[INFO] fetching crate rvs 0.5.0...
[INFO] checking rvs-0.5.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate rvs 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rvs 0.5.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rvs 0.5.0
[INFO] finished tweaking crates.io crate rvs 0.5.0
[INFO] tweaked toml for crates.io crate rvs 0.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.15)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding peg v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding peg-macros v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding peg-runtime v0.6.3 (latest: v0.8.3)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_pcg v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rvs-parser v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db76f3be9181112e029decf0b4e47dcec90a196ea630934ec3cb8cb63c898271
[INFO] running `Command { std: "docker" "start" "-a" "db76f3be9181112e029decf0b4e47dcec90a196ea630934ec3cb8cb63c898271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db76f3be9181112e029decf0b4e47dcec90a196ea630934ec3cb8cb63c898271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db76f3be9181112e029decf0b4e47dcec90a196ea630934ec3cb8cb63c898271", kill_on_drop: false }`
[INFO] [stdout] db76f3be9181112e029decf0b4e47dcec90a196ea630934ec3cb8cb63c898271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04ffbe1bb63023276d8d611614b1bf6ee24523ea1adfad094ee76e3f020b870f
[INFO] running `Command { std: "docker" "start" "-a" "04ffbe1bb63023276d8d611614b1bf6ee24523ea1adfad094ee76e3f020b870f", kill_on_drop: false }`
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]     Checking rvs-parser v0.5.0
[INFO] [stderr]     Checking rvs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]  --> benches/get_next.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use test::Bencher;
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rvs` (bench "get_next") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "04ffbe1bb63023276d8d611614b1bf6ee24523ea1adfad094ee76e3f020b870f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ffbe1bb63023276d8d611614b1bf6ee24523ea1adfad094ee76e3f020b870f", kill_on_drop: false }`
[INFO] [stdout] 04ffbe1bb63023276d8d611614b1bf6ee24523ea1adfad094ee76e3f020b870f