[INFO] crate serde_yaml 0.8.9 is already in cache
[INFO] extracting crate serde_yaml 0.8.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/serde_yaml/0.8.9
[INFO] extracting crate serde_yaml 0.8.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_yaml/0.8.9
[INFO] validating manifest of serde_yaml-0.8.9 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde_yaml-0.8.9 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde_yaml-0.8.9
[INFO] finished frobbing serde_yaml-0.8.9
[INFO] frobbed toml for serde_yaml-0.8.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serde_yaml/0.8.9/Cargo.toml
[INFO] started frobbing serde_yaml-0.8.9
[INFO] finished frobbing serde_yaml-0.8.9
[INFO] frobbed toml for serde_yaml-0.8.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_yaml/0.8.9/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing serde_yaml-0.8.9 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serde_yaml/0.8.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f766d9aff68b35cda98880bfa6eb123ea242107ba1a64ab3fa8f1e526728df90
[INFO] running `"docker" "start" "-a" "f766d9aff68b35cda98880bfa6eb123ea242107ba1a64ab3fa8f1e526728df90"`
[INFO] [stderr]    Compiling serde_yaml v0.8.9 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:602:38
[INFO] [stderr]     |
[INFO] [stderr] 602 | fn invalid_type(event: &Event, exp: &Expected) -> Error {
[INFO] [stderr]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:606:18
[INFO] [stderr]     |
[INFO] [stderr] 606 |         exp: &'a Expected,
[INFO] [stderr]     |                  ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:170:32
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/value/de.rs:697:37
[INFO] [stderr]     |
[INFO] [stderr] 697 |     fn invalid_type<E>(&self, exp: &Expected) -> E
[INFO] [stderr]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `"docker" "inspect" "f766d9aff68b35cda98880bfa6eb123ea242107ba1a64ab3fa8f1e526728df90"`
[INFO] running `"docker" "rm" "-f" "f766d9aff68b35cda98880bfa6eb123ea242107ba1a64ab3fa8f1e526728df90"`
[INFO] [stdout] f766d9aff68b35cda98880bfa6eb123ea242107ba1a64ab3fa8f1e526728df90
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serde_yaml/0.8.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ac579726988d0d33b39a587401ca0ed63f0a830f4adef30af1f3d0e57d207e89
[INFO] running `"docker" "start" "-a" "ac579726988d0d33b39a587401ca0ed63f0a830f4adef30af1f3d0e57d207e89"`
[INFO] [stderr]    Compiling version-sync v0.5.0
[INFO] [stderr]    Compiling serde_yaml v0.8.9 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:602:38
[INFO] [stderr]     |
[INFO] [stderr] 602 | fn invalid_type(event: &Event, exp: &Expected) -> Error {
[INFO] [stderr]     |                                      ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:606:18
[INFO] [stderr]     |
[INFO] [stderr] 606 |         exp: &'a Expected,
[INFO] [stderr]     |                  ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:170:32
[INFO] [stderr]     |
[INFO] [stderr] 170 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/value/de.rs:697:37
[INFO] [stderr]     |
[INFO] [stderr] 697 |     fn invalid_type<E>(&self, exp: &Expected) -> E
[INFO] [stderr]     |                                     ^^^^^^^^ help: use `dyn`: `dyn Expected`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.67s
[INFO] running `"docker" "inspect" "ac579726988d0d33b39a587401ca0ed63f0a830f4adef30af1f3d0e57d207e89"`
[INFO] running `"docker" "rm" "-f" "ac579726988d0d33b39a587401ca0ed63f0a830f4adef30af1f3d0e57d207e89"`
[INFO] [stdout] ac579726988d0d33b39a587401ca0ed63f0a830f4adef30af1f3d0e57d207e89
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/serde_yaml/0.8.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] cae764f1ef83a7b883d06571d2fb9461c146ff9e5820bef88002d6f46688f325
[INFO] running `"docker" "start" "-a" "cae764f1ef83a7b883d06571d2fb9461c146ff9e5820bef88002d6f46688f325"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_yaml-d083bdf8713e2529
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_de-b99c5939b3c4a086
[INFO] [stdout] test test_alias ... ok
[INFO] [stdout] test test_bomb ... ok
[INFO] [stdout] test test_i128_big ... ok
[INFO] [stdout] test test_enum_alias ... ok
[INFO] [stdout] test test_number_alias_as_string ... ok
[INFO] [stdout] test test_numbers ... ok
[INFO] [stdout] test test_u128_big ... ok
[INFO] [stdout] test test_number_as_string ... ok
[INFO] [stdout] test test_enum_tag ... ok
[INFO] [stdout] test test_de_mapping ... ok
[INFO] [stdout] test test_option_alias ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_error-ec3f78ea36a475ca
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test test_bad_float ... ok
[INFO] [stdout] test test_bad_bool ... ok
[INFO] [stdout] test test_bad_int ... ok
[INFO] [stdout] test test_bad_null ... ok
[INFO] [stdout] test test_empty ... ok
[INFO] [stdout] test test_incorrect_type ... ok
[INFO] [stdout] test test_incorrect_nested_type ... ok
[INFO] [stdout] test test_ignored_unknown_anchor ... ok
[INFO] [stdout] test test_infinite_recursion_objects ... ok
[INFO] [stdout] test test_infinite_recursion_arrays ... ok
[INFO] [stdout] test test_finite_recursion_arrays ... ok
[INFO] [stdout] test test_long_tuple ... ok
[INFO] [stdout] test test_invalid_scalar_type ... ok
[INFO] [stdout] test test_missing_field ... ok
[INFO] [stdout] test test_no_location ... ok
[INFO] [stdout] test test_short_tuple ... ok
[INFO] [stdout] test test_two_documents ... ok
[INFO] [stdout] test test_unknown_anchor ... ok
[INFO] [stdout] test test_variant_map_wrong_size ... ok
[INFO] [stdout] test test_variant_not_a_map ... ok
[INFO] [stdout] test test_variant_not_string ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_serde-a95b6fdcb737216b
[INFO] [stdout] test test_finite_recursion_objects ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test test_default ... ok
[INFO] [stdout] test test_i128_small ... ok
[INFO] [stdout] test test_basic_struct ... ok
[INFO] [stdout] test test_int_max_u64 ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] test test_int_max_i64 ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_map ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_mapping ... ok
[INFO] [stdout] test test_newtype_struct ... ok
[INFO] [stdout] test test_nested_struct ... ok
[INFO] [stdout] test test_nested_vec ... ok
[INFO] [stdout] test test_newtype_variant ... ok
[INFO] [stdout] test test_int_min_i64 ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test test_tuple_variant ... ok
[INFO] [stdout] test test_unit_variant ... ok
[INFO] [stdout] test test_u128_small ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_value ... ok
[INFO] [stdout] test test_struct_variant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_visitor-19df67c373f7deb9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_visitor ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/version_numbers-8f1ec3273d0106b4
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_yaml
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cae764f1ef83a7b883d06571d2fb9461c146ff9e5820bef88002d6f46688f325"`
[INFO] running `"docker" "rm" "-f" "cae764f1ef83a7b883d06571d2fb9461c146ff9e5820bef88002d6f46688f325"`
[INFO] [stdout] cae764f1ef83a7b883d06571d2fb9461c146ff9e5820bef88002d6f46688f325