[INFO] fetching crate writium 0.1.1...
[INFO] checking writium-0.1.1 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate writium 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate writium 0.1.1 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate writium 0.1.1
[INFO] finished tweaking crates.io crate writium 0.1.1
[INFO] tweaked toml for crates.io crate writium 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", 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] c7ea6b0002df59555b9c127e7ed62fff4c9a07b9c71ce96b55ef42b8acffa976
[INFO] running `Command { std: "docker" "start" "-a" "c7ea6b0002df59555b9c127e7ed62fff4c9a07b9c71ce96b55ef42b8acffa976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ea6b0002df59555b9c127e7ed62fff4c9a07b9c71ce96b55ef42b8acffa976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ea6b0002df59555b9c127e7ed62fff4c9a07b9c71ce96b55ef42b8acffa976", kill_on_drop: false }`
[INFO] [stdout] c7ea6b0002df59555b9c127e7ed62fff4c9a07b9c71ce96b55ef42b8acffa976
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d4ccfff8e30576b9c65b3e57ba8c48f09f5c270a0d1d6f7a9bea5f21b15c6d0
[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" "7d4ccfff8e30576b9c65b3e57ba8c48f09f5c270a0d1d6f7a9bea5f21b15c6d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking writium v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/writium.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         -> Box<Future<Item=HyperResponse, Error=::hyper::Error>> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=HyperResponse, Error=::hyper::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/writium.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 | ...                   let mut err: &::std::error::Error = &err;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/namespace.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |     apis: Vec<Arc<Api>>,
[INFO] [stdout]    |                   ^^^ help: use `dyn`: `dyn Api`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/namespace.rs:27:45
[INFO] [stdout]    |
[INFO] [stdout] 27 |         self.apis.push(Arc::new(api) as Arc<Api>);
[INFO] [stdout]    |                                             ^^^ help: use `dyn`: `dyn Api`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/namespace.rs:31:45
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.apis.push(Arc::new(api) as Arc<Api>)
[INFO] [stdout]    |                                             ^^^ help: use `dyn`: `dyn Api`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proto/request.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) extra: BTreeMap<String, Box<Any>>,
[INFO] [stdout]    |                                            ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     cause: Option<Box<::std::error::Error>>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/writium.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |         -> Box<Future<Item=HyperResponse, Error=::hyper::Error>> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=HyperResponse, Error=::hyper::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/writium.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 | ...                   let mut err: &::std::error::Error = &err;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/namespace.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |     apis: Vec<Arc<Api>>,
[INFO] [stdout]    |                   ^^^ help: use `dyn`: `dyn Api`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/namespace.rs:27:45
[INFO] [stdout]    |
[INFO] [stdout] 27 |         self.apis.push(Arc::new(api) as Arc<Api>);
[INFO] [stdout]    |                                             ^^^ help: use `dyn`: `dyn Api`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/namespace.rs:31:45
[INFO] [stdout]    |
[INFO] [stdout] 31 |         self.apis.push(Arc::new(api) as Arc<Api>)
[INFO] [stdout]    |                                             ^^^ help: use `dyn`: `dyn Api`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/proto/request.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) extra: BTreeMap<String, Box<Any>>,
[INFO] [stdout]    |                                            ^^^ help: use `dyn`: `dyn Any`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     cause: Option<Box<::std::error::Error>>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/writium.rs:49:58
[INFO] [stdout]    |
[INFO] [stdout] 49 | ...                   if let Some(cause) = err.cause() {
[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::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/writium.rs:49:58
[INFO] [stdout]    |
[INFO] [stdout] 49 | ...                   if let Some(cause) = err.cause() {
[INFO] [stdout]    |                                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "7d4ccfff8e30576b9c65b3e57ba8c48f09f5c270a0d1d6f7a9bea5f21b15c6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4ccfff8e30576b9c65b3e57ba8c48f09f5c270a0d1d6f7a9bea5f21b15c6d0", kill_on_drop: false }`
[INFO] [stdout] 7d4ccfff8e30576b9c65b3e57ba8c48f09f5c270a0d1d6f7a9bea5f21b15c6d0