[INFO] cloning repository https://github.com/Mark-Simulacrum/bisect-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mark-Simulacrum/bisect-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMark-Simulacrum%2Fbisect-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMark-Simulacrum%2Fbisect-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31783975090c617df2dc056f9cc5899dd7abbb8a
[INFO] testing Mark-Simulacrum/bisect-rust against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMark-Simulacrum%2Fbisect-rust" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mark-Simulacrum/bisect-rust on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mark-Simulacrum/bisect-rust
[INFO] finished tweaking git repo https://github.com/Mark-Simulacrum/bisect-rust
[INFO] tweaked toml for git repo https://github.com/Mark-Simulacrum/bisect-rust written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/Mark-Simulacrum/bisect-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "inspect" "64130b56727d654825f2145f24ab50562e6214a830c76e97022f4b2d9e72601b", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rust_sysroot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sysroot.rs:192:89
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn decompress<'b, R: BufRead + 'b>(&self, reader: R, extension: &str) -> Result<Box<Read + 'b>> {
[INFO] [stdout]     |                                                                                         ^^^^^^^^^ help: use `dyn`: `dyn Read + 'b`
[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 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/sysroot.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let reader: Box<BufRead> = if self.sysroot.save_download && !archive_path.exists() {
[INFO] [stdout]     |                             ^^^^^^^ help: use `dyn`: `dyn BufRead`
[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 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/sysroot.rs:298:52
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn extract(&self, module: &Module, reader: Box<Read>) -> Result<()> {
[INFO] [stdout]     |                                                    ^^^^ help: use `dyn`: `dyn Read`
[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 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/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[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/bin/bisect.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     error_chain! {
[INFO] [stdout] 11 | |         links {
[INFO] [stdout] 12 | |             Utils(::rust_sysroot::errors::Error, ::rust_sysroot::errors::ErrorKind);
[INFO] [stdout] 13 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         }
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/bin/bisect.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     error_chain! {
[INFO] [stdout] 11 | |         links {
[INFO] [stdout] 12 | |             Utils(::rust_sysroot::errors::Error, ::rust_sysroot::errors::ErrorKind);
[INFO] [stdout] 13 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         }
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.97s
[INFO] running `Command { std: "docker" "inspect" "31b95cede0702eddb03665a65b2473a1b97fefdf72e9999637804ddf2f55b6eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b95cede0702eddb03665a65b2473a1b97fefdf72e9999637804ddf2f55b6eb", kill_on_drop: false }`
[INFO] [stdout] 31b95cede0702eddb03665a65b2473a1b97fefdf72e9999637804ddf2f55b6eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f13a00f284c6f1b264fa442243ec1e8bb0becf8f111fafef68eb71bb5b1d5413
[INFO] running `Command { std: "docker" "start" "-a" "f13a00f284c6f1b264fa442243ec1e8bb0becf8f111fafef68eb71bb5b1d5413", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sysroot.rs:192:89
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn decompress<'b, R: BufRead + 'b>(&self, reader: R, extension: &str) -> Result<Box<Read + 'b>> {
[INFO] [stdout]     |                                                                                         ^^^^^^^^^ help: use `dyn`: `dyn Read + 'b`
[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 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/sysroot.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let reader: Box<BufRead> = if self.sysroot.save_download && !archive_path.exists() {
[INFO] [stdout]     |                             ^^^^^^^ help: use `dyn`: `dyn BufRead`
[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 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/sysroot.rs:298:52
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn extract(&self, module: &Module, reader: Box<Read>) -> Result<()> {
[INFO] [stdout]     |                                                    ^^^^ help: use `dyn`: `dyn Read`
[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 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/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_sysroot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sysroot.rs:192:89
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn decompress<'b, R: BufRead + 'b>(&self, reader: R, extension: &str) -> Result<Box<Read + 'b>> {
[INFO] [stdout]     |                                                                                         ^^^^^^^^^ help: use `dyn`: `dyn Read + 'b`
[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 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/sysroot.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |             let reader: Box<BufRead> = if self.sysroot.save_download && !archive_path.exists() {
[INFO] [stdout]     |                             ^^^^^^^ help: use `dyn`: `dyn BufRead`
