[INFO] fetching crate hydrogen 0.1.5...
[INFO] building hydrogen-0.1.5 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate hydrogen 0.1.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hydrogen 0.1.5 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hydrogen 0.1.5
[INFO] finished tweaking crates.io crate hydrogen 0.1.5
[INFO] tweaked toml for crates.io crate hydrogen 0.1.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b1dc923b1117af524e6f0749d93886bb9ebe93f4b6765f0e6b498c0c3f0b0a9
[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" "8b1dc923b1117af524e6f0749d93886bb9ebe93f4b6765f0e6b498c0c3f0b0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b1dc923b1117af524e6f0749d93886bb9ebe93f4b6765f0e6b498c0c3f0b0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1dc923b1117af524e6f0749d93886bb9ebe93f4b6765f0e6b498c0c3f0b0a9", kill_on_drop: false }`
[INFO] [stdout] 8b1dc923b1117af524e6f0749d93886bb9ebe93f4b6765f0e6b498c0c3f0b0a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2cc6afe9c814ab41e8160e2d93d451187250974de2d95c012095588934f094b
[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" "f2cc6afe9c814ab41e8160e2d93d451187250974de2d95c012095588934f094b", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling errno v0.1.8
[INFO] [stderr]    Compiling simple-slab v0.2.3
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling hydrogen v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub stream: Arc<UnsafeCell<Stream>>
[INFO] [stdout]    |                                ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:67:34
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct EventHandler(pub *mut Handler);
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn begin(handler: Box<Handler>, cfg: Config) {
[INFO] [stdout]    |                           ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:164:66
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn on_new_connection(&mut self, fd: RawFd) -> Arc<UnsafeCell<Stream>>;
[INFO] [stdout]     |                                                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/server.rs:231:59
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 let err_desc = (*state).as_ref().unwrap().description();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/server.rs:351:62
[INFO] [stdout]     |
[INFO] [stdout] 351 |         trace!("Epoll event for fd: {}    flags: {:#b}", fd, event.events);
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "f2cc6afe9c814ab41e8160e2d93d451187250974de2d95c012095588934f094b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2cc6afe9c814ab41e8160e2d93d451187250974de2d95c012095588934f094b", kill_on_drop: false }`
[INFO] [stdout] f2cc6afe9c814ab41e8160e2d93d451187250974de2d95c012095588934f094b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9177bdd4b1cd21917247d86f9c468e3081765317221120e552bd40d03f361b82
[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" "9177bdd4b1cd21917247d86f9c468e3081765317221120e552bd40d03f361b82", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub stream: Arc<UnsafeCell<Stream>>
[INFO] [stdout]    |                                ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:67:34
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct EventHandler(pub *mut Handler);
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn begin(handler: Box<Handler>, cfg: Config) {
[INFO] [stdout]    |                           ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:164:66
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn on_new_connection(&mut self, fd: RawFd) -> Arc<UnsafeCell<Stream>>;
[INFO] [stdout]     |                                                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/server.rs:231:59
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 let err_desc = (*state).as_ref().unwrap().description();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/server.rs:351:62
[INFO] [stdout]     |
[INFO] [stdout] 351 |         trace!("Epoll event for fd: {}    flags: {:#b}", fd, event.events);
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hydrogen v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub stream: Arc<UnsafeCell<Stream>>
[INFO] [stdout]    |                                ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/types.rs:67:34
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct EventHandler(pub *mut Handler);
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn begin(handler: Box<Handler>, cfg: Config) {
[INFO] [stdout]    |                           ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:164:66
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn on_new_connection(&mut self, fd: RawFd) -> Arc<UnsafeCell<Stream>>;
[INFO] [stdout]     |                                                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/server.rs:231:59
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 let err_desc = (*state).as_ref().unwrap().description();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/server.rs:351:62
[INFO] [stdout]     |
[INFO] [stdout] 351 |         trace!("Epoll event for fd: {}    flags: {:#b}", fd, event.events);
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "9177bdd4b1cd21917247d86f9c468e3081765317221120e552bd40d03f361b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9177bdd4b1cd21917247d86f9c468e3081765317221120e552bd40d03f361b82", kill_on_drop: false }`
[INFO] [stdout] 9177bdd4b1cd21917247d86f9c468e3081765317221120e552bd40d03f361b82
