[INFO] fetching crate stream_stats 0.1.1...
[INFO] testing stream_stats-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate stream_stats 0.1.1 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate stream_stats 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-70/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55330e588cad5c5aded4779a19509a0f0a242f0993dd207d54d541e8f3a9d9df
[INFO] running `Command { std: "docker" "start" "-a" "55330e588cad5c5aded4779a19509a0f0a242f0993dd207d54d541e8f3a9d9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55330e588cad5c5aded4779a19509a0f0a242f0993dd207d54d541e8f3a9d9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55330e588cad5c5aded4779a19509a0f0a242f0993dd207d54d541e8f3a9d9df", kill_on_drop: false }`
[INFO] [stdout] 55330e588cad5c5aded4779a19509a0f0a242f0993dd207d54d541e8f3a9d9df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41b295c232552e0a7d4c52f4098de4f1e133a246c3fbce668a6c54b864d446d2
[INFO] running `Command { std: "docker" "start" "-a" "41b295c232552e0a7d4c52f4098de4f1e133a246c3fbce668a6c54b864d446d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 3.37s
[INFO] running `Command { std: "docker" "inspect" "41b295c232552e0a7d4c52f4098de4f1e133a246c3fbce668a6c54b864d446d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b295c232552e0a7d4c52f4098de4f1e133a246c3fbce668a6c54b864d446d2", kill_on_drop: false }`
[INFO] [stdout] 41b295c232552e0a7d4c52f4098de4f1e133a246c3fbce668a6c54b864d446d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa398acbc52bd3ba481405ff4d8367b3cdea8f00ac411df31778db9e86ff2e01
[INFO] running `Command { std: "docker" "start" "-a" "fa398acbc52bd3ba481405ff4d8367b3cdea8f00ac411df31778db9e86ff2e01", 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 0.94s
[INFO] running `Command { std: "docker" "inspect" "fa398acbc52bd3ba481405ff4d8367b3cdea8f00ac411df31778db9e86ff2e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa398acbc52bd3ba481405ff4d8367b3cdea8f00ac411df31778db9e86ff2e01", kill_on_drop: false }`
[INFO] [stdout] fa398acbc52bd3ba481405ff4d8367b3cdea8f00ac411df31778db9e86ff2e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 410760ae6ee0e43b95e1957789c324020479af7913db8fb2c9332ee220668d07
[INFO] running `Command { std: "docker" "start" "-a" "410760ae6ee0e43b95e1957789c324020479af7913db8fb2c9332ee220668d07", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:27
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn file_or_stdin() -> Box<io::Read> {
[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 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stream_stats-4b2b423493dfd5b7)
[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" "410760ae6ee0e43b95e1957789c324020479af7913db8fb2c9332ee220668d07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "410760ae6ee0e43b95e1957789c324020479af7913db8fb2c9332ee220668d07", kill_on_drop: false }`
[INFO] [stdout] 410760ae6ee0e43b95e1957789c324020479af7913db8fb2c9332ee220668d07