[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#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthsteedious%2Fbetter_json_generator" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darthsteedious/better_json_generator on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "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-4-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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c927eee312f86df581194627872f8928b47469cc08b1ed68220e2e83922ea8eb
[INFO] running `Command { std: "docker" "start" "-a" "c927eee312f86df581194627872f8928b47469cc08b1ed68220e2e83922ea8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c927eee312f86df581194627872f8928b47469cc08b1ed68220e2e83922ea8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c927eee312f86df581194627872f8928b47469cc08b1ed68220e2e83922ea8eb", kill_on_drop: false }`
[INFO] [stdout] c927eee312f86df581194627872f8928b47469cc08b1ed68220e2e83922ea8eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 894b0212ec2e137333e586a34aabc144135765223345209f686ddc7c66db52b1
[INFO] running `Command { std: "docker" "start" "-a" "894b0212ec2e137333e586a34aabc144135765223345209f686ddc7c66db52b1", 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" "894b0212ec2e137333e586a34aabc144135765223345209f686ddc7c66db52b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "894b0212ec2e137333e586a34aabc144135765223345209f686ddc7c66db52b1", kill_on_drop: false }`
[INFO] [stdout] 894b0212ec2e137333e586a34aabc144135765223345209f686ddc7c66db52b1
[INFO] checking darthsteedious/better_json_generator against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthsteedious%2Fbetter_json_generator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darthsteedious/better_json_generator on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "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-4-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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5c5c38f0d7e6dfc12beddf64d3170447299871143ce3f7fa4d7b4c451f72b4b
[INFO] running `Command { std: "docker" "start" "-a" "a5c5c38f0d7e6dfc12beddf64d3170447299871143ce3f7fa4d7b4c451f72b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5c5c38f0d7e6dfc12beddf64d3170447299871143ce3f7fa4d7b4c451f72b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c5c38f0d7e6dfc12beddf64d3170447299871143ce3f7fa4d7b4c451f72b4b", kill_on_drop: false }`
[INFO] [stdout] a5c5c38f0d7e6dfc12beddf64d3170447299871143ce3f7fa4d7b4c451f72b4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6c9593a7e3cf13d566ff226f003bd5c7d7219e50521f1c06266bf7f487abf50
[INFO] running `Command { std: "docker" "start" "-a" "e6c9593a7e3cf13d566ff226f003bd5c7d7219e50521f1c06266bf7f487abf50", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "e6c9593a7e3cf13d566ff226f003bd5c7d7219e50521f1c06266bf7f487abf50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c9593a7e3cf13d566ff226f003bd5c7d7219e50521f1c06266bf7f487abf50", kill_on_drop: false }`
[INFO] [stdout] e6c9593a7e3cf13d566ff226f003bd5c7d7219e50521f1c06266bf7f487abf50