[INFO] cloning repository https://github.com/mindriot101/crate-download-stats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mindriot101/crate-download-stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcrate-download-stats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcrate-download-stats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a646bbfa04a58532e664373860eb01ac3e2c81ff
[INFO] checking mindriot101/crate-download-stats against try#d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 for pr-105483
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcrate-download-stats" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mindriot101/crate-download-stats on toolchain d4af306fdd6ab261dfeb0aa57301d08b31b2dd92
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mindriot101/crate-download-stats
[INFO] finished tweaking git repo https://github.com/mindriot101/crate-download-stats
[INFO] tweaked toml for git repo https://github.com/mindriot101/crate-download-stats written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mindriot101/crate-download-stats already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24528a86d76da797bbda2e39a5cdfb29ff6579eb49e5088f0635ffcf674096ed
[INFO] running `Command { std: "docker" "start" "-a" "24528a86d76da797bbda2e39a5cdfb29ff6579eb49e5088f0635ffcf674096ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24528a86d76da797bbda2e39a5cdfb29ff6579eb49e5088f0635ffcf674096ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24528a86d76da797bbda2e39a5cdfb29ff6579eb49e5088f0635ffcf674096ed", kill_on_drop: false }`
[INFO] [stdout] 24528a86d76da797bbda2e39a5cdfb29ff6579eb49e5088f0635ffcf674096ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddc53fc332011a209fa4e4434a34302d346566b43c8580972ace34d88d7b3d8e
[INFO] running `Command { std: "docker" "start" "-a" "ddc53fc332011a209fa4e4434a34302d346566b43c8580972ace34d88d7b3d8e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking serde v0.9.7
[INFO] [stderr]     Checking siphasher v0.2.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking md5 v0.2.1
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking fallible-iterator v0.1.3
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.3
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.22/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]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[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]     Checking postgres-protocol v0.2.0
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking openssl-probe v0.1.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking clap v2.20.5
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling libz-sys v1.0.13
[INFO] [stderr]    Compiling openssl-sys v0.9.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.8
[INFO] [stderr]    Compiling curl-sys v0.3.10
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ddc53fc332011a209fa4e4434a34302d346566b43c8580972ace34d88d7b3d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc53fc332011a209fa4e4434a34302d346566b43c8580972ace34d88d7b3d8e", kill_on_drop: false }`
[INFO] [stdout] ddc53fc332011a209fa4e4434a34302d346566b43c8580972ace34d88d7b3d8e