[INFO] cloning repository https://github.com/bhavani725/jsonplayground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bhavani725/jsonplayground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhavani725%2Fjsonplayground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhavani725%2Fjsonplayground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 211c99e454125f3b4015c03fef78ce300d27962b
[INFO] checking bhavani725/jsonplayground against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhavani725%2Fjsonplayground" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bhavani725/jsonplayground
[INFO] finished tweaking git repo https://github.com/bhavani725/jsonplayground
[INFO] tweaked toml for git repo https://github.com/bhavani725/jsonplayground written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bhavani725/jsonplayground on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bhavani725/jsonplayground 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c2e5fa64ab1f053b52a620df8e59d14130077c2c313d6b724873c28b4c64f10
[INFO] running `Command { std: "docker" "start" "-a" "7c2e5fa64ab1f053b52a620df8e59d14130077c2c313d6b724873c28b4c64f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c2e5fa64ab1f053b52a620df8e59d14130077c2c313d6b724873c28b4c64f10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2e5fa64ab1f053b52a620df8e59d14130077c2c313d6b724873c28b4c64f10", kill_on_drop: false }`
[INFO] [stdout] 7c2e5fa64ab1f053b52a620df8e59d14130077c2c313d6b724873c28b4c64f10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fddd6c09a9580155d31ac24b33e35e6d290dddae4cc86511f5ac7666b5f4f3c
[INFO] running `Command { std: "docker" "start" "-a" "8fddd6c09a9580155d31ac24b33e35e6d290dddae4cc86511f5ac7666b5f4f3c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pest_generator v2.8.1
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[INFO] [stderr]     Checking config v0.13.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
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[INFO] [stderr]     Checking json-validator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `actix_web_prometheus::PrometheusMetrics`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use actix_web_prometheus::PrometheusMetrics;
[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: `actix_web_prometheus::PrometheusMetrics`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use actix_web_prometheus::PrometheusMetrics;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `indent_size` is never read
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct JsonRequest {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 17 |     json_text: String,
[INFO] [stdout] 18 |     indent_size: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_index` is never used
[INFO] [stdout]    --> src/main.rs:121:10
[INFO] [stdout]     |
[INFO] [stdout] 121 | async fn serve_index() -> Result<HttpResponse> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `indent_size` is never read
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct JsonRequest {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 17 |     json_text: String,
[INFO] [stdout] 18 |     indent_size: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_index` is never used
[INFO] [stdout]    --> src/main.rs:121:10
[INFO] [stdout]     |
[INFO] [stdout] 121 | async fn serve_index() -> Result<HttpResponse> {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.13s
[INFO] running `Command { std: "docker" "inspect" "8fddd6c09a9580155d31ac24b33e35e6d290dddae4cc86511f5ac7666b5f4f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fddd6c09a9580155d31ac24b33e35e6d290dddae4cc86511f5ac7666b5f4f3c", kill_on_drop: false }`
[INFO] [stdout] 8fddd6c09a9580155d31ac24b33e35e6d290dddae4cc86511f5ac7666b5f4f3c