[INFO] crate jobpool 0.3.8 is already in cache
[INFO] checking jobpool-0.3.8 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate jobpool 0.3.8 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate jobpool 0.3.8 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jobpool 0.3.8
[INFO] finished tweaking crates.io crate jobpool 0.3.8
[INFO] tweaked toml for crates.io crate jobpool 0.3.8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "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" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 320160641c8ae4b2c586b713c01b3678c438b70933931f359af9dd1dca98f268
[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" "320160641c8ae4b2c586b713c01b3678c438b70933931f359af9dd1dca98f268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "320160641c8ae4b2c586b713c01b3678c438b70933931f359af9dd1dca98f268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320160641c8ae4b2c586b713c01b3678c438b70933931f359af9dd1dca98f268", kill_on_drop: false }`
[INFO] [stdout] 320160641c8ae4b2c586b713c01b3678c438b70933931f359af9dd1dca98f268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eb697b6828be754e97ad70e2fb1171674120808e102d91b9cad8c395fc43a55
[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" "2eb697b6828be754e97ad70e2fb1171674120808e102d91b9cad8c395fc43a55", kill_on_drop: false }`
[INFO] [stderr]     Checking jobpool v0.3.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/jobpool.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | type BoxedRunnable = Box<Runnable + Send + 'static>;
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Send + 'static`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/jobpool.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | type BoxedRunnable = Box<Runnable + Send + 'static>;
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Send + 'static`
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "2eb697b6828be754e97ad70e2fb1171674120808e102d91b9cad8c395fc43a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb697b6828be754e97ad70e2fb1171674120808e102d91b9cad8c395fc43a55", kill_on_drop: false }`
[INFO] [stdout] 2eb697b6828be754e97ad70e2fb1171674120808e102d91b9cad8c395fc43a55