[INFO] fetching crate serialize_fields_macro 0.2.12...
[INFO] testing serialize_fields_macro-0.2.12 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate serialize_fields_macro 0.2.12 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate serialize_fields_macro 0.2.12
[INFO] finished tweaking crates.io crate serialize_fields_macro 0.2.12
[INFO] tweaked toml for crates.io crate serialize_fields_macro 0.2.12 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serialize_fields_macro 0.2.12 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serialize_fields_macro 0.2.12 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ef176adb301105aad503b2db93f110eefbf885bdd0f7e13cd7c04d7318a22b9
[INFO] running `Command { std: "docker" "start" "-a" "9ef176adb301105aad503b2db93f110eefbf885bdd0f7e13cd7c04d7318a22b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ef176adb301105aad503b2db93f110eefbf885bdd0f7e13cd7c04d7318a22b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef176adb301105aad503b2db93f110eefbf885bdd0f7e13cd7c04d7318a22b9", kill_on_drop: false }`
[INFO] [stdout] 9ef176adb301105aad503b2db93f110eefbf885bdd0f7e13cd7c04d7318a22b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 493f2be8d4e84ecb1a54ccfdd5a209e5687940a60aab85079f1b5b4320373e00
[INFO] running `Command { std: "docker" "start" "-a" "493f2be8d4e84ecb1a54ccfdd5a209e5687940a60aab85079f1b5b4320373e00", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serialize_fields_macro v0.2.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.42s
[INFO] running `Command { std: "docker" "inspect" "493f2be8d4e84ecb1a54ccfdd5a209e5687940a60aab85079f1b5b4320373e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493f2be8d4e84ecb1a54ccfdd5a209e5687940a60aab85079f1b5b4320373e00", kill_on_drop: false }`
[INFO] [stdout] 493f2be8d4e84ecb1a54ccfdd5a209e5687940a60aab85079f1b5b4320373e00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d335154ea68c50bfabe7157b28cb7061401b327a94383eb3e4621f81c1b7f787
[INFO] running `Command { std: "docker" "start" "-a" "d335154ea68c50bfabe7157b28cb7061401b327a94383eb3e4621f81c1b7f787", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialize_fields_macro v0.2.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "d335154ea68c50bfabe7157b28cb7061401b327a94383eb3e4621f81c1b7f787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d335154ea68c50bfabe7157b28cb7061401b327a94383eb3e4621f81c1b7f787", kill_on_drop: false }`
[INFO] [stdout] d335154ea68c50bfabe7157b28cb7061401b327a94383eb3e4621f81c1b7f787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 879c86cdb51e274ee977e60ca8f56688b5dfd473af6f9cabc9ab04ca44270eab
[INFO] running `Command { std: "docker" "start" "-a" "879c86cdb51e274ee977e60ca8f56688b5dfd473af6f9cabc9ab04ca44270eab", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serialize_fields_macro-f09f95994d4063a4)
[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 serialize_fields_macro
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - serialize_fields_derive (line 22) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - serialize_fields_derive (line 22) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `serialize_fields`
[INFO] [stdout]  --> src/lib.rs:23:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serialize_fields::SerializeFields;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `serialize_fields`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `serialize_fields`, use `cargo add serialize_fields` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - serialize_fields_derive (line 22)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.39s; merged doctests compilation took 0.12s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "879c86cdb51e274ee977e60ca8f56688b5dfd473af6f9cabc9ab04ca44270eab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879c86cdb51e274ee977e60ca8f56688b5dfd473af6f9cabc9ab04ca44270eab", kill_on_drop: false }`
[INFO] [stdout] 879c86cdb51e274ee977e60ca8f56688b5dfd473af6f9cabc9ab04ca44270eab