[INFO] fetching crate enum_to_enum_derive 0.1.0...
[INFO] checking enum_to_enum_derive-0.1.0 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate enum_to_enum_derive 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate enum_to_enum_derive 0.1.0 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum_to_enum_derive 0.1.0
[INFO] finished tweaking crates.io crate enum_to_enum_derive 0.1.0
[INFO] tweaked toml for crates.io crate enum_to_enum_derive 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f4dc1ba10cebde08a7323b82bc78a65e4968b66c0c756c157c1d7067476fa32
[INFO] running `Command { std: "docker" "start" "-a" "9f4dc1ba10cebde08a7323b82bc78a65e4968b66c0c756c157c1d7067476fa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f4dc1ba10cebde08a7323b82bc78a65e4968b66c0c756c157c1d7067476fa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f4dc1ba10cebde08a7323b82bc78a65e4968b66c0c756c157c1d7067476fa32", kill_on_drop: false }`
[INFO] [stdout] 9f4dc1ba10cebde08a7323b82bc78a65e4968b66c0c756c157c1d7067476fa32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe664834f2b9a35db8ac6d59fedd86d58acf486873e83c859c6cf3d08f7c7e14
[INFO] running `Command { std: "docker" "start" "-a" "fe664834f2b9a35db8ac6d59fedd86d58acf486873e83c859c6cf3d08f7c7e14", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling trybuild v1.0.99
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking serde_spanned v0.6.7
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking enum_to_enum_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml_edit v0.22.20
[INFO] [stdout] warning: field `src_case` is never read
[INFO] [stdout]  --> src/ir.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ConversionCfg {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 8 |     pub src_case: SrcCase,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConversionCfg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fallible` is never read
[INFO] [stdout]    --> src/ir.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct SrcCase {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 115 |     pub case_name: Ident,
[INFO] [stdout] 116 |     pub fallible: bool,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SrcCase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stdout] warning: field `src_case` is never read
[INFO] [stdout]  --> src/ir.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ConversionCfg {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 8 |     pub src_case: SrcCase,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConversionCfg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fallible` is never read
[INFO] [stdout]    --> src/ir.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct SrcCase {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 115 |     pub case_name: Ident,
[INFO] [stdout] 116 |     pub fallible: bool,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SrcCase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.69s
[INFO] running `Command { std: "docker" "inspect" "fe664834f2b9a35db8ac6d59fedd86d58acf486873e83c859c6cf3d08f7c7e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe664834f2b9a35db8ac6d59fedd86d58acf486873e83c859c6cf3d08f7c7e14", kill_on_drop: false }`
[INFO] [stdout] fe664834f2b9a35db8ac6d59fedd86d58acf486873e83c859c6cf3d08f7c7e14