[INFO] fetching crate serde_yaml 0.9.14...
[INFO] testing serde_yaml-0.9.14 against try#8dae881ac166f8debe04e17604ebbe2ab47083fd+target=i686-unknown-linux-musl for musl_upgrade_test
[INFO] extracting crate serde_yaml 0.9.14 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate serde_yaml 0.9.14 on toolchain 8dae881ac166f8debe04e17604ebbe2ab47083fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_yaml 0.9.14
[INFO] finished tweaking crates.io crate serde_yaml 0.9.14
[INFO] tweaked toml for crates.io crate serde_yaml 0.9.14 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v1.0.7
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fed6d6f08f62704c88525a9b726826c472d07a8b91a775faeca8f82db7152d5
[INFO] running `Command { std: "docker" "start" "-a" "9fed6d6f08f62704c88525a9b726826c472d07a8b91a775faeca8f82db7152d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fed6d6f08f62704c88525a9b726826c472d07a8b91a775faeca8f82db7152d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fed6d6f08f62704c88525a9b726826c472d07a8b91a775faeca8f82db7152d5", kill_on_drop: false }`
[INFO] [stdout] 9fed6d6f08f62704c88525a9b726826c472d07a8b91a775faeca8f82db7152d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e8ad4b4a9b4a0e61647c0caf92e4a0e1d9bf4e1007522a0b3fb21fc0f4d6e806
[INFO] running `Command { std: "docker" "start" "-a" "e8ad4b4a9b4a0e61647c0caf92e4a0e1d9bf4e1007522a0b3fb21fc0f4d6e806", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.4
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling serde_yaml v0.9.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "e8ad4b4a9b4a0e61647c0caf92e4a0e1d9bf4e1007522a0b3fb21fc0f4d6e806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8ad4b4a9b4a0e61647c0caf92e4a0e1d9bf4e1007522a0b3fb21fc0f4d6e806", kill_on_drop: false }`
[INFO] [stdout] e8ad4b4a9b4a0e61647c0caf92e4a0e1d9bf4e1007522a0b3fb21fc0f4d6e806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a7f97095c2402020c10b319db87fe9407eb832ec46617327719cf0bb7f801595
[INFO] running `Command { std: "docker" "start" "-a" "a7f97095c2402020c10b319db87fe9407eb832ec46617327719cf0bb7f801595", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling indoc v1.0.7
[INFO] [stderr]    Compiling serde_yaml v0.9.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.23s
[INFO] running `Command { std: "docker" "inspect" "a7f97095c2402020c10b319db87fe9407eb832ec46617327719cf0bb7f801595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f97095c2402020c10b319db87fe9407eb832ec46617327719cf0bb7f801595", kill_on_drop: false }`
[INFO] [stdout] a7f97095c2402020c10b319db87fe9407eb832ec46617327719cf0bb7f801595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] df7814dcb7a5ef1c2bd0ae4766c56ec3bad7d3158e93e413f08a5f9179135ad7
[INFO] running `Command { std: "docker" "start" "-a" "df7814dcb7a5ef1c2bd0ae4766c56ec3bad7d3158e93e413f08a5f9179135ad7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/serde_yaml-387edf02163e013b)
[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]      Running tests/test_de.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/test_de-c232a9a6766aa008)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test_empty_scalar ... ok
[INFO] [stdout] test test_byte_order_mark ... ok
[INFO] [stdout] test test_borrowed ... ok
[INFO] [stdout] test test_enum_alias ... ok
[INFO] [stdout] test test_empty_string ... ok
[INFO] [stdout] test test_i128_big ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_enum_representations ... ok
[INFO] [stdout] test test_numbers ... ok
[INFO] [stdout] test test_number_as_string ... ok
[INFO] [stdout] test test_number_alias_as_string ... ok
[INFO] [stdout] test test_no_required_fields ... ok
[INFO] [stdout] test test_stateful ... ok
[INFO] [stdout] test test_alias ... ok
[INFO] [stdout] test test_bomb ... ok
[INFO] [stdout] test test_de_mapping ... ok
[INFO] [stdout] test test_python_safe_dump ... ok
[INFO] [stdout] test test_ignore_tag ... ok
