[INFO] cloning repository https://github.com/cthwaite/vecdump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cthwaite/vecdump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthwaite%2Fvecdump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthwaite%2Fvecdump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0887a6b2ce5a63173e5e6c015fbb5c70b0c89eaf
[INFO] testing cthwaite/vecdump against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthwaite%2Fvecdump" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cthwaite/vecdump on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cthwaite/vecdump
[INFO] finished tweaking git repo https://github.com/cthwaite/vecdump
[INFO] tweaked toml for git repo https://github.com/cthwaite/vecdump written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cthwaite/vecdump already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f4d421e81cc39b081a9d00907f9c3d0ecebd5c9ba26488b5e8e17f4497b65ef
[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" "9f4d421e81cc39b081a9d00907f9c3d0ecebd5c9ba26488b5e8e17f4497b65ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f4d421e81cc39b081a9d00907f9c3d0ecebd5c9ba26488b5e8e17f4497b65ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f4d421e81cc39b081a9d00907f9c3d0ecebd5c9ba26488b5e8e17f4497b65ef", kill_on_drop: false }`
[INFO] [stdout] 9f4d421e81cc39b081a9d00907f9c3d0ecebd5c9ba26488b5e8e17f4497b65ef
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49306578332cc3a12e26256312a2d00e235daedb2aa358856ee9e21b5d1f397d
[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" "49306578332cc3a12e26256312a2d00e235daedb2aa358856ee9e21b5d1f397d", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling bincode v1.1.2
[INFO] [stderr]    Compiling stackvector v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling lexical-core v0.4.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling lexical v2.1.0
[INFO] [stderr]    Compiling vecdump v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:23:45
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn load(path: &str) -> Result<Self, Box<Error>>;
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:42:84
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn load_from<P: AsRef<Path>>(idx_file: P, vec_file: P) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:68:45
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn load(path: &str) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:95:90
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn parse_header_from_lines<B: BufRead>(lines: &mut Lines<B>) -> Result<Word2VecMeta, Box<Error>> {
[INFO] [stdout]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:112:46
[INFO] [stdout]     |
[INFO] [stdout] 112 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:122:46
[INFO] [stdout]     |
[INFO] [stdout] 122 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:140:86
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub fn serialize_to_store<P: AsRef<Path>>(path: P) -> Result<(PathBuf, PathBuf), Box<Error>> {
[INFO] [stdout]     |                                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/dump.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.48s
[INFO] running `Command { std: "docker" "inspect" "49306578332cc3a12e26256312a2d00e235daedb2aa358856ee9e21b5d1f397d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49306578332cc3a12e26256312a2d00e235daedb2aa358856ee9e21b5d1f397d", kill_on_drop: false }`
[INFO] [stdout] 49306578332cc3a12e26256312a2d00e235daedb2aa358856ee9e21b5d1f397d
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79e1aa03740b1682663b1c373a333e660eb8352be2536cfd276787efd7f73a1c
[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" "79e1aa03740b1682663b1c373a333e660eb8352be2536cfd276787efd7f73a1c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:23:45
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn load(path: &str) -> Result<Self, Box<Error>>;
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:42:84
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn load_from<P: AsRef<Path>>(idx_file: P, vec_file: P) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:68:45
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn load(path: &str) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:95:90
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn parse_header_from_lines<B: BufRead>(lines: &mut Lines<B>) -> Result<Word2VecMeta, Box<Error>> {
[INFO] [stdout]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:112:46
[INFO] [stdout]     |
[INFO] [stdout] 112 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:122:46
[INFO] [stdout]     |
[INFO] [stdout] 122 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:140:86
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub fn serialize_to_store<P: AsRef<Path>>(path: P) -> Result<(PathBuf, PathBuf), Box<Error>> {
[INFO] [stdout]     |                                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vecdump v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:23:45
