[INFO] fetching crate sonnerie 0.9.1...
[INFO] checking sonnerie-0.9.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate sonnerie 0.9.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate sonnerie 0.9.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sonnerie 0.9.1
[INFO] finished tweaking crates.io crate sonnerie 0.9.1
[INFO] tweaked toml for crates.io crate sonnerie 0.9.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate sonnerie 0.9.1 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded min-max-heap v1.3.0
[INFO] [stderr]   Downloaded escape_string v0.1.2
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[INFO] [stderr]   Downloaded choice-string v0.0.1
[INFO] [stderr]   Downloaded lending-cell v0.1.1
[INFO] [stderr]   Downloaded range_union_find v0.4.4
[INFO] [stderr]   Downloaded shardio v0.8.2
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3cb176558c6124a9e2b208596d7f9e60db79df8af8d54c9457e9cf21bc660bb
[INFO] running `Command { std: "docker" "start" "-a" "f3cb176558c6124a9e2b208596d7f9e60db79df8af8d54c9457e9cf21bc660bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3cb176558c6124a9e2b208596d7f9e60db79df8af8d54c9457e9cf21bc660bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3cb176558c6124a9e2b208596d7f9e60db79df8af8d54c9457e9cf21bc660bb", kill_on_drop: false }`
[INFO] [stdout] f3cb176558c6124a9e2b208596d7f9e60db79df8af8d54c9457e9cf21bc660bb
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff3a9803994edb474635265d53dcf02d17a4ea52f9d211cc4083cd7b9f9a3189
[INFO] running `Command { std: "docker" "start" "-a" "ff3a9803994edb474635265d53dcf02d17a4ea52f9d211cc4083cd7b9f9a3189", kill_on_drop: false }`
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[INFO] [stderr]     Checking sonnerie v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CheckOnDrop` is never constructed
[INFO] [stdout]    --> src/main.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     struct CheckOnDrop(Child, BufWriter<ChildStdin>);
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 319 |                     (Some(a), None, None) => filter_parallel!(db.get_range(a..)),
[INFO] [stdout]     |                                              ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `filter_parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckOnDrop` is never constructed
[INFO] [stdout]    --> src/main.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     struct CheckOnDrop(Child, BufWriter<ChildStdin>);
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 320 |                     (None, Some(b), None) => filter_parallel!(db.get_range(..b)),
[INFO] [stdout]     |                                              ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `filter_parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckOnDrop` is never constructed
[INFO] [stdout]    --> src/main.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     struct CheckOnDrop(Child, BufWriter<ChildStdin>);
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 321 |                     (Some(a), Some(b), None) => filter_parallel!(db.get_range(a..b)),
[INFO] [stdout]     |                                                 ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `filter_parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckOnDrop` is never constructed
[INFO] [stdout]    --> src/main.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |                     struct CheckOnDrop(Child, BufWriter<ChildStdin>);
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 324 |                         filter_parallel!(db.get_filter(&w));
[INFO] [stdout]     |                         ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `filter_parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.65s
[INFO] running `Command { std: "docker" "inspect" "ff3a9803994edb474635265d53dcf02d17a4ea52f9d211cc4083cd7b9f9a3189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3a9803994edb474635265d53dcf02d17a4ea52f9d211cc4083cd7b9f9a3189", kill_on_drop: false }`
[INFO] [stdout] ff3a9803994edb474635265d53dcf02d17a4ea52f9d211cc4083cd7b9f9a3189