[INFO] fetching crate easyerr_derive 0.1.0...
[INFO] checking easyerr_derive-0.1.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate easyerr_derive 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate easyerr_derive 0.1.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate easyerr_derive 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate easyerr_derive 0.1.0
[INFO] tweaked toml for crates.io crate easyerr_derive 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85cc743c9b2df3919f231acc2bd6194893e835cfbca1d85f799450dd162d106f
[INFO] running `Command { std: "docker" "start" "-a" "85cc743c9b2df3919f231acc2bd6194893e835cfbca1d85f799450dd162d106f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85cc743c9b2df3919f231acc2bd6194893e835cfbca1d85f799450dd162d106f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85cc743c9b2df3919f231acc2bd6194893e835cfbca1d85f799450dd162d106f", kill_on_drop: false }`
[INFO] [stdout] 85cc743c9b2df3919f231acc2bd6194893e835cfbca1d85f799450dd162d106f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 614c8278c0065ab90733a56e36f2d172ea65e576041d54885df27a1df58cd70d
[INFO] running `Command { std: "docker" "start" "-a" "614c8278c0065ab90733a56e36f2d172ea65e576041d54885df27a1df58cd70d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.90
[INFO] [stderr]     Checking easyerr_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `easyerr`
[INFO] [stdout]  --> tests/complex.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use easyerr::prelude::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `easyerr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `easyerr`
[INFO] [stdout]  --> tests/struct.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use easyerr::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `easyerr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `easyerr`
[INFO] [stdout]  --> tests/enum.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use easyerr::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `easyerr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Error` in this scope
[INFO] [stdout]  --> tests/enum.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Error)]
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 1 + use easyerr_derive::Error;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Error` in this scope
[INFO] [stdout]   --> tests/struct.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive(Debug, Error)]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 1  + use easyerr_derive::Error;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Error` in this scope
[INFO] [stdout]   --> tests/complex.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Debug, Error)]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 1  + use easyerr_derive::Error;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]  --> tests/enum.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 |     #[error(transparent)]
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]   --> tests/struct.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[error("something went wrong")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]   --> tests/complex.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |     #[error("failed to read message from {path:?}")]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]  --> tests/enum.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |     #[error("something went terribly wrong!")]
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Error` in this scope
[INFO] [stdout]   --> tests/struct.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Error)]
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 1  + use easyerr_derive::Error;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]   --> tests/complex.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[error("failed to validate message")]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]  --> tests/enum.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |     #[error("stringy {f0}")]
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `ensure` in this scope
[INFO] [stdout]   --> tests/complex.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ensure!(msg.len() > 100, ValidateMessageError::TooLong(msg.len()));
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]   --> tests/struct.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[error("something went wrong with the number {f0}")]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `ensure` in this scope
[INFO] [stdout]   --> tests/complex.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ensure!(msg.len() < 20, ValidateMessageError::TooShort(msg.len()));
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Error` in this scope
[INFO] [stdout]  --> tests/struct.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Debug, Error)]
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 1 + use easyerr_derive::Error;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Error` in this scope
[INFO] [stdout]  --> tests/complex.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Error)]
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 1 + use easyerr_derive::Error;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]  --> tests/struct.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[error(transparent)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]  --> tests/complex.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |     #[error("message is too short: {f0} bytes")]
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `error` in this scope
[INFO] [stdout]  --> tests/complex.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[error("message is too long: {f0} bytes")]
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `context` found for enum `Result` in the current scope
[INFO] [stdout]   --> tests/enum.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |       let _e = Err::<(), _>(std::io::Error::new(std::io::ErrorKind::NotFound, "oops"))
[INFO] [stdout]    |  ______________-
[INFO] [stdout] 15 | |         .context(TestCtx::Foo { a: 0 });
[INFO] [stdout]    | |         -^^^^^^^ method not found in `Result<(), Error>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `context` found for enum `Result` in the current scope
[INFO] [stdout]   --> tests/struct.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |       let _e = Err::<(), _>(std::io::Error::new(std::io::ErrorKind::NotFound, "oops"))
[INFO] [stdout]    |  ______________-
[INFO] [stdout] 20 | |         .context(FooCtx { x: [0] });
[INFO] [stdout]    | |         -^^^^^^^ method not found in `Result<(), Error>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `context` found for enum `Result` in the current scope
[INFO] [stdout]   --> tests/complex.rs:37:54
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let message = std::fs::read_to_string(&path).context(OpenMyStructCtx::Read { path })?;
[INFO] [stdout]    |                                                      ^^^^^^^ method not found in `Result<String, Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `easyerr_derive` (test "struct") due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `easyerr_derive` (test "enum") due to 6 previous errors
[INFO] [stdout] error[E0599]: no method named `context` found for enum `Result` in the current scope
[INFO] [stdout]   --> tests/complex.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |         validate_message(&message).context(OpenMyStructCtx::Validation)?;
[INFO] [stdout]    |                                    ^^^^^^^ method not found in `Result<(), ValidateMessageError>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OpenMyStructCtx`
[INFO] [stdout]   --> tests/complex.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 |         validate_message(&message).context(OpenMyStructCtx::Validation)?;
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            use of undeclared type `OpenMyStructCtx`
[INFO] [stdout]    |                                            help: an enum with a similar name exists: `OpenMyStructError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `OpenMyStructCtx`
[INFO] [stdout]   --> tests/complex.rs:37:62
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let message = std::fs::read_to_string(&path).context(OpenMyStructCtx::Read { path })?;
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                                              |
[INFO] [stdout]    |                                                              use of undeclared type `OpenMyStructCtx`
[INFO] [stdout]    |                                                              help: an enum with a similar name exists: `OpenMyStructError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `easyerr_derive` (test "complex") due to 13 previous errors
[INFO] running `Command { std: "docker" "inspect" "614c8278c0065ab90733a56e36f2d172ea65e576041d54885df27a1df58cd70d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614c8278c0065ab90733a56e36f2d172ea65e576041d54885df27a1df58cd70d", kill_on_drop: false }`
[INFO] [stdout] 614c8278c0065ab90733a56e36f2d172ea65e576041d54885df27a1df58cd70d
