[INFO] cloning repository https://github.com/deliangyang/test-work
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deliangyang/test-work" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeliangyang%2Ftest-work", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeliangyang%2Ftest-work'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06a871132d3d7ed07cfffd69609401561c5fc507
[INFO] checking deliangyang/test-work against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeliangyang%2Ftest-work" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/deliangyang/test-work on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/deliangyang/test-work
[INFO] finished tweaking git repo https://github.com/deliangyang/test-work
[INFO] tweaked toml for git repo https://github.com/deliangyang/test-work written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/deliangyang/test-work already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 42e27497c4a5f384531cf3975b7b28422ae3e4e39156f275a1d4e5683c03f3c2
[INFO] running `Command { std: "docker" "start" "-a" "42e27497c4a5f384531cf3975b7b28422ae3e4e39156f275a1d4e5683c03f3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42e27497c4a5f384531cf3975b7b28422ae3e4e39156f275a1d4e5683c03f3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e27497c4a5f384531cf3975b7b28422ae3e4e39156f275a1d4e5683c03f3c2", kill_on_drop: false }`
[INFO] [stdout] 42e27497c4a5f384531cf3975b7b28422ae3e4e39156f275a1d4e5683c03f3c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d57a3ebf76ff6d68526e01bcfd58c2946b6203b8e1a158a6ad086aae391b04a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4d57a3ebf76ff6d68526e01bcfd58c2946b6203b8e1a158a6ad086aae391b04a", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]     Checking test-work v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `longest_2` in this scope
[INFO] [stdout]   --> src/bin/ownership.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 |     println!("the longest2 is: {}", longest_2(
[INFO] [stdout]    |                                     ^^^^^^^^^ help: a function with a similar name exists: `longest`
[INFO] [stdout] ...
[INFO] [stdout] 56 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]    | ------------------------------------------------- similarly named function `longest` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `test-work`
[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] [stdout] error[E0601]: `main` function not found in crate `kth_node_from_end_of_list_lcci`
[INFO] [stdout]   --> src/bin/kth-node-from-end-of-list-lcci.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / #[derive(PartialEq, Eq, Clone, Debug)]
[INFO] [stdout] 4  | | pub struct ListNode {
[INFO] [stdout] 5  | |     pub val: i32,
[INFO] [stdout] 6  | |     pub next: Option<Box<ListNode>>,
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |     }
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/bin/kth-node-from-end-of-list-lcci.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `longest_2` in this scope
[INFO] [stdout]   --> src/bin/ownership.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 |     println!("the longest2 is: {}", longest_2(
[INFO] [stdout]    |                                     ^^^^^^^^^ help: a function with a similar name exists: `longest`
[INFO] [stdout] ...
[INFO] [stdout] 56 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]    | ------------------------------------------------- similarly named function `longest` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] attr: "test"
[INFO] [stdout] result: TokenStream [Ident { ident: "test", span: #0 bytes(563..567) }]
[INFO] [stdout] item: "fn test() { }"
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Struct`
[INFO] [stdout]   --> src/bin/macro.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Struct {}
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4d57a3ebf76ff6d68526e01bcfd58c2946b6203b8e1a158a6ad086aae391b04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d57a3ebf76ff6d68526e01bcfd58c2946b6203b8e1a158a6ad086aae391b04a", kill_on_drop: false }`
[INFO] [stdout] 4d57a3ebf76ff6d68526e01bcfd58c2946b6203b8e1a158a6ad086aae391b04a