[INFO] fetching crate static-http-cache 0.2.0...
[INFO] testing static-http-cache-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate static-http-cache 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate static-http-cache 0.2.0 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 crates.io crate static-http-cache 0.2.0
[INFO] finished tweaking crates.io crate static-http-cache 0.2.0
[INFO] tweaked toml for crates.io crate static-http-cache 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 379dc0c23d23cda5e2dbd2bbd7a58f8f65a37aa3c23f6129f87ee8ad88c56128
[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" "379dc0c23d23cda5e2dbd2bbd7a58f8f65a37aa3c23f6129f87ee8ad88c56128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "379dc0c23d23cda5e2dbd2bbd7a58f8f65a37aa3c23f6129f87ee8ad88c56128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379dc0c23d23cda5e2dbd2bbd7a58f8f65a37aa3c23f6129f87ee8ad88c56128", kill_on_drop: false }`
[INFO] [stdout] 379dc0c23d23cda5e2dbd2bbd7a58f8f65a37aa3c23f6129f87ee8ad88c56128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f2e6979390400de19e5907ac3495bb090da8578f55dee42defde303f9cd463f2
[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" "f2e6979390400de19e5907ac3495bb090da8578f55dee42defde303f9cd463f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling sqlite v0.23.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling static-http-cache v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:26:51
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn error_for_status(self) -> Result<Self, Box<error::Error>>;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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/reqwest_mock.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn error_for_status(self) -> Result<Self, Box<error::Error>> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:52:37
[INFO] [stdout]    |
[INFO] [stdout] 52 |     ) -> Result<Self::Response, Box<error::Error>>;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 |     ) -> Result<Self::Response, Box<error::Error>> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/db.rs:63:47
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn commit(mut self) -> Result<(), Box<error::Error>> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 | ) -> Result<path::PathBuf, Box<error::Error>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:126:60
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(path: path::PathBuf) -> Result<CacheDB, Box<error::Error>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:166:34
[INFO] [stdout]     |
[INFO] [stdout] 166 |     ) -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:183:51
[INFO] [stdout]     |
[INFO] [stdout] 183 |             .map(|row| -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |     ) -> Result<Transaction, Box<error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:118:44
[INFO] [stdout]     |
[INFO] [stdout] 118 | ) -> Result<(fs::File, path::PathBuf), Box<error::Error>> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:31
[INFO] [stdout]     |
[INFO] [stdout] 228 |     ) -> Result<Cache<C>, Box<error::Error>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:240:65
[INFO] [stdout]     |
[INFO] [stdout] 240 |     ) -> Result<(fs::File, path::PathBuf, db::Transaction), Box<error::Error>>
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:326:31
[INFO] [stdout]     |
[INFO] [stdout] 326 |     ) -> Result<fs::File, Box<error::Error>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.08s
[INFO] running `Command { std: "docker" "inspect" "f2e6979390400de19e5907ac3495bb090da8578f55dee42defde303f9cd463f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e6979390400de19e5907ac3495bb090da8578f55dee42defde303f9cd463f2", kill_on_drop: false }`
[INFO] [stdout] f2e6979390400de19e5907ac3495bb090da8578f55dee42defde303f9cd463f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ca661df8bfad418d359e259650812c05567d95a4508004a4bd4d781197c59a31
[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" "ca661df8bfad418d359e259650812c05567d95a4508004a4bd4d781197c59a31", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:26:51
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn error_for_status(self) -> Result<Self, Box<error::Error>>;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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/reqwest_mock.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn error_for_status(self) -> Result<Self, Box<error::Error>> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:52:37
[INFO] [stdout]    |
[INFO] [stdout] 52 |     ) -> Result<Self::Response, Box<error::Error>>;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 |     ) -> Result<Self::Response, Box<error::Error>> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/db.rs:63:47
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn commit(mut self) -> Result<(), Box<error::Error>> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 | ) -> Result<path::PathBuf, Box<error::Error>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:126:60
