[INFO] crate libnv 0.2.2 is already in cache
[INFO] checking libnv-0.2.2 against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] extracting crate libnv 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libnv 0.2.2 on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/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" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "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] 6cfcd47781fd629e379a144107ca8701b65bfe6ee340cf6a3b5eebafac48f613
[INFO] running `Command { std: "docker" "start" "-a" "6cfcd47781fd629e379a144107ca8701b65bfe6ee340cf6a3b5eebafac48f613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cfcd47781fd629e379a144107ca8701b65bfe6ee340cf6a3b5eebafac48f613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfcd47781fd629e379a144107ca8701b65bfe6ee340cf6a3b5eebafac48f613", kill_on_drop: false }`
[INFO] [stdout] 6cfcd47781fd629e379a144107ca8701b65bfe6ee340cf6a3b5eebafac48f613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dccb6de79f865703f53b08dc72077234f6abf19d87eaab62707c0a1d7578f14a
[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" "dccb6de79f865703f53b08dc72077234f6abf19d87eaab62707c0a1d7578f14a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling nvpair-sys v0.1.0
[INFO] [stderr]    Compiling libnv-sys v0.1.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking libnv v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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 a macro (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 6.28s
[INFO] running `Command { std: "docker" "inspect" "dccb6de79f865703f53b08dc72077234f6abf19d87eaab62707c0a1d7578f14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dccb6de79f865703f53b08dc72077234f6abf19d87eaab62707c0a1d7578f14a", kill_on_drop: false }`
[INFO] [stdout] dccb6de79f865703f53b08dc72077234f6abf19d87eaab62707c0a1d7578f14a