[INFO] fetching crate RustBook_Instances_CN 0.7.2...
[INFO] checking RustBook_Instances_CN-0.7.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate RustBook_Instances_CN 0.7.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate RustBook_Instances_CN 0.7.2
[INFO] finished tweaking crates.io crate RustBook_Instances_CN 0.7.2
[INFO] tweaked toml for crates.io crate RustBook_Instances_CN 0.7.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate RustBook_Instances_CN 0.7.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate RustBook_Instances_CN 0.7.2 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c729a111ece6ad07fb358b11bd4ea5d875bee24b5b676e71f78c7db25f30a38
[INFO] running `Command { std: "docker" "start" "-a" "4c729a111ece6ad07fb358b11bd4ea5d875bee24b5b676e71f78c7db25f30a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c729a111ece6ad07fb358b11bd4ea5d875bee24b5b676e71f78c7db25f30a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c729a111ece6ad07fb358b11bd4ea5d875bee24b5b676e71f78c7db25f30a38", kill_on_drop: false }`
[INFO] [stdout] 4c729a111ece6ad07fb358b11bd4ea5d875bee24b5b676e71f78c7db25f30a38
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eac11b08a439c25f4a79c74c98cfc5787e87b8a89e9fad79c3d03dde9ad28f5
[INFO] running `Command { std: "docker" "start" "-a" "0eac11b08a439c25f4a79c74c98cfc5787e87b8a89e9fad79c3d03dde9ad28f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking RustBook_Instances_CN v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::os::windows`
[INFO] [stdout]  --> src/lib.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{io, option, os::windows, future::Pending};
[INFO] [stdout]   |                       ^^^^^^^^^^^ no `windows` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/os/mod.rs:56:5
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/os/mod.rs:120:10
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `future::Pending`, `io`, and `option`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{io, option, os::windows, future::Pending};
[INFO] [stdout]   |           ^^  ^^^^^^               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/back_of_house.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::os::windows`
[INFO] [stdout]  --> src/lib.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{io, option, os::windows, future::Pending};
[INFO] [stdout]   |                       ^^^^^^^^^^^ no `windows` in `os`
[INFO] [stdout]   |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/os/mod.rs:56:5
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]  --> /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/os/mod.rs:120:10
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item is gated here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `soup`
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let soup:Appetizer = Appetizer::Soup;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_soup`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `salad`
[INFO] [stdout]   --> src/lib.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let salad:Appetizer = Appetizer::Salad;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_salad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `future::Pending`, `io`, and `option`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{io, option, os::windows, future::Pending};
[INFO] [stdout]   |           ^^  ^^^^^^               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/back_of_house.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]    --> src/lib.rs:284:27
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn content<'x>(&self, post:&'x Post) -> &'x str {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `soup`
[INFO] [stdout]   --> src/lib.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let soup:Appetizer = Appetizer::Soup;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_soup`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `salad`
[INFO] [stdout]   --> src/lib.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let salad:Appetizer = Appetizer::Salad;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_salad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `RustBook_Instances_CN` (lib) due to 1 previous error; 5 warnings emitted
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]    --> src/lib.rs:284:27
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn content<'x>(&self, post:&'x Post) -> &'x str {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `RustBook_Instances_CN` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0eac11b08a439c25f4a79c74c98cfc5787e87b8a89e9fad79c3d03dde9ad28f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eac11b08a439c25f4a79c74c98cfc5787e87b8a89e9fad79c3d03dde9ad28f5", kill_on_drop: false }`
[INFO] [stdout] 0eac11b08a439c25f4a79c74c98cfc5787e87b8a89e9fad79c3d03dde9ad28f5