[INFO] cloning repository https://github.com/andyli386/03-macros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andyli386/03-macros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyli386%2F03-macros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyli386%2F03-macros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d032a59c5c2206b964bfc1c16384c965ffdc4e47
[INFO] checking andyli386/03-macros against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyli386%2F03-macros" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andyli386/03-macros
[INFO] finished tweaking git repo https://github.com/andyli386/03-macros
[INFO] tweaked toml for git repo https://github.com/andyli386/03-macros written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andyli386/03-macros on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andyli386/03-macros already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd
[INFO] running `Command { std: "docker" "start" "3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]     Checking macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `anyhow::Error`
[INFO] [stdout]   --> examples/my_try.rs:8:36
[INFO] [stdout]    |
[INFO] [stdout]  4 | macro_rules! my_try {
[INFO] [stdout] ...
[INFO] [stdout]  8 |             Err(err) => return Err(err.into()),
[INFO] [stdout]    |                                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     let ret = f3(my_try!(f2(my_try!(f1("hello")))))?;
[INFO] [stdout]    |                             -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: you can instead use the fully-qualified path `<anyhow::Error as Into<anyhow::Error>::into(val) to avoid triggering this lint
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `anyhow::Error`
[INFO] [stdout]   --> examples/my_try.rs:8:36
[INFO] [stdout]    |
[INFO] [stdout]  4 | macro_rules! my_try {
[INFO] [stdout] ...
[INFO] [stdout]  8 |             Err(err) => return Err(err.into()),
[INFO] [stdout]    |                                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     let ret = f3(my_try!(f2(my_try!(f1("hello")))))?;
[INFO] [stdout]    |                  --------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: you can instead use the fully-qualified path `<anyhow::Error as Into<anyhow::Error>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `macros` (example "my_try") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd", kill_on_drop: false }`
[INFO] [stdout] 3146a3bd11d1f5e3f18f63fa551fc399aad53ed9ab2da395ac2a317548b658fd