[INFO] [stderr]      Running tests/test_error.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/test_error-9a9658412a8a4a06)
[INFO] [stdout] test test_option_alias ... ok
[INFO] [stdout] test test_tag_resolution ... ok
[INFO] [stdout] test test_u128_big ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test test_bad_bool ... ok
[INFO] [stdout] test test_bad_float ... ok
[INFO] [stdout] test test_ignored_unknown_anchor ... ok
[INFO] [stdout] test test_incorrect_nested_type ... ok
[INFO] [stdout] test test_incorrect_type ... ok
[INFO] [stdout] test test_deserialize_nested_enum ... ok
[INFO] [stdout] test test_bad_null ... ok
[INFO] [stdout] test test_bytes ... ok
[INFO] [stdout] test test_billion_laughs ... ok
[INFO] [stdout] test test_empty ... ok
[INFO] [stdout] test test_bad_int ... ok
[INFO] [stdout] test test_infinite_recursion_newtype ... ok
[INFO] [stdout] test test_long_tuple ... ok
[INFO] [stdout] test test_infinite_recursion_arrays ... ok
[INFO] [stdout] test test_missing_field ... ok
[INFO] [stdout] test test_invalid_scalar_type ... ok
[INFO] [stdout] test test_second_document_syntax_error ... ok
[INFO] [stdout] test test_missing_enum_tag ... ok
[INFO] [stdout] test test_unknown_anchor ... ok
[INFO] [stdout] test test_scan_error ... ok
[INFO] [stdout] test test_variant_not_a_seq ... ok
[INFO] [stdout] test test_infinite_recursion_objects ... ok
[INFO] [stdout] test test_two_documents ... ok
[INFO] [stdout] test test_duplicate_keys ... ok
[INFO] [stdout] test test_struct_from_sequence ... ok
[INFO] [stdout] test test_serialize_nested_enum ... ok
[INFO] [stdout] test test_short_tuple ... ok
[INFO] [stdout] test test_finite_recursion_objects ... ok
[INFO] [stdout] test test_finite_recursion_arrays ... ok
[INFO] [stderr]      Running tests/test_serde.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/test_serde-0fc19ed3606d8cb1)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test test_basic_struct ... ok
[INFO] [stdout] test test_int_max_u64 ... ok
[INFO] [stdout] test test_mapping ... ok
[INFO] [stdout] test test_int_max_i64 ... ok
[INFO] [stdout] test test_long_string ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_char ... ok
[INFO] [stdout] test test_map ... ok
[INFO] [stdout] test test_default ... ok
[INFO] [stdout] test test_map_key_value ... ok
[INFO] [stdout] test test_struct_variant ... ok
[INFO] [stdout] test test_nested_enum ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_int_min_i64 ... ok
[INFO] [stdout] test test_i128_small ... ok
[INFO] [stdout] test test_strings_needing_quote ... ok
[INFO] [stdout] test test_float32 ... ok
[INFO] [stdout] test test_u128_small ... ok
[INFO] [stdout] test test_newtype_struct ... ok
[INFO] [stdout] test test_tuple_variant ... ok
[INFO] [stderr]      Running tests/test_value.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/test_value-0e8733d438d2409c)
[INFO] [stdout] test test_unit_variant ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_multiline_string ... ok
[INFO] [stdout] test test_tagged_map_value ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test test_unit_struct ... ok
[INFO] [stdout] test test_newtype_variant ... ok
[INFO] [stdout] test test_nested_vec ... ok
[INFO] [stdout] test test_nested_struct ... ok
[INFO] [stdout] test test_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_merge ... ok
[INFO] [stdout] test test_tagged ... ok
[INFO] [stdout] test test_nan ... ok
[INFO] [stdout] test test_debug ... ok
[INFO] [stdout] test test_into_deserializer ... ok
[INFO] [stdout] test test_digits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df7814dcb7a5ef1c2bd0ae4766c56ec3bad7d3158e93e413f08a5f9179135ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7814dcb7a5ef1c2bd0ae4766c56ec3bad7d3158e93e413f08a5f9179135ad7", kill_on_drop: false }`
[INFO] [stdout] df7814dcb7a5ef1c2bd0ae4766c56ec3bad7d3158e93e413f08a5f9179135ad7