[INFO] updating cached repository https://github.com/bennofs/nix-index
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/bennofs/nix-index
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/serde-1.0.110
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/serde_derive-1.0.110
[INFO] [stderr]  * [new branch]      dependabot/cargo/serde-1.0.111 -> dependabot/cargo/serde-1.0.111
[INFO] [stderr]  * [new branch]      dependabot/cargo/serde_derive-1.0.111 -> dependabot/cargo/serde_derive-1.0.111
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 61a9d70ca3eb3566019d373020e5b96cd06f357e
[INFO] testing bennofs/nix-index against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbennofs%2Fnix-index" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bennofs/nix-index on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bennofs/nix-index
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/bennofs/nix-index
[INFO] tweaked toml for git repo https://github.com/bennofs/nix-index written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bennofs/nix-index already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: version requirement `0.4.17+zstd.1.3.3` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 76684c89c1a1fd289b212bd2f9b7e6bc2126a48123c85940bd616aad9bd2d31d
[INFO] running `"docker" "start" "-a" "76684c89c1a1fd289b212bd2f9b7e6bc2126a48123c85940bd616aad9bd2d31d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: version requirement `0.4.17+zstd.1.3.3` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling futures v0.1.24
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling lazycell v1.1.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling separator v0.3.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime v0.3.9
[INFO] [stderr]    Compiling lzma-sys v0.1.10
[INFO] [stderr]    Compiling stderr v0.8.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling xz2 v0.1.5
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-executor v0.1.4
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.2.1
[INFO] [stderr]    Compiling tokio v0.1.8
[INFO] [stderr]    Compiling grep v0.1.9
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-retry v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling blob v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling serde_bytes v0.10.4
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling zstd-sys v1.4.5+zstd.1.3.6
[INFO] [stderr]    Compiling zstd-safe v1.4.5+zstd.1.3.6
[INFO] [stderr]    Compiling zstd v0.4.20+zstd.1.3.6
[INFO] [stderr]    Compiling nix-index v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:485:39
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 while let Some(key) = try!(access.next_key::<ByteBuf>()) {
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:491:40
[INFO] [stderr]     |
[INFO] [stderr] 491 | ...                   typ = Some(try!(access.next_value()))
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:497:41
[INFO] [stderr]     |
[INFO] [stderr] 497 | ...                   size = Some(try!(access.next_value()))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:503:47
[INFO] [stderr]     |
[INFO] [stderr] 503 | ...                   executable = Some(try!(access.next_value()))
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:509:44
[INFO] [stderr]     |
[INFO] [stderr] 509 | ...                   entries = Some(try!(access.next_value()))
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:515:43
[INFO] [stderr]     |
[INFO] [stderr] 515 | ...                   target = Some(try!(access.next_value()))
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:520:29
[INFO] [stderr]     |
[INFO] [stderr] 520 | ...                   try!(access.next_value::<serde::de::IgnoredAny>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:526:28
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let typ = &try!(typ.ok_or_else(|| serde::de::Error::missing_field("type"))) as
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileNode` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:20
[INFO] [stderr]     |
[INFO] [stderr] 25  | / pub enum FileNode<T> {
[INFO] [stderr] 26  | |     /// A regular file. This is the normal kind of file which is
[INFO] [stderr] 27  | |     /// neither a directory not a symlink.