[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 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/sysroot.rs:298:52
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn extract(&self, module: &Module, reader: Box<Read>) -> Result<()> {
[INFO] [stdout]     |                                                    ^^^^ help: use `dyn`: `dyn Read`
[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 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/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/bin/bisect.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     error_chain! {
[INFO] [stdout] 11 | |         links {
[INFO] [stdout] 12 | |             Utils(::rust_sysroot::errors::Error, ::rust_sysroot::errors::ErrorKind);
[INFO] [stdout] 13 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         }
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/bin/bisect.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     error_chain! {
[INFO] [stdout] 11 | |         links {
[INFO] [stdout] 12 | |             Utils(::rust_sysroot::errors::Error, ::rust_sysroot::errors::ErrorKind);
[INFO] [stdout] 13 | |         }
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |         }
[INFO] [stdout] 18 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     error_chain! {
[INFO] [stdout] 17 | |         foreign_links {
[INFO] [stdout] 18 | |             Git2(::git2::Error);
[INFO] [stdout] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stdout] 20 | |             Io(::std::io::Error);
[INFO] [stdout] 21 | |         }
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "f13a00f284c6f1b264fa442243ec1e8bb0becf8f111fafef68eb71bb5b1d5413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13a00f284c6f1b264fa442243ec1e8bb0becf8f111fafef68eb71bb5b1d5413", kill_on_drop: false }`
[INFO] [stdout] f13a00f284c6f1b264fa442243ec1e8bb0becf8f111fafef68eb71bb5b1d5413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4006ed1c13a702dcb4ca966783666511a235be4d9f276be6c25c487f645fb34
[INFO] running `Command { std: "docker" "start" "-a" "c4006ed1c13a702dcb4ca966783666511a235be4d9f276be6c25c487f645fb34", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sysroot.rs:192:89
[INFO] [stderr]     |
[INFO] [stderr] 192 |     fn decompress<'b, R: BufRead + 'b>(&self, reader: R, extension: &str) -> Result<Box<Read + 'b>> {
[INFO] [stderr]     |                                                                                         ^^^^^^^^^ help: use `dyn`: `dyn Read + 'b`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sysroot.rs:239:29
[INFO] [stderr]     |
[INFO] [stderr] 239 |             let reader: Box<BufRead> = if self.sysroot.save_download && !archive_path.exists() {
[INFO] [stderr]     |                             ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sysroot.rs:298:52
[INFO] [stderr]     |
[INFO] [stderr] 298 |     fn extract(&self, module: &Module, reader: Box<Read>) -> Result<()> {
[INFO] [stderr]     |                                                    ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     error_chain! {
[INFO] [stderr] 17 | |         foreign_links {
[INFO] [stderr] 18 | |             Git2(::git2::Error);
[INFO] [stderr] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stderr] 20 | |             Io(::std::io::Error);
[INFO] [stderr] 21 | |         }
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     error_chain! {
[INFO] [stderr] 17 | |         foreign_links {
[INFO] [stderr] 18 | |             Git2(::git2::Error);
[INFO] [stderr] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stderr] 20 | |             Io(::std::io::Error);
[INFO] [stderr] 21 | |         }
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     error_chain! {
[INFO] [stderr] 17 | |         foreign_links {
[INFO] [stderr] 18 | |             Git2(::git2::Error);
[INFO] [stderr] 19 | |             Reqwest(::reqwest::Error);
[INFO] [stderr] 20 | |             Io(::std::io::Error);
[INFO] [stderr] 21 | |         }
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_sysroot` (lib) generated 6 warnings
[INFO] [stderr] warning: `rust_sysroot` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/bin/bisect.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     error_chain! {
[INFO] [stderr] 11 | |         links {
[INFO] [stderr] 12 | |             Utils(::rust_sysroot::errors::Error, ::rust_sysroot::errors::ErrorKind);
[INFO] [stderr] 13 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 17 | |         }
[INFO] [stderr] 18 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/bin/bisect.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     error_chain! {
[INFO] [stderr] 11 | |         links {
[INFO] [stderr] 12 | |             Utils(::rust_sysroot::errors::Error, ::rust_sysroot::errors::ErrorKind);
[INFO] [stderr] 13 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 17 | |         }
[INFO] [stderr] 18 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_sysroot` (bin "bisect" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sysroot-b524d07f46fa302c)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bisect-602fc190c2ce1be0)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/install_sysroot-74d8cfdfc7dd83b4)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_sysroot
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4006ed1c13a702dcb4ca966783666511a235be4d9f276be6c25c487f645fb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4006ed1c13a702dcb4ca966783666511a235be4d9f276be6c25c487f645fb34", kill_on_drop: false }`
[INFO] [stdout] c4006ed1c13a702dcb4ca966783666511a235be4d9f276be6c25c487f645fb34
