[INFO] fetching crate tor_control 0.2.0...
[INFO] checking tor_control-0.2.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate tor_control 0.2.0 into /workspace/builds/worker-41/source
[INFO] validating manifest of crates.io crate tor_control 0.2.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tor_control 0.2.0
[INFO] finished tweaking crates.io crate tor_control 0.2.0
[INFO] tweaked toml for crates.io crate tor_control 0.2.0 written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9289f2983f038ef171584cbf5d98dec35d6b1fe839f8de8bc90dd35508e235c8
[INFO] running `Command { std: "docker" "start" "-a" "9289f2983f038ef171584cbf5d98dec35d6b1fe839f8de8bc90dd35508e235c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9289f2983f038ef171584cbf5d98dec35d6b1fe839f8de8bc90dd35508e235c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9289f2983f038ef171584cbf5d98dec35d6b1fe839f8de8bc90dd35508e235c8", kill_on_drop: false }`
[INFO] [stdout] 9289f2983f038ef171584cbf5d98dec35d6b1fe839f8de8bc90dd35508e235c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4e645e2382365057fbcaecf34d1a91eb788b19a9610ddd029126dd510d02256
[INFO] running `Command { std: "docker" "start" "-a" "f4e645e2382365057fbcaecf34d1a91eb788b19a9610ddd029126dd510d02256", kill_on_drop: false }`
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking tor_control v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0437]: type `Err` is not a member of trait `TryFrom`
[INFO] [stdout]    --> src/lib.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     type Err = ();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ not a member of trait `TryFrom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(try_from)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:250:32
[INFO] [stdout]     |
[INFO] [stdout] 250 |     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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:298:32
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Err` is not a member of trait `TryFrom`
[INFO] [stdout]    --> src/lib.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     type Err = ();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ not a member of trait `TryFrom`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(try_from)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:250:32
[INFO] [stdout]     |
[INFO] [stdout] 250 |     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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:298:32
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Error`
[INFO] [stdout]    --> src/lib.rs:179:1
[INFO] [stdout]     |
[INFO] [stdout] 179 | impl TryFrom<u32> for TCErrorKind {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Error` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `type Error = Type;`
[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/lib.rs:244:46
[INFO] [stdout]     |
[INFO] [stdout] 244 |             TCError::IoError(ref e)     => e.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:290:37
[INFO] [stdout]     |
[INFO] [stdout] 290 |             IoError(ref e)     => e.description(),
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:294:37
[INFO] [stdout]     |
[INFO] [stdout] 294 |             RecvError(ref e)   => e.description()
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/lib.rs:419:26
[INFO] [stdout]     |
[INFO] [stdout] 419 |             rls.push(msg.trim_right().to_owned());
[INFO] [stdout]     |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `Error`
[INFO] [stdout]    --> src/lib.rs:179:1
[INFO] [stdout]     |
[INFO] [stdout] 179 | impl TryFrom<u32> for TCErrorKind {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `Error` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `type Error = Type;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]     --> src/lib.rs:1032:26
[INFO] [stdout]      |
[INFO] [stdout] 1032 |             rls.push(msg.trim_right().to_owned());
[INFO] [stdout]      |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[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/lib.rs:244:46
[INFO] [stdout]     |
[INFO] [stdout] 244 |             TCError::IoError(ref e)     => e.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:290:37
[INFO] [stdout]     |
[INFO] [stdout] 290 |             IoError(ref e)     => e.description(),
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:294:37
[INFO] [stdout]     |
[INFO] [stdout] 294 |             RecvError(ref e)   => e.description()
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/lib.rs:419:26
[INFO] [stdout]     |
[INFO] [stdout] 419 |             rls.push(msg.trim_right().to_owned());
[INFO] [stdout]     |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]     --> src/lib.rs:1032:26
[INFO] [stdout]      |
[INFO] [stdout] 1032 |             rls.push(msg.trim_right().to_owned());
[INFO] [stdout]      |                          ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0437, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tor_control` due to 4 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0437, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f4e645e2382365057fbcaecf34d1a91eb788b19a9610ddd029126dd510d02256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e645e2382365057fbcaecf34d1a91eb788b19a9610ddd029126dd510d02256", kill_on_drop: false }`
[INFO] [stdout] f4e645e2382365057fbcaecf34d1a91eb788b19a9610ddd029126dd510d02256
