[INFO] fetching crate sfo-result 0.2.11...
[INFO] building sfo-result-0.2.11 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate sfo-result 0.2.11 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sfo-result 0.2.11
[INFO] finished tweaking crates.io crate sfo-result 0.2.11
[INFO] tweaked toml for crates.io crate sfo-result 0.2.11 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sfo-result 0.2.11 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sfo-result 0.2.11 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1e63683a07e71eb44bc0dd2fc62e8cc42adb4e3a660336dd592347002ab8ba2
[INFO] running `Command { std: "docker" "start" "-a" "a1e63683a07e71eb44bc0dd2fc62e8cc42adb4e3a660336dd592347002ab8ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1e63683a07e71eb44bc0dd2fc62e8cc42adb4e3a660336dd592347002ab8ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e63683a07e71eb44bc0dd2fc62e8cc42adb4e3a660336dd592347002ab8ba2", kill_on_drop: false }`
[INFO] [stdout] a1e63683a07e71eb44bc0dd2fc62e8cc42adb4e3a660336dd592347002ab8ba2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c61e24ee58d5393fafe18ad66c9c11d2350f82ee8786f62bcb02b89ea17902
[INFO] running `Command { std: "docker" "start" "-a" "85c61e24ee58d5393fafe18ad66c9c11d2350f82ee8786f62bcb02b89ea17902", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfo-result v0.2.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |     source: Option<Box<(dyn std::error::Error + 'static + Send + Sync)>>,
[INFO] [stdout]    |                        ^                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -     source: Option<Box<(dyn std::error::Error + 'static + Send + Sync)>>,
[INFO] [stdout] 25 +     source: Option<Box<dyn std::error::Error + 'static + Send + Sync >>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "85c61e24ee58d5393fafe18ad66c9c11d2350f82ee8786f62bcb02b89ea17902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c61e24ee58d5393fafe18ad66c9c11d2350f82ee8786f62bcb02b89ea17902", kill_on_drop: false }`
[INFO] [stdout] 85c61e24ee58d5393fafe18ad66c9c11d2350f82ee8786f62bcb02b89ea17902
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf33b65e004bd202279fff86e6124ec70ec10136fd9bf7a5a2deb5f94c2dc836
[INFO] running `Command { std: "docker" "start" "-a" "cf33b65e004bd202279fff86e6124ec70ec10136fd9bf7a5a2deb5f94c2dc836", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |     source: Option<Box<(dyn std::error::Error + 'static + Send + Sync)>>,
[INFO] [stdout]    |                        ^                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -     source: Option<Box<(dyn std::error::Error + 'static + Send + Sync)>>,
[INFO] [stdout] 25 +     source: Option<Box<dyn std::error::Error + 'static + Send + Sync >>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sfo-result v0.2.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |     source: Option<Box<(dyn std::error::Error + 'static + Send + Sync)>>,
[INFO] [stdout]    |                        ^                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -     source: Option<Box<(dyn std::error::Error + 'static + Send + Sync)>>,
[INFO] [stdout] 25 +     source: Option<Box<dyn std::error::Error + 'static + Send + Sync >>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Test2` is never constructed
[INFO] [stdout]    --> src/lib.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub enum TestCode {
[INFO] [stdout]     |              -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 312 |         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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "cf33b65e004bd202279fff86e6124ec70ec10136fd9bf7a5a2deb5f94c2dc836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf33b65e004bd202279fff86e6124ec70ec10136fd9bf7a5a2deb5f94c2dc836", kill_on_drop: false }`
[INFO] [stdout] cf33b65e004bd202279fff86e6124ec70ec10136fd9bf7a5a2deb5f94c2dc836