[INFO] crate dgraph-rs-http 0.1.1 is already in cache
[INFO] testing dgraph-rs-http-0.1.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate dgraph-rs-http 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dgraph-rs-http 0.1.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dgraph-rs-http 0.1.1
[INFO] finished tweaking crates.io crate dgraph-rs-http 0.1.1
[INFO] tweaked toml for crates.io crate dgraph-rs-http 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52f903bc7564ec02ee444949b41877792d0b5edfe479501519e3bfd96bf6b84e
[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" "52f903bc7564ec02ee444949b41877792d0b5edfe479501519e3bfd96bf6b84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52f903bc7564ec02ee444949b41877792d0b5edfe479501519e3bfd96bf6b84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f903bc7564ec02ee444949b41877792d0b5edfe479501519e3bfd96bf6b84e", kill_on_drop: false }`
[INFO] [stdout] 52f903bc7564ec02ee444949b41877792d0b5edfe479501519e3bfd96bf6b84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f66f55b14f9367b4431da35951923058f84fab1898cafe7d5bee9c242bec996c
[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" "f66f55b14f9367b4431da35951923058f84fab1898cafe7d5bee9c242bec996c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling dgraph-rs-http v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_stub.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn cause(&self) -> Option<&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/client_stub.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     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/client_stub.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 |     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/client_stub.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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/client_stub.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     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/client_stub.rs:139:73
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn response(request: RequestBuilder) -> Result<(Value, Extensions), Box<Error>> {
[INFO] [stdout]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/client_stub.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 ;
[INFO] [stdout]     |                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client_stub.rs:163:65
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn text_response(request: RequestBuilder) -> Result<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/client_stub.rs:174:76
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn txn_context_response(request: RequestBuilder) -> Result<TxnContext, 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/client_stub.rs:204:101
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn new(addr: Option<String>, tls_config: Option<TlsConfig>) -> Result<DgraphClientStub, 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/client_stub.rs:227:74
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn query(&self, req: Request) -> Result<(Value, Extensions), 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/client_stub.rs:252:48
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub fn health(&self) -> Result<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/client_stub.rs:258:69
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn abort(&self, ctx: &TxnContext) -> Result<TxnContext, 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/client_stub.rs:265:69
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn commit(&self, ctx: TxnContext) -> Result<TxnContext, 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/client_stub.rs:278:64
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn mutate(&self, mu: Mutation) -> Result<Assigned, 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/client_stub.rs:334:62
[INFO] [stdout]     |
[INFO] [stdout] 334 |     pub fn alter(&self, op: Operation) -> Result<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/client.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |     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/client.rs:49:76
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(clients: Vec<DgraphClientStub>) -> Result<DgraphClient, 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/client.rs:60:62
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn alter(&self, op: Operation) -> Result<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/txn.rs:23:32
[INFO] [stdout]    |
[INFO] [stdout] 23 |     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/txn.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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/txn.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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/txn.rs:93:85
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn merge_context(ctx: TxnContext, extensions: Extensions) -> Result<TxnContext, 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/txn.rs:150:61
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn query(&mut self, q: String) -> Result<Value, 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/txn.rs:155:49
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   -> Result<Value, 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/txn.rs:197:74
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn mutation(&mut self, mut mu: Mutation) -> Result<Assigned, 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/txn.rs:244:48
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn commit(&mut self) -> Result<(), 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/txn.rs:258:49
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn discard(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "f66f55b14f9367b4431da35951923058f84fab1898cafe7d5bee9c242bec996c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66f55b14f9367b4431da35951923058f84fab1898cafe7d5bee9c242bec996c", kill_on_drop: false }`
[INFO] [stdout] f66f55b14f9367b4431da35951923058f84fab1898cafe7d5bee9c242bec996c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f1f05b023db93f7a0340e9e2256a6981bb4c1dd5b0b0b3e89fb76c9826120ac
