[INFO] fetching crate bdrck_test 0.1.1...
[INFO] checking bdrck_test-0.1.1 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate bdrck_test 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bdrck_test 0.1.1 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bdrck_test 0.1.1
[INFO] finished tweaking crates.io crate bdrck_test 0.1.1
[INFO] tweaked toml for crates.io crate bdrck_test 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82c81cc3321fce7180d016b696f5b78a3e3283ea79c62a5d2a3add2f531007b3
[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" "82c81cc3321fce7180d016b696f5b78a3e3283ea79c62a5d2a3add2f531007b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82c81cc3321fce7180d016b696f5b78a3e3283ea79c62a5d2a3add2f531007b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c81cc3321fce7180d016b696f5b78a3e3283ea79c62a5d2a3add2f531007b3", kill_on_drop: false }`
[INFO] [stdout] 82c81cc3321fce7180d016b696f5b78a3e3283ea79c62a5d2a3add2f531007b3
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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] 96f8d98822ab32d2f61b6ee480caacd00b165e3168217e4892c5d643ce4cb3cd
[INFO] running `Command { std: "docker" "start" "-a" "96f8d98822ab32d2f61b6ee480caacd00b165e3168217e4892c5d643ce4cb3cd", kill_on_drop: false }`
[INFO] [stderr]     Checking bdrck_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fn_instrumentation.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut function: Box<FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stdout]    |                               ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "96f8d98822ab32d2f61b6ee480caacd00b165e3168217e4892c5d643ce4cb3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f8d98822ab32d2f61b6ee480caacd00b165e3168217e4892c5d643ce4cb3cd", kill_on_drop: false }`
[INFO] [stdout] 96f8d98822ab32d2f61b6ee480caacd00b165e3168217e4892c5d643ce4cb3cd