[INFO] crate volume 0.4.0 is already in cache
[INFO] testing volume-0.4.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate volume 0.4.0 into work/builds/worker-8/source
[INFO] validating manifest of crates.io crate volume 0.4.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate volume 0.4.0
[INFO] finished tweaking crates.io crate volume 0.4.0
[INFO] tweaked toml for crates.io crate volume 0.4.0 written to work/builds/worker-8/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6ac81fae292af6484477d2a4d409ef4eb729eaae4e63ec181f5b353307b69841
[INFO] running `"docker" "start" "-a" "6ac81fae292af6484477d2a4d409ef4eb729eaae4e63ec181f5b353307b69841"`
[INFO] [stderr]    Compiling sample v0.6.2
[INFO] [stderr]    Compiling petgraph v0.2.10
[INFO] [stderr]    Compiling time_calc v0.11.1
[INFO] [stderr]    Compiling daggy v0.4.1
[INFO] [stderr]    Compiling dsp-chain v0.13.1
[INFO] [stderr]    Compiling volume v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Frame`
[INFO] [stderr]   --> src/lib.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |         use dsp::{Frame, Sample};
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `"docker" "inspect" "6ac81fae292af6484477d2a4d409ef4eb729eaae4e63ec181f5b353307b69841"`
[INFO] running `"docker" "rm" "-f" "6ac81fae292af6484477d2a4d409ef4eb729eaae4e63ec181f5b353307b69841"`
[INFO] [stdout] 6ac81fae292af6484477d2a4d409ef4eb729eaae4e63ec181f5b353307b69841
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 88cac0205d141a269cd187b2eec189c7659ae48e18626bd354fa91b70200e97e
[INFO] running `"docker" "start" "-a" "88cac0205d141a269cd187b2eec189c7659ae48e18626bd354fa91b70200e97e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling volume v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Frame`
[INFO] [stderr]   --> src/lib.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |         use dsp::{Frame, Sample};
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "88cac0205d141a269cd187b2eec189c7659ae48e18626bd354fa91b70200e97e"`
[INFO] running `"docker" "rm" "-f" "88cac0205d141a269cd187b2eec189c7659ae48e18626bd354fa91b70200e97e"`
[INFO] [stdout] 88cac0205d141a269cd187b2eec189c7659ae48e18626bd354fa91b70200e97e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] a5edeac240462839f3e74271ca2e9498c4d0bcadb6727c18896d68db83797bb2
[INFO] running `"docker" "start" "-a" "a5edeac240462839f3e74271ca2e9498c4d0bcadb6727c18896d68db83797bb2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/volume-b837a5cd26e382e0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests volume
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a5edeac240462839f3e74271ca2e9498c4d0bcadb6727c18896d68db83797bb2"`
[INFO] running `"docker" "rm" "-f" "a5edeac240462839f3e74271ca2e9498c4d0bcadb6727c18896d68db83797bb2"`
[INFO] [stdout] a5edeac240462839f3e74271ca2e9498c4d0bcadb6727c18896d68db83797bb2