[INFO] fetching crate decorators 0.1.4...
[INFO] testing decorators-0.1.4 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate decorators 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate decorators 0.1.4
[INFO] finished tweaking crates.io crate decorators 0.1.4
[INFO] tweaked toml for crates.io crate decorators 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate decorators 0.1.4 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.114)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71e1f00d3cda7729b1d1b91b39deff965eaf651d2b8cdb6ad7efb0e066f2d370
[INFO] running `Command { std: "docker" "start" "-a" "71e1f00d3cda7729b1d1b91b39deff965eaf651d2b8cdb6ad7efb0e066f2d370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71e1f00d3cda7729b1d1b91b39deff965eaf651d2b8cdb6ad7efb0e066f2d370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e1f00d3cda7729b1d1b91b39deff965eaf651d2b8cdb6ad7efb0e066f2d370", kill_on_drop: false }`
[INFO] [stdout] 71e1f00d3cda7729b1d1b91b39deff965eaf651d2b8cdb6ad7efb0e066f2d370
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da74061d7169def6dce1d9a2ef52b97ef2c23dd3dd008e53d8bf7bb7531bb418
[INFO] running `Command { std: "docker" "start" "-a" "da74061d7169def6dce1d9a2ef52b97ef2c23dd3dd008e53d8bf7bb7531bb418", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling decorators v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "da74061d7169def6dce1d9a2ef52b97ef2c23dd3dd008e53d8bf7bb7531bb418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da74061d7169def6dce1d9a2ef52b97ef2c23dd3dd008e53d8bf7bb7531bb418", kill_on_drop: false }`
[INFO] [stdout] da74061d7169def6dce1d9a2ef52b97ef2c23dd3dd008e53d8bf7bb7531bb418
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d114413669f80383bf5d7ba0bb0845f7197faaf061494ce7f8ddf22d28dfe61
[INFO] running `Command { std: "docker" "start" "-a" "6d114413669f80383bf5d7ba0bb0845f7197faaf061494ce7f8ddf22d28dfe61", kill_on_drop: false }`
[INFO] [stderr]    Compiling decorators v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "6d114413669f80383bf5d7ba0bb0845f7197faaf061494ce7f8ddf22d28dfe61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d114413669f80383bf5d7ba0bb0845f7197faaf061494ce7f8ddf22d28dfe61", kill_on_drop: false }`
[INFO] [stdout] 6d114413669f80383bf5d7ba0bb0845f7197faaf061494ce7f8ddf22d28dfe61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f654e6e82adcc6759647eaee26efe18298967e35549a4b90604869e076413ce
[INFO] running `Command { std: "docker" "start" "-a" "9f654e6e82adcc6759647eaee26efe18298967e35549a4b90604869e076413ce", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/decorators-60912f8d163adc65)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests decorators
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 46) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 18) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 46) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `some_widget` in this scope
[INFO] [stdout]   --> src/lib.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | let w = some_widget.width(10).height(20);
[INFO] [stdout]    |         ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Widget` in this scope
[INFO] [stdout]   --> src/lib.rs:48:15
[INFO] [stdout]    |
[INFO] [stdout] 48 | assert_eq!(w, Widget {width: 10, height: 20, background_color: None});
[INFO] [stdout]    |               ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error: cannot find derive macro `Decorator` in this scope
[INFO] [stdout]  --> src/lib.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Decorator)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 5 + use decorators::Decorator;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `dec` in this scope
[INFO] [stdout]  --> src/lib.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[dec]
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]   |
[INFO] [stdout] 8 -     #[dec]
[INFO] [stdout] 8 +     #[doc]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `dec` in this scope
[INFO] [stdout]   --> src/lib.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[dec]
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: a built-in attribute with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 10 -     #[dec]
[INFO] [stdout] 10 +     #[doc]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `opt_dec` in this scope
[INFO] [stdout]   --> src/lib.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |     #[opt_dec]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `RGBA` in this scope
[INFO] [stdout]   --> src/lib.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |     background_color: Option<RGBA>,
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout]  7 | struct Widget<RGBA> {
[INFO] [stdout]    |              ++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 18) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `RGBA` in this scope
[INFO] [stdout]   --> src/lib.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     background_color: Option<RGBA>,
[INFO] [stdout]    |                              ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct Widget<RGBA> {
[INFO] [stdout]    |              ++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `RGBA` in this scope
[INFO] [stdout]   --> src/lib.rs:37:53
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn background_color(self, background_color: RGBA) -> Self {
[INFO] [stdout]    |                                                     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 18)
[INFO] [stdout]     src/lib.rs - (line 46)
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9f654e6e82adcc6759647eaee26efe18298967e35549a4b90604869e076413ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f654e6e82adcc6759647eaee26efe18298967e35549a4b90604869e076413ce", kill_on_drop: false }`
[INFO] [stdout] 9f654e6e82adcc6759647eaee26efe18298967e35549a4b90604869e076413ce