[INFO] [stderr] 28  | |     Regular {
[INFO] [stderr] ...   |
[INFO] [stderr] 49  | |     },
[INFO] [stderr] 50  | | }
[INFO] [stderr]     | |_- the item `FileNode` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                      ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileType` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 61  | / pub enum FileType {
[INFO] [stderr] 62  | |     Regular { executable: bool },
[INFO] [stderr] 63  | |     Directory,
[INFO] [stderr] 64  | |     Symlink,
[INFO] [stderr] 65  | | }
[INFO] [stderr]     | |_- the item `FileType` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::vec::Vec::<T>::split_off` that must be used
[INFO] [stderr]    --> src/database.rs:348:25
[INFO] [stderr]     |
[INFO] [stderr] 348 |                         self.found_without_package.split_off(0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/bin/nix-index.rs:211:57
[INFO] [stderr]     |
[INFO] [stderr] 211 |         let all_paths = normal_paths.chain(extra_scopes.into_iter().flat_map(|scope| {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 08s
[INFO] running `"docker" "inspect" "76684c89c1a1fd289b212bd2f9b7e6bc2126a48123c85940bd616aad9bd2d31d"`
[INFO] running `"docker" "rm" "-f" "76684c89c1a1fd289b212bd2f9b7e6bc2126a48123c85940bd616aad9bd2d31d"`
[INFO] [stdout] 76684c89c1a1fd289b212bd2f9b7e6bc2126a48123c85940bd616aad9bd2d31d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2f7784aee14d0c921ebdd78bcc3af0cb007d2033368f6ed4f557ddb00cc7d2b7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2f7784aee14d0c921ebdd78bcc3af0cb007d2033368f6ed4f557ddb00cc7d2b7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: version requirement `0.4.17+zstd.1.3.3` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling nix-index v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:485:39
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 while let Some(key) = try!(access.next_key::<ByteBuf>()) {
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:491:40
[INFO] [stderr]     |
[INFO] [stderr] 491 | ...                   typ = Some(try!(access.next_value()))
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:497:41
[INFO] [stderr]     |
[INFO] [stderr] 497 | ...                   size = Some(try!(access.next_value()))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:503:47
[INFO] [stderr]     |
[INFO] [stderr] 503 | ...                   executable = Some(try!(access.next_value()))
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:509:44
[INFO] [stderr]     |
[INFO] [stderr] 509 | ...                   entries = Some(try!(access.next_value()))
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:515:43
[INFO] [stderr]     |
[INFO] [stderr] 515 | ...                   target = Some(try!(access.next_value()))
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:520:29
[INFO] [stderr]     |
[INFO] [stderr] 520 | ...                   try!(access.next_value::<serde::de::IgnoredAny>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:526:28
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let typ = &try!(typ.ok_or_else(|| serde::de::Error::missing_field("type"))) as
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileNode` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:20
[INFO] [stderr]     |
[INFO] [stderr] 25  | / pub enum FileNode<T> {
[INFO] [stderr] 26  | |     /// A regular file. This is the normal kind of file which is
[INFO] [stderr] 27  | |     /// neither a directory not a symlink.
[INFO] [stderr] 28  | |     Regular {
[INFO] [stderr] ...   |
[INFO] [stderr] 49  | |     },
[INFO] [stderr] 50  | | }
[INFO] [stderr]     | |_- the item `FileNode` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                      ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileType` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 61  | / pub enum FileType {
[INFO] [stderr] 62  | |     Regular { executable: bool },
[INFO] [stderr] 63  | |     Directory,
[INFO] [stderr] 64  | |     Symlink,
[INFO] [stderr] 65  | | }
[INFO] [stderr]     | |_- the item `FileType` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::vec::Vec::<T>::split_off` that must be used
[INFO] [stderr]    --> src/database.rs:348:25
[INFO] [stderr]     |
[INFO] [stderr] 348 |                         self.found_without_package.split_off(0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:485:39
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 while let Some(key) = try!(access.next_key::<ByteBuf>()) {
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:491:40
[INFO] [stderr]     |
[INFO] [stderr] 491 | ...                   typ = Some(try!(access.next_value()))
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:497:41
[INFO] [stderr]     |
[INFO] [stderr] 497 | ...                   size = Some(try!(access.next_value()))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:503:47
[INFO] [stderr]     |
[INFO] [stderr] 503 | ...                   executable = Some(try!(access.next_value()))
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:509:44
[INFO] [stderr]     |
[INFO] [stderr] 509 | ...                   entries = Some(try!(access.next_value()))
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:515:43
[INFO] [stderr]     |
[INFO] [stderr] 515 | ...                   target = Some(try!(access.next_value()))
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:520:29
[INFO] [stderr]     |
[INFO] [stderr] 520 | ...                   try!(access.next_value::<serde::de::IgnoredAny>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:526:28
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let typ = &try!(typ.ok_or_else(|| serde::de::Error::missing_field("type"))) as
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileNode` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:20
[INFO] [stderr]     |
[INFO] [stderr] 25  | / pub enum FileNode<T> {
[INFO] [stderr] 26  | |     /// A regular file. This is the normal kind of file which is
[INFO] [stderr] 27  | |     /// neither a directory not a symlink.
