[INFO] fetching crate mio-utun 0.6.19...
[INFO] checking mio-utun-0.6.19 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate mio-utun 0.6.19 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate mio-utun 0.6.19 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-utun 0.6.19
[INFO] finished tweaking crates.io crate mio-utun 0.6.19
[INFO] tweaked toml for crates.io crate mio-utun 0.6.19 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e48c9a7c3e79456e3f2f43fe1f226966456757a9be3336e523e60aab0f306fce
[INFO] running `Command { std: "docker" "start" "-a" "e48c9a7c3e79456e3f2f43fe1f226966456757a9be3336e523e60aab0f306fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e48c9a7c3e79456e3f2f43fe1f226966456757a9be3336e523e60aab0f306fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48c9a7c3e79456e3f2f43fe1f226966456757a9be3336e523e60aab0f306fce", kill_on_drop: false }`
[INFO] [stdout] e48c9a7c3e79456e3f2f43fe1f226966456757a9be3336e523e60aab0f306fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc812ef93490d933f94c8c8cc5aebf161e36e763447d22b43c2cc91aebac3071
[INFO] running `Command { std: "docker" "start" "-a" "dc812ef93490d933f94c8c8cc5aebf161e36e763447d22b43c2cc91aebac3071", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-utun v0.6.19 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/linux.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use libc;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate libc;
[INFO] [stdout]   | ------------------ the item `libc` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `nix` is imported redundantly
[INFO] [stdout]   --> src/linux.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nix;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:6:14
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[macro_use] extern crate nix;
[INFO] [stdout]    |              ----------------- the item `nix` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/linux.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use libc;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate libc;
[INFO] [stdout]   | ------------------ the item `libc` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `nix` is imported redundantly
[INFO] [stdout]   --> src/linux.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nix;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:6:14
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[macro_use] extern crate nix;
[INFO] [stdout]    |              ----------------- the item `nix` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this attribute can only be applied at the crate level
[INFO] [stdout]  --> src/linux.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![doc(html_root_url = "https://docs.rs/mio-utun/0.6")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
[INFO] [stdout]   = note: `#[deny(invalid_doc_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this attribute can only be applied at the crate level
[INFO] [stdout]  --> src/linux.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![doc(html_root_url = "https://docs.rs/mio-utun/0.6")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
[INFO] [stdout]   = note: `#[deny(invalid_doc_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mio-utun` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mio-utun` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dc812ef93490d933f94c8c8cc5aebf161e36e763447d22b43c2cc91aebac3071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc812ef93490d933f94c8c8cc5aebf161e36e763447d22b43c2cc91aebac3071", kill_on_drop: false }`
[INFO] [stdout] dc812ef93490d933f94c8c8cc5aebf161e36e763447d22b43c2cc91aebac3071
[INFO] checking mio-utun-0.6.19 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate mio-utun 0.6.19 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mio-utun 0.6.19 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mio-utun 0.6.19
[INFO] finished tweaking crates.io crate mio-utun 0.6.19
[INFO] tweaked toml for crates.io crate mio-utun 0.6.19 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f39f4e03886ffd354ef233f488d645f441e5b1f2da46846899080b5cb2c5c88c
[INFO] running `Command { std: "docker" "start" "-a" "f39f4e03886ffd354ef233f488d645f441e5b1f2da46846899080b5cb2c5c88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f39f4e03886ffd354ef233f488d645f441e5b1f2da46846899080b5cb2c5c88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f39f4e03886ffd354ef233f488d645f441e5b1f2da46846899080b5cb2c5c88c", kill_on_drop: false }`
[INFO] [stdout] f39f4e03886ffd354ef233f488d645f441e5b1f2da46846899080b5cb2c5c88c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae42b3ff718f2cc093fcfa85e3f3090418c129bf7ebb2b906400e5c2faac4524
[INFO] running `Command { std: "docker" "start" "-a" "ae42b3ff718f2cc093fcfa85e3f3090418c129bf7ebb2b906400e5c2faac4524", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking mio-utun v0.6.19 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/linux.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use libc;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate libc;
[INFO] [stdout]   | ------------------ the item `libc` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `nix` is imported redundantly
[INFO] [stdout]   --> src/linux.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nix;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:6:14
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[macro_use] extern crate nix;
[INFO] [stdout]    |              ----------------- the item `nix` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]  --> src/linux.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use libc;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate libc;
[INFO] [stdout]   | ------------------ the item `libc` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `nix` is imported redundantly
[INFO] [stdout]   --> src/linux.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use nix;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:6:14
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[macro_use] extern crate nix;
[INFO] [stdout]    |              ----------------- the item `nix` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this attribute can only be applied at the crate level
[INFO] [stdout]  --> src/linux.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![doc(html_root_url = "https://docs.rs/mio-utun/0.6")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
[INFO] [stdout]   = note: `#[deny(invalid_doc_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this attribute can only be applied at the crate level
[INFO] [stdout]  --> src/linux.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![doc(html_root_url = "https://docs.rs/mio-utun/0.6")]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: read <https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level> for more information
[INFO] [stdout]   = note: `#[deny(invalid_doc_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mio-utun` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mio-utun` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ae42b3ff718f2cc093fcfa85e3f3090418c129bf7ebb2b906400e5c2faac4524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae42b3ff718f2cc093fcfa85e3f3090418c129bf7ebb2b906400e5c2faac4524", kill_on_drop: false }`
[INFO] [stdout] ae42b3ff718f2cc093fcfa85e3f3090418c129bf7ebb2b906400e5c2faac4524
