[INFO] cloning repository https://github.com/drusellers/dw-dates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drusellers/dw-dates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrusellers%2Fdw-dates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrusellers%2Fdw-dates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f04f2b1e2eddfa7e02d1edf5e8072b4c65f1f79b
[INFO] checking drusellers/dw-dates/f04f2b1e2eddfa7e02d1edf5e8072b4c65f1f79b against master#249595384b4589c71a00d622c4253f62c7f5ddbd for pr-127054
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrusellers%2Fdw-dates" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/drusellers/dw-dates on toolchain 249595384b4589c71a00d622c4253f62c7f5ddbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249595384b4589c71a00d622c4253f62c7f5ddbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/drusellers/dw-dates
[INFO] finished tweaking git repo https://github.com/drusellers/dw-dates
[INFO] tweaked toml for git repo https://github.com/drusellers/dw-dates written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/drusellers/dw-dates 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" "+249595384b4589c71a00d622c4253f62c7f5ddbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.1.1
[INFO] [stderr]   Downloaded clippy v0.0.113
[INFO] [stderr]   Downloaded term_size v0.2.2
[INFO] [stderr]   Downloaded unicode-segmentation v1.0.3
[INFO] [stderr]   Downloaded serde_codegen_internals v0.13.0
[INFO] [stderr]   Downloaded quote v0.3.12
[INFO] [stderr]   Downloaded clap v2.20.3
[INFO] [stderr]   Downloaded clippy_lints v0.0.113
[INFO] [stderr]   Downloaded csv v0.15.0
[INFO] [stderr]   Downloaded syn v0.11.4
[INFO] [stderr]   Downloaded serde_derive v0.9.6
[INFO] [stderr]   Downloaded serde v0.9.6
[INFO] [stderr]   Downloaded serde_json v0.9.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+249595384b4589c71a00d622c4253f62c7f5ddbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c7061ee06177b7d3a319276e44ef031200a0e237d488e2472e3d123b1062335
[INFO] running `Command { std: "docker" "start" "-a" "1c7061ee06177b7d3a319276e44ef031200a0e237d488e2472e3d123b1062335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7061ee06177b7d3a319276e44ef031200a0e237d488e2472e3d123b1062335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7061ee06177b7d3a319276e44ef031200a0e237d488e2472e3d123b1062335", kill_on_drop: false }`
[INFO] [stdout] 1c7061ee06177b7d3a319276e44ef031200a0e237d488e2472e3d123b1062335
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+249595384b4589c71a00d622c4253f62c7f5ddbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98fa4e754c65bea76686969c8c11958ed896b5187788c154876eadc5e565ce07
[INFO] running `Command { std: "docker" "start" "-a" "98fa4e754c65bea76686969c8c11958ed896b5187788c154876eadc5e565ce07", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking serde v0.9.6
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking quine-mc_cluskey v0.2.4
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.0.3
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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/249595384b4589c71a00d622c4253f62c7f5ddbd/library/alloc/src/borrow.rs:180:30
[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]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.2.2
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking clap v2.20.3
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]    Compiling serde_codegen_internals v0.13.0
[INFO] [stderr]    Compiling serde_derive v0.9.6
[INFO] [stdout] error: aborting due to 1 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` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "98fa4e754c65bea76686969c8c11958ed896b5187788c154876eadc5e565ce07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fa4e754c65bea76686969c8c11958ed896b5187788c154876eadc5e565ce07", kill_on_drop: false }`
[INFO] [stdout] 98fa4e754c65bea76686969c8c11958ed896b5187788c154876eadc5e565ce07