[INFO] fetching crate xbdm 0.1.0-alpha...
[INFO] checking xbdm-0.1.0-alpha against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate xbdm 0.1.0-alpha into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate xbdm 0.1.0-alpha on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xbdm 0.1.0-alpha
[INFO] finished tweaking crates.io crate xbdm 0.1.0-alpha
[INFO] tweaked toml for crates.io crate xbdm 0.1.0-alpha written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afb69917cb957419dc67581eb29ab63c083c08d2690ec233f1a348c0ce6516d8
[INFO] running `Command { std: "docker" "start" "-a" "afb69917cb957419dc67581eb29ab63c083c08d2690ec233f1a348c0ce6516d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afb69917cb957419dc67581eb29ab63c083c08d2690ec233f1a348c0ce6516d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb69917cb957419dc67581eb29ab63c083c08d2690ec233f1a348c0ce6516d8", kill_on_drop: false }`
[INFO] [stdout] afb69917cb957419dc67581eb29ab63c083c08d2690ec233f1a348c0ce6516d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 214164acd6a471dfce65f5c2eaca8380ce2e3dee38205314c2e70e812edc0467
[INFO] running `Command { std: "docker" "start" "-a" "214164acd6a471dfce65f5c2eaca8380ce2e3dee38205314c2e70e812edc0467", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking xbdm v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^
[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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout]    |                                +++++                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |         where E: Into<Box<error::Error + Send + Sync>>, C: Into<String>
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         where E: Into<Box<dyn error::Error + Send + Sync>>, C: Into<String>
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^
[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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn cause(&self) -> Option<&dyn (::std::error::Error)> {
[INFO] [stdout]    |                                +++++                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |         where E: Into<Box<error::Error + Send + Sync>>, C: Into<String>
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         where E: Into<Box<dyn error::Error + Send + Sync>>, C: Into<String>
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:93:43
[INFO] [stdout]    |
[INFO] [stdout] 93 |             ErrorKind::Io(ref err) => err.description(),
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:93:43
[INFO] [stdout]    |
[INFO] [stdout] 93 |             ErrorKind::Io(ref err) => err.description(),
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Take` and `Give` are never constructed
[INFO] [stdout]   --> src/client.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | enum Stream<S: BufRead + Write> {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 67 |     Take(io::Take<S>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 68 |     Give(Give<S>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/client.rs:330:12
[INFO] [stdout]     |
[INFO] [stdout] 329 | impl<T> Give<T> {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 330 |     pub fn new(inner: T, limit: u64) -> Give<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Take` and `Give` are never constructed
[INFO] [stdout]   --> src/client.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | enum Stream<S: BufRead + Write> {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 67 |     Take(io::Take<S>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 68 |     Give(Give<S>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stream` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/client.rs:330:12
[INFO] [stdout]     |
[INFO] [stdout] 329 | impl<T> Give<T> {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 330 |     pub fn new(inner: T, limit: u64) -> Give<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "214164acd6a471dfce65f5c2eaca8380ce2e3dee38205314c2e70e812edc0467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214164acd6a471dfce65f5c2eaca8380ce2e3dee38205314c2e70e812edc0467", kill_on_drop: false }`
[INFO] [stdout] 214164acd6a471dfce65f5c2eaca8380ce2e3dee38205314c2e70e812edc0467