[INFO] updating cached repository https://github.com/llogiq/lib_json
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 336bd54e950fa19b0168eddc358073cf5918bb21
[INFO] testing llogiq/lib_json against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllogiq%2Flib_json" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/llogiq/lib_json on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/llogiq/lib_json
[INFO] finished tweaking git repo https://github.com/llogiq/lib_json
[INFO] tweaked toml for git repo https://github.com/llogiq/lib_json written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/llogiq/lib_json already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f401c0e705a78db4c31f2343826be473904d144ca72f24e851df567eb4a254c8
[INFO] running `"docker" "start" "-a" "f401c0e705a78db4c31f2343826be473904d144ca72f24e851df567eb4a254c8"`
[INFO] [stderr]    Compiling lib_json v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/buffer_walk.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |         unsafe{ self.buffer.slice_unchecked( start, end ) }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "f401c0e705a78db4c31f2343826be473904d144ca72f24e851df567eb4a254c8"`
[INFO] running `"docker" "rm" "-f" "f401c0e705a78db4c31f2343826be473904d144ca72f24e851df567eb4a254c8"`
[INFO] [stdout] f401c0e705a78db4c31f2343826be473904d144ca72f24e851df567eb4a254c8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stdout] 549de94436389d3c9271f67799ec742d06f7a1c18abfedad0a087470a936044e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "549de94436389d3c9271f67799ec742d06f7a1c18abfedad0a087470a936044e"`
[INFO] [stderr]    Compiling lib_json v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/buffer_walk.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |         unsafe{ self.buffer.slice_unchecked( start, end ) }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/buffer_walk.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |         unsafe{ self.buffer.slice_unchecked( start, end ) }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "549de94436389d3c9271f67799ec742d06f7a1c18abfedad0a087470a936044e"`
[INFO] running `"docker" "rm" "-f" "549de94436389d3c9271f67799ec742d06f7a1c18abfedad0a087470a936044e"`
[INFO] [stdout] 549de94436389d3c9271f67799ec742d06f7a1c18abfedad0a087470a936044e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4ab25ba576b1fdf98ec3f7d7d2b9ca2465bc45a8b67eb39925f6139f578c6a8
[INFO] running `"docker" "start" "-a" "c4ab25ba576b1fdf98ec3f7d7d2b9ca2465bc45a8b67eb39925f6139f578c6a8"`
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/buffer_walk.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |         unsafe{ self.buffer.slice_unchecked( start, end ) }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/buffer_walk.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |         unsafe{ self.buffer.slice_unchecked( start, end ) }
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib_json-b99920a1356033cd
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_read_string ... ok
[INFO] [stdout] test buffer_walk::test_char_iter_skip_whitespace ... ok
[INFO] [stdout] test test_read_number ... ok
[INFO] [stdout] test test_read_object ... ok
[INFO] [stdout] test test_read_tf_0 ... ok
[INFO] [stdout] test buffer_walk::test_char_iter_next ... ok
[INFO] [stdout] test test_external_json_0 ... ok
[INFO] [stdout] test test_read_vec ... ok
[INFO] [stdout] test test_read_tf_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lib_json
[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" "c4ab25ba576b1fdf98ec3f7d7d2b9ca2465bc45a8b67eb39925f6139f578c6a8"`
[INFO] running `"docker" "rm" "-f" "c4ab25ba576b1fdf98ec3f7d7d2b9ca2465bc45a8b67eb39925f6139f578c6a8"`
[INFO] [stdout] c4ab25ba576b1fdf98ec3f7d7d2b9ca2465bc45a8b67eb39925f6139f578c6a8