[INFO] fetching crate json_lexer 0.0.1...
[INFO] testing json_lexer-0.0.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate json_lexer 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate json_lexer 0.0.1
[INFO] finished tweaking crates.io crate json_lexer 0.0.1
[INFO] tweaked toml for crates.io crate json_lexer 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate json_lexer 0.0.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6
[INFO] running `Command { std: "docker" "start" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_lexer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::convert::Infallible`
[INFO] [stdout]  --> src/input.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::convert::Infallible;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/value.rs:33:47
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn parse_number(&mut self, initial: char, input: &mut I) -> Result<Self::NumberType, I::Error> {
[INFO] [stdout]    |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StrInputError` is never used
[INFO] [stdout]   --> src/input.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum StrInputError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StrInput` is never constructed
[INFO] [stdout]   --> src/input.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct StrInput<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BytesInput` is never constructed
[INFO] [stdout]   --> src/input.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct BytesInput<'a>(pub &'a [u8]);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Utf8Error` is never constructed
[INFO] [stdout]  --> src/utf8.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Utf8Error(u32);
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_lexer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::convert::Infallible`
[INFO] [stdout]  --> src/input.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::convert::Infallible;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/value.rs:33:47
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn parse_number(&mut self, initial: char, input: &mut I) -> Result<Self::NumberType, I::Error> {
[INFO] [stdout]    |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StrInputError` is never used
[INFO] [stdout]   --> src/input.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum StrInputError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StrInput` is never constructed
[INFO] [stdout]   --> src/input.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct StrInput<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BytesInput` is never constructed
[INFO] [stdout]   --> src/input.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct BytesInput<'a>(pub &'a [u8]);
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Utf8Error` is never constructed
[INFO] [stdout]  --> src/utf8.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Utf8Error(u32);
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::convert::Infallible`
[INFO] [stdout]  --> src/input.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::convert::Infallible;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/lexer.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |             Ok(token) => {}
[INFO] [stdout]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/value.rs:33:47
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn parse_number(&mut self, initial: char, input: &mut I) -> Result<Self::NumberType, I::Error> {
[INFO] [stdout]    |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::convert::Infallible`
[INFO] [stderr]  --> src/input.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use core::convert::Infallible;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/value.rs:33:47
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn parse_number(&mut self, initial: char, input: &mut I) -> Result<Self::NumberType, I::Error> {
[INFO] [stderr]    |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `StrInputError` is never used
[INFO] [stderr]   --> src/input.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub enum StrInputError {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `StrInput` is never constructed
[INFO] [stderr]   --> src/input.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub struct StrInput<'a>(pub &'a str);
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BytesInput` is never constructed
[INFO] [stderr]   --> src/input.rs:72:12
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub struct BytesInput<'a>(pub &'a [u8]);
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Utf8Error` is never constructed
[INFO] [stderr]  --> src/utf8.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Utf8Error(u32);
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `json_lexer` (lib) generated 6 warnings (run `cargo fix --lib -p json_lexer` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]    --> src/lexer.rs:121:16
[INFO] [stderr]     |
[INFO] [stderr] 121 |             Ok(token) => {}
[INFO] [stderr]     |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/value.rs:33:47
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn parse_number(&mut self, initial: char, input: &mut I) -> Result<Self::NumberType, I::Error> {
[INFO] [stderr]    |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: `json_lexer` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p json_lexer --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/json_lexer-475a1dd790be6298)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test value::tests::test_parse_string ... ok
[INFO] [stdout] test input::tests::test_bytes_input ... ok
[INFO] [stdout] test input::tests::test_str_input ... ok
[INFO] [stdout] test lexer::tests::test_lexer ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::test_lexer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'lexer::tests::test_lexer' (139) panicked at src/value.rs:35:26:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6221350c8771 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6221350dc94a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6221350ccc0c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6221350a4d66 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6221350c0ed9 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x62213505d360 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6221350c1092 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6221350a4e44 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x62213509db99 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6221350a5a0d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6221350dd07c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6221350dd042 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x62213504fbea - <json_lexer[abf8a4f5b4f4622d]::lexer::tests::test_lexer::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x62213505064b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x62213505dcb5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x622135057574 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x622135060e12 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6221350c8049 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x73cc3f71bdfa - <unknown>
[INFO] [stdout]   19:     0x73cc3f7af3d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lexer::tests::test_lexer
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6", kill_on_drop: false }`
[INFO] [stdout] db95a363e54b0677491c90044a77fbc675ff2af107b0f8a928ba7c448c8986f6