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(path: path::PathBuf) -> Result<CacheDB, Box<error::Error>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:166:34
[INFO] [stdout]     |
[INFO] [stdout] 166 |     ) -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:183:51
[INFO] [stdout]     |
[INFO] [stdout] 183 |             .map(|row| -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |     ) -> Result<Transaction, Box<error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:118:44
[INFO] [stdout]     |
[INFO] [stdout] 118 | ) -> Result<(fs::File, path::PathBuf), Box<error::Error>> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:31
[INFO] [stdout]     |
[INFO] [stdout] 228 |     ) -> Result<Cache<C>, Box<error::Error>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:240:65
[INFO] [stdout]     |
[INFO] [stdout] 240 |     ) -> Result<(fs::File, path::PathBuf, db::Transaction), Box<error::Error>>
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:326:31
[INFO] [stdout]     |
[INFO] [stdout] 326 |     ) -> Result<fs::File, Box<error::Error>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static-http-cache v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/simple.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn get_resource() -> Result<fs::File, 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]   --> examples/urlcat.rs:13:29
[INFO] [stdout]    |
[INFO] [stdout] 13 |     -> Result<fs::File, 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/reqwest_mock.rs:26:51
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn error_for_status(self) -> Result<Self, Box<error::Error>>;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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/reqwest_mock.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn error_for_status(self) -> Result<Self, Box<error::Error>> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:52:37
[INFO] [stdout]    |
[INFO] [stdout] 52 |     ) -> Result<Self::Response, Box<error::Error>>;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 |     ) -> Result<Self::Response, Box<error::Error>> {
[INFO] [stdout]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reqwest_mock.rs:94:36
[INFO] [stdout]    |
[INFO] [stdout] 94 |         fn cause(&self) -> Option<&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/reqwest_mock.rs:113:55
[INFO] [stdout]     |
[INFO] [stdout] 113 |         fn error_for_status(self) -> 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/reqwest_mock.rs:162:41
[INFO] [stdout]     |
[INFO] [stdout] 162 |         ) -> Result<Self::Response, 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/reqwest_mock.rs:175:24
[INFO] [stdout]     |
[INFO] [stdout] 175 |         F: Fn() -> 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/reqwest_mock.rs:185:24
[INFO] [stdout]     |
[INFO] [stdout] 185 |         F: Fn() -> 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/reqwest_mock.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |         F: Fn() -> 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/reqwest_mock.rs:215:41
[INFO] [stdout]     |
[INFO] [stdout] 215 |         ) -> Result<Self::Response, 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/db.rs:63:47
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn commit(mut self) -> Result<(), Box<error::Error>> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 | ) -> Result<path::PathBuf, Box<error::Error>> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:126:60
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn new(path: path::PathBuf) -> Result<CacheDB, Box<error::Error>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:166:34
[INFO] [stdout]     |
[INFO] [stdout] 166 |     ) -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:183:51
[INFO] [stdout]     |
[INFO] [stdout] 183 |             .map(|row| -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/db.rs:223:34
[INFO] [stdout]     |
[INFO] [stdout] 223 |     ) -> Result<Transaction, Box<error::Error>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:118:44
[INFO] [stdout]     |
[INFO] [stdout] 118 | ) -> Result<(fs::File, path::PathBuf), Box<error::Error>> {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:228:31
[INFO] [stdout]     |
[INFO] [stdout] 228 |     ) -> Result<Cache<C>, Box<error::Error>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:240:65
[INFO] [stdout]     |
[INFO] [stdout] 240 |     ) -> Result<(fs::File, path::PathBuf, db::Transaction), Box<error::Error>>
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:326:31
[INFO] [stdout]     |
[INFO] [stdout] 326 |     ) -> Result<fs::File, Box<error::Error>> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/db.rs:345:17
[INFO] [stdout]     |
[INFO] [stdout] 345 |             err.description(),
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/db.rs:372:17
