[INFO] fetching crate serde_spaniel 0.4.0...
[INFO] checking serde_spaniel-0.4.0 against 16d1ffac17ad8b739e32483ac2e65fe7e1804977 for pr-161154-1
[INFO] extracting crate serde_spaniel 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate serde_spaniel 0.4.0
[INFO] finished tweaking crates.io crate serde_spaniel 0.4.0
[INFO] tweaked toml for crates.io crate serde_spaniel 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_spaniel 0.4.0 on toolchain 16d1ffac17ad8b739e32483ac2e65fe7e1804977
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_spaniel 0.4.0 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" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/komadori/serde_spaniel"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/komadori/serde_spaniel"
[INFO] [stderr]    |              -------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `serde_spaniel` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_bytes v0.11.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded error-code v2.3.0
[INFO] [stderr]   Downloaded str-buf v1.0.5
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded clipboard-win v4.2.1
[INFO] [stderr]   Downloaded fd-lock v3.0.6
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded redox_syscall v0.2.8
[INFO] [stderr]   Downloaded serde_derive v1.0.126
[INFO] [stderr]   Downloaded serde v1.0.126
[INFO] [stderr]   Downloaded io-lifetimes v0.7.2
[INFO] [stderr]   Downloaded rustyline v10.0.0
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded nix v0.24.2
[INFO] [stderr]   Downloaded rustix v0.35.7
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890
[INFO] running `Command { std: "docker" "start" "b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890" "/opt/rustwide/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890" "/opt/rustwide/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/komadori/serde_spaniel"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/komadori/serde_spaniel"
[INFO] [stderr]    |              -------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `serde_spaniel` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling io-lifetimes v0.7.2
[INFO] [stderr]    Compiling rustix v0.35.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.0.46
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:135:25
[INFO] [stdout]     |
[INFO] [stdout] 135 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))]
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))]
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_start` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_end` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_start` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:135:25
[INFO] [stdout]     |
[INFO] [stdout] 135 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0))]
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_end` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/io-lifetimes-0.7.2/src/types.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xFF_FF_FF_FE))]
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `io-lifetimes` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890", kill_on_drop: false }`
[INFO] [stdout] b63ede8255caa81914fe4e62fe33ba0f7a1cf20abed7e9f0426c978784da7890
