[INFO] fetching crate sing_macros 0.1.3...
[INFO] testing sing_macros-0.1.3 against 1.76.0 for beta-1.77-1
[INFO] extracting crate sing_macros 0.1.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate sing_macros 0.1.3 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sing_macros 0.1.3
[INFO] finished tweaking crates.io crate sing_macros 0.1.3
[INFO] tweaked toml for crates.io crate sing_macros 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sing_util v0.1.3
[INFO] [stderr]   Downloaded sing_parse v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac46c3b640eccf0ed086083f3c8dee336331fa05fb6481ab47c2015d98d0a299
[INFO] running `Command { std: "docker" "start" "-a" "ac46c3b640eccf0ed086083f3c8dee336331fa05fb6481ab47c2015d98d0a299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac46c3b640eccf0ed086083f3c8dee336331fa05fb6481ab47c2015d98d0a299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac46c3b640eccf0ed086083f3c8dee336331fa05fb6481ab47c2015d98d0a299", kill_on_drop: false }`
[INFO] [stdout] ac46c3b640eccf0ed086083f3c8dee336331fa05fb6481ab47c2015d98d0a299
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ea1de3db66b026325264827f51239342877e9e1979bb0b60ec5d438b3d7c1d9
[INFO] running `Command { std: "docker" "start" "-a" "5ea1de3db66b026325264827f51239342877e9e1979bb0b60ec5d438b3d7c1d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling sing_util v0.1.3
[INFO] [stderr]    Compiling ron v0.7.1
[INFO] [stderr]    Compiling sing_parse v0.1.3
[INFO] [stderr]    Compiling sing_macros v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.55s
[INFO] running `Command { std: "docker" "inspect" "5ea1de3db66b026325264827f51239342877e9e1979bb0b60ec5d438b3d7c1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea1de3db66b026325264827f51239342877e9e1979bb0b60ec5d438b3d7c1d9", kill_on_drop: false }`
[INFO] [stdout] 5ea1de3db66b026325264827f51239342877e9e1979bb0b60ec5d438b3d7c1d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43b94dc4307d6bbae5b95d03b27930ff76f44e809635455b8276f94a699855c6
[INFO] running `Command { std: "docker" "start" "-a" "43b94dc4307d6bbae5b95d03b27930ff76f44e809635455b8276f94a699855c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sing_macros v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "43b94dc4307d6bbae5b95d03b27930ff76f44e809635455b8276f94a699855c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43b94dc4307d6bbae5b95d03b27930ff76f44e809635455b8276f94a699855c6", kill_on_drop: false }`
[INFO] [stdout] 43b94dc4307d6bbae5b95d03b27930ff76f44e809635455b8276f94a699855c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 232a4bac93e85d91372ba9645470ccb4a6320868727a7c5367276bb344466d93
[INFO] running `Command { std: "docker" "start" "-a" "232a4bac93e85d91372ba9645470ccb4a6320868727a7c5367276bb344466d93", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sing_macros-551fbab1edfee3dc)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::trait_call ... ok
[INFO] [stdout] test tests::save_tokenstream ... ok
[INFO] [stdout] test tests::non_trait_call - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sing_macros
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - sing_add_trait (line 48) ... FAILED
[INFO] [stdout] test src/lib.rs - sing_loop (line 175) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - sing_add_trait (line 48) stdout ----
[INFO] [stdout] error: cannot find attribute `sing_add_trait` in this scope
[INFO] [stdout]   --> src/lib.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[sing_add_trait()]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this attribute macro
[INFO] [stdout]    |
[INFO] [stdout] 2  + use sing_macros::sing_add_trait;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]  --> src/lib.rs:53:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use serde::Serialize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]  --> src/lib.rs:53:28
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use serde::Deserialize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - sing_loop (line 175) stdout ----
[INFO] [stdout] error: cannot find macro `sing_loop` in this scope
[INFO] [stdout]  --> src/lib.rs:178:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    sing_loop!(tree, [different, ron::to_string, ron::from_str],);
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use sing_macros::sing_loop;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `BananaTree` in this scope
[INFO] [stdout]  --> src/lib.rs:176:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let tree = BananaTree {};
[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 E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - sing_add_trait (line 48)
[INFO] [stdout]     src/lib.rs - sing_loop (line 175)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "232a4bac93e85d91372ba9645470ccb4a6320868727a7c5367276bb344466d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232a4bac93e85d91372ba9645470ccb4a6320868727a7c5367276bb344466d93", kill_on_drop: false }`
[INFO] [stdout] 232a4bac93e85d91372ba9645470ccb4a6320868727a7c5367276bb344466d93
