[INFO] cloning repository https://github.com/rust-adventure/nom-json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-adventure/nom-json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-adventure%2Fnom-json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-adventure%2Fnom-json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e50ba9790043d85a19c54f75ea730452cb987afc
[INFO] testing rust-adventure/nom-json against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-adventure%2Fnom-json" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-adventure/nom-json on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-adventure/nom-json
[INFO] finished tweaking git repo https://github.com/rust-adventure/nom-json
[INFO] tweaked toml for git repo https://github.com/rust-adventure/nom-json written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-adventure/nom-json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abc8f20c74b5d0445209818008d235073db8ecabaf3c56ec15dc09734cc028df
[INFO] running `Command { std: "docker" "start" "-a" "abc8f20c74b5d0445209818008d235073db8ecabaf3c56ec15dc09734cc028df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abc8f20c74b5d0445209818008d235073db8ecabaf3c56ec15dc09734cc028df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc8f20c74b5d0445209818008d235073db8ecabaf3c56ec15dc09734cc028df", kill_on_drop: false }`
[INFO] [stdout] abc8f20c74b5d0445209818008d235073db8ecabaf3c56ec15dc09734cc028df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 300ab195cfbb4abb0b6f5651d87034e0646d862c1359cb7f4c60747c4e9312bc
[INFO] running `Command { std: "docker" "start" "-a" "300ab195cfbb4abb0b6f5651d87034e0646d862c1359cb7f4c60747c4e9312bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling nom-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error`, `InputTakeAtPosition`, `alpha0`, `alpha1`, `alphanumeric1`, `is_hex_digit`, `many0`, `many1`, `not`, `number::complete::float`, `pair`, `peek`, `separated_list1`, `take_while_m_n`, `take_while`
[INFO] [stdout]   --> src/lib.rs:3:55
[INFO] [stdout]    |
[INFO] [stdout] 3  |     bytes::complete::{escaped, tag, take, take_until, take_while, take_while_m_n},
[INFO] [stdout]    |                                                       ^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6  |             alpha0, alpha1, alphanumeric1, char, digit1, hex_digit1, multispace0, one_of, satisfy,
[INFO] [stdout]    |             ^^^^^^  ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 7  |         },
[INFO] [stdout] 8  |         is_hex_digit,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 9  |     },
[INFO] [stdout] 10 |     combinator::{not, opt, peek, verify},
[INFO] [stdout]    |                  ^^^       ^^^^
[INFO] [stdout] 11 |     error::{Error, ErrorKind, ParseError},
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 12 |     multi::{many0, many1, separated_list0, separated_list1},
[INFO] [stdout]    |             ^^^^^  ^^^^^                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     number::complete::float,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     sequence::{delimited, pair, tuple},
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout] 15 |     AsChar, IResult, InputTakeAtPosition, Parser,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `iter` found for reference `&str` in the current scope
[INFO] [stdout]    --> src/lib.rs:153:28
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     output.iter().all(|s| escaped_hex(s).is_ok())
[INFO] [stdout]     |                            ^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParseError`
[INFO] [stdout]   --> src/lib.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     error::{Error, ErrorKind, ParseError},
[INFO] [stdout]    |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsChar`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     AsChar, IResult, InputTakeAtPosition, Parser,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nom-json`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "300ab195cfbb4abb0b6f5651d87034e0646d862c1359cb7f4c60747c4e9312bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300ab195cfbb4abb0b6f5651d87034e0646d862c1359cb7f4c60747c4e9312bc", kill_on_drop: false }`
[INFO] [stdout] 300ab195cfbb4abb0b6f5651d87034e0646d862c1359cb7f4c60747c4e9312bc
