[INFO] fetching crate json_str 0.5.2...
[INFO] checking json_str-0.5.2 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate json_str 0.5.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate json_str 0.5.2 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_str 0.5.2
[INFO] finished tweaking crates.io crate json_str 0.5.2
[INFO] tweaked toml for crates.io crate json_str 0.5.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `json_str` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b26e563b5845471cd1459e422a0924b0527ae6838767426d67eb537ea129c080
[INFO] running `Command { std: "docker" "start" "-a" "b26e563b5845471cd1459e422a0924b0527ae6838767426d67eb537ea129c080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b26e563b5845471cd1459e422a0924b0527ae6838767426d67eb537ea129c080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26e563b5845471cd1459e422a0924b0527ae6838767426d67eb537ea129c080", kill_on_drop: false }`
[INFO] [stdout] b26e563b5845471cd1459e422a0924b0527ae6838767426d67eb537ea129c080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0977e2afc7b1c0a81e3d4192f4e4fd23017ff030099a5ec082a9d2d917da9fb3
[INFO] running `Command { std: "docker" "start" "-a" "0977e2afc7b1c0a81e3d4192f4e4fd23017ff030099a5ec082a9d2d917da9fb3", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `json_str` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr]    Compiling json_str v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> benches/mod.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, plugin, custom_derive)]
[INFO] [stdout]   |                  ^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> benches/mod.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, plugin, custom_derive)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: subsumed by `#[proc_macro_derive]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json_str` (bench "mod") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0977e2afc7b1c0a81e3d4192f4e4fd23017ff030099a5ec082a9d2d917da9fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0977e2afc7b1c0a81e3d4192f4e4fd23017ff030099a5ec082a9d2d917da9fb3", kill_on_drop: false }`
[INFO] [stdout] 0977e2afc7b1c0a81e3d4192f4e4fd23017ff030099a5ec082a9d2d917da9fb3
[INFO] checking json_str-0.5.2 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate json_str 0.5.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate json_str 0.5.2 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_str 0.5.2
[INFO] finished tweaking crates.io crate json_str 0.5.2
[INFO] tweaked toml for crates.io crate json_str 0.5.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `json_str` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8655ab4ecc9fb382f1244b913a22ca0f6ceeacd24baba22c635678526bee4daa
[INFO] running `Command { std: "docker" "start" "-a" "8655ab4ecc9fb382f1244b913a22ca0f6ceeacd24baba22c635678526bee4daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8655ab4ecc9fb382f1244b913a22ca0f6ceeacd24baba22c635678526bee4daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8655ab4ecc9fb382f1244b913a22ca0f6ceeacd24baba22c635678526bee4daa", kill_on_drop: false }`
[INFO] [stdout] 8655ab4ecc9fb382f1244b913a22ca0f6ceeacd24baba22c635678526bee4daa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89f095b46ade7d70347704c5b11b3f9b64069fc02ba5c8ac61a91bee503862a6
[INFO] running `Command { std: "docker" "start" "-a" "89f095b46ade7d70347704c5b11b3f9b64069fc02ba5c8ac61a91bee503862a6", kill_on_drop: false }`
[INFO] [stderr] warning: support for rustc plugins has been removed from rustc. library `json_str` should not specify `plugin = true`
[INFO] [stderr] warning: support for `plugin = true` will be removed from cargo in the future
[INFO] [stderr]    Compiling json_str v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:63:53
[INFO] [stdout]    |
[INFO] [stdout] 63 |             let (rest, key) = take_while(&remainder[1..], StringState::Unescaped, 
[INFO] [stdout]    |                                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:90:27
[INFO] [stdout]    |
[INFO] [stdout] 90 |             literal(&rest[1..], sanitised, break_on_repl)
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:96:32
[INFO] [stdout]    |
[INFO] [stdout] 96 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:142:52
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let remainder = shift_while(&remainder[1..], |c| c == b' ');
[INFO] [stdout]     |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:150:32
[INFO] [stdout]     |
[INFO] [stdout] 150 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     &i[ctr..]
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     (&i[ctr..], unsafe { str::from_utf8_unchecked(&i[..ctr]) })
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:63:53
[INFO] [stdout]    |
[INFO] [stdout] 63 |             let (rest, key) = take_while(&remainder[1..], StringState::Unescaped, 
[INFO] [stdout]    |                                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:63:53
[INFO] [stdout]    |
[INFO] [stdout] 63 |             let (rest, key) = take_while(&remainder[1..], StringState::Unescaped, 
[INFO] [stdout]    |                                                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:90:27
[INFO] [stdout]    |
[INFO] [stdout] 90 |             literal(&rest[1..], sanitised, break_on_repl)
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:96:32
[INFO] [stdout]    |
[INFO] [stdout] 96 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:90:27
[INFO] [stdout]    |
[INFO] [stdout] 90 |             literal(&rest[1..], sanitised, break_on_repl)
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]   --> src/parse.rs:96:32
[INFO] [stdout]    |
[INFO] [stdout] 96 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:142:52
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let remainder = shift_while(&remainder[1..], |c| c == b' ');
[INFO] [stdout]     |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:150:32
[INFO] [stdout]     |
[INFO] [stdout] 150 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:142:52
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let remainder = shift_while(&remainder[1..], |c| c == b' ');
[INFO] [stdout]     |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     &i[ctr..]
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:150:32
[INFO] [stdout]     |
[INFO] [stdout] 150 |             literal(&remainder[1..], sanitised, break_on_repl)
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     (&i[ctr..], unsafe { str::from_utf8_unchecked(&i[..ctr]) })
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     &i[ctr..]
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/parse.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     (&i[ctr..], unsafe { str::from_utf8_unchecked(&i[..ctr]) })
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> benches/mod.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, plugin, custom_derive)]
[INFO] [stdout]   |                  ^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> benches/mod.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, plugin, custom_derive)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: subsumed by `#[proc_macro_derive]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json_str` (bench "mod") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "89f095b46ade7d70347704c5b11b3f9b64069fc02ba5c8ac61a91bee503862a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f095b46ade7d70347704c5b11b3f9b64069fc02ba5c8ac61a91bee503862a6", kill_on_drop: false }`
[INFO] [stdout] 89f095b46ade7d70347704c5b11b3f9b64069fc02ba5c8ac61a91bee503862a6