[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" "1f1f05b023db93f7a0340e9e2256a6981bb4c1dd5b0b0b3e89fb76c9826120ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling dgraph-rs-http v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_stub.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn cause(&self) -> Option<&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/client_stub.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     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/client_stub.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 |     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/client_stub.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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/client_stub.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     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/client_stub.rs:139:73
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn response(request: RequestBuilder) -> Result<(Value, Extensions), Box<Error>> {
[INFO] [stdout]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/client_stub.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 ;
[INFO] [stdout]     |                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client_stub.rs:163:65
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn text_response(request: RequestBuilder) -> Result<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/client_stub.rs:174:76
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn txn_context_response(request: RequestBuilder) -> Result<TxnContext, 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/client_stub.rs:204:101
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn new(addr: Option<String>, tls_config: Option<TlsConfig>) -> Result<DgraphClientStub, 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/client_stub.rs:227:74
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn query(&self, req: Request) -> Result<(Value, Extensions), 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/client_stub.rs:252:48
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub fn health(&self) -> Result<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/client_stub.rs:258:69
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn abort(&self, ctx: &TxnContext) -> Result<TxnContext, 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/client_stub.rs:265:69
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn commit(&self, ctx: TxnContext) -> Result<TxnContext, 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/client_stub.rs:278:64
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn mutate(&self, mu: Mutation) -> Result<Assigned, 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/client_stub.rs:334:62
[INFO] [stdout]     |
[INFO] [stdout] 334 |     pub fn alter(&self, op: Operation) -> Result<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/client.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |     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/client.rs:49:76
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(clients: Vec<DgraphClientStub>) -> Result<DgraphClient, 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/client.rs:60:62
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn alter(&self, op: Operation) -> Result<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/txn.rs:23:32
[INFO] [stdout]    |
[INFO] [stdout] 23 |     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/txn.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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/txn.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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/txn.rs:93:85
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn merge_context(ctx: TxnContext, extensions: Extensions) -> Result<TxnContext, 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/txn.rs:150:61
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn query(&mut self, q: String) -> Result<Value, 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/txn.rs:155:49
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   -> Result<Value, 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/txn.rs:197:74
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn mutation(&mut self, mut mu: Mutation) -> Result<Assigned, 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/txn.rs:244:48
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn commit(&mut self) -> Result<(), 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/txn.rs:258:49
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn discard(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client_stub.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn cause(&self) -> Option<&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/client_stub.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     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/client_stub.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 |     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/client_stub.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |     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/client_stub.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     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/client_stub.rs:139:73
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn response(request: RequestBuilder) -> Result<(Value, Extensions), Box<Error>> {
[INFO] [stdout]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/client_stub.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |                 ;
[INFO] [stdout]     |                 ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client_stub.rs:163:65
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn text_response(request: RequestBuilder) -> Result<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/client_stub.rs:174:76
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn txn_context_response(request: RequestBuilder) -> Result<TxnContext, 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/client_stub.rs:204:101
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn new(addr: Option<String>, tls_config: Option<TlsConfig>) -> Result<DgraphClientStub, 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/client_stub.rs:227:74
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn query(&self, req: Request) -> Result<(Value, Extensions), 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/client_stub.rs:252:48
