[INFO] cloning repository https://github.com/hansihe/rust_iterative_json_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hansihe/rust_iterative_json_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Frust_iterative_json_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Frust_iterative_json_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f0ffa48024c44cdc26d65118cdc1114ca8900bd
[INFO] checking hansihe/rust_iterative_json_parser against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Frust_iterative_json_parser" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hansihe/rust_iterative_json_parser on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hansihe/rust_iterative_json_parser
[INFO] finished tweaking git repo https://github.com/hansihe/rust_iterative_json_parser
[INFO] tweaked toml for git repo https://github.com/hansihe/rust_iterative_json_parser written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hansihe/rust_iterative_json_parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9e15c9ca3de60ddd560127e240a4206e7432f1c61469e336425609929fefe5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d9e15c9ca3de60ddd560127e240a4206e7432f1c61469e336425609929fefe5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9e15c9ca3de60ddd560127e240a4206e7432f1c61469e336425609929fefe5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e15c9ca3de60ddd560127e240a4206e7432f1c61469e336425609929fefe5a", kill_on_drop: false }`
[INFO] [stdout] d9e15c9ca3de60ddd560127e240a4206e7432f1c61469e336425609929fefe5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 475a7fce3f11b1c055910310954ece4b51e111f5b51e68920ba93769032127f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "475a7fce3f11b1c055910310954ece4b51e111f5b51e68920ba93769032127f3", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: lib.src
[INFO] [stderr]     Checking iterative_json_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/parser.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | / macro_rules! lift_bail {
[INFO] [stdout] 111 | |     ($bailing:expr) => {
[INFO] [stdout] 112 | |         match $bailing {
[INFO] [stdout] 113 | |             Ok(inner) => Ok(inner),
[INFO] [stdout] ...   |
[INFO] [stdout] 116 | |     };
[INFO] [stdout] 117 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:272:29
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         b'A'...b'F' => *codepoint |= (byte - b'A' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/parser.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | / macro_rules! lift_bail {
[INFO] [stdout] 111 | |     ($bailing:expr) => {
[INFO] [stdout] 112 | |         match $bailing {
[INFO] [stdout] 113 | |             Ok(inner) => Ok(inner),
[INFO] [stdout] ...   |
[INFO] [stdout] 116 | |     };
[INFO] [stdout] 117 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:272:29
[INFO] [stdout]     |
[INFO] [stdout] 272 |                         b'A'...b'F' => *codepoint |= (byte - b'A' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:273:29
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         b'a'...b'f' => *codepoint |= (byte - b'a' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         b'0'...b'9' => *codepoint |= (byte - b'0') as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:319:36
[INFO] [stdout]     |
[INFO] [stdout] 319 |                 PeekResult::Ok(b'0'...b'9') => ss.skip(1),
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 |                         b'0'...b'9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `::PResult`
[INFO] [stdout]  --> src/source/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::PResult;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:273:29
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         b'a'...b'f' => *codepoint |= (byte - b'a' + 10) as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:274:29
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         b'0'...b'9' => *codepoint |= (byte - b'0') as u32,
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:319:36
[INFO] [stdout]     |
[INFO] [stdout] 319 |                 PeekResult::Ok(b'0'...b'9') => ss.skip(1),
[INFO] [stdout]     |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/tokenizer.rs:368:29
[INFO] [stdout]     |
[INFO] [stdout] 368 |                         b'0'...b'9' => {
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `::PResult`
[INFO] [stdout]  --> src/source/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::PResult;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/parser.rs:136:14
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn log_token(token: &str) {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/parser.rs:136:14
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn log_token(token: &str) {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Decoder`
[INFO] [stdout]  --> src/decoder.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Decoder {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/decoder.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Decoder`
[INFO] [stdout]  --> src/decoder.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Decoder {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/decoder.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sink`
[INFO] [stdout]  --> tests/lib.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | use iterative_json_parser::{Source, Sink};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/lib.rs:410:25
[INFO] [stdout]     |
[INFO] [stdout] 410 |                     let result = parse_to_enum(&mut buf);
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/lib.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut ss = SourceSink {
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut bailing_ss = SourceSink {
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "475a7fce3f11b1c055910310954ece4b51e111f5b51e68920ba93769032127f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475a7fce3f11b1c055910310954ece4b51e111f5b51e68920ba93769032127f3", kill_on_drop: false }`
[INFO] [stdout] 475a7fce3f11b1c055910310954ece4b51e111f5b51e68920ba93769032127f3