[INFO] fetching crate enum_to_enum_derive 0.1.0...
[INFO] checking enum_to_enum_derive-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate enum_to_enum_derive 0.1.0 into /workspace/builds/worker-4-tc2/source
[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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate enum_to_enum_derive 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 881abe873436b9e1c114dc6b72ba75a6930edf175aef80d2f60beb158ffd1e8a
[INFO] running `Command { std: "docker" "start" "-a" "881abe873436b9e1c114dc6b72ba75a6930edf175aef80d2f60beb158ffd1e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "881abe873436b9e1c114dc6b72ba75a6930edf175aef80d2f60beb158ffd1e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "881abe873436b9e1c114dc6b72ba75a6930edf175aef80d2f60beb158ffd1e8a", kill_on_drop: false }`
[INFO] [stdout] 881abe873436b9e1c114dc6b72ba75a6930edf175aef80d2f60beb158ffd1e8a
[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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1f64ea15729c3c43e00fe2aa547a0ae44e4a609273fde109fb932ff02431b98
[INFO] running `Command { std: "docker" "start" "-a" "e1f64ea15729c3c43e00fe2aa547a0ae44e4a609273fde109fb932ff02431b98", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking toml_parser v1.0.2
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking toml v0.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking enum_to_enum_derive v0.1.0 (/opt/rustwide/workdir)
[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] [stderr]     Checking trybuild v1.0.110
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.68s
[INFO] running `Command { std: "docker" "inspect" "e1f64ea15729c3c43e00fe2aa547a0ae44e4a609273fde109fb932ff02431b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f64ea15729c3c43e00fe2aa547a0ae44e4a609273fde109fb932ff02431b98", kill_on_drop: false }`
[INFO] [stdout] e1f64ea15729c3c43e00fe2aa547a0ae44e4a609273fde109fb932ff02431b98