[INFO] fetching crate opus-mux 0.1.1...
[INFO] building opus-mux-0.1.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate opus-mux 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate opus-mux 0.1.1 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opus-mux 0.1.1
[INFO] finished tweaking crates.io crate opus-mux 0.1.1
[INFO] tweaked toml for crates.io crate opus-mux 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate opus-mux 0.1.1 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magnum-opus v0.3.2
[INFO] [stderr]   Downloaded opusic-sys v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72cc66df73d5092e608d2b331e936beb809fb7fc1c51989ebfd2780823292f14
[INFO] running `Command { std: "docker" "start" "-a" "72cc66df73d5092e608d2b331e936beb809fb7fc1c51989ebfd2780823292f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72cc66df73d5092e608d2b331e936beb809fb7fc1c51989ebfd2780823292f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72cc66df73d5092e608d2b331e936beb809fb7fc1c51989ebfd2780823292f14", kill_on_drop: false }`
[INFO] [stdout] 72cc66df73d5092e608d2b331e936beb809fb7fc1c51989ebfd2780823292f14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d8acfc68739f84aeaef56e0bdcb21914fd62f00425bd733f9a5d3044ca64619
[INFO] running `Command { std: "docker" "start" "-a" "7d8acfc68739f84aeaef56e0bdcb21914fd62f00425bd733f9a5d3044ca64619", kill_on_drop: false }`
[INFO] [stderr]    Compiling opus-mux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `eos`, `granule_position`, `sequence`, and `checksum` are never read
[INFO] [stdout]    --> src/ogg.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub struct PageHeader {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub eos: bool,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 233 |     pub granule_position: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |     pub stream_serial: u32,
[INFO] [stdout] 235 |     pub sequence: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 236 |     pub checksum: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PageHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "7d8acfc68739f84aeaef56e0bdcb21914fd62f00425bd733f9a5d3044ca64619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d8acfc68739f84aeaef56e0bdcb21914fd62f00425bd733f9a5d3044ca64619", kill_on_drop: false }`
[INFO] [stdout] 7d8acfc68739f84aeaef56e0bdcb21914fd62f00425bd733f9a5d3044ca64619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 080435b8a60fbdfd34f775763a98b49ae7bd0a4b0de70abbfb74a44f70f66477
[INFO] running `Command { std: "docker" "start" "-a" "080435b8a60fbdfd34f775763a98b49ae7bd0a4b0de70abbfb74a44f70f66477", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stdout] warning: fields `eos`, `granule_position`, `sequence`, and `checksum` are never read
[INFO] [stdout]    --> src/ogg.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub struct PageHeader {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub eos: bool,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 233 |     pub granule_position: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |     pub stream_serial: u32,
[INFO] [stdout] 235 |     pub sequence: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 236 |     pub checksum: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PageHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling opusic-sys v0.3.6
[INFO] [stderr]    Compiling magnum-opus v0.3.2
[INFO] [stderr]    Compiling opus-mux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `eos`, `granule_position`, `sequence`, and `checksum` are never read
[INFO] [stdout]    --> src/ogg.rs:232:9
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub struct PageHeader {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 232 |     pub eos: bool,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 233 |     pub granule_position: u64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |     pub stream_serial: u32,
[INFO] [stdout] 235 |     pub sequence: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 236 |     pub checksum: u32,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PageHeader` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `Command { std: "docker" "inspect" "080435b8a60fbdfd34f775763a98b49ae7bd0a4b0de70abbfb74a44f70f66477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080435b8a60fbdfd34f775763a98b49ae7bd0a4b0de70abbfb74a44f70f66477", kill_on_drop: false }`
[INFO] [stdout] 080435b8a60fbdfd34f775763a98b49ae7bd0a4b0de70abbfb74a44f70f66477