[INFO] fetching crate lewton 0.10.1...
[INFO] checking lewton-0.10.1 against beta for pr-78714
[INFO] extracting crate lewton 0.10.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lewton 0.10.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lewton 0.10.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lewton 0.10.1
[INFO] tweaked toml for crates.io crate lewton 0.10.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a595fefda7ba6604bd217a07e5c64e949668a18227c2218a5fddcd2c418be3e3
[INFO] running `Command { std: "docker" "start" "-a" "a595fefda7ba6604bd217a07e5c64e949668a18227c2218a5fddcd2c418be3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a595fefda7ba6604bd217a07e5c64e949668a18227c2218a5fddcd2c418be3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a595fefda7ba6604bd217a07e5c64e949668a18227c2218a5fddcd2c418be3e3", kill_on_drop: false }`
[INFO] [stdout] a595fefda7ba6604bd217a07e5c64e949668a18227c2218a5fddcd2c418be3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0fb44a7b1d622a1c3ce54c43a2e0e22540528a6bb530e507aa1912a29e634fec
[INFO] running `Command { std: "docker" "start" "-a" "0fb44a7b1d622a1c3ce54c43a2e0e22540528a6bb530e507aa1912a29e634fec", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking lewton v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling al-sys v0.6.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking alto v3.0.4
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/perf.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut srr = try!(OggStreamReader::new(f));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/perf.rs:36:24
[INFO] [stdout]    |
[INFO] [stdout] 36 |     while let Some(pck) = try!(srr.read_dec_packet()) {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/player.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut srr = try!(OggStreamReader::new(f));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/player.rs:56:32
[INFO] [stdout]    |
[INFO] [stdout] 56 |     while let Some(pck_samples) = try!(srr.read_dec_packet_itl()) {
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.23s
[INFO] running `Command { std: "docker" "inspect" "0fb44a7b1d622a1c3ce54c43a2e0e22540528a6bb530e507aa1912a29e634fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fb44a7b1d622a1c3ce54c43a2e0e22540528a6bb530e507aa1912a29e634fec", kill_on_drop: false }`
[INFO] [stdout] 0fb44a7b1d622a1c3ce54c43a2e0e22540528a6bb530e507aa1912a29e634fec