[INFO] fetching crate yggdrasil-rt 0.1.3...
[INFO] checking yggdrasil-rt-0.1.3 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate yggdrasil-rt 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate yggdrasil-rt 0.1.3 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yggdrasil-rt 0.1.3
[INFO] finished tweaking crates.io crate yggdrasil-rt 0.1.3
[INFO] tweaked toml for crates.io crate yggdrasil-rt 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 671688d3f3d47ca685b240d64996235d932c73250ff69556e2ffda29398580bf
[INFO] running `Command { std: "docker" "start" "-a" "671688d3f3d47ca685b240d64996235d932c73250ff69556e2ffda29398580bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "671688d3f3d47ca685b240d64996235d932c73250ff69556e2ffda29398580bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671688d3f3d47ca685b240d64996235d932c73250ff69556e2ffda29398580bf", kill_on_drop: false }`
[INFO] [stdout] 671688d3f3d47ca685b240d64996235d932c73250ff69556e2ffda29398580bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4a7dedeb8fcdce6dfc402d82a5503ef2d5aff65354cb66d87f5277fa1ff0ff6
[INFO] running `Command { std: "docker" "start" "-a" "c4a7dedeb8fcdce6dfc402d82a5503ef2d5aff65354cb66d87f5277fa1ff0ff6", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking daachorse v1.0.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking yggdrasil-rt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `a` should have an upper camel case name
[INFO] [stdout]  --> tests/suffix.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     a,
[INFO] [stdout]   |     ^ help: convert the identifier to upper camel case: `A`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `a` is never constructed
[INFO] [stdout]  --> tests/suffix.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Rule {
[INFO] [stdout]   |      ---- variant in this enum
[INFO] [stdout] 7 |     a,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Rule` 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `Command { std: "docker" "inspect" "c4a7dedeb8fcdce6dfc402d82a5503ef2d5aff65354cb66d87f5277fa1ff0ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a7dedeb8fcdce6dfc402d82a5503ef2d5aff65354cb66d87f5277fa1ff0ff6", kill_on_drop: false }`
[INFO] [stdout] c4a7dedeb8fcdce6dfc402d82a5503ef2d5aff65354cb66d87f5277fa1ff0ff6