[INFO] fetching crate stream_stats 0.1.1...
[INFO] testing stream_stats-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate stream_stats 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate stream_stats 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stream_stats 0.1.1
[INFO] finished tweaking crates.io crate stream_stats 0.1.1
[INFO] tweaked toml for crates.io crate stream_stats 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] b7b10dd0e232142d450709928f9f473bb87b569730ce86d48c432dbcbd0e1fd8
[INFO] running `Command { std: "docker" "start" "-a" "b7b10dd0e232142d450709928f9f473bb87b569730ce86d48c432dbcbd0e1fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b10dd0e232142d450709928f9f473bb87b569730ce86d48c432dbcbd0e1fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b10dd0e232142d450709928f9f473bb87b569730ce86d48c432dbcbd0e1fd8", kill_on_drop: false }`
[INFO] [stdout] b7b10dd0e232142d450709928f9f473bb87b569730ce86d48c432dbcbd0e1fd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", 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] 0113785a41131e294ec56c13502e87f38403a3c742871f4e7aaec8121b7776ef
[INFO] running `Command { std: "docker" "start" "-a" "0113785a41131e294ec56c13502e87f38403a3c742871f4e7aaec8121b7776ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream_stats v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn file_or_stdin() -> Box<io::Read> {
[INFO] [stdout]    |                           ^^^^^^^^
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 54 - fn file_or_stdin() -> Box<io::Read> {
[INFO] [stdout] 54 + fn file_or_stdin() -> Box<dyn io::Read> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "0113785a41131e294ec56c13502e87f38403a3c742871f4e7aaec8121b7776ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0113785a41131e294ec56c13502e87f38403a3c742871f4e7aaec8121b7776ef", kill_on_drop: false }`
[INFO] [stdout] 0113785a41131e294ec56c13502e87f38403a3c742871f4e7aaec8121b7776ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", 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] 0c85d74007cb2796f3e33ce052478fc38b9fb8c1fc03ea5d4dc25ed4f6be2f69
[INFO] running `Command { std: "docker" "start" "-a" "0c85d74007cb2796f3e33ce052478fc38b9fb8c1fc03ea5d4dc25ed4f6be2f69", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream_stats v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:54:27
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn file_or_stdin() -> Box<io::Read> {
[INFO] [stdout]    |                           ^^^^^^^^
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 54 - fn file_or_stdin() -> Box<io::Read> {
[INFO] [stdout] 54 + fn file_or_stdin() -> Box<dyn io::Read> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/stream_stats-3c2daa6156f9b24e)
[INFO] running `Command { std: "docker" "inspect" "0c85d74007cb2796f3e33ce052478fc38b9fb8c1fc03ea5d4dc25ed4f6be2f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c85d74007cb2796f3e33ce052478fc38b9fb8c1fc03ea5d4dc25ed4f6be2f69", kill_on_drop: false }`
[INFO] [stdout] 0c85d74007cb2796f3e33ce052478fc38b9fb8c1fc03ea5d4dc25ed4f6be2f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 5d65325cb1daacebbe90b515dd99b31e47c751f852ef712249f22aa381b9009a
[INFO] running `Command { std: "docker" "start" "-a" "5d65325cb1daacebbe90b515dd99b31e47c751f852ef712249f22aa381b9009a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:54:27
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 54 | fn file_or_stdin() -> Box<io::Read> {
[INFO] [stdout] 
[INFO] [stderr]    |                           ^^^^^^^^
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 54 - fn file_or_stdin() -> Box<io::Read> {
[INFO] [stderr] 54 + fn file_or_stdin() -> Box<dyn io::Read> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `stream_stats` (bin "stream_stats" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stream_stats-3c2daa6156f9b24e)
[INFO] running `Command { std: "docker" "inspect" "5d65325cb1daacebbe90b515dd99b31e47c751f852ef712249f22aa381b9009a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d65325cb1daacebbe90b515dd99b31e47c751f852ef712249f22aa381b9009a", kill_on_drop: false }`
[INFO] [stdout] 5d65325cb1daacebbe90b515dd99b31e47c751f852ef712249f22aa381b9009a