[INFO] fetching crate dprint-plugin-jsonc 0.7.4...
[INFO] checking dprint-plugin-jsonc-0.7.4 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate dprint-plugin-jsonc 0.7.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dprint-plugin-jsonc 0.7.4 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dprint-plugin-jsonc 0.7.4
[INFO] finished tweaking crates.io crate dprint-plugin-jsonc 0.7.4
[INFO] tweaked toml for crates.io crate dprint-plugin-jsonc 0.7.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dprint-core v0.35.3
[INFO] [stderr]   Downloaded dprint-development v0.2.6
[INFO] [stderr]   Downloaded jsonc-parser v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f9b1073717d265290b208d540adc8ff013a576f9b5f03ca1f13e7d8f39d523e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f9b1073717d265290b208d540adc8ff013a576f9b5f03ca1f13e7d8f39d523e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f9b1073717d265290b208d540adc8ff013a576f9b5f03ca1f13e7d8f39d523e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9b1073717d265290b208d540adc8ff013a576f9b5f03ca1f13e7d8f39d523e", kill_on_drop: false }`
[INFO] [stdout] 6f9b1073717d265290b208d540adc8ff013a576f9b5f03ca1f13e7d8f39d523e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3541004b5e14607eb00d47559b35000ee168c5b6aa1729b7e1a3a69add16b2ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3541004b5e14607eb00d47559b35000ee168c5b6aa1729b7e1a3a69add16b2ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking similar v0.5.0
[INFO] [stderr]     Checking jsonc-parser v0.15.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking dprint-development v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]     Checking debug-here v0.2.2
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking dprint-core v0.35.3
[INFO] [stderr]     Checking dprint-plugin-jsonc v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.91s
[INFO] running `Command { std: "docker" "inspect" "3541004b5e14607eb00d47559b35000ee168c5b6aa1729b7e1a3a69add16b2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3541004b5e14607eb00d47559b35000ee168c5b6aa1729b7e1a3a69add16b2ac", kill_on_drop: false }`
[INFO] [stdout] 3541004b5e14607eb00d47559b35000ee168c5b6aa1729b7e1a3a69add16b2ac