[INFO] fetching crate same-alloc 1.0.0-alpha...
[INFO] testing same-alloc-1.0.0-alpha against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate same-alloc 1.0.0-alpha into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate same-alloc 1.0.0-alpha on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate same-alloc 1.0.0-alpha
[INFO] finished tweaking crates.io crate same-alloc 1.0.0-alpha
[INFO] tweaked toml for crates.io crate same-alloc 1.0.0-alpha written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 51cfbb86b57282c8bd4b64d9f606ae299d5bec60333d5e4969450998ac6b852f
[INFO] running `Command { std: "docker" "start" "-a" "51cfbb86b57282c8bd4b64d9f606ae299d5bec60333d5e4969450998ac6b852f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51cfbb86b57282c8bd4b64d9f606ae299d5bec60333d5e4969450998ac6b852f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51cfbb86b57282c8bd4b64d9f606ae299d5bec60333d5e4969450998ac6b852f", kill_on_drop: false }`
[INFO] [stdout] 51cfbb86b57282c8bd4b64d9f606ae299d5bec60333d5e4969450998ac6b852f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336f36a7515ea13d4adcf4cacb72f6ee44089d2c90c22ec3d1e46b9a55083a7c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "336f36a7515ea13d4adcf4cacb72f6ee44089d2c90c22ec3d1e46b9a55083a7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-alloc v1.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "336f36a7515ea13d4adcf4cacb72f6ee44089d2c90c22ec3d1e46b9a55083a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336f36a7515ea13d4adcf4cacb72f6ee44089d2c90c22ec3d1e46b9a55083a7c", kill_on_drop: false }`
[INFO] [stdout] 336f36a7515ea13d4adcf4cacb72f6ee44089d2c90c22ec3d1e46b9a55083a7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8332993b3c496d0e02f991b380d0bf78e128e5ef6a33fcbaa250231efb3981d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8332993b3c496d0e02f991b380d0bf78e128e5ef6a33fcbaa250231efb3981d", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-alloc v1.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `buffer_vec`
[INFO] [stdout]  --> tests/median_name.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use buffer_vec::{same, BufferVec};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `buffer_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 `same-alloc` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f8332993b3c496d0e02f991b380d0bf78e128e5ef6a33fcbaa250231efb3981d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8332993b3c496d0e02f991b380d0bf78e128e5ef6a33fcbaa250231efb3981d", kill_on_drop: false }`
[INFO] [stdout] f8332993b3c496d0e02f991b380d0bf78e128e5ef6a33fcbaa250231efb3981d