uuid v0.1.18
[INFO] [stderr]   Downloaded fast_chemail v0.9.6
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded polling v2.1.0
[INFO] [stderr]   Downloaded parking v2.0.0
[INFO] [stderr]   Downloaded futures-lite v1.12.0
[INFO] [stderr]   Downloaded mailin v0.5.0
[INFO] [stderr]   Downloaded ternop v1.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.30
[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0587ce9f920cc455093acbf80c7193cc0a56884ef2e83a9e21fc33c59b630c05
[INFO] running `Command { std: "docker" "start" "-a" "0587ce9f920cc455093acbf80c7193cc0a56884ef2e83a9e21fc33c59b630c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0587ce9f920cc455093acbf80c7193cc0a56884ef2e83a9e21fc33c59b630c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0587ce9f920cc455093acbf80c7193cc0a56884ef2e83a9e21fc33c59b630c05", kill_on_drop: false }`
[INFO] [stdout] 0587ce9f920cc455093acbf80c7193cc0a56884ef2e83a9e21fc33c59b630c05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41a2bf1b373246f25a61e07b83a46afc73a22f5b4281bae1e12846d984d6a715
[INFO] running `Command { std: "docker" "start" "-a" "41a2bf1b373246f25a61e07b83a46afc73a22f5b4281bae1e12846d984d6a715", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling file-lock v1.1.20
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling ternop v1.0.1
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling temp-file v0.1.6
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/caccb4d0368bd918ef6668af8e13834d07040417/library/alloc/src/borrow.rs:181:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "41a2bf1b373246f25a61e07b83a46afc73a22f5b4281bae1e12846d984d6a715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a2bf1b373246f25a61e07b83a46afc73a22f5b4281bae1e12846d984d6a715", kill_on_drop: false }`
[INFO] [stdout] 41a2bf1b373246f25a61e07b83a46afc73a22f5b4281bae1e12846d984d6a715