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub fn health(&self) -> Result<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/client_stub.rs:258:69
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn abort(&self, ctx: &TxnContext) -> Result<TxnContext, 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/client_stub.rs:265:69
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn commit(&self, ctx: TxnContext) -> Result<TxnContext, 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/client_stub.rs:278:64
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn mutate(&self, mu: Mutation) -> Result<Assigned, 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/client_stub.rs:334:62
[INFO] [stdout]     |
[INFO] [stdout] 334 |     pub fn alter(&self, op: Operation) -> Result<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/client.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |     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/client.rs:49:76
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn new(clients: Vec<DgraphClientStub>) -> Result<DgraphClient, 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/client.rs:60:62
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn alter(&self, op: Operation) -> Result<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/txn.rs:23:32
[INFO] [stdout]    |
[INFO] [stdout] 23 |     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/txn.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |     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/txn.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |     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/txn.rs:93:85
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn merge_context(ctx: TxnContext, extensions: Extensions) -> Result<TxnContext, 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/txn.rs:150:61
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn query(&mut self, q: String) -> Result<Value, 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/txn.rs:155:49
[INFO] [stdout]     |
[INFO] [stdout] 155 | ...                   -> Result<Value, 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/txn.rs:197:74
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn mutation(&mut self, mut mu: Mutation) -> Result<Assigned, 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/txn.rs:244:48
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub fn commit(&mut self) -> Result<(), 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/txn.rs:258:49
[INFO] [stdout]     |
[INFO] [stdout] 258 |     pub fn discard(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "1f1f05b023db93f7a0340e9e2256a6981bb4c1dd5b0b0b3e89fb76c9826120ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f1f05b023db93f7a0340e9e2256a6981bb4c1dd5b0b0b3e89fb76c9826120ac", kill_on_drop: false }`
[INFO] [stdout] 1f1f05b023db93f7a0340e9e2256a6981bb4c1dd5b0b0b3e89fb76c9826120ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d30c8208ec424895b5913dddf19b6e8a63f70ed990dc4a6554260ee239733c11
[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" "d30c8208ec424895b5913dddf19b6e8a63f70ed990dc4a6554260ee239733c11", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client_stub.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&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/client_stub.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |     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/client_stub.rs:77:32
[INFO] [stderr]    |
[INFO] [stderr] 77 |     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/client_stub.rs:104:32
[INFO] [stderr]     |
[INFO] [stderr] 104 |     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/client_stub.rs:129:32
[INFO] [stderr]     |
[INFO] [stderr] 129 |     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/client_stub.rs:139:73
[INFO] [stderr]     |
[INFO] [stderr] 139 | fn response(request: RequestBuilder) -> Result<(Value, Extensions), Box<Error>> {
[INFO] [stderr]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/client_stub.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 ;
[INFO] [stderr]     |                 ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client_stub.rs:163:65
[INFO] [stderr]     |
[INFO] [stderr] 163 | fn text_response(request: RequestBuilder) -> Result<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/client_stub.rs:174:76
[INFO] [stderr]     |
[INFO] [stderr] 174 | fn txn_context_response(request: RequestBuilder) -> Result<TxnContext, 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/client_stub.rs:204:101
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn new(addr: Option<String>, tls_config: Option<TlsConfig>) -> Result<DgraphClientStub, 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/client_stub.rs:227:74
[INFO] [stderr]     |
[INFO] [stderr] 227 |     pub fn query(&self, req: Request) -> Result<(Value, Extensions), 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/client_stub.rs:252:48
[INFO] [stderr]     |
[INFO] [stderr] 252 |     pub fn health(&self) -> Result<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/client_stub.rs:258:69
[INFO] [stderr]     |
[INFO] [stderr] 258 |     pub fn abort(&self, ctx: &TxnContext) -> Result<TxnContext, 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/client_stub.rs:265:69
[INFO] [stderr]     |
[INFO] [stderr] 265 |     pub fn commit(&self, ctx: TxnContext) -> Result<TxnContext, 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/client_stub.rs:278:64
[INFO] [stderr]     |
[INFO] [stderr] 278 |     pub fn mutate(&self, mu: Mutation) -> Result<Assigned, 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/client_stub.rs:334:62
[INFO] [stderr]     |
[INFO] [stderr] 334 |     pub fn alter(&self, op: Operation) -> Result<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/client.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |     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/client.rs:49:76
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn new(clients: Vec<DgraphClientStub>) -> Result<DgraphClient, 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/client.rs:60:62
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn alter(&self, op: Operation) -> Result<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/txn.rs:23:32
[INFO] [stderr]    |
