[INFO] cloning repository https://github.com/vaiciits/jsonity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vaiciits/jsonity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaiciits%2Fjsonity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaiciits%2Fjsonity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d516e1619c10f85fc8c023a837fd437d6854e7e8
[INFO] checking vaiciits/jsonity against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaiciits%2Fjsonity" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vaiciits/jsonity
[INFO] finished tweaking git repo https://github.com/vaiciits/jsonity
[INFO] tweaked toml for git repo https://github.com/vaiciits/jsonity written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vaiciits/jsonity on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vaiciits/jsonity already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b54e8aa867372e985f5a23649cdd05ab885f85e016f64784fec2fa3f69862a2a
[INFO] running `Command { std: "docker" "start" "-a" "b54e8aa867372e985f5a23649cdd05ab885f85e016f64784fec2fa3f69862a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b54e8aa867372e985f5a23649cdd05ab885f85e016f64784fec2fa3f69862a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54e8aa867372e985f5a23649cdd05ab885f85e016f64784fec2fa3f69862a2a", kill_on_drop: false }`
[INFO] [stdout] b54e8aa867372e985f5a23649cdd05ab885f85e016f64784fec2fa3f69862a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc2eb9362cc2ffd42efbcd8331a76289ce02b26d36d7ef07c3e38f256c6daba1
[INFO] running `Command { std: "docker" "start" "-a" "cc2eb9362cc2ffd42efbcd8331a76289ce02b26d36d7ef07c3e38f256c6daba1", kill_on_drop: false }`
[INFO] [stderr]     Checking jsonity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_elements` is never used
[INFO] [stdout]   --> src/data_structures/object.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout]  6 | impl ObjectElement {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub(crate) fn get_elements(&self) -> &Vec<(String, Element)> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser/parser.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(chars: &Vec<char>) -> Parser {
[INFO] [stdout]    |                       ^^^^^^^^^^     ------ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(chars: &Vec<char>) -> Parser<'_> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser/parser.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(chars: &Vec<char>) -> Parser {
[INFO] [stdout]    |                       ^^^^^^^^^^     ------ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new(chars: &Vec<char>) -> Parser<'_> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "cc2eb9362cc2ffd42efbcd8331a76289ce02b26d36d7ef07c3e38f256c6daba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2eb9362cc2ffd42efbcd8331a76289ce02b26d36d7ef07c3e38f256c6daba1", kill_on_drop: false }`
[INFO] [stdout] cc2eb9362cc2ffd42efbcd8331a76289ce02b26d36d7ef07c3e38f256c6daba1