[INFO] cloning repository https://github.com/Ahbar1999/jsmn-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ahbar1999/jsmn-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhbar1999%2Fjsmn-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhbar1999%2Fjsmn-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a46b783f7fc8b308784f040168d4cafb6d5ec751
[INFO] checking Ahbar1999/jsmn-rs against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhbar1999%2Fjsmn-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ahbar1999/jsmn-rs
[INFO] finished tweaking git repo https://github.com/Ahbar1999/jsmn-rs
[INFO] tweaked toml for git repo https://github.com/Ahbar1999/jsmn-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ahbar1999/jsmn-rs on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ahbar1999/jsmn-rs 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc
[INFO] running `Command { std: "docker" "start" "f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc", 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" "f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking jsmn-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/lib.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/jsmn/mod.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 324 |                     unimplemented!(); 
[INFO] [stdout]     |                     ---------------- any code following this expression is unreachable
[INFO] [stdout] 325 |                     i -= 1;
[INFO] [stdout]     |                     ^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/jsmn/mod.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 324 |                     unimplemented!(); 
[INFO] [stdout]     |                     ---------------- any code following this expression is unreachable
[INFO] [stdout] 325 |                     i -= 1;
[INFO] [stdout]     |                     ^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]    --> src/jsmn/mod.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut count = parser.tok_next;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_count` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/jsmn/mod.rs:323:25
[INFO] [stdout]     |
[INFO] [stdout] 323 |                     let token = &mut tokens[i as usize];
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]    --> src/jsmn/mod.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 count += 1;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]    --> src/jsmn/mod.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let mut i = 0 as isize;
[INFO] [stdout]     |                 ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 321 |                 i = parser.tok_next as isize - 1;
[INFO] [stdout]     |                 -------------------------------- `i` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]    --> src/jsmn/mod.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut count = parser.tok_next;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_count` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]    --> src/jsmn/mod.rs:323:25
[INFO] [stdout]     |
[INFO] [stdout] 323 |                     let token = &mut tokens[i as usize];
[INFO] [stdout]     |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]    --> src/jsmn/mod.rs:238:17
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 count += 1;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]    --> src/jsmn/mod.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let mut i = 0 as isize;
[INFO] [stdout]     |                 ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 321 |                 i = parser.tok_next as isize - 1;
[INFO] [stdout]     |                 -------------------------------- `i` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc", kill_on_drop: false }`
[INFO] [stdout] f2b056add1ef80e02d2518de07947b662cd002a58e7a4a359526e7de3e4c11dc
