[INFO] fetching crate template-builder 0.1.0...
[INFO] testing template-builder-0.1.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate template-builder 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate template-builder 0.1.0
[INFO] finished tweaking crates.io crate template-builder 0.1.0
[INFO] tweaked toml for crates.io crate template-builder 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate template-builder 0.1.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding prelude v0.1.0 (available: v0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prelude v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fa46048802adee038c7fb5eb3e34155484a9b3c7b70088ba7ce10b519e4429c
[INFO] running `Command { std: "docker" "start" "-a" "8fa46048802adee038c7fb5eb3e34155484a9b3c7b70088ba7ce10b519e4429c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa46048802adee038c7fb5eb3e34155484a9b3c7b70088ba7ce10b519e4429c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa46048802adee038c7fb5eb3e34155484a9b3c7b70088ba7ce10b519e4429c", kill_on_drop: false }`
[INFO] [stdout] 8fa46048802adee038c7fb5eb3e34155484a9b3c7b70088ba7ce10b519e4429c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e395e75f16e4b1748a5660cd5e7d001e157b273738a29818696fc144420bf6f9
[INFO] running `Command { std: "docker" "start" "-a" "e395e75f16e4b1748a5660cd5e7d001e157b273738a29818696fc144420bf6f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling prelude v0.1.0
[INFO] [stderr]    Compiling template-builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `fn_traits` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(fn_traits)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "e395e75f16e4b1748a5660cd5e7d001e157b273738a29818696fc144420bf6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e395e75f16e4b1748a5660cd5e7d001e157b273738a29818696fc144420bf6f9", kill_on_drop: false }`
[INFO] [stdout] e395e75f16e4b1748a5660cd5e7d001e157b273738a29818696fc144420bf6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb88333aad9c13b26177c3bdc8a064430a80921d15ad23ab5b6dcd00e4afef4c
[INFO] running `Command { std: "docker" "start" "-a" "cb88333aad9c13b26177c3bdc8a064430a80921d15ad23ab5b6dcd00e4afef4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling template-builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `fn_traits` is declared but not used
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(fn_traits)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `prelude::template`
[INFO] [stdout]  --> src/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use prelude::template;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `template` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module instead
[INFO] [stdout]   |
[INFO] [stdout] 6 - use prelude::template;
[INFO] [stdout] 6 + use crate::template;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `#![feature]` attribute can only be used at the crate root
[INFO] [stdout]  --> src/tests.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unboxed_closures)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `#![feature]` attribute can only be used at the crate root
[INFO] [stdout]  --> src/tests.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(fn_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `#![feature]` attribute can only be used at the crate root
[INFO] [stdout]  --> src/tests.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(trace_macros)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated function or constant named `default` found for struct `MyComponent` in the current scope
[INFO] [stdout]   --> src/tests.rs:27:36
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MyComponent {
[INFO] [stdout]    | ---------------------- associated function or constant `default` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |         let mut out = MyComponent::default();
[INFO] [stdout]    |                                    ^^^^^^^ associated function or constant not found in `MyComponent`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `default`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `Default`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyComponent: Default` is not satisfied
[INFO] [stdout]   --> src/tests.rs:39:11
[INFO] [stdout]    |
[INFO] [stdout] 39 |         ..Default::default()
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^ the trait `Default` is not implemented for `MyComponent`
[INFO] [stdout]    |
[INFO] [stdout] help: consider annotating `MyComponent` with `#[derive(Default)]`
[INFO] [stdout]    |
[INFO] [stdout]  9 + #[derive(Default)]
[INFO] [stdout] 10 | pub struct MyComponent {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0618]: expected function, found `MyComponent`
[INFO] [stdout]   --> src/tests.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | //         MyComponent {
[INFO] [stdout] 42 | ||             field: 7,
[INFO] [stdout] 43 | ||             ..w.factor()
[INFO] [stdout] 44 | ||         } ();
[INFO] [stdout]    | ||_________^__- call expression requires function
[INFO] [stdout]    |  |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0618]: expected function, found `MyComponent`
[INFO] [stdout]   --> src/tests.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |        let a = MyComponent {
[INFO] [stdout]    |   _____________^
[INFO] [stdout]    |  |_____________|
[INFO] [stdout] 38 | ||         field: 6,
[INFO] [stdout] 39 | ||         ..Default::default()
[INFO] [stdout] 40 | ||     } (|w| {
[INFO] [stdout]    | ||     ^- help: consider using a semicolon here to finish the statement: `;`
[INFO] [stdout]    | ||_____|
[INFO] [stdout]    | |
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |          w
[INFO] [stdout] 46 | |      });
[INFO] [stdout]    | |_______- call expression requires function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0599, E0618.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `template-builder` (lib test) due to 5 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cb88333aad9c13b26177c3bdc8a064430a80921d15ad23ab5b6dcd00e4afef4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb88333aad9c13b26177c3bdc8a064430a80921d15ad23ab5b6dcd00e4afef4c", kill_on_drop: false }`
[INFO] [stdout] cb88333aad9c13b26177c3bdc8a064430a80921d15ad23ab5b6dcd00e4afef4c
