[INFO] fetching crate frunk_core 0.4.0...
[INFO] testing frunk_core-0.4.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate frunk_core 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate frunk_core 0.4.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frunk_core 0.4.0
[INFO] finished tweaking crates.io crate frunk_core 0.4.0
[INFO] tweaked toml for crates.io crate frunk_core 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_proc_macros v0.0.5
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3ef6c7c8f2133f7e6e121c1131455ade6a359b5a06f1552afc4d666560d7505
[INFO] running `Command { std: "docker" "start" "-a" "f3ef6c7c8f2133f7e6e121c1131455ade6a359b5a06f1552afc4d666560d7505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3ef6c7c8f2133f7e6e121c1131455ade6a359b5a06f1552afc4d666560d7505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3ef6c7c8f2133f7e6e121c1131455ade6a359b5a06f1552afc4d666560d7505", kill_on_drop: false }`
[INFO] [stdout] f3ef6c7c8f2133f7e6e121c1131455ade6a359b5a06f1552afc4d666560d7505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 868143c87c9eb4324598a09b868a644b13440eb397397f932b157e9defa64646
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "868143c87c9eb4324598a09b868a644b13440eb397397f932b157e9defa64646", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling frunk_core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "868143c87c9eb4324598a09b868a644b13440eb397397f932b157e9defa64646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "868143c87c9eb4324598a09b868a644b13440eb397397f932b157e9defa64646", kill_on_drop: false }`
[INFO] [stdout] 868143c87c9eb4324598a09b868a644b13440eb397397f932b157e9defa64646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3534b75429df74949b0272721748df8e566e654d985557946ce8e873ddd69e1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3534b75429df74949b0272721748df8e566e654d985557946ce8e873ddd69e1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling frunk_core v0.3.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.0.5
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.0.5
[INFO] [stderr]    Compiling frunk_derives v0.3.2
[INFO] [stderr]    Compiling frunk_proc_macros v0.0.5
[INFO] [stderr]    Compiling frunk v0.3.2
[INFO] [stderr]    Compiling frunk_core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]     --> src/coproduct.rs:1125:21
[INFO] [stdout]      |
[INFO] [stdout] 1125 |                 let res: Result<CNil, _> = cnil.subset();
[INFO] [stdout]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.94s
[INFO] running `Command { std: "docker" "inspect" "3534b75429df74949b0272721748df8e566e654d985557946ce8e873ddd69e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3534b75429df74949b0272721748df8e566e654d985557946ce8e873ddd69e1b", kill_on_drop: false }`
[INFO] [stdout] 3534b75429df74949b0272721748df8e566e654d985557946ce8e873ddd69e1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b33bac4f014e3ed4eb987df3074a65736c3872afd401e995a021d73cc584eac9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b33bac4f014e3ed4eb987df3074a65736c3872afd401e995a021d73cc584eac9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]     --> src/coproduct.rs:1125:21
[INFO] [stderr]      |
[INFO] [stderr] 1125 |                 let res: Result<CNil, _> = cnil.subset();
[INFO] [stderr]      |                     ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/frunk_core-ede69c5448716616)
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test coproduct::tests::test_coproduct_embed ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_inject ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_fold_consuming ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_fold_non_consuming ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_poly_fold_consuming ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_subset ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_uninject ... ok
[INFO] [stdout] test hlist::tests::test_Hlist_macro ... ok
[INFO] [stdout] test hlist::tests::test_add ... ok
[INFO] [stdout] test hlist::tests::test_contained_list ... ok
