[INFO] fetching crate sfo-result 0.2.4...
[INFO] checking sfo-result-0.2.4 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate sfo-result 0.2.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate sfo-result 0.2.4 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 crates.io crate sfo-result 0.2.4
[INFO] finished tweaking crates.io crate sfo-result 0.2.4
[INFO] tweaked toml for crates.io crate sfo-result 0.2.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ee091722ea5f3321333982dca5b33a045f91142f09b2bc87a0d7fba8851c8cd7
[INFO] running `Command { std: "docker" "start" "-a" "ee091722ea5f3321333982dca5b33a045f91142f09b2bc87a0d7fba8851c8cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee091722ea5f3321333982dca5b33a045f91142f09b2bc87a0d7fba8851c8cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee091722ea5f3321333982dca5b33a045f91142f09b2bc87a0d7fba8851c8cd7", kill_on_drop: false }`
[INFO] [stdout] ee091722ea5f3321333982dca5b33a045f91142f09b2bc87a0d7fba8851c8cd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 274c4732499e846612fbb6ace8edcfd561d62fdcac90ea2fd33ff0992100b52d
[INFO] running `Command { std: "docker" "start" "-a" "274c4732499e846612fbb6ace8edcfd561d62fdcac90ea2fd33ff0992100b52d", kill_on_drop: false }`
[INFO] [stderr]     Checking sfo-result v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Test2` is never constructed
[INFO] [stdout]    --> src/lib.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     pub enum TestCode {
[INFO] [stdout]     |              -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 206 |         Test2,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TestCode` has derived impls for the traits `Debug` and `Clone`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "274c4732499e846612fbb6ace8edcfd561d62fdcac90ea2fd33ff0992100b52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274c4732499e846612fbb6ace8edcfd561d62fdcac90ea2fd33ff0992100b52d", kill_on_drop: false }`
[INFO] [stdout] 274c4732499e846612fbb6ace8edcfd561d62fdcac90ea2fd33ff0992100b52d