[INFO] fetching crate yui 0.1.8...
[INFO] checking yui-0.1.8 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate yui 0.1.8 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate yui 0.1.8 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yui 0.1.8
[INFO] finished tweaking crates.io crate yui 0.1.8
[INFO] tweaked toml for crates.io crate yui 0.1.8 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c84930384ce58aed3afc0dc2bcc1c8f2d894a7bebaa5c3f3530f16ff2b647420
[INFO] running `Command { std: "docker" "start" "-a" "c84930384ce58aed3afc0dc2bcc1c8f2d894a7bebaa5c3f3530f16ff2b647420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c84930384ce58aed3afc0dc2bcc1c8f2d894a7bebaa5c3f3530f16ff2b647420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c84930384ce58aed3afc0dc2bcc1c8f2d894a7bebaa5c3f3530f16ff2b647420", kill_on_drop: false }`
[INFO] [stdout] c84930384ce58aed3afc0dc2bcc1c8f2d894a7bebaa5c3f3530f16ff2b647420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 78c4c6958e2731bc2f160774a7b6a86e8559275c8707032b417ebe8b4a918d0a
[INFO] running `Command { std: "docker" "start" "-a" "78c4c6958e2731bc2f160774a7b6a86e8559275c8707032b417ebe8b4a918d0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking yui_internal v0.1.5
[INFO] [stdout] error[E0433]: failed to resolve: could not find `export` in `syn`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yui_internal-0.1.5/src/helper.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::export::fmt::Display;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yui_internal-0.1.5/src/helper.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn get_lit_str<U: Display>(lit: &Lit, ident: &U) -> Result<String, Error> {
[INFO] [stdout]    |                       ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::error::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use syn::__private::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yui_internal-0.1.5/src/helper.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn get_lit_as_string<U: Display>(lit: &Lit, ident: &U) -> Result<String, Error> {
[INFO] [stdout]    |                             ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::error::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use syn::__private::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yui_internal-0.1.5/src/helper.rs:90:35
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn get_lit_int<T: FromStr, U: Display>(lit: &Lit, ident: &U) -> Result<T, Error>
[INFO] [stdout]    |                                   ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::error::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use syn::__private::fmt::Display;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yui_internal-0.1.5/src/helper.rs:104:37
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn get_lit_float<T: FromStr, U: Display>(lit: &Lit, ident: &U) -> Result<T, Error>
[INFO] [stdout]     |                                     ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::error::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use syn::__private::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Display` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yui_internal-0.1.5/src/helper.rs:118:24
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub fn get_lit_bool<U: Display>(lit: &Lit, ident: &U) -> Result<bool, Error> {
[INFO] [stdout]     |                        ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use core::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::error::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use syn::__private::fmt::Display;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yui_internal`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "78c4c6958e2731bc2f160774a7b6a86e8559275c8707032b417ebe8b4a918d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c4c6958e2731bc2f160774a7b6a86e8559275c8707032b417ebe8b4a918d0a", kill_on_drop: false }`
[INFO] [stdout] 78c4c6958e2731bc2f160774a7b6a86e8559275c8707032b417ebe8b4a918d0a