[INFO] cloning repository https://github.com/BlueGhostGH/json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BlueGhostGH/json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueGhostGH%2Fjson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueGhostGH%2Fjson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb65d152b10e239c84d115c9967b6523f2ba7662
[INFO] testing BlueGhostGH/json against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueGhostGH%2Fjson" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BlueGhostGH/json on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BlueGhostGH/json
[INFO] finished tweaking git repo https://github.com/BlueGhostGH/json
[INFO] tweaked toml for git repo https://github.com/BlueGhostGH/json written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/BlueGhostGH/json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40a26037c704989b888df67bd3e08a1955e3870db5a33f8a3b78d1f6a579af28
[INFO] running `Command { std: "docker" "start" "-a" "40a26037c704989b888df67bd3e08a1955e3870db5a33f8a3b78d1f6a579af28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40a26037c704989b888df67bd3e08a1955e3870db5a33f8a3b78d1f6a579af28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a26037c704989b888df67bd3e08a1955e3870db5a33f8a3b78d1f6a579af28", kill_on_drop: false }`
[INFO] [stdout] 40a26037c704989b888df67bd3e08a1955e3870db5a33f8a3b78d1f6a579af28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a95f8d22e04c05944e9668be1c1bfac6705029e4e19a9f6477de4afee217d80
[INFO] running `Command { std: "docker" "start" "-a" "4a95f8d22e04c05944e9668be1c1bfac6705029e4e19a9f6477de4afee217d80", kill_on_drop: false }`
[INFO] [stderr]    Compiling json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `raw`
[INFO] [stdout]   --> src/lexer.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     raw: Cow<'static, str>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/lexer.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     start: Pos,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]    --> src/lexer.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     end: Pos,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]    --> src/lexer.rs:121:15
[INFO] [stdout]     |
[INFO] [stdout] 121 |     Literal { kind: LiteralKind },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "4a95f8d22e04c05944e9668be1c1bfac6705029e4e19a9f6477de4afee217d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a95f8d22e04c05944e9668be1c1bfac6705029e4e19a9f6477de4afee217d80", kill_on_drop: false }`
[INFO] [stdout] 4a95f8d22e04c05944e9668be1c1bfac6705029e4e19a9f6477de4afee217d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b225f5331a24dc100a90c89da44f0f8a7ff9756b8205c613fef5e692f3ddc903
[INFO] running `Command { std: "docker" "start" "-a" "b225f5331a24dc100a90c89da44f0f8a7ff9756b8205c613fef5e692f3ddc903", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: field is never read: `raw`
[INFO] [stdout]   --> src/lexer.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     raw: Cow<'static, str>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/lexer.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     start: Pos,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]    --> src/lexer.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     end: Pos,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]    --> src/lexer.rs:121:15
[INFO] [stdout]     |
[INFO] [stdout] 121 |     Literal { kind: LiteralKind },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw`
[INFO] [stdout]   --> src/lexer.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     raw: Cow<'static, str>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/lexer.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     start: Pos,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]    --> src/lexer.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     end: Pos,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]    --> src/lexer.rs:121:15
[INFO] [stdout]     |
[INFO] [stdout] 121 |     Literal { kind: LiteralKind },
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "b225f5331a24dc100a90c89da44f0f8a7ff9756b8205c613fef5e692f3ddc903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b225f5331a24dc100a90c89da44f0f8a7ff9756b8205c613fef5e692f3ddc903", kill_on_drop: false }`
[INFO] [stdout] b225f5331a24dc100a90c89da44f0f8a7ff9756b8205c613fef5e692f3ddc903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df1c34fb87c3e872fc95be293d90bf5fc33bcabfc1d8e31e0457bb65eff0c076
[INFO] running `Command { std: "docker" "start" "-a" "df1c34fb87c3e872fc95be293d90bf5fc33bcabfc1d8e31e0457bb65eff0c076", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `raw`
[INFO] [stderr]   --> src/lexer.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     raw: Cow<'static, str>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start`
[INFO] [stderr]   --> src/lexer.rs:99:5
[INFO] [stderr]    |
[INFO] [stderr] 99 |     start: Pos,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `end`
[INFO] [stderr]    --> src/lexer.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     end: Pos,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]    --> src/lexer.rs:121:15
[INFO] [stderr]     |
[INFO] [stderr] 121 |     Literal { kind: LiteralKind },
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `json` (lib) generated 4 warnings
[INFO] [stderr] warning: `json` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json-6c7580803af6b7b7)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test input_reader::buffered_reader::tests::test_consume ... ok
[INFO] [stdout] test input_reader::buffered_reader::tests::test_consume_empty ... ok
[INFO] [stdout] test input_reader::buffered_reader::tests::test_next ... ok
[INFO] [stdout] test input_reader::buffered_reader::tests::test_peek ... ok
[INFO] [stdout] test input_reader::buffered_reader::tests::test_peek_empty ... ok
[INFO] [stdout] test input_reader::memory_reader::tests::test_consume_empty ... ok
[INFO] [stdout] test input_reader::memory_reader::tests::test_consume ... ok
[INFO] [stdout] test input_reader::memory_reader::tests::test_next ... ok
[INFO] [stdout] test input_reader::memory_reader::tests::test_peek ... ok
[INFO] [stdout] test input_reader::tests::test_readers_have_reached_eof ... ok
[INFO] [stdout] test input_reader::memory_reader::tests::test_peek_empty ... ok
[INFO] [stdout] test input_reader::tests::test_empty_readers_are_eq ... ok
[INFO] [stdout] test input_reader::tests::test_readers_are_eq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cli-b1deca5375d1a04c)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/input_reader/mod.rs - input_reader::Result (line 297) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader::InputReader (line 245) ... ok
[INFO] [stdout] test src/input_reader/memory_reader.rs - input_reader::memory_reader::MemoryReader::new (line 51) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader (line 55) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader::ReadInput::has_reached_eof (line 190) ... ok
[INFO] [stdout] test src/input_reader/buffered_reader.rs - input_reader::buffered_reader::BufferedReader<R>::new (line 59) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader::ReadInput::peek (line 137) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader (line 32) ... ok
[INFO] [stdout] test src/input_reader/memory_reader.rs - input_reader::memory_reader::MemoryReader (line 18) ... ok
[INFO] [stdout] test src/input_reader/buffered_reader.rs - input_reader::buffered_reader::BufferedReader (line 19) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader::ReadInput (line 108) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader::ReadInput::input_reader (line 214) ... ok
[INFO] [stdout] test src/input_reader/mod.rs - input_reader::ReadInput::consume (line 170) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df1c34fb87c3e872fc95be293d90bf5fc33bcabfc1d8e31e0457bb65eff0c076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1c34fb87c3e872fc95be293d90bf5fc33bcabfc1d8e31e0457bb65eff0c076", kill_on_drop: false }`
[INFO] [stdout] df1c34fb87c3e872fc95be293d90bf5fc33bcabfc1d8e31e0457bb65eff0c076