[INFO] fetching crate dprint-plugin-json 0.12.3...
[INFO] checking dprint-plugin-json-0.12.3 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate dprint-plugin-json 0.12.3 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate dprint-plugin-json 0.12.3 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dprint-plugin-json 0.12.3
[INFO] finished tweaking crates.io crate dprint-plugin-json 0.12.3
[INFO] tweaked toml for crates.io crate dprint-plugin-json 0.12.3 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97c1d1d7e4f7467595a231f7497aaecc5a7d040d299c18f73ad1f2bbdeb5b0b4
[INFO] running `Command { std: "docker" "start" "-a" "97c1d1d7e4f7467595a231f7497aaecc5a7d040d299c18f73ad1f2bbdeb5b0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97c1d1d7e4f7467595a231f7497aaecc5a7d040d299c18f73ad1f2bbdeb5b0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c1d1d7e4f7467595a231f7497aaecc5a7d040d299c18f73ad1f2bbdeb5b0b4", kill_on_drop: false }`
[INFO] [stdout] 97c1d1d7e4f7467595a231f7497aaecc5a7d040d299c18f73ad1f2bbdeb5b0b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15921599b50fdce31c21d705dca3f73959399a70ee8f8ff95e4d64891579219b
[INFO] running `Command { std: "docker" "start" "-a" "15921599b50fdce31c21d705dca3f73959399a70ee8f8ff95e4d64891579219b", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking bumpalo v3.7.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking similar v0.5.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking jsonc-parser v0.17.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking object v0.26.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking dprint-development v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.128
[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 v1.0.128
[INFO] [stderr]     Checking dprint-core v0.44.0
[INFO] [stderr]     Checking dprint-plugin-json v0.12.3 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.21s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking dprint-plugin-json v0.12.3 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "15921599b50fdce31c21d705dca3f73959399a70ee8f8ff95e4d64891579219b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15921599b50fdce31c21d705dca3f73959399a70ee8f8ff95e4d64891579219b", kill_on_drop: false }`
[INFO] [stdout] 15921599b50fdce31c21d705dca3f73959399a70ee8f8ff95e4d64891579219b