[INFO] [stdout] test hlist::tests::test_foldl_consuming ... ok
[INFO] [stdout] test hlist::tests::test_foldl_non_consuming ... ok
[INFO] [stdout] test hlist::tests::test_foldr_consuming ... ok
[INFO] [stdout] test hlist::tests::test_foldr_non_consuming ... ok
[INFO] [stdout] test hlist::tests::test_hcons ... ok
[INFO] [stdout] test hlist::tests::test_hlist_macro ... ok
[INFO] [stdout] test hlist::tests::test_into_reverse ... ok
[INFO] [stdout] test hlist::tests::test_into_vec ... ok
[INFO] [stdout] test hlist::tests::test_map_consuming ... ok
[INFO] [stdout] test hlist::tests::test_map_non_consuming ... ok
[INFO] [stdout] test hlist::tests::test_map_single_func_consuming ... ok
[INFO] [stdout] test hlist::tests::test_lift ... ok
[INFO] [stdout] test hlist::tests::test_pattern_matching ... ok
[INFO] [stdout] test hlist::tests::test_pluck ... ok
[INFO] [stdout] test hlist::tests::test_poly_foldr_consuming ... ok
[INFO] [stdout] test hlist::tests::test_poly_map_consuming ... ok
[INFO] [stdout] test hlist::tests::test_sculpt ... ok
[INFO] [stdout] test hlist::tests::test_len_const ... ok
[INFO] [stdout] test hlist::tests::test_poly_map_non_consuming ... ok
[INFO] [stdout] test hlist::tests::test_single_func_foldl_non_consuming ... ok
[INFO] [stdout] test labelled::chars::simple_var_names_are_allowed ... ok
[INFO] [stdout] test hlist::tests::test_single_func_foldl_consuming ... ok
[INFO] [stdout] test labelled::tests::test_field_construction ... ok
[INFO] [stdout] test labelled::tests::test_field_debug ... ok
[INFO] [stdout] test hlist::tests::test_single_func_foldr_consuming ... ok
[INFO] [stdout] test hlist::tests::test_zip_composes ... ok
[INFO] [stdout] test hlist::tests::test_zip_easy ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hnil_identity ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_identical_transform_labelled_fields ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_through_containers ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_sculpting_somewhat_simple ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_sculpting_required_simple ... ok
[INFO] [stdout] test labelled::tests::test_value_labelling ... ok
[INFO] [stdout] test labelled::tests::test_unlabelling ... ok
[INFO] [stdout] test macros::tests::ellipsis_tail ... ok
[INFO] [stdout] test macros::tests::poly_fn_macro_coproduct_test ... ok
[INFO] [stdout] test macros::tests::ellipsis_ignore ... ok
[INFO] [stdout] test macros::tests::poly_fn_macro_test ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_recursive_simple ... ok
[INFO] [stdout] test hlist::tests::test_poly_foldl_consuming ... ok
[INFO] [stdout] test hlist::tests::test_map_single_func_non_consuming ... ok
[INFO] [stdout] test labelled::tests::test_name ... ok
[INFO] [stdout] test labelled::tests::test_label_new_building ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_sculpting_super_simple ... ok
[INFO] [stdout] test macros::tests::trailing_commas ... ok
[INFO] [stdout] test macros::tests::poly_fn_macro_trailing_commas_test ... ok
[INFO] [stdout] test labelled::tests::test_anonymous_record_usage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests frunk_core
[INFO] [stdout] 
[INFO] [stdout] running 79 tests
[INFO] [stdout] test src/generic.rs - generic (line 8) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name frunk_core --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern frunk=/opt/rustwide/target/debug/deps/libfrunk-ec4c0d95de017596.rlib --extern frunk_core=/opt/rustwide/target/debug/deps/libfrunk_core-b2d0600aa6f9fba4.rlib --extern frunk_derives=/opt/rustwide/target/debug/deps/libfrunk_derives-430fd2db5b6e26f5.so --extern frunk_proc_macros=/opt/rustwide/target/debug/deps/libfrunk_proc_macros-c7630fadb773d6d6.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b33bac4f014e3ed4eb987df3074a65736c3872afd401e995a021d73cc584eac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33bac4f014e3ed4eb987df3074a65736c3872afd401e995a021d73cc584eac9", kill_on_drop: false }`
[INFO] [stdout] b33bac4f014e3ed4eb987df3074a65736c3872afd401e995a021d73cc584eac9