[INFO] fetching crate black-jack 0.1.0...
[INFO] checking black-jack-0.1.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate black-jack 0.1.0 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate black-jack 0.1.0 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 black-jack 0.1.0
[INFO] finished tweaking crates.io crate black-jack 0.1.0
[INFO] tweaked toml for crates.io crate black-jack 0.1.0 written to /workspace/builds/worker-42/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", 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_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] bbab213c84da03a048c7841cd8aadb81e9b2e7ab1266f1634a81af56ef5830c2
[INFO] running `Command { std: "docker" "start" "-a" "bbab213c84da03a048c7841cd8aadb81e9b2e7ab1266f1634a81af56ef5830c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbab213c84da03a048c7841cd8aadb81e9b2e7ab1266f1634a81af56ef5830c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbab213c84da03a048c7841cd8aadb81e9b2e7ab1266f1634a81af56ef5830c2", kill_on_drop: false }`
[INFO] [stdout] bbab213c84da03a048c7841cd8aadb81e9b2e7ab1266f1634a81af56ef5830c2
[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: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] c63c939d8d044df5c3c94771bff376fee121acc212de6dc12bf4aa3de4ae4c2c
[INFO] running `Command { std: "docker" "start" "-a" "c63c939d8d044df5c3c94771bff376fee121acc212de6dc12bf4aa3de4ae4c2c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling syn v1.0.80
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[INFO] [stderr]    Compiling black-jack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/dataframe/io.rs:113:30
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let file_reader: Box<Read> = if self.path.to_string().to_lowercase().ends_with(".gz") {
[INFO] [stdout]     |                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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/dataframe/io.rs:241:30
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let file_writer: Box<Write> = if self.path.to_string().to_lowercase().ends_with(".gz") {
[INFO] [stdout]     |                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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/dataframe/io.rs:113:30
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let file_reader: Box<Read> = if self.path.to_string().to_lowercase().ends_with(".gz") {
[INFO] [stdout]     |                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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/dataframe/io.rs:241:30
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let file_writer: Box<Write> = if self.path.to_string().to_lowercase().ends_with(".gz") {
[INFO] [stdout]     |                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `float_cmp::ApproxEq`
[INFO] [stdout]  --> tests/test_dataframe_selectors.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use float_cmp::ApproxEq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `float_cmp::ApproxEq`
[INFO] [stdout]  --> tests/test_series.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use float_cmp::ApproxEq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> tests/test_series_indexes.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut series = Series::from_vec(vec![1, 2, 3, 4, 5]);
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `loc` found for struct `blackjack::prelude::Series` in the current scope
[INFO] [stdout]    --> benches/bench_marks.rs:169:35
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 let _res = series.loc(&vec![250, 500, 1000, 2000, 4000, 5000]);
[INFO] [stdout]     |                                   ^^^ help: there is an associated function with a similar name: `iloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drop_indexes` found for struct `blackjack::prelude::Series` in the current scope
[INFO] [stdout]    --> benches/bench_marks.rs:193:24
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 series.drop_indexes(vec![250, 500, 1000, 2000, 4000, 5000]);
[INFO] [stdout]     |                        ^^^^^^^^^^^^ method not found in `blackjack::prelude::Series<{integer}>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `black-jack` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c63c939d8d044df5c3c94771bff376fee121acc212de6dc12bf4aa3de4ae4c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63c939d8d044df5c3c94771bff376fee121acc212de6dc12bf4aa3de4ae4c2c", kill_on_drop: false }`
[INFO] [stdout] c63c939d8d044df5c3c94771bff376fee121acc212de6dc12bf4aa3de4ae4c2c
