[INFO] fetching crate libnv 0.2.2...
[INFO] checking libnv-0.2.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate libnv 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libnv 0.2.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libnv 0.2.2
[INFO] finished tweaking crates.io crate libnv 0.2.2
[INFO] tweaked toml for crates.io crate libnv 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate libnv 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb9305698beb88bcddf197fab52a7c077eecd364fe3da42f97ab1c5652a5a8a3
[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" "bb9305698beb88bcddf197fab52a7c077eecd364fe3da42f97ab1c5652a5a8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb9305698beb88bcddf197fab52a7c077eecd364fe3da42f97ab1c5652a5a8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9305698beb88bcddf197fab52a7c077eecd364fe3da42f97ab1c5652a5a8a3", kill_on_drop: false }`
[INFO] [stdout] bb9305698beb88bcddf197fab52a7c077eecd364fe3da42f97ab1c5652a5a8a3
[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=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" "+1.55.0" "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] ba1547f2312829f8e6be5c1fc604e86c942e5fa956d60ec413cdaa8492e2cf72
[INFO] running `Command { std: "docker" "start" "-a" "ba1547f2312829f8e6be5c1fc604e86c942e5fa956d60ec413cdaa8492e2cf72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libnv-sys v0.1.4
[INFO] [stderr]    Compiling nvpair-sys v0.1.0
[INFO] [stderr]     Checking libnv v0.2.2 (/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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | / quick_error! {
[INFO] [stdout] 25 | |     #[derive(Debug)]
[INFO] [stdout] 26 | |     /// Error kinds for Name/Value library.
[INFO] [stdout] 27 | |     pub enum NvError {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |     }
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.67s
[INFO] running `Command { std: "docker" "inspect" "ba1547f2312829f8e6be5c1fc604e86c942e5fa956d60ec413cdaa8492e2cf72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba1547f2312829f8e6be5c1fc604e86c942e5fa956d60ec413cdaa8492e2cf72", kill_on_drop: false }`
[INFO] [stdout] ba1547f2312829f8e6be5c1fc604e86c942e5fa956d60ec413cdaa8492e2cf72
