[INFO] fetching crate frunk_core 0.4.0...
[INFO] testing frunk_core-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate frunk_core 0.4.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate frunk_core 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.0.5
[INFO] [stderr]   Downloaded frunk_proc_macros v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d722affdbeec1c0d2acea43f279ca2c061d9b07e39f82da2e15e00880c96b7a8
[INFO] running `Command { std: "docker" "start" "-a" "d722affdbeec1c0d2acea43f279ca2c061d9b07e39f82da2e15e00880c96b7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d722affdbeec1c0d2acea43f279ca2c061d9b07e39f82da2e15e00880c96b7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d722affdbeec1c0d2acea43f279ca2c061d9b07e39f82da2e15e00880c96b7a8", kill_on_drop: false }`
[INFO] [stdout] d722affdbeec1c0d2acea43f279ca2c061d9b07e39f82da2e15e00880c96b7a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35c3dd04963b949cd406d70cbd4133f5c66e4fc16c01588745822052339b78ba
[INFO] running `Command { std: "docker" "start" "-a" "35c3dd04963b949cd406d70cbd4133f5c66e4fc16c01588745822052339b78ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling frunk_core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "35c3dd04963b949cd406d70cbd4133f5c66e4fc16c01588745822052339b78ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c3dd04963b949cd406d70cbd4133f5c66e4fc16c01588745822052339b78ba", kill_on_drop: false }`
[INFO] [stdout] 35c3dd04963b949cd406d70cbd4133f5c66e4fc16c01588745822052339b78ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94793709e9a63f94cf353499ca484ef41e61c0fc6c836120872968b5d75f4900
[INFO] running `Command { std: "docker" "start" "-a" "94793709e9a63f94cf353499ca484ef41e61c0fc6c836120872968b5d75f4900", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 proc-macro-hack v0.5.19
[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 11.86s
[INFO] running `Command { std: "docker" "inspect" "94793709e9a63f94cf353499ca484ef41e61c0fc6c836120872968b5d75f4900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94793709e9a63f94cf353499ca484ef41e61c0fc6c836120872968b5d75f4900", kill_on_drop: false }`
[INFO] [stdout] 94793709e9a63f94cf353499ca484ef41e61c0fc6c836120872968b5d75f4900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c672f04d87cbe584789e3ea9a203b3d5aa5143453e602601c3906c7f6019634
[INFO] running `Command { std: "docker" "start" "-a" "3c672f04d87cbe584789e3ea9a203b3d5aa5143453e602601c3906c7f6019634", 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: `frunk_core` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/frunk_core-7ae1ca10ab174d87)
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test coproduct::tests::test_coproduct_embed ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_fold_non_consuming ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_fold_consuming ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_inject ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_poly_fold_consuming ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_subset ... 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_Hlist_macro ... ok
[INFO] [stdout] test hlist::tests::test_hcons ... ok
[INFO] [stdout] test hlist::tests::test_foldr_non_consuming ... ok
[INFO] [stdout] test hlist::tests::test_hlist_macro ... ok
[INFO] [stdout] test hlist::tests::test_into_vec ... ok
[INFO] [stdout] test hlist::tests::test_lift ... ok
[INFO] [stdout] test hlist::tests::test_map_consuming ... ok
[INFO] [stdout] test hlist::tests::test_into_reverse ... ok
[INFO] [stdout] test hlist::tests::test_map_non_consuming ... ok
[INFO] [stdout] test coproduct::tests::test_coproduct_uninject ... 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_foldl_consuming ... ok
[INFO] [stdout] test hlist::tests::test_poly_foldr_consuming ... ok
[INFO] [stdout] test hlist::tests::test_len_const ... ok
[INFO] [stdout] test hlist::tests::test_map_single_func_consuming ... ok
