[INFO] updating cached repository unixpickle/squidtun
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/unixpickle/squidtun
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/unixpickle/squidtun" "work/ex/beta-1.37-6/sources/1.36.0/gh/unixpickle/squidtun"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/unixpickle/squidtun'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/unixpickle/squidtun" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/unixpickle/squidtun"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/unixpickle/squidtun'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 69c8b05b86b62f30c7c396667c126132a15ab235
[INFO] sha for GitHub repo unixpickle/squidtun: 69c8b05b86b62f30c7c396667c126132a15ab235
[INFO] validating manifest of unixpickle/squidtun on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of unixpickle/squidtun on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing unixpickle/squidtun
[INFO] finished frobbing unixpickle/squidtun
[INFO] frobbed toml for unixpickle/squidtun written to work/ex/beta-1.37-6/sources/1.36.0/gh/unixpickle/squidtun/Cargo.toml
[INFO] started frobbing unixpickle/squidtun
[INFO] finished frobbing unixpickle/squidtun
[INFO] frobbed toml for unixpickle/squidtun written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/unixpickle/squidtun/Cargo.toml
[INFO] crate unixpickle/squidtun already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing unixpickle/squidtun against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/unixpickle/squidtun:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] dc8f06b5c62e3a64f27db20e60c0d9f5898984f20ee4cf6e190bc8c087cc7932
[INFO] running `"docker" "start" "-a" "dc8f06b5c62e3a64f27db20e60c0d9f5898984f20ee4cf6e190bc8c087cc7932"`
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling simple_logger v0.5.0
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-timer v0.2.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling tokio-core v0.1.16
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.25
[INFO] [stderr]    Compiling squidtun v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/session.rs:34:14
[INFO] [stderr]    |
[INFO] [stderr] 34 |     ) -> Box<Future<Item = Session, Error = io::Error>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Session, Error = io::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/server/server.rs:37:43
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn connect(&self, proof: &str) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/server.rs:57:55
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn upload(&self, req: Request, id: String) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/server.rs:76:41
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn download(&self, id: &str) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/server.rs:94:38
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn close(&self, id: &str) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:102:30
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn invalid(&self) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:110:14
[INFO] [stderr]     |
[INFO] [stderr] 110 |     ) -> Box<Future<Item = R, Error = String>> where F: FnOnce(&mut Session) -> R {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = R, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:130:23
[INFO] [stderr]     |
[INFO] [stderr] 130 |     type Future = Box<Future<Item = Self::Response, Error = Self::Error>>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error = Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:179:38
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let prefixes: Vec<(&str, Box<Fn(String) -> RequestInfo>)> = vec![
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(String) -> RequestInfo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/main.rs:66:10
[INFO] [stderr]    |
[INFO] [stderr] 66 | ) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:102:10
[INFO] [stderr]     |
[INFO] [stderr] 102 | ) -> Box<Future<Item = (), Error = String>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[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/client/main.rs:108:30
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let read_future: Box<Future<Item = (), Error = String>> = Box::new(
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:113:31
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let write_future: Box<Future<Item = (), Error = String>> = Box::new(
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:126:10
[INFO] [stderr]     |
[INFO] [stderr] 126 | ) -> Box<Future<Item = String, Error = String>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = String, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:134:59
[INFO] [stderr]     |
[INFO] [stderr] 134 | fn upload_chunk(info: SessionInfo, chunk: Vec<u8>) -> Box<Future<Item = (), Error = String>> {
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:154:40
[INFO] [stderr]     |
[INFO] [stderr] 154 | fn send_eof(info: &SessionInfo) -> Box<Future<Item = (), Error = String>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:159:47
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn download_stream(info: &SessionInfo) -> Box<Stream<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:186:10
[INFO] [stderr]     |
[INFO] [stderr] 186 | ) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.90s
