[INFO] cloning repository https://github.com/neosmart/toml2json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neosmart/toml2json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneosmart%2Ftoml2json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneosmart%2Ftoml2json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5be91c3711b80a952ef2400f457fbdf620e5817
[INFO] checking neosmart/toml2json against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneosmart%2Ftoml2json" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neosmart/toml2json on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neosmart/toml2json
[INFO] finished tweaking git repo https://github.com/neosmart/toml2json
[INFO] tweaked toml for git repo https://github.com/neosmart/toml2json written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/neosmart/toml2json already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df88ca513caea5cf7a61920571b0d175b73b5b068fded6f6db3620b76d6b3101
[INFO] running `Command { std: "docker" "start" "-a" "df88ca513caea5cf7a61920571b0d175b73b5b068fded6f6db3620b76d6b3101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df88ca513caea5cf7a61920571b0d175b73b5b068fded6f6db3620b76d6b3101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df88ca513caea5cf7a61920571b0d175b73b5b068fded6f6db3620b76d6b3101", kill_on_drop: false }`
[INFO] [stdout] df88ca513caea5cf7a61920571b0d175b73b5b068fded6f6db3620b76d6b3101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b53106c89325a542a3f11e074ee08c9642297f8fa476b442667ffe5d0d199f0b
[INFO] running `Command { std: "docker" "start" "-a" "b53106c89325a542a3f11e074ee08c9642297f8fa476b442667ffe5d0d199f0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking toml2json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `toml2json` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     toml2json,
[INFO] [stdout]   |     ^^^^^^^^^ help: convert the identifier to upper camel case: `Toml2json`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `json2toml` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     json2toml,
[INFO] [stdout]   |     ^^^^^^^^^ help: convert the identifier to upper camel case: `Json2toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `toml2json` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     toml2json,
[INFO] [stdout]   |     ^^^^^^^^^ help: convert the identifier to upper camel case: `Toml2json`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `json2toml` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     json2toml,
[INFO] [stdout]   |     ^^^^^^^^^ help: convert the identifier to upper camel case: `Json2toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "b53106c89325a542a3f11e074ee08c9642297f8fa476b442667ffe5d0d199f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53106c89325a542a3f11e074ee08c9642297f8fa476b442667ffe5d0d199f0b", kill_on_drop: false }`
[INFO] [stdout] b53106c89325a542a3f11e074ee08c9642297f8fa476b442667ffe5d0d199f0b