[INFO] [stdout]     |
[INFO] [stdout] 372 |             err.description(),
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/db.rs:449:17
[INFO] [stdout]     |
[INFO] [stdout] 449 |             err.description(),
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/db.rs:588:38
[INFO] [stdout]     |
[INFO] [stdout] 588 |             db.get(url).unwrap_err().description(),
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.17s
[INFO] running `Command { std: "docker" "inspect" "ca661df8bfad418d359e259650812c05567d95a4508004a4bd4d781197c59a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca661df8bfad418d359e259650812c05567d95a4508004a4bd4d781197c59a31", kill_on_drop: false }`
[INFO] [stdout] ca661df8bfad418d359e259650812c05567d95a4508004a4bd4d781197c59a31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d66b4d8fd02ee2248bec10f56bebe15e1aa497e4213e06b9217d81e4a0c5d7f4
[INFO] running `Command { std: "docker" "start" "-a" "d66b4d8fd02ee2248bec10f56bebe15e1aa497e4213e06b9217d81e4a0c5d7f4", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reqwest_mock.rs:26:51
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn error_for_status(self) -> Result<Self, Box<error::Error>>;
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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/reqwest_mock.rs:36:51
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn error_for_status(self) -> Result<Self, Box<error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reqwest_mock.rs:52:37
[INFO] [stderr]    |
[INFO] [stderr] 52 |     ) -> Result<Self::Response, Box<error::Error>>;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reqwest_mock.rs:61:37
[INFO] [stderr]    |
[INFO] [stderr] 61 |     ) -> Result<Self::Response, Box<error::Error>> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/db.rs:63:47
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn commit(mut self) -> Result<(), Box<error::Error>> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:100:32
[INFO] [stderr]     |
[INFO] [stderr] 100 | ) -> Result<path::PathBuf, Box<error::Error>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:126:60
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn new(path: path::PathBuf) -> Result<CacheDB, Box<error::Error>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:166:34
[INFO] [stderr]     |
[INFO] [stderr] 166 |     ) -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:183:51
[INFO] [stderr]     |
[INFO] [stderr] 183 |             .map(|row| -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:223:34
[INFO] [stderr]     |
[INFO] [stderr] 223 |     ) -> Result<Transaction, Box<error::Error>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:118:44
[INFO] [stderr]     |
[INFO] [stderr] 118 | ) -> Result<(fs::File, path::PathBuf), Box<error::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:31
[INFO] [stderr]     |
[INFO] [stderr] 228 |     ) -> Result<Cache<C>, Box<error::Error>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:240:65
[INFO] [stderr]     |
[INFO] [stderr] 240 |     ) -> Result<(fs::File, path::PathBuf, db::Transaction), Box<error::Error>>
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:326:31
[INFO] [stderr]     |
[INFO] [stderr] 326 |     ) -> Result<fs::File, Box<error::Error>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reqwest_mock.rs:26:51
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn error_for_status(self) -> Result<Self, Box<error::Error>>;
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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/reqwest_mock.rs:36:51
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn error_for_status(self) -> Result<Self, Box<error::Error>> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reqwest_mock.rs:52:37
[INFO] [stderr]    |
[INFO] [stderr] 52 |     ) -> Result<Self::Response, Box<error::Error>>;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reqwest_mock.rs:61:37
[INFO] [stderr]    |
[INFO] [stderr] 61 |     ) -> Result<Self::Response, Box<error::Error>> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reqwest_mock.rs:94:36
[INFO] [stderr]    |
[INFO] [stderr] 94 |         fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reqwest_mock.rs:113:55
[INFO] [stderr]     |
[INFO] [stderr] 113 |         fn error_for_status(self) -> 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/reqwest_mock.rs:162:41
[INFO] [stderr]     |
[INFO] [stderr] 162 |         ) -> Result<Self::Response, 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/reqwest_mock.rs:175:24
[INFO] [stderr]     |
[INFO] [stderr] 175 |         F: Fn() -> 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/reqwest_mock.rs:185:24
[INFO] [stderr]     |
[INFO] [stderr] 185 |         F: Fn() -> 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/reqwest_mock.rs:208:24
[INFO] [stderr]     |
[INFO] [stderr] 208 |         F: Fn() -> 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/reqwest_mock.rs:215:41