[INFO] [stderr] 23 |     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/txn.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     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/txn.rs:75:32
[INFO] [stderr]    |
[INFO] [stderr] 75 |     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/txn.rs:93:85
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn merge_context(ctx: TxnContext, extensions: Extensions) -> Result<TxnContext, 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/txn.rs:150:61
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn query(&mut self, q: String) -> Result<Value, 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/txn.rs:155:49
[INFO] [stderr]     |
[INFO] [stderr] 155 | ...                   -> Result<Value, 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/txn.rs:197:74
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn mutation(&mut self, mut mu: Mutation) -> Result<Assigned, 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/txn.rs:244:48
[INFO] [stderr]     |
[INFO] [stderr] 244 |     pub fn commit(&mut self) -> Result<(), 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/txn.rs:258:49
[INFO] [stderr]     |
[INFO] [stderr] 258 |     pub fn discard(&mut self) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/client_stub.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn cause(&self) -> Option<&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/client_stub.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |     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/client_stub.rs:77:32
[INFO] [stderr]    |
[INFO] [stderr] 77 |     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/client_stub.rs:104:32
[INFO] [stderr]     |
[INFO] [stderr] 104 |     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/client_stub.rs:129:32
[INFO] [stderr]     |
[INFO] [stderr] 129 |     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/client_stub.rs:139:73
[INFO] [stderr]     |
[INFO] [stderr] 139 | fn response(request: RequestBuilder) -> Result<(Value, Extensions), Box<Error>> {
[INFO] [stderr]     |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/client_stub.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 ;
[INFO] [stderr]     |                 ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/client_stub.rs:163:65
[INFO] [stderr]     |
[INFO] [stderr] 163 | fn text_response(request: RequestBuilder) -> Result<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/client_stub.rs:174:76
[INFO] [stderr]     |
[INFO] [stderr] 174 | fn txn_context_response(request: RequestBuilder) -> Result<TxnContext, 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/client_stub.rs:204:101
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn new(addr: Option<String>, tls_config: Option<TlsConfig>) -> Result<DgraphClientStub, 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/client_stub.rs:227:74
[INFO] [stderr]     |
[INFO] [stderr] 227 |     pub fn query(&self, req: Request) -> Result<(Value, Extensions), 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/client_stub.rs:252:48
[INFO] [stderr]     |
[INFO] [stderr] 252 |     pub fn health(&self) -> Result<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/client_stub.rs:258:69
[INFO] [stderr]     |
[INFO] [stderr] 258 |     pub fn abort(&self, ctx: &TxnContext) -> Result<TxnContext, 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/client_stub.rs:265:69
[INFO] [stderr]     |
[INFO] [stderr] 265 |     pub fn commit(&self, ctx: TxnContext) -> Result<TxnContext, 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/client_stub.rs:278:64
[INFO] [stderr]     |
[INFO] [stderr] 278 |     pub fn mutate(&self, mu: Mutation) -> Result<Assigned, 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/client_stub.rs:334:62
[INFO] [stderr]     |
[INFO] [stderr] 334 |     pub fn alter(&self, op: Operation) -> Result<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/client.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |     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/client.rs:49:76
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn new(clients: Vec<DgraphClientStub>) -> Result<DgraphClient, 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/client.rs:60:62
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn alter(&self, op: Operation) -> Result<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/txn.rs:23:32
[INFO] [stderr]    |
[INFO] [stderr] 23 |     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/txn.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     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/txn.rs:75:32
[INFO] [stderr]    |
[INFO] [stderr] 75 |     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/txn.rs:93:85
[INFO] [stderr]    |
[INFO] [stderr] 93 | fn merge_context(ctx: TxnContext, extensions: Extensions) -> Result<TxnContext, 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/txn.rs:150:61
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn query(&mut self, q: String) -> Result<Value, 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/txn.rs:155:49
[INFO] [stderr]     |
[INFO] [stderr] 155 | ...                   -> Result<Value, 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/txn.rs:197:74
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn mutation(&mut self, mut mu: Mutation) -> Result<Assigned, 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/txn.rs:244:48
[INFO] [stderr]     |
[INFO] [stderr] 244 |     pub fn commit(&mut self) -> Result<(), 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/txn.rs:258:49
[INFO] [stderr]     |
[INFO] [stderr] 258 |     pub fn discard(&mut self) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 28 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dgraph_rs_http-2377cefc2dbd76f3
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dgraph-rs-http
[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] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/client_stub.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 ;
[INFO] [stderr]     |                 ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "d30c8208ec424895b5913dddf19b6e8a63f70ed990dc4a6554260ee239733c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30c8208ec424895b5913dddf19b6e8a63f70ed990dc4a6554260ee239733c11", kill_on_drop: false }`
[INFO] [stdout] d30c8208ec424895b5913dddf19b6e8a63f70ed990dc4a6554260ee239733c11