[INFO] running `"docker" "inspect" "dc8f06b5c62e3a64f27db20e60c0d9f5898984f20ee4cf6e190bc8c087cc7932"`
[INFO] running `"docker" "rm" "-f" "dc8f06b5c62e3a64f27db20e60c0d9f5898984f20ee4cf6e190bc8c087cc7932"`
[INFO] [stdout] dc8f06b5c62e3a64f27db20e60c0d9f5898984f20ee4cf6e190bc8c087cc7932
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/unixpickle/squidtun:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 83c121176cffe3a4d07bfbcdd3872b836bf22e10066f9974e4d0c48348aae625
[INFO] running `"docker" "start" "-a" "83c121176cffe3a4d07bfbcdd3872b836bf22e10066f9974e4d0c48348aae625"`
[INFO] [stderr]    Compiling squidtun v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/session.rs:34:14
[INFO] [stderr]    |
[INFO] [stderr] 34 |     ) -> Box<Future<Item = Session, Error = io::Error>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Session, Error = io::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/server/server.rs:37:43
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn connect(&self, proof: &str) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/server.rs:57:55
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn upload(&self, req: Request, id: String) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/server.rs:76:41
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn download(&self, id: &str) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/server.rs:94:38
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn close(&self, id: &str) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:102:30
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn invalid(&self) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:110:14
[INFO] [stderr]     |
[INFO] [stderr] 110 |     ) -> Box<Future<Item = R, Error = String>> where F: FnOnce(&mut Session) -> R {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = R, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:130:23
[INFO] [stderr]     |
[INFO] [stderr] 130 |     type Future = Box<Future<Item = Self::Response, Error = Self::Error>>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error = Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server/server.rs:179:38
[INFO] [stderr]     |
[INFO] [stderr] 179 |         let prefixes: Vec<(&str, Box<Fn(String) -> RequestInfo>)> = vec![
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(String) -> RequestInfo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server/main.rs:66:10
[INFO] [stderr]    |
[INFO] [stderr] 66 | ) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:102:10
[INFO] [stderr]     |
[INFO] [stderr] 102 | ) -> Box<Future<Item = (), Error = String>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[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/client/main.rs:108:30
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let read_future: Box<Future<Item = (), Error = String>> = Box::new(
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:113:31
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let write_future: Box<Future<Item = (), Error = String>> = Box::new(
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:126:10
[INFO] [stderr]     |
[INFO] [stderr] 126 | ) -> Box<Future<Item = String, Error = String>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = String, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:134:59
[INFO] [stderr]     |
[INFO] [stderr] 134 | fn upload_chunk(info: SessionInfo, chunk: Vec<u8>) -> Box<Future<Item = (), Error = String>> {
[INFO] [stderr]     |                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:154:40
[INFO] [stderr]     |
[INFO] [stderr] 154 | fn send_eof(info: &SessionInfo) -> Box<Future<Item = (), Error = String>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:159:47
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn download_stream(info: &SessionInfo) -> Box<Stream<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client/main.rs:186:10
[INFO] [stderr]     |
[INFO] [stderr] 186 | ) -> Box<Future<Item = Vec<u8>, Error = String>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = String>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `"docker" "inspect" "83c121176cffe3a4d07bfbcdd3872b836bf22e10066f9974e4d0c48348aae625"`
[INFO] running `"docker" "rm" "-f" "83c121176cffe3a4d07bfbcdd3872b836bf22e10066f9974e4d0c48348aae625"`
[INFO] [stdout] 83c121176cffe3a4d07bfbcdd3872b836bf22e10066f9974e4d0c48348aae625
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/unixpickle/squidtun:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] ff4c5f74045c828192b2aba66cb8d504b968f9202efe3e78e5a65e2f0004a10d
[INFO] running `"docker" "start" "-a" "ff4c5f74045c828192b2aba66cb8d504b968f9202efe3e78e5a65e2f0004a10d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/squidtun-3e33def217c0392c
[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/crater/target/debug/deps/squidtun_client-7a275d60c0a7ae0d
[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/crater/target/debug/deps/squidtun_server-ed9d6cc14d35c37c
[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]    Doc-tests squidtun
[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 `"docker" "inspect" "ff4c5f74045c828192b2aba66cb8d504b968f9202efe3e78e5a65e2f0004a10d"`
[INFO] running `"docker" "rm" "-f" "ff4c5f74045c828192b2aba66cb8d504b968f9202efe3e78e5a65e2f0004a10d"`
[INFO] [stdout] ff4c5f74045c828192b2aba66cb8d504b968f9202efe3e78e5a65e2f0004a10d