[INFO] fetching crate noak 0.4.0-alpha.3...
[INFO] checking noak-0.4.0-alpha.3 against master#30b3f35c420694a4f24e5a4df00f06073f4f3a37 for pr-94081
[INFO] extracting crate noak 0.4.0-alpha.3 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate noak 0.4.0-alpha.3 on toolchain 30b3f35c420694a4f24e5a4df00f06073f4f3a37
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noak 0.4.0-alpha.3
[INFO] finished tweaking crates.io crate noak 0.4.0-alpha.3
[INFO] tweaked toml for crates.io crate noak 0.4.0-alpha.3 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate crates.io crate noak 0.4.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1598098b57b44b15c415ec9280d107f754a8ed23725452de5d2f53f6df09417a
[INFO] running `Command { std: "docker" "start" "-a" "1598098b57b44b15c415ec9280d107f754a8ed23725452de5d2f53f6df09417a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1598098b57b44b15c415ec9280d107f754a8ed23725452de5d2f53f6df09417a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1598098b57b44b15c415ec9280d107f754a8ed23725452de5d2f53f6df09417a", kill_on_drop: false }`
[INFO] [stdout] 1598098b57b44b15c415ec9280d107f754a8ed23725452de5d2f53f6df09417a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0b711b2cc61257423d6e18ea53a9729fed42b996d85415b77bdd0820512208b
[INFO] running `Command { std: "docker" "start" "-a" "d0b711b2cc61257423d6e18ea53a9729fed42b996d85415b77bdd0820512208b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking noak v0.4.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ExceptionTable`
[INFO] [stdout]    --> src/writer/attributes/code.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     ExceptionTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `WriteState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/writer/attributes/code.rs:143:10
[INFO] [stdout]     |
[INFO] [stdout] 143 | #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExceptionTable`
[INFO] [stdout]    --> src/writer/attributes/code.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     ExceptionTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `WriteState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/writer/attributes/code.rs:143:10
[INFO] [stdout]     |
[INFO] [stdout] 143 | #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 [unoptimized + debuginfo] target(s) in 41.79s
[INFO] running `Command { std: "docker" "inspect" "d0b711b2cc61257423d6e18ea53a9729fed42b996d85415b77bdd0820512208b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b711b2cc61257423d6e18ea53a9729fed42b996d85415b77bdd0820512208b", kill_on_drop: false }`
[INFO] [stdout] d0b711b2cc61257423d6e18ea53a9729fed42b996d85415b77bdd0820512208b