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn load(path: &str) -> Result<Self, Box<Error>>;
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:42:84
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn load_from<P: AsRef<Path>>(idx_file: P, vec_file: P) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:68:45
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn load(path: &str) -> Result<Self, Box<Error>> {
[INFO] [stdout]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/word2vec.rs:95:90
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn parse_header_from_lines<B: BufRead>(lines: &mut Lines<B>) -> Result<Word2VecMeta, Box<Error>> {
[INFO] [stdout]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:112:46
[INFO] [stdout]     |
[INFO] [stdout] 112 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:122:46
[INFO] [stdout]     |
[INFO] [stdout] 122 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/word2vec.rs:140:86
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub fn serialize_to_store<P: AsRef<Path>>(path: P) -> Result<(PathBuf, PathBuf), Box<Error>> {
[INFO] [stdout]     |                                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/dump.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "79e1aa03740b1682663b1c373a333e660eb8352be2536cfd276787efd7f73a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e1aa03740b1682663b1c373a333e660eb8352be2536cfd276787efd7f73a1c", kill_on_drop: false }`
[INFO] [stdout] 79e1aa03740b1682663b1c373a333e660eb8352be2536cfd276787efd7f73a1c
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9851d1e08f7cbe6951a3c79514cb0ed44a4c08e9e00232008b1f0431241c6da
[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" "a9851d1e08f7cbe6951a3c79514cb0ed44a4c08e9e00232008b1f0431241c6da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/word2vec.rs:23:45
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 23 |     fn load(path: &str) -> Result<Self, Box<Error>>;
[INFO] [stdout] 
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/word2vec.rs:42:84
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn load_from<P: AsRef<Path>>(idx_file: P, vec_file: P) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/word2vec.rs:68:45
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn load(path: &str) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/word2vec.rs:95:90
[INFO] [stderr]    |
[INFO] [stderr] 95 | fn parse_header_from_lines<B: BufRead>(lines: &mut Lines<B>) -> Result<Word2VecMeta, Box<Error>> {
[INFO] [stderr]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/word2vec.rs:112:46
[INFO] [stderr]     |
[INFO] [stderr] 112 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/word2vec.rs:122:46
[INFO] [stderr]     |
[INFO] [stderr] 122 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/word2vec.rs:140:86
[INFO] [stderr]     |
[INFO] [stderr] 140 | pub fn serialize_to_store<P: AsRef<Path>>(path: P) -> Result<(PathBuf, PathBuf), Box<Error>> {
[INFO] [stderr]     |                                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/word2vec.rs:23:45
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn load(path: &str) -> Result<Self, Box<Error>>;
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/word2vec.rs:42:84
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn load_from<P: AsRef<Path>>(idx_file: P, vec_file: P) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/word2vec.rs:68:45
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn load(path: &str) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/word2vec.rs:95:90
[INFO] [stderr]    |
[INFO] [stderr] 95 | fn parse_header_from_lines<B: BufRead>(lines: &mut Lines<B>) -> Result<Word2VecMeta, Box<Error>> {
[INFO] [stderr]    |                                                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/word2vec.rs:112:46
[INFO] [stderr]     |
[INFO] [stderr] 112 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/word2vec.rs:122:46
[INFO] [stderr]     |
[INFO] [stderr] 122 | ) -> Result<(Word2VecMeta, Vec<String>), Box<Error>> {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/word2vec.rs:140:86
[INFO] [stderr]     |
[INFO] [stderr] 140 | pub fn serialize_to_store<P: AsRef<Path>>(path: P) -> Result<(PathBuf, PathBuf), Box<Error>> {
[INFO] [stderr]     |                                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/dump.rs:24:29
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vecdump-d2d1cc38f4ea2837
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dump-fe4bf00b0e78a7e8
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vecdump
[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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9851d1e08f7cbe6951a3c79514cb0ed44a4c08e9e00232008b1f0431241c6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9851d1e08f7cbe6951a3c79514cb0ed44a4c08e9e00232008b1f0431241c6da", kill_on_drop: false }`
[INFO] [stdout] a9851d1e08f7cbe6951a3c79514cb0ed44a4c08e9e00232008b1f0431241c6da