[INFO] fetching crate rustbitmap 0.1.0...
[INFO] checking rustbitmap-0.1.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate rustbitmap 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustbitmap 0.1.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustbitmap 0.1.0
[INFO] finished tweaking crates.io crate rustbitmap 0.1.0
[INFO] tweaked toml for crates.io crate rustbitmap 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rustbitmap 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd5729f440664a5f5ecd9ce2d2a8ae598ea87eb567f157048f6a89a5159be89a
[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" "dd5729f440664a5f5ecd9ce2d2a8ae598ea87eb567f157048f6a89a5159be89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5729f440664a5f5ecd9ce2d2a8ae598ea87eb567f157048f6a89a5159be89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5729f440664a5f5ecd9ce2d2a8ae598ea87eb567f157048f6a89a5159be89a", kill_on_drop: false }`
[INFO] [stdout] dd5729f440664a5f5ecd9ce2d2a8ae598ea87eb567f157048f6a89a5159be89a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84a5a4b69100c0eb2a4841eb7915a3497aa87d21035350598e43924472ed6f7e
[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" "84a5a4b69100c0eb2a4841eb7915a3497aa87d21035350598e43924472ed6f7e", kill_on_drop: false }`
[INFO] [stderr]     Checking rustbitmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:255:69
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     format!("Couldn't create {}: {}", filename, why.description()).to_owned(),
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:262:71
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 Err(format!("Couldn't write to {}: {}", filename, why.description()).to_owned())
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:255:69
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     format!("Couldn't create {}: {}", filename, why.description()).to_owned(),
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:262:71
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 Err(format!("Couldn't write to {}: {}", filename, why.description()).to_owned())
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "84a5a4b69100c0eb2a4841eb7915a3497aa87d21035350598e43924472ed6f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a5a4b69100c0eb2a4841eb7915a3497aa87d21035350598e43924472ed6f7e", kill_on_drop: false }`
[INFO] [stdout] 84a5a4b69100c0eb2a4841eb7915a3497aa87d21035350598e43924472ed6f7e