[INFO] cloning repository https://github.com/arjunsharma-dev1/json_parser_clone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arjunsharma-dev1/json_parser_clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunsharma-dev1%2Fjson_parser_clone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunsharma-dev1%2Fjson_parser_clone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 504e4425f212a4c319b6ab04f1ed3c3752f5cb35
[INFO] checking arjunsharma-dev1/json_parser_clone against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjunsharma-dev1%2Fjson_parser_clone" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/arjunsharma-dev1/json_parser_clone
[INFO] finished tweaking git repo https://github.com/arjunsharma-dev1/json_parser_clone
[INFO] tweaked toml for git repo https://github.com/arjunsharma-dev1/json_parser_clone written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arjunsharma-dev1/json_parser_clone on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db64c1304ac99ffb853535bc09b7ec14c702f561e24fcd4574e5e680843ef571
[INFO] running `Command { std: "docker" "start" "-a" "db64c1304ac99ffb853535bc09b7ec14c702f561e24fcd4574e5e680843ef571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db64c1304ac99ffb853535bc09b7ec14c702f561e24fcd4574e5e680843ef571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db64c1304ac99ffb853535bc09b7ec14c702f561e24fcd4574e5e680843ef571", kill_on_drop: false }`
[INFO] [stdout] db64c1304ac99ffb853535bc09b7ec14c702f561e24fcd4574e5e680843ef571
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f14b4319af0b66105fba89ac0bde49abed9c26b6780444c34e450fee7aa89ec
[INFO] running `Command { std: "docker" "start" "-a" "3f14b4319af0b66105fba89ac0bde49abed9c26b6780444c34e450fee7aa89ec", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking json_parser_clone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ffi::c_char`
[INFO] [stdout]  --> src/tokenizer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ffi::c_char;
[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 import: `std::ffi::c_char`
[INFO] [stdout]  --> src/tokenizer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ffi::c_char;
[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 import: `std::path::Path`
[INFO] [stdout]   --> src/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[should_panic]` should only be applied to functions annotated with `#[test]` or `#[bench]`
[INFO] [stdout]    --> src/main.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     #[should_panic(expected = "Invalid JSON")]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `INVALID` is never constructed
[INFO] [stdout]  --> src/models.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Error {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] 3 |     INVALID
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]   --> src/models.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Token {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 15 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Null` is never constructed
[INFO] [stdout]   --> src/models.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum Value {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 28 |     Null
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Value` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json_parser_clone` (bin "json_parser_clone" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3f14b4319af0b66105fba89ac0bde49abed9c26b6780444c34e450fee7aa89ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f14b4319af0b66105fba89ac0bde49abed9c26b6780444c34e450fee7aa89ec", kill_on_drop: false }`
[INFO] [stdout] 3f14b4319af0b66105fba89ac0bde49abed9c26b6780444c34e450fee7aa89ec