[INFO] fetching crate forest_db 0.1.0...
[INFO] checking forest_db-0.1.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate forest_db 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate forest_db 0.1.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forest_db 0.1.0
[INFO] finished tweaking crates.io crate forest_db 0.1.0
[INFO] tweaked toml for crates.io crate forest_db 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "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] 381514d0077f20e3e75b2a5c62de912a7db418593017a9c66904aeba1087e324
[INFO] running `Command { std: "docker" "start" "-a" "381514d0077f20e3e75b2a5c62de912a7db418593017a9c66904aeba1087e324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "381514d0077f20e3e75b2a5c62de912a7db418593017a9c66904aeba1087e324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381514d0077f20e3e75b2a5c62de912a7db418593017a9c66904aeba1087e324", kill_on_drop: false }`
[INFO] [stdout] 381514d0077f20e3e75b2a5c62de912a7db418593017a9c66904aeba1087e324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "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] 3c7c0d67ce8dfb5846a0408cc13a84c23607ca68a261e8e516d1801ba37ee1fe
[INFO] running `Command { std: "docker" "start" "-a" "3c7c0d67ce8dfb5846a0408cc13a84c23607ca68a261e8e516d1801ba37ee1fe", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking forest_cid v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking forest_encoding v0.2.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking forest_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `db`
[INFO] [stdout]  --> tests/subtests/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use db::Store;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `db`
[INFO] [stdout]  --> tests/mem_test.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use db::MemoryDB;
[INFO] [stdout]   |     ^^ use of undeclared crate or module `db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `forest_db`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3c7c0d67ce8dfb5846a0408cc13a84c23607ca68a261e8e516d1801ba37ee1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7c0d67ce8dfb5846a0408cc13a84c23607ca68a261e8e516d1801ba37ee1fe", kill_on_drop: false }`
[INFO] [stdout] 3c7c0d67ce8dfb5846a0408cc13a84c23607ca68a261e8e516d1801ba37ee1fe