[INFO] [stderr] 28  | |     Regular {
[INFO] [stderr] ...   |
[INFO] [stderr] 49  | |     },
[INFO] [stderr] 50  | | }
[INFO] [stderr]     | |_- the item `FileNode` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                      ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileType` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 61  | / pub enum FileType {
[INFO] [stderr] 62  | |     Regular { executable: bool },
[INFO] [stderr] 63  | |     Directory,
[INFO] [stderr] 64  | |     Symlink,
[INFO] [stderr] 65  | | }
[INFO] [stderr]     | |_- the item `FileType` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/bin/nix-index.rs:211:57
[INFO] [stderr]     |
[INFO] [stderr] 211 |         let all_paths = normal_paths.chain(extra_scopes.into_iter().flat_map(|scope| {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::vec::Vec::<T>::split_off` that must be used
[INFO] [stderr]    --> src/database.rs:348:25
[INFO] [stderr]     |
[INFO] [stderr] 348 |                         self.found_without_package.split_off(0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.00s
[INFO] running `"docker" "inspect" "2f7784aee14d0c921ebdd78bcc3af0cb007d2033368f6ed4f557ddb00cc7d2b7"`
[INFO] running `"docker" "rm" "-f" "2f7784aee14d0c921ebdd78bcc3af0cb007d2033368f6ed4f557ddb00cc7d2b7"`
[INFO] [stdout] 2f7784aee14d0c921ebdd78bcc3af0cb007d2033368f6ed4f557ddb00cc7d2b7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1b84cabc0e6fe65c89067f4dde4aa432cef16d4cad80bddd2fbe65b853001ff
[INFO] running `"docker" "start" "-a" "e1b84cabc0e6fe65c89067f4dde4aa432cef16d4cad80bddd2fbe65b853001ff"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: version requirement `0.4.17+zstd.1.3.3` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:485:39
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 while let Some(key) = try!(access.next_key::<ByteBuf>()) {
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:491:40
[INFO] [stderr]     |
[INFO] [stderr] 491 | ...                   typ = Some(try!(access.next_value()))
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:497:41
[INFO] [stderr]     |
[INFO] [stderr] 497 | ...                   size = Some(try!(access.next_value()))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:503:47
[INFO] [stderr]     |
[INFO] [stderr] 503 | ...                   executable = Some(try!(access.next_value()))
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:509:44
[INFO] [stderr]     |
[INFO] [stderr] 509 | ...                   entries = Some(try!(access.next_value()))
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:515:43
[INFO] [stderr]     |
[INFO] [stderr] 515 | ...                   target = Some(try!(access.next_value()))
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:520:29
[INFO] [stderr]     |
[INFO] [stderr] 520 | ...                   try!(access.next_value::<serde::de::IgnoredAny>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:526:28
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let typ = &try!(typ.ok_or_else(|| serde::de::Error::missing_field("type"))) as
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileNode` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:20
[INFO] [stderr]     |
[INFO] [stderr] 25  | / pub enum FileNode<T> {
[INFO] [stderr] 26  | |     /// A regular file. This is the normal kind of file which is
[INFO] [stderr] 27  | |     /// neither a directory not a symlink.
[INFO] [stderr] 28  | |     Regular {
[INFO] [stderr] ...   |
[INFO] [stderr] 49  | |     },
[INFO] [stderr] 50  | | }
[INFO] [stderr]     | |_- the item `FileNode` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                      ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileType` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 61  | / pub enum FileType {
[INFO] [stderr] 62  | |     Regular { executable: bool },
[INFO] [stderr] 63  | |     Directory,
[INFO] [stderr] 64  | |     Symlink,
[INFO] [stderr] 65  | | }
[INFO] [stderr]     | |_- the item `FileType` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:485:39
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 while let Some(key) = try!(access.next_key::<ByteBuf>()) {
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:491:40
[INFO] [stderr]     |
[INFO] [stderr] 491 | ...                   typ = Some(try!(access.next_value()))
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:497:41
[INFO] [stderr]     |
[INFO] [stderr] 497 | ...                   size = Some(try!(access.next_value()))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:503:47
[INFO] [stderr]     |
[INFO] [stderr] 503 | ...                   executable = Some(try!(access.next_value()))
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:509:44
[INFO] [stderr]     |
[INFO] [stderr] 509 | ...                   entries = Some(try!(access.next_value()))
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:515:43
[INFO] [stderr]     |
[INFO] [stderr] 515 | ...                   target = Some(try!(access.next_value()))
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:520:29
[INFO] [stderr]     |
[INFO] [stderr] 520 | ...                   try!(access.next_value::<serde::de::IgnoredAny>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hydra.rs:526:28
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let typ = &try!(typ.ok_or_else(|| serde::de::Error::missing_field("type"))) as
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileNode` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:20
[INFO] [stderr]     |
[INFO] [stderr] 25  | / pub enum FileNode<T> {
[INFO] [stderr] 26  | |     /// A regular file. This is the normal kind of file which is
[INFO] [stderr] 27  | |     /// neither a directory not a symlink.
