[INFO] crate zero-formatter 0.1.0 is already in cache
[INFO] extracting crate zero-formatter 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/zero-formatter/0.1.0
[INFO] extracting crate zero-formatter 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/zero-formatter/0.1.0
[INFO] validating manifest of zero-formatter-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zero-formatter-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zero-formatter-0.1.0
[INFO] finished frobbing zero-formatter-0.1.0
[INFO] frobbed toml for zero-formatter-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/zero-formatter/0.1.0/Cargo.toml
[INFO] started frobbing zero-formatter-0.1.0
[INFO] finished frobbing zero-formatter-0.1.0
[INFO] frobbed toml for zero-formatter-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/zero-formatter/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zero-formatter-0.1.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/zero-formatter/0.1.0:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 246fe5eb21904310c5142442d95ffde8f8a5492a69a32140f961ba983b3275e8
[INFO] running `"docker" "start" "-a" "246fe5eb21904310c5142442d95ffde8f8a5492a69a32140f961ba983b3275e8"`
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling zero-formatter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `"docker" "inspect" "246fe5eb21904310c5142442d95ffde8f8a5492a69a32140f961ba983b3275e8"`
[INFO] running `"docker" "rm" "-f" "246fe5eb21904310c5142442d95ffde8f8a5492a69a32140f961ba983b3275e8"`
[INFO] [stdout] 246fe5eb21904310c5142442d95ffde8f8a5492a69a32140f961ba983b3275e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/zero-formatter/0.1.0:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] daf7ba600348604922834a12c21d1c2522cb18016c70806d313c52fa8baef02d
[INFO] running `"docker" "start" "-a" "daf7ba600348604922834a12c21d1c2522cb18016c70806d313c52fa8baef02d"`
[INFO] [stderr]    Compiling zero-formatter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `"docker" "inspect" "daf7ba600348604922834a12c21d1c2522cb18016c70806d313c52fa8baef02d"`
[INFO] running `"docker" "rm" "-f" "daf7ba600348604922834a12c21d1c2522cb18016c70806d313c52fa8baef02d"`
[INFO] [stdout] daf7ba600348604922834a12c21d1c2522cb18016c70806d313c52fa8baef02d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/zero-formatter/0.1.0:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 03e31d254ecf72c9eac27f28dd045be3fd0d8e4a6f2f39b3a9d6f250915bad16
[INFO] running `"docker" "start" "-a" "03e31d254ecf72c9eac27f28dd045be3fd0d8e4a6f2f39b3a9d6f250915bad16"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/zero_formatter-93ade2c8ef897870
[INFO] [stdout] 
[INFO] [stdout] running 56 tests
[INFO] [stdout] test object::tests::deserialize_object_none ... ok
[INFO] [stdout] test object::tests::deserialize_object ... ok
[INFO] [stdout] test object::tests::deserialize_2_tuple ... ok
[INFO] [stdout] test has_value::tests::deserialize_u8_none ... ok
[INFO] [stdout] test object::tests::deserialize_object_versioning ... ok
[INFO] [stdout] test object::tests::deserialize_struct ... ok
[INFO] [stdout] test object::tests::deserialize_struct_none ... ok
[INFO] [stdout] test object::tests::deserialize_struct_some ... ok
[INFO] [stdout] test object::tests::serialize_2_tuple ... ok
[INFO] [stdout] test object::tests::serialize_object ... ok
[INFO] [stdout] test object::tests::serialize_object_none ... ok
[INFO] [stdout] test object::tests::serialize_object_some ... ok
[INFO] [stdout] test object::tests::serialize_struct ... ok
[INFO] [stdout] test object::tests::serialize_struct_none ... ok
[INFO] [stdout] test object::tests::serialize_struct_some ... ok
[INFO] [stdout] test primitive::tests::deserialize_f32 ... ok
[INFO] [stdout] test primitive::tests::deserialize_f64 ... ok
[INFO] [stdout] test primitive::tests::deserialize_false ... ok
[INFO] [stdout] test primitive::tests::deserialize_i16 ... ok
[INFO] [stdout] test primitive::tests::deserialize_i32 ... ok
[INFO] [stdout] test primitive::tests::deserialize_i64 ... ok
[INFO] [stdout] test primitive::tests::deserialize_i8 ... ok
[INFO] [stdout] test primitive::tests::deserialize_str ... ok
[INFO] [stdout] test primitive::tests::deserialize_true ... ok
[INFO] [stdout] test primitive::tests::deserialize_u16 ... ok
[INFO] [stdout] test primitive::tests::deserialize_u32 ... ok
[INFO] [stdout] test primitive::tests::deserialize_u64 ... ok
[INFO] [stdout] test primitive::tests::deserialize_u8 ... ok
[INFO] [stdout] test primitive::tests::serialize_f32 ... ok
[INFO] [stdout] test primitive::tests::serialize_f64 ... ok
[INFO] [stdout] test primitive::tests::serialize_false ... ok
[INFO] [stdout] test primitive::tests::serialize_i8 ... ok
[INFO] [stdout] test primitive::tests::serialize_str ... ok
[INFO] [stdout] test primitive::tests::serialize_true ... ok
[INFO] [stdout] test primitive::tests::serialize_u16 ... ok
[INFO] [stdout] test primitive::tests::serialize_u32 ... ok
[INFO] [stdout] test primitive::tests::serialize_u64 ... ok
[INFO] [stdout] test object::tests::deserialize_object_some ... ok
[INFO] [stdout] test primitive::tests::serialize_u8 ... ok
[INFO] [stdout] test has_value::tests::deserialize_u8_some ... ok
[INFO] [stdout] test sequence::tests::deserialize_vec_struct ... ok
[INFO] [stdout] test sequence::tests::deserialize_vec_object ... ok
[INFO] [stdout] test sequence::tests::deserialize_vec ... ok
[INFO] [stdout] test sequence::tests::serialize_vec_struct ... ok
[INFO] [stdout] test sequence::tests::serialize_vec ... ok
[INFO] [stdout] test sequence::tests::serialize_vec_object ... ok
[INFO] [stdout] test time::tests::serialize_deserialize_datetime_utc ... ok
[INFO] [stdout] test time::tests::deserialize_duration ... ok
[INFO] [stdout] test time::tests::serialize_duration ... ok
[INFO] [stdout] test primitive::tests::serialize_i16 ... ok
[INFO] [stdout] test has_value::tests::serialize_u8_none ... ok
[INFO] [stdout] test primitive::tests::serialize_i32 ... ok
[INFO] [stdout] test has_value::tests::serialize_u8_some ... ok
[INFO] [stdout] test union::tests::serialize_deserialize_union_a ... ok
[INFO] [stdout] test union::tests::serialize_deserialize_union_b ... ok
[INFO] [stdout] test primitive::tests::serialize_i64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zero-formatter
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/object.rs - struct_formatter (line 10) ... ok
[INFO] [stdout] test src/object.rs - object_formatter (line 97) ... ok
[INFO] [stdout] test src/union.rs - union_formatter (line 3) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "03e31d254ecf72c9eac27f28dd045be3fd0d8e4a6f2f39b3a9d6f250915bad16"`
[INFO] running `"docker" "rm" "-f" "03e31d254ecf72c9eac27f28dd045be3fd0d8e4a6f2f39b3a9d6f250915bad16"`
[INFO] [stdout] 03e31d254ecf72c9eac27f28dd045be3fd0d8e4a6f2f39b3a9d6f250915bad16