[INFO] fetching crate astrors 0.1.8...
[INFO] checking astrors-0.1.8 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate astrors 0.1.8 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate astrors 0.1.8 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate astrors 0.1.8
[INFO] finished tweaking crates.io crate astrors 0.1.8
[INFO] tweaked toml for crates.io crate astrors 0.1.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 167f33b260dd01faf277758ebc39e670914807c1158449829d871af48206bddb
[INFO] running `Command { std: "docker" "start" "-a" "167f33b260dd01faf277758ebc39e670914807c1158449829d871af48206bddb", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e18a4026a77af4d64a26bf0d28143ee209b5d1bb7e50a2483b027e7931c2f405", kill_on_drop: false }`
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[INFO] [stderr]     Checking astrors v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `num_cpus::get`
[INFO] [stdout]  --> src/io/hdus/bintable/buffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_cpus::get;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/io/hdus/bintable/buffer.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rayon::{prelude::*, vec};
[INFO] [stdout]   |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_cpus::get`
[INFO] [stdout]  --> src/io/hdus/bintable/buffer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_cpus::get;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/io/hdus/bintable/buffer.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rayon::{prelude::*, vec};
[INFO] [stdout]   |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude`
[INFO] [stdout]  --> src/io/hdus/bintable/buffer.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rayon::{prelude::*, vec};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/io/hdus/table/table.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     let (data_type, size) = get_tform_type_size(&column.tform);
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/hdus/table/table.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut final_df = results[0].as_ref().unwrap().clone();
[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: `prelude`
[INFO] [stdout]  --> src/io/hdus/bintable/buffer.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rayon::{prelude::*, vec};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/io/hdus/bintable/buffer.rs:109:33
[INFO] [stdout]     |
[INFO] [stdout] 109 |             BufferTypes::Vector(data) => {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/io/hdus/table/table.rs:136:37
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     let (data_type, size) = get_tform_type_size(&column.tform);
[INFO] [stdout]     |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/hdus/table/table.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut final_df = results[0].as_ref().unwrap().clone();
[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: fields `tform` and `size` are never read
[INFO] [stdout]   --> src/io/hdus/bintable/buffer.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Buffer {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 45 |     tform : String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 46 |     size : i32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/io/hdus/table/table.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         final_df.vstack(&results[i].as_ref().unwrap());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let _ = final_df.vstack(&results[i].as_ref().unwrap());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/io/hdus/bintable/bintable.rs:135:21
[INFO] [stdout]     |
[INFO] [stdout] 135 |                     &local_buf_cols[i].read_var_len_cols();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 135 |                     let _ = &local_buf_cols[i].read_var_len_cols();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/io/hdus/bintable/buffer.rs:109:33
[INFO] [stdout]     |
[INFO] [stdout] 109 |             BufferTypes::Vector(data) => {
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tform` and `size` are never read
[INFO] [stdout]   --> src/io/hdus/bintable/buffer.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Buffer {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 45 |     tform : String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 46 |     size : i32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/io/hdus/table/table.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         final_df.vstack(&results[i].as_ref().unwrap());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let _ = final_df.vstack(&results[i].as_ref().unwrap());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/io/hdus/bintable/bintable.rs:135:21
[INFO] [stdout]     |
[INFO] [stdout] 135 |                     &local_buf_cols[i].read_var_len_cols();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 135 |                     let _ = &local_buf_cols[i].read_var_len_cols();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.27s
[INFO] running `Command { std: "docker" "inspect" "e18a4026a77af4d64a26bf0d28143ee209b5d1bb7e50a2483b027e7931c2f405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18a4026a77af4d64a26bf0d28143ee209b5d1bb7e50a2483b027e7931c2f405", kill_on_drop: false }`
[INFO] [stdout] e18a4026a77af4d64a26bf0d28143ee209b5d1bb7e50a2483b027e7931c2f405
