[INFO] fetching crate impl-opaque 0.5.2...
[INFO] testing impl-opaque-0.5.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate impl-opaque 0.5.2 into /workspace/builds/worker-5-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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate impl-opaque 0.5.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15766c2109ddfac5f9e7b159211b698f699ac16ae993acd0b5da4b61d4c529f6
[INFO] running `Command { std: "docker" "start" "-a" "15766c2109ddfac5f9e7b159211b698f699ac16ae993acd0b5da4b61d4c529f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15766c2109ddfac5f9e7b159211b698f699ac16ae993acd0b5da4b61d4c529f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15766c2109ddfac5f9e7b159211b698f699ac16ae993acd0b5da4b61d4c529f6", kill_on_drop: false }`
[INFO] [stdout] 15766c2109ddfac5f9e7b159211b698f699ac16ae993acd0b5da4b61d4c529f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 232721e309529517017a399a04cad4b0ca5f8ea5819b20fc04d600f08de57261
[INFO] running `Command { std: "docker" "start" "-a" "232721e309529517017a399a04cad4b0ca5f8ea5819b20fc04d600f08de57261", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[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 5.63s
[INFO] running `Command { std: "docker" "inspect" "232721e309529517017a399a04cad4b0ca5f8ea5819b20fc04d600f08de57261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232721e309529517017a399a04cad4b0ca5f8ea5819b20fc04d600f08de57261", kill_on_drop: false }`
[INFO] [stdout] 232721e309529517017a399a04cad4b0ca5f8ea5819b20fc04d600f08de57261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c2331997947ca4f706d91011743236648c32948c0367789b61b8d2c541d9661
[INFO] running `Command { std: "docker" "start" "-a" "5c2331997947ca4f706d91011743236648c32948c0367789b61b8d2c541d9661", 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" "5c2331997947ca4f706d91011743236648c32948c0367789b61b8d2c541d9661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2331997947ca4f706d91011743236648c32948c0367789b61b8d2c541d9661", kill_on_drop: false }`
[INFO] [stdout] 5c2331997947ca4f706d91011743236648c32948c0367789b61b8d2c541d9661
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c5109c9c379d6361fcb5fe82bb75e437a037b08b0181cf985336c6fc7d548cd
[INFO] running `Command { std: "docker" "start" "-a" "7c5109c9c379d6361fcb5fe82bb75e437a037b08b0181cf985336c6fc7d548cd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/impl_opaque-5c09c20d8b4f0e7f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests impl_opaque
[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] [stdout] 
[INFO] [stdout] running 6 tests
[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 87) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 41) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 14) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 68) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[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] 3 | #[opaque]
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]   |
[INFO] [stdout] 2 + use impl_opaque::opaque;
[INFO] [stdout]   |
[INFO] [stdout] 2 + 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] 8 |         #[field]
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Struct` in this scope
[INFO] [stdout]  --> src/lib.rs:54:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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 E0412`.
[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] 3 | #[opaque]
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]   |
[INFO] [stdout] 2 + use impl_opaque::opaque;
[INFO] [stdout]   |
[INFO] [stdout] 2 + 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] 5 |     field!(count: i32 = 0);
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Struct` in this scope
[INFO] [stdout]  --> src/lib.rs:30:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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 E0412`.
[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] 3 | #[opaque(pub(self) count: i32)]
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]   |
[INFO] [stdout] 2 + use impl_opaque::opaque;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use impl_opaque_macro::opaque;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Struct` in this scope
[INFO] [stdout]  --> src/lib.rs:43:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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 E0412`.
[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] 3 | #[opaque]
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]   |
[INFO] [stdout] 2 + use impl_opaque::opaque;
[INFO] [stdout]   |
[INFO] [stdout] 2 + 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] 6 |         #[field]
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Struct` in this scope
[INFO] [stdout]  --> src/lib.rs:16:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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 E0412`.
[INFO] [stdout] Couldn't compile the test.
[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] 3 | #[opaque]
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these attribute macros
[INFO] [stdout]   |
[INFO] [stdout] 2 + use impl_opaque::opaque;
[INFO] [stdout]   |
[INFO] [stdout] 2 + 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] 6 |         #[field]
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Struct` in this scope
[INFO] [stdout]  --> src/lib.rs:70:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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 E0412`.
[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 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7c5109c9c379d6361fcb5fe82bb75e437a037b08b0181cf985336c6fc7d548cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5109c9c379d6361fcb5fe82bb75e437a037b08b0181cf985336c6fc7d548cd", kill_on_drop: false }`
[INFO] [stdout] 7c5109c9c379d6361fcb5fe82bb75e437a037b08b0181cf985336c6fc7d548cd
