[INFO] fetching crate ident-util 1.0.0...
[INFO] checking ident-util-1.0.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate ident-util 1.0.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate ident-util 1.0.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ident-util 1.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ident-util 1.0.0
[INFO] tweaked toml for crates.io crate ident-util 1.0.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate ident-util 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac8b4491954d6f7da49b18dcf9646208aad8b52c14085b55e7489a106775e7f1
[INFO] running `Command { std: "docker" "start" "-a" "ac8b4491954d6f7da49b18dcf9646208aad8b52c14085b55e7489a106775e7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac8b4491954d6f7da49b18dcf9646208aad8b52c14085b55e7489a106775e7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8b4491954d6f7da49b18dcf9646208aad8b52c14085b55e7489a106775e7f1", kill_on_drop: false }`
[INFO] [stdout] ac8b4491954d6f7da49b18dcf9646208aad8b52c14085b55e7489a106775e7f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdd0af4fd69eddf1c4e5492c8f8ed24d4653ff8f1eafc993a02a444a1abf9a8b
[INFO] running `Command { std: "docker" "start" "-a" "cdd0af4fd69eddf1c4e5492c8f8ed24d4653ff8f1eafc993a02a444a1abf9a8b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ident-util v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `test_fn`
[INFO] [stdout]    --> src/lib.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |             use $p;
[INFO] [stdout]     |                 ^^ no `test_fn` in the root
[INFO] [stdout] ...
[INFO] [stdout] 211 |         assert_eq!(path_of!(test_fn), "test_fn");
[INFO] [stdout]     |                    ----------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `path_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ident-util` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> examples/basic.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 |     println!("Binding `{}` holds `{}`.", name_of!(text), text);
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `name_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> examples/basic.rs:28:42
[INFO] [stdout]    |
[INFO] [stdout] 28 |     println!("Function `{}` says `{}`.", name_of!(greet), greet());
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `name_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cdd0af4fd69eddf1c4e5492c8f8ed24d4653ff8f1eafc993a02a444a1abf9a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd0af4fd69eddf1c4e5492c8f8ed24d4653ff8f1eafc993a02a444a1abf9a8b", kill_on_drop: false }`
[INFO] [stdout] cdd0af4fd69eddf1c4e5492c8f8ed24d4653ff8f1eafc993a02a444a1abf9a8b