[INFO] cloning repository https://github.com/lionrexhepi/partial-default
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lionrexhepi/partial-default" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flionrexhepi%2Fpartial-default", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flionrexhepi%2Fpartial-default'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bca7dab9a1caadd612e0285ff861d61d27187ac
[INFO] checking lionrexhepi/partial-default against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flionrexhepi%2Fpartial-default" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lionrexhepi/partial-default on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lionrexhepi/partial-default
[INFO] finished tweaking git repo https://github.com/lionrexhepi/partial-default
[INFO] tweaked toml for git repo https://github.com/lionrexhepi/partial-default written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lionrexhepi/partial-default 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-5-tc1/source/optional-default/Cargo.toml: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `optional_default` library target)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43feeeae552d476ffeeb15d0395309137bb384abbb760d4ddce1b4c788d999df
[INFO] running `Command { std: "docker" "start" "-a" "43feeeae552d476ffeeb15d0395309137bb384abbb760d4ddce1b4c788d999df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43feeeae552d476ffeeb15d0395309137bb384abbb760d4ddce1b4c788d999df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43feeeae552d476ffeeb15d0395309137bb384abbb760d4ddce1b4c788d999df", kill_on_drop: false }`
[INFO] [stdout] 43feeeae552d476ffeeb15d0395309137bb384abbb760d4ddce1b4c788d999df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4df8190e3598d08a64addea660449f5020b3ecc7d1eab893e6af2534423451e
[INFO] running `Command { std: "docker" "start" "-a" "f4df8190e3598d08a64addea660449f5020b3ecc7d1eab893e6af2534423451e", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/optional-default/Cargo.toml: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `optional_default` library target)
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.71
[INFO] [stderr]     Checking optional-default v0.1.0 (/opt/rustwide/workdir/optional-default)
[INFO] [stderr]     Checking example v0.1.0 (/opt/rustwide/workdir/example)
[INFO] [stdout] warning: fields `franz`, `leonard`, and `field3` are never read
[INFO] [stdout]  --> example/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Something {
[INFO] [stdout]   |        --------- fields in this struct
[INFO] [stdout] 5 |     franz: i32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     #[optional(default = 42)]
[INFO] [stdout] 7 |     leonard: i32,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     #[optional]
[INFO] [stdout] 9 |     field3: i32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Something` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `franz`, `leonard`, and `field3` are never read
[INFO] [stdout]  --> example/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Something {
[INFO] [stdout]   |        --------- fields in this struct
[INFO] [stdout] 5 |     franz: i32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     #[optional(default = 42)]
[INFO] [stdout] 7 |     leonard: i32,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     #[optional]
[INFO] [stdout] 9 |     field3: i32,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Something` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "f4df8190e3598d08a64addea660449f5020b3ecc7d1eab893e6af2534423451e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4df8190e3598d08a64addea660449f5020b3ecc7d1eab893e6af2534423451e", kill_on_drop: false }`
[INFO] [stdout] f4df8190e3598d08a64addea660449f5020b3ecc7d1eab893e6af2534423451e