[INFO] fetching crate impl-opaque 0.5.2...
[INFO] testing impl-opaque-0.5.2 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate impl-opaque 0.5.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate impl-opaque 0.5.2
[INFO] finished tweaking crates.io crate impl-opaque 0.5.2
[INFO] tweaked toml for crates.io crate impl-opaque 0.5.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate impl-opaque 0.5.2 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 5 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded impl-opaque-macro v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9628ca7cdf9e838e695ef3df21f8b63847978aa6fdc9c8ee8cb055a0f3c2677f
[INFO] running `Command { std: "docker" "start" "-a" "9628ca7cdf9e838e695ef3df21f8b63847978aa6fdc9c8ee8cb055a0f3c2677f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9628ca7cdf9e838e695ef3df21f8b63847978aa6fdc9c8ee8cb055a0f3c2677f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9628ca7cdf9e838e695ef3df21f8b63847978aa6fdc9c8ee8cb055a0f3c2677f", kill_on_drop: false }`
[INFO] [stdout] 9628ca7cdf9e838e695ef3df21f8b63847978aa6fdc9c8ee8cb055a0f3c2677f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d3a1334932e02e874412400e2286fc779cf354dbef06d41df5b9c9d84bd803c7
[INFO] running `Command { std: "docker" "start" "-a" "d3a1334932e02e874412400e2286fc779cf354dbef06d41df5b9c9d84bd803c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling impl-opaque-macro v0.5.2
[INFO] [stderr]    Compiling impl-opaque v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "d3a1334932e02e874412400e2286fc779cf354dbef06d41df5b9c9d84bd803c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a1334932e02e874412400e2286fc779cf354dbef06d41df5b9c9d84bd803c7", kill_on_drop: false }`
[INFO] [stdout] d3a1334932e02e874412400e2286fc779cf354dbef06d41df5b9c9d84bd803c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7cc5a9faefcbf641a5e22cd64e3e721bad72c28bc9f77e63945452ba73b350a3
[INFO] running `Command { std: "docker" "start" "-a" "7cc5a9faefcbf641a5e22cd64e3e721bad72c28bc9f77e63945452ba73b350a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling impl-opaque v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "7cc5a9faefcbf641a5e22cd64e3e721bad72c28bc9f77e63945452ba73b350a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc5a9faefcbf641a5e22cd64e3e721bad72c28bc9f77e63945452ba73b350a3", kill_on_drop: false }`
[INFO] [stdout] 7cc5a9faefcbf641a5e22cd64e3e721bad72c28bc9f77e63945452ba73b350a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 02270bb35469271bdba296cdd2510b5f3db83a91d3a1b629b0102a841e3e1d86
[INFO] running `Command { std: "docker" "start" "-a" "02270bb35469271bdba296cdd2510b5f3db83a91d3a1b629b0102a841e3e1d86", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/impl_opaque-f4e28829bbd8f49c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests impl_opaque
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 87) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 68) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 52) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 14) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 41) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 68) stdout ----
[INFO] [stdout] error: cannot find attribute `opaque` in this scope
[INFO] [stdout]   --> src/lib.rs:69:3
[INFO] [stdout]    |
[INFO] [stdout] 69 | #[opaque]
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]    |
[INFO] [stdout] 68 + use impl_opaque::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 68 + use impl_opaque_macro::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `field` in this scope
[INFO] [stdout]   --> src/lib.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 |         #[field]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Struct` in this scope
[INFO] [stdout]   --> src/lib.rs:70:6
[INFO] [stdout]    |
[INFO] [stdout] 70 | impl Struct {
[INFO] [stdout]    |      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 52) stdout ----
[INFO] [stdout] error: cannot find attribute `opaque` in this scope
[INFO] [stdout]   --> src/lib.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[opaque]
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]    |
[INFO] [stdout] 52 + use impl_opaque::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 52 + use impl_opaque_macro::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `field` in this scope
[INFO] [stdout]   --> src/lib.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 |         #[field]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Struct` in this scope
[INFO] [stdout]   --> src/lib.rs:54:19
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Iterator for Struct {
[INFO] [stdout]    |                   ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 28) stdout ----
[INFO] [stdout] error: cannot find attribute `opaque` in this scope
[INFO] [stdout]   --> src/lib.rs:29:3
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[opaque]
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]    |
[INFO] [stdout] 28 + use impl_opaque::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 28 + use impl_opaque_macro::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `field` in this scope
[INFO] [stdout]   --> src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     field!(count: i32 = 0);
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Struct` in this scope
[INFO] [stdout]   --> src/lib.rs:30:6
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Struct {
[INFO] [stdout]    |      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 14) stdout ----
[INFO] [stdout] error: cannot find attribute `opaque` in this scope
[INFO] [stdout]   --> src/lib.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[opaque]
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]    |
[INFO] [stdout] 14 + use impl_opaque::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 14 + use impl_opaque_macro::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `field` in this scope
[INFO] [stdout]   --> src/lib.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |         #[field]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Struct` in this scope
[INFO] [stdout]   --> src/lib.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Struct {
[INFO] [stdout]    |      ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 41) stdout ----
[INFO] [stdout] error: cannot find attribute `opaque` in this scope
[INFO] [stdout]   --> src/lib.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[opaque(pub(self) count: i32)]
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]    |
[INFO] [stdout] 41 + use impl_opaque::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 41 + use impl_opaque_macro::opaque;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Struct` in this scope
[INFO] [stdout]   --> src/lib.rs:43:6
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Struct {
[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 14)
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout]     src/lib.rs - (line 41)
[INFO] [stdout]     src/lib.rs - (line 52)
[INFO] [stdout]     src/lib.rs - (line 68)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "02270bb35469271bdba296cdd2510b5f3db83a91d3a1b629b0102a841e3e1d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02270bb35469271bdba296cdd2510b5f3db83a91d3a1b629b0102a841e3e1d86", kill_on_drop: false }`
[INFO] [stdout] 02270bb35469271bdba296cdd2510b5f3db83a91d3a1b629b0102a841e3e1d86
