[INFO] cloning repository https://github.com/darthsteedious/better_json_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darthsteedious/better_json_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthsteedious%2Fbetter_json_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthsteedious%2Fbetter_json_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d8e7ee1e909d5b77e3db06d7839426ad62f2706
[INFO] checking darthsteedious/better_json_generator against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthsteedious%2Fbetter_json_generator" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darthsteedious/better_json_generator on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darthsteedious/better_json_generator
[INFO] finished tweaking git repo https://github.com/darthsteedious/better_json_generator
[INFO] tweaked toml for git repo https://github.com/darthsteedious/better_json_generator written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/darthsteedious/better_json_generator 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f058b7270e590ec8e7c705fee016ebf32b9963ebb597bf05e55faf59f560b42f
[INFO] running `Command { std: "docker" "start" "-a" "f058b7270e590ec8e7c705fee016ebf32b9963ebb597bf05e55faf59f560b42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f058b7270e590ec8e7c705fee016ebf32b9963ebb597bf05e55faf59f560b42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f058b7270e590ec8e7c705fee016ebf32b9963ebb597bf05e55faf59f560b42f", kill_on_drop: false }`
[INFO] [stdout] f058b7270e590ec8e7c705fee016ebf32b9963ebb597bf05e55faf59f560b42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4090db949dbdd6259346cccace8e2384703570102e97c01a528cfef813e83a3
[INFO] running `Command { std: "docker" "start" "-a" "e4090db949dbdd6259346cccace8e2384703570102e97c01a528cfef813e83a3", kill_on_drop: false }`
[INFO] [stderr]     Checking better_json_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `Rando` in this scope
[INFO] [stdout]  --> src/tags/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Rando
[INFO] [stdout]   |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Rando` in this scope
[INFO] [stdout]  --> src/tags/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Rando
[INFO] [stdout]   |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `better_json_generator` (bin "better_json_generator") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `better_json_generator` (bin "better_json_generator" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e4090db949dbdd6259346cccace8e2384703570102e97c01a528cfef813e83a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4090db949dbdd6259346cccace8e2384703570102e97c01a528cfef813e83a3", kill_on_drop: false }`
[INFO] [stdout] e4090db949dbdd6259346cccace8e2384703570102e97c01a528cfef813e83a3
[INFO] checking darthsteedious/better_json_generator against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthsteedious%2Fbetter_json_generator" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darthsteedious/better_json_generator on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darthsteedious/better_json_generator
[INFO] finished tweaking git repo https://github.com/darthsteedious/better_json_generator
[INFO] tweaked toml for git repo https://github.com/darthsteedious/better_json_generator written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/darthsteedious/better_json_generator 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd08d5eda77b4e75ef223b182e1572e7138387fcf4a384fc065726c3c1849efd
[INFO] running `Command { std: "docker" "start" "-a" "cd08d5eda77b4e75ef223b182e1572e7138387fcf4a384fc065726c3c1849efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd08d5eda77b4e75ef223b182e1572e7138387fcf4a384fc065726c3c1849efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd08d5eda77b4e75ef223b182e1572e7138387fcf4a384fc065726c3c1849efd", kill_on_drop: false }`
[INFO] [stdout] cd08d5eda77b4e75ef223b182e1572e7138387fcf4a384fc065726c3c1849efd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e94a9a7d5544b6bef1a66a1d4651eafc4d831a877ac8cb57c71531e8534b2b4e
[INFO] running `Command { std: "docker" "start" "-a" "e94a9a7d5544b6bef1a66a1d4651eafc4d831a877ac8cb57c71531e8534b2b4e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "e94a9a7d5544b6bef1a66a1d4651eafc4d831a877ac8cb57c71531e8534b2b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94a9a7d5544b6bef1a66a1d4651eafc4d831a877ac8cb57c71531e8534b2b4e", kill_on_drop: false }`
[INFO] [stdout] e94a9a7d5544b6bef1a66a1d4651eafc4d831a877ac8cb57c71531e8534b2b4e