[INFO] fetching crate centaurs 0.3.0...
[INFO] testing centaurs-0.3.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate centaurs 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate centaurs 0.3.0
[INFO] removed 2 missing examples
[INFO] removed 3 missing tests
[INFO] finished tweaking crates.io crate centaurs 0.3.0
[INFO] tweaked toml for crates.io crate centaurs 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate centaurs 0.3.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate centaurs 0.3.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41ed7a13ffb44848e2bc36f544f8f83cd901bf079b531630f523daebef0a53d3
[INFO] running `Command { std: "docker" "start" "-a" "41ed7a13ffb44848e2bc36f544f8f83cd901bf079b531630f523daebef0a53d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ed7a13ffb44848e2bc36f544f8f83cd901bf079b531630f523daebef0a53d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ed7a13ffb44848e2bc36f544f8f83cd901bf079b531630f523daebef0a53d3", kill_on_drop: false }`
[INFO] [stdout] 41ed7a13ffb44848e2bc36f544f8f83cd901bf079b531630f523daebef0a53d3
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdd515484ba14680aa2141913dc174069e81f9d1e7c4a067b165f43416ca34f9
[INFO] running `Command { std: "docker" "start" "-a" "cdd515484ba14680aa2141913dc174069e81f9d1e7c4a067b165f43416ca34f9", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling url v2.2.2
[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/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/borrow.rs:179:30
[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] 
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[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling ipnet v2.8.0
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[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling rand v0.8.5
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[INFO] [stderr]    Compiling md5 v0.7.0
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[INFO] [stderr]    Compiling pnet_base v0.29.0
[INFO] [stderr]    Compiling toml v0.5.9
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[INFO] [stderr]    Compiling webpki v0.21.4
[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" "cdd515484ba14680aa2141913dc174069e81f9d1e7c4a067b165f43416ca34f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd515484ba14680aa2141913dc174069e81f9d1e7c4a067b165f43416ca34f9", kill_on_drop: false }`
[INFO] [stdout] cdd515484ba14680aa2141913dc174069e81f9d1e7c4a067b165f43416ca34f9