[INFO] fetching crate timetrack 0.3.2...
[INFO] checking timetrack-0.3.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate timetrack 0.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate timetrack 0.3.2
[INFO] finished tweaking crates.io crate timetrack 0.3.2
[INFO] tweaked toml for crates.io crate timetrack 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate timetrack 0.3.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate timetrack 0.3.2 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b07460c162327098f273e48e2f4b444502d8e6bc12184416d59cb3e10016c1c
[INFO] running `Command { std: "docker" "start" "-a" "2b07460c162327098f273e48e2f4b444502d8e6bc12184416d59cb3e10016c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b07460c162327098f273e48e2f4b444502d8e6bc12184416d59cb3e10016c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b07460c162327098f273e48e2f4b444502d8e6bc12184416d59cb3e10016c1c", kill_on_drop: false }`
[INFO] [stdout] 2b07460c162327098f273e48e2f4b444502d8e6bc12184416d59cb3e10016c1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e40bff56080dcf9133272315a577664f42bb151d53bc6280958c756a3bb7c71c
[INFO] running `Command { std: "docker" "start" "-a" "e40bff56080dcf9133272315a577664f42bb151d53bc6280958c756a3bb7c71c", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling serde v1.0.72
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking walkdir v2.2.0
[INFO] [stderr]     Checking encode_unicode v0.3.2
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking termcolor v1.0.3
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[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/998b6603a58e47f42ccce7a67943234e96b6839e/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] 
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking inotify v0.3.0
[INFO] [stderr]     Checking directories v1.0.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking mio v0.5.1
[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" "e40bff56080dcf9133272315a577664f42bb151d53bc6280958c756a3bb7c71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e40bff56080dcf9133272315a577664f42bb151d53bc6280958c756a3bb7c71c", kill_on_drop: false }`
[INFO] [stdout] e40bff56080dcf9133272315a577664f42bb151d53bc6280958c756a3bb7c71c