[INFO] crate rson_rs 0.2.1 is already in cache
[INFO] extracting crate rson_rs 0.2.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rson_rs/0.2.1
[INFO] extracting crate rson_rs 0.2.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rson_rs/0.2.1
[INFO] validating manifest of rson_rs-0.2.1 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 rson_rs-0.2.1 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 rson_rs-0.2.1
[INFO] finished frobbing rson_rs-0.2.1
[INFO] frobbed toml for rson_rs-0.2.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rson_rs/0.2.1/Cargo.toml
[INFO] started frobbing rson_rs-0.2.1
[INFO] finished frobbing rson_rs-0.2.1
[INFO] frobbed toml for rson_rs-0.2.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rson_rs/0.2.1/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 rson_rs-0.2.1 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rson_rs/0.2.1:/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] c600ef5bdacc7c2929bfa2cd781f136bfd458a5b300cd492c2a26d0cd0876b87
[INFO] running `"docker" "start" "-a" "c600ef5bdacc7c2929bfa2cd781f136bfd458a5b300cd492c2a26d0cd0876b87"`
[INFO] [stderr]    Compiling rson_rs v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `"docker" "inspect" "c600ef5bdacc7c2929bfa2cd781f136bfd458a5b300cd492c2a26d0cd0876b87"`
[INFO] running `"docker" "rm" "-f" "c600ef5bdacc7c2929bfa2cd781f136bfd458a5b300cd492c2a26d0cd0876b87"`
[INFO] [stdout] c600ef5bdacc7c2929bfa2cd781f136bfd458a5b300cd492c2a26d0cd0876b87
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rson_rs/0.2.1:/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] 7b78ccb7752531ed72bd7e62dc33f31acf53339874f82722fd2684bd30c4cb07
[INFO] running `"docker" "start" "-a" "7b78ccb7752531ed72bd7e62dc33f31acf53339874f82722fd2684bd30c4cb07"`
[INFO] [stderr]    Compiling rson_rs v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/de/tests.rs:76:19
[INFO] [stderr]    |
[INFO] [stderr] 76 |     assert_eq!(Ok(([2, 3, 4i32].to_vec())), from_str("[2,3,4,]"));
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `"docker" "inspect" "7b78ccb7752531ed72bd7e62dc33f31acf53339874f82722fd2684bd30c4cb07"`
[INFO] running `"docker" "rm" "-f" "7b78ccb7752531ed72bd7e62dc33f31acf53339874f82722fd2684bd30c4cb07"`
[INFO] [stdout] 7b78ccb7752531ed72bd7e62dc33f31acf53339874f82722fd2684bd30c4cb07
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rson_rs/0.2.1:/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] 9636ad98bbfb409f41b7cd91bf98ca3f2d8b0fb6d09021e5bae9a97ce959fc3a
[INFO] running `"docker" "start" "-a" "9636ad98bbfb409f41b7cd91bf98ca3f2d8b0fb6d09021e5bae9a97ce959fc3a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rson_rs-0916a1dc1572d21f
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test de::tests::test_empty_struct ... ok
[INFO] [stdout] test de::tests::test_array ... ok
[INFO] [stdout] test de::tests::test_comment ... ok
[INFO] [stdout] test de::tests::test_err_wrong_value ... ok
[INFO] [stdout] test de::tests::test_enum ... ok
[INFO] [stdout] test de::tests::test_escape ... ok
[INFO] [stdout] test de::tests::test_string ... ok
[INFO] [stdout] test de::tests::test_perm_ws ... ok
[INFO] [stdout] test de::tests::untagged ... ok
[INFO] [stdout] test de::tests::test_struct ... ok
[INFO] [stdout] test de::tests::test_option ... ok
[INFO] [stdout] test de::tests::test_map ... ok
[INFO] [stdout] test ser::tests::test_empty_struct ... ok
[INFO] [stdout] test ser::tests::test_enum ... ok
[INFO] [stdout] test ser::tests::test_escape ... ok
[INFO] [stdout] test ser::tests::test_map ... ok
[INFO] [stdout] test de::value::tests::test_complex ... ok
[INFO] [stdout] test ser::tests::test_option ... ok
[INFO] [stdout] test de::value::tests::test_some ... ok
[INFO] [stdout] test ser::tests::test_array ... ok
[INFO] [stdout] test ser::tests::test_char ... ok
[INFO] [stdout] test de::tests::test_escape_char ... ok
[INFO] [stdout] test ser::tests::test_struct ... ok
[INFO] [stdout] test ser::tests::test_string ... ok
[INFO] [stdout] test de::tests::test_char ... ok
[INFO] [stdout] test de::value::tests::test_none ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roundtrip-08ec871801c01e5e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rson_rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 21) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9636ad98bbfb409f41b7cd91bf98ca3f2d8b0fb6d09021e5bae9a97ce959fc3a"`
[INFO] running `"docker" "rm" "-f" "9636ad98bbfb409f41b7cd91bf98ca3f2d8b0fb6d09021e5bae9a97ce959fc3a"`
[INFO] [stdout] 9636ad98bbfb409f41b7cd91bf98ca3f2d8b0fb6d09021e5bae9a97ce959fc3a