[INFO] crate serde-json-core 0.0.1 is already in cache
[INFO] extracting crate serde-json-core 0.0.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/serde-json-core/0.0.1
[INFO] extracting crate serde-json-core 0.0.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/serde-json-core/0.0.1
[INFO] validating manifest of serde-json-core-0.0.1 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 serde-json-core-0.0.1 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 serde-json-core-0.0.1
[INFO] finished frobbing serde-json-core-0.0.1
[INFO] frobbed toml for serde-json-core-0.0.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/serde-json-core/0.0.1/Cargo.toml
[INFO] started frobbing serde-json-core-0.0.1
[INFO] finished frobbing serde-json-core-0.0.1
[INFO] frobbed toml for serde-json-core-0.0.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/serde-json-core/0.0.1/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 serde-json-core-0.0.1 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/serde-json-core/0.0.1:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] f63f02f75c9c90a7d0575c6cc82774868a16d62f8eeacfef131675780378f386
[INFO] running `"docker" "start" "-a" "f63f02f75c9c90a7d0575c6cc82774868a16d62f8eeacfef131675780378f386"`
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling heapless v0.2.7
[INFO] [stderr]    Compiling serde-json-core v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `"docker" "inspect" "f63f02f75c9c90a7d0575c6cc82774868a16d62f8eeacfef131675780378f386"`
[INFO] running `"docker" "rm" "-f" "f63f02f75c9c90a7d0575c6cc82774868a16d62f8eeacfef131675780378f386"`
[INFO] [stdout] f63f02f75c9c90a7d0575c6cc82774868a16d62f8eeacfef131675780378f386
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/serde-json-core/0.0.1:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] fd84ebd99712b360ff09b581601ad2b9647f1db7af5b535320724df0da21cb66
[INFO] running `"docker" "start" "-a" "fd84ebd99712b360ff09b581601ad2b9647f1db7af5b535320724df0da21cb66"`
[INFO] [stderr]    Compiling serde-json-core v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `"docker" "inspect" "fd84ebd99712b360ff09b581601ad2b9647f1db7af5b535320724df0da21cb66"`
[INFO] running `"docker" "rm" "-f" "fd84ebd99712b360ff09b581601ad2b9647f1db7af5b535320724df0da21cb66"`
[INFO] [stdout] fd84ebd99712b360ff09b581601ad2b9647f1db7af5b535320724df0da21cb66
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/serde-json-core/0.0.1:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 716e85c8559d605ce8b170f6c30bcd5fdc556aa99c09803fcd0543d760a2bda7
[INFO] running `"docker" "start" "-a" "716e85c8559d605ce8b170f6c30bcd5fdc556aa99c09803fcd0543d760a2bda7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_json_core-c542a4d89a5ad54d
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test de::tests::array ... ok
[INFO] [stdout] test de::tests::bool ... ok
[INFO] [stdout] test de::tests::str ... ok
[INFO] [stdout] test de::tests::wot ... ignored
[INFO] [stdout] test de::tests::struct_bool ... ok
[INFO] [stdout] test de::tests::struct_i8 ... ok
[INFO] [stdout] test de::tests::struct_option ... ok
[INFO] [stdout] test de::tests::enum_clike ... ok
[INFO] [stdout] test de::tests::struct_u8 ... ok
[INFO] [stdout] test ser::tests::array ... ok
[INFO] [stdout] test ser::tests::bool ... ok
[INFO] [stdout] test ser::tests::str ... ok
[INFO] [stdout] test ser::tests::struct_bool ... ok
[INFO] [stdout] test ser::tests::struct_ ... ok
[INFO] [stdout] test ser::tests::struct_i8 ... ok
[INFO] [stdout] test ser::tests::struct_option ... ok
[INFO] [stdout] test ser::tests::struct_u8 ... ok
[INFO] [stdout] test ser::tests::enum_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde-json-core
[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" "716e85c8559d605ce8b170f6c30bcd5fdc556aa99c09803fcd0543d760a2bda7"`
[INFO] running `"docker" "rm" "-f" "716e85c8559d605ce8b170f6c30bcd5fdc556aa99c09803fcd0543d760a2bda7"`
[INFO] [stdout] 716e85c8559d605ce8b170f6c30bcd5fdc556aa99c09803fcd0543d760a2bda7