[INFO] [stderr] 28  | |     Regular {
[INFO] [stderr] ...   |
[INFO] [stderr] 49  | |     },
[INFO] [stderr] 50  | | }
[INFO] [stderr]     | |_- the item `FileNode` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                      ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `FileType` is imported redundantly
[INFO] [stderr]    --> src/files.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 61  | / pub enum FileType {
[INFO] [stderr] 62  | |     Regular { executable: bool },
[INFO] [stderr] 63  | |     Directory,
[INFO] [stderr] 64  | |     Symlink,
[INFO] [stderr] 65  | | }
[INFO] [stderr]     | |_- the item `FileType` is already defined here
[INFO] [stderr] ...
[INFO] [stderr] 105 |           use self::{FileNode, FileType};
[INFO] [stderr]     |                                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/hydra.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | / error_chain! {
[INFO] [stderr] 35 | |     errors {
[INFO] [stderr] 36 | |         Http(url: String, code: StatusCode) {
[INFO] [stderr] 37 | |             description("http status code error")
[INFO] [stderr] ...  |
[INFO] [stderr] 73 | |     }
[INFO] [stderr] 74 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::vec::Vec::<T>::split_off` that must be used
[INFO] [stderr]    --> src/database.rs:348:25
[INFO] [stderr]     |
[INFO] [stderr] 348 |                         self.found_without_package.split_off(0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/frcode.rs:60:1
[INFO] [stderr]    |
[INFO] [stderr] 60 | / error_chain!{
[INFO] [stderr] 61 | |     foreign_links {
[INFO] [stderr] 62 | |         Io(io::Error);
[INFO] [stderr] 63 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/database.rs:87:1
[INFO] [stderr]     |
[INFO] [stderr] 87  | / error_chain! {
[INFO] [stderr] 88  | |     errors {
[INFO] [stderr] 89  | |         UnsupportedFileType(found: Vec<u8>) {
[INFO] [stderr] 90  | |             description("unsupported file type")
[INFO] [stderr] ...   |
[INFO] [stderr] 118 | |     }
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::vec::Vec::<T>::split_off` that must be used
[INFO] [stderr]    --> src/database.rs:348:25
[INFO] [stderr]     |
[INFO] [stderr] 348 |                         self.found_without_package.split_off(0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/bin/nix-index.rs:211:57
[INFO] [stderr]     |
[INFO] [stderr] 211 |         let all_paths = normal_paths.chain(extra_scopes.into_iter().flat_map(|scope| {
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nix_index-e9e9f2659e363d04
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nix_index-b92378c3f38644fa
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nix_locate-38ab3c2709f2eb24
[INFO] [stderr]    Doc-tests nix-index
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/util.rs - util::future_result (line 46) ... ok
[INFO] [stdout] test src/workset.rs - workset (line 16) ... ok
[INFO] [stdout] test src/package.rs - package::StorePath::hash (line 214) ... ok
[INFO] [stdout] test src/package.rs - package::StorePath::name (line 198) ... ok
[INFO] [stdout] test src/package.rs - package::StorePath::store_dir (line 232) ... ok
[INFO] [stdout] test src/package.rs - package::StorePath::as_str (line 247) ... ok
[INFO] [stdout] test src/package.rs - package::StorePath::origin (line 264) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e1b84cabc0e6fe65c89067f4dde4aa432cef16d4cad80bddd2fbe65b853001ff"`
[INFO] running `"docker" "rm" "-f" "e1b84cabc0e6fe65c89067f4dde4aa432cef16d4cad80bddd2fbe65b853001ff"`
[INFO] [stdout] e1b84cabc0e6fe65c89067f4dde4aa432cef16d4cad80bddd2fbe65b853001ff