[INFO] [stderr]     |
[INFO] [stderr] 215 |         ) -> Result<Self::Response, 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/db.rs:63:47
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn commit(mut self) -> Result<(), Box<error::Error>> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:100:32
[INFO] [stderr]     |
[INFO] [stderr] 100 | ) -> Result<path::PathBuf, Box<error::Error>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:126:60
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn new(path: path::PathBuf) -> Result<CacheDB, Box<error::Error>> {
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:166:34
[INFO] [stderr]     |
[INFO] [stderr] 166 |     ) -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:183:51
[INFO] [stderr]     |
[INFO] [stderr] 183 |             .map(|row| -> Result<CacheRecord, Box<error::Error>> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/db.rs:223:34
[INFO] [stderr]     |
[INFO] [stderr] 223 |     ) -> Result<Transaction, Box<error::Error>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:118:44
[INFO] [stderr]     |
[INFO] [stderr] 118 | ) -> Result<(fs::File, path::PathBuf), Box<error::Error>> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:228:31
[INFO] [stderr]     |
[INFO] [stderr] 228 |     ) -> Result<Cache<C>, Box<error::Error>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:240:65
[INFO] [stderr]     |
[INFO] [stderr] 240 |     ) -> Result<(fs::File, path::PathBuf, db::Transaction), Box<error::Error>>
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:326:31
[INFO] [stderr]     |
[INFO] [stderr] 326 |     ) -> Result<fs::File, Box<error::Error>> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/db.rs:345:17
[INFO] [stderr]     |
[INFO] [stderr] 345 |             err.description(),
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/db.rs:372:17
[INFO] [stderr]     |
[INFO] [stderr] 372 |             err.description(),
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/db.rs:449:17
[INFO] [stderr]     |
[INFO] [stderr] 449 |             err.description(),
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/db.rs:588:38
[INFO] [stderr]     |
[INFO] [stderr] 588 |             db.get(url).unwrap_err().description(),
[INFO] [stderr]     |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/urlcat.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     -> Result<fs::File, 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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/simple.rs:10:43
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn get_resource() -> Result<fs::File, 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 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/static_http_cache-e0a44181ad0fe1de
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test db::tests::open_bogus_db ... ok
[INFO] [stdout] test db::tests::create_fresh_db ... ok
[INFO] [stdout] test db::tests::get_url_with_invalid_last_modified_and_etag ... ok
[INFO] [stdout] test db::tests::get_url_with_invalid_path ... ok
[INFO] [stdout] test db::tests::get_known_url ... ok
[INFO] [stdout] test db::tests::get_ignores_fragments ... ok
[INFO] [stdout] test db::tests::insert_data_without_commit ... ok
[INFO] [stdout] test db::tests::get_unknown_url ... ok
[INFO] [stdout] test db::tests::get_known_url_with_headers ... ok
[INFO] [stdout] test db::tests::get_from_empty_db ... ok
[INFO] [stdout] test db::tests::insert_data_with_all_fields ... ok
[INFO] [stdout] test db::tests::insert_data_with_commit ... ok
[INFO] [stdout] test db::tests::overwrite_data ... ok
[INFO] [stdout] test db::tests::insert_data_ignores_url_fragment ... ok
[INFO] [stdout] test db::tests::dbs_are_equal_if_paths_are_equal ... ok
[INFO] [stdout] test db::tests::db_debug_prints_path ... ok
[INFO] [stdout] test tests::initial_request_failure ... ok
[INFO] [stdout] test db::tests::reopen_existing_db ... ok
[INFO] [stdout] test tests::ignore_fragment_in_url ... ok
[INFO] [stdout] test tests::return_existing_data_on_connection_refused ... ok
[INFO] [stdout] test tests::initial_request_success ... ok
[INFO] [stdout] test tests::use_cache_data_if_some_match ... ok
[INFO] [stdout] test tests::use_cache_data_if_not_modified_since ... ok
[INFO] [stdout] test db::tests::dbs_not_equal_if_paths_are_different ... ok
[INFO] [stdout] test tests::update_cache_if_none_match ... ok
[INFO] [stdout] test tests::update_cache_if_modified_since ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests static-http-cache
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - Cache<C>::get (line 293) ... ok
[INFO] [stdout] test src/lib.rs - Cache<C>::new (line 199) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d66b4d8fd02ee2248bec10f56bebe15e1aa497e4213e06b9217d81e4a0c5d7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d66b4d8fd02ee2248bec10f56bebe15e1aa497e4213e06b9217d81e4a0c5d7f4", kill_on_drop: false }`
[INFO] [stdout] d66b4d8fd02ee2248bec10f56bebe15e1aa497e4213e06b9217d81e4a0c5d7f4