[INFO] [stdout] test hlist::tests::test_map_single_func_non_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_single_func_foldl_non_consuming ... ok
[INFO] [stdout] test hlist::tests::test_poly_map_non_consuming ... ok
[INFO] [stdout] test hlist::tests::test_single_func_foldl_consuming ... 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::chars::simple_var_names_are_allowed ... ok
[INFO] [stdout] test labelled::tests::test_field_construction ... ok
[INFO] [stdout] test labelled::tests::test_anonymous_record_usage ... ok
[INFO] [stdout] test labelled::tests::test_field_debug ... ok
[INFO] [stdout] test labelled::tests::test_label_new_building ... ok
[INFO] [stdout] test labelled::tests::test_name ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_recursive_simple ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_sculpting_required_simple ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_sculpting_somewhat_simple ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hcons_sculpting_super_simple ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_hnil_identity ... ok
[INFO] [stderr]    Doc-tests frunk_core
[INFO] [stdout] test labelled::tests::test_unlabelling ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_through_containers ... ok
[INFO] [stdout] test labelled::tests::test_value_labelling ... ok
[INFO] [stdout] test macros::tests::ellipsis_ignore ... ok
[INFO] [stdout] test macros::tests::ellipsis_tail ... ok
[INFO] [stdout] test macros::tests::poly_fn_macro_coproduct_test ... ok
[INFO] [stdout] test labelled::tests::test_transmogrify_identical_transform_labelled_fields ... ok
[INFO] [stdout] test macros::tests::poly_fn_macro_test ... ok
[INFO] [stdout] test macros::tests::poly_fn_macro_trailing_commas_test ... ok
[INFO] [stdout] test macros::tests::trailing_commas ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 79 tests
[INFO] [stdout] test src/hlist.rs - hlist::HCons<Head, Tail>::foldl (line 614) ... ignored
[INFO] [stdout] test src/hlist.rs - hlist::HNil::foldl (line 611) ... ignored
[INFO] [stdout] test src/hlist.rs - hlist::HNil::sculpt (line 607) ... FAILED
[INFO] [stdout] test src/generic.rs - generic (line 8) ... FAILED
[INFO] [stdout] test src/labelled.rs - labelled::LabelledGeneric (line 166) ... FAILED
[INFO] [stdout] test src/macros.rs - HList (line 87) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist::LiftInto (line 1439) ... FAILED
[INFO] [stdout] test src/labelled.rs - labelled (line 71) ... FAILED
[INFO] [stdout] test src/labelled.rs - labelled::Transmogrifier (line 640) ... FAILED
[INFO] [stdout] test src/labelled.rs - labelled (line 37) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist::HCons<Head, Tail>::foldr (line 644) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist::HNil::foldr (line 641) ... FAILED
[INFO] [stdout] test src/generic.rs - generic::Generic (line 52) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist::LiftFrom (line 1411) ... FAILED
[INFO] [stdout] test src/labelled.rs - labelled::IntoValueLabelled::into_value_labelled (line 534) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist::HCons<Head, Tail>::sculpt (line 610) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist::HList::LEN (line 73) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist (line 8) ... FAILED
[INFO] [stdout] test src/hlist.rs - hlist::HList::static_len (line 116) ... 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-33bd7301da58cb8c.rlib --extern frunk_core=/opt/rustwide/target/debug/deps/libfrunk_core-f930ffb89106003c.rlib --extern frunk_derives=/opt/rustwide/target/debug/deps/libfrunk_derives-fc42e9412ab1e312.so --extern frunk_proc_macros=/opt/rustwide/target/debug/deps/libfrunk_proc_macros-5cc9c3df549d0009.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3c672f04d87cbe584789e3ea9a203b3d5aa5143453e602601c3906c7f6019634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c672f04d87cbe584789e3ea9a203b3d5aa5143453e602601c3906c7f6019634", kill_on_drop: false }`
[INFO] [stdout] 3c672f04d87cbe584789e3ea9a203b3d5aa5143453e602601c3906c7f6019634