[INFO] fetching crate black-jack 0.1.0...
[INFO] checking black-jack-0.1.0 against beta for pr-78714
[INFO] extracting crate black-jack 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate black-jack 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66b86b5ac262bcb21e988415ab00ffe706075b802489b855ccf00edf887a47d1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "66b86b5ac262bcb21e988415ab00ffe706075b802489b855ccf00edf887a47d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66b86b5ac262bcb21e988415ab00ffe706075b802489b855ccf00edf887a47d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b86b5ac262bcb21e988415ab00ffe706075b802489b855ccf00edf887a47d1", kill_on_drop: false }`
[INFO] [stdout] 66b86b5ac262bcb21e988415ab00ffe706075b802489b855ccf00edf887a47d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aafaf5059a94a37b30742ce4d45e818ccf165f80565135041aab3bfa46d7a4aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aafaf5059a94a37b30742ce4d45e818ccf165f80565135041aab3bfa46d7a4aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking baggie v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling GSL v1.1.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking streaming-stats v0.2.3
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking skeptic v0.13.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking criterion v0.2.11
[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] 
[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] 
[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] 
[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] 
[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_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: 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: 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: 1 warning emitted
[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<{integer}>` 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<{integer}>` 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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[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" "aafaf5059a94a37b30742ce4d45e818ccf165f80565135041aab3bfa46d7a4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aafaf5059a94a37b30742ce4d45e818ccf165f80565135041aab3bfa46d7a4aa", kill_on_drop: false }`
[INFO] [stdout] aafaf5059a94a37b30742ce4d45e818ccf165f80565135041aab3bfa46d7a4aa