[INFO] cloning repository https://github.com/uglyoldbob/iot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uglyoldbob/iot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuglyoldbob%2Fiot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuglyoldbob%2Fiot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad48422dab1d400b6882fc0d8870b5a0bc5fbbc9
[INFO] checking uglyoldbob/iot against try#d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 for pr-105483
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuglyoldbob%2Fiot" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uglyoldbob/iot 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/uglyoldbob/iot
[INFO] finished tweaking git repo https://github.com/uglyoldbob/iot
[INFO] tweaked toml for git repo https://github.com/uglyoldbob/iot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/uglyoldbob/iot 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8d5a94f825d2e08743a52ccc22088c9dd76756c2988d112d7a0df33a357fe6ed
[INFO] running `Command { std: "docker" "start" "-a" "8d5a94f825d2e08743a52ccc22088c9dd76756c2988d112d7a0df33a357fe6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d5a94f825d2e08743a52ccc22088c9dd76756c2988d112d7a0df33a357fe6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d5a94f825d2e08743a52ccc22088c9dd76756c2988d112d7a0df33a357fe6ed", kill_on_drop: false }`
[INFO] [stdout] 8d5a94f825d2e08743a52ccc22088c9dd76756c2988d112d7a0df33a357fe6ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c024a8dc68db368205c8a90c617e40ae7cda62340af3f76a2d4770427f36f081
[INFO] running `Command { std: "docker" "start" "-a" "c024a8dc68db368205c8a90c617e40ae7cda62340af3f76a2d4770427f36f081", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
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[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking chrono v0.4.19
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[INFO] [stderr]    Compiling derive_utils v0.11.2
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[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling mysql_common v0.27.5
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling mysql v21.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking saturating v0.1.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking hyper v0.14.17
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[INFO] [stderr]     Checking twox-hash v1.6.2
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking configparser v3.0.0
[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-0.3.24/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]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...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] [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" "c024a8dc68db368205c8a90c617e40ae7cda62340af3f76a2d4770427f36f081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c024a8dc68db368205c8a90c617e40ae7cda62340af3f76a2d4770427f36f081", kill_on_drop: false }`
[INFO] [stdout] c024a8dc68db368205c8a90c617e40ae7cda62340af3f76a2d4770427f36f081