[INFO] cloning repository https://github.com/ctrlenalt/Grape-EC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctrlenalt/Grape-EC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctrlenalt%2FGrape-EC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctrlenalt%2FGrape-EC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bba49d54bf1dd0ce48acd58dc2e048174c2064c
[INFO] testing ctrlenalt/Grape-EC against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctrlenalt%2FGrape-EC" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ctrlenalt/Grape-EC
[INFO] finished tweaking git repo https://github.com/ctrlenalt/Grape-EC
[INFO] tweaked toml for git repo https://github.com/ctrlenalt/Grape-EC written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ctrlenalt/Grape-EC on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ctrlenalt/Grape-EC already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cb7f2f101f27bf9d03a8ba8afbac66480e1ef2dd082d6a5cb60a03fd3f96073
[INFO] running `Command { std: "docker" "start" "-a" "4cb7f2f101f27bf9d03a8ba8afbac66480e1ef2dd082d6a5cb60a03fd3f96073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cb7f2f101f27bf9d03a8ba8afbac66480e1ef2dd082d6a5cb60a03fd3f96073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb7f2f101f27bf9d03a8ba8afbac66480e1ef2dd082d6a5cb60a03fd3f96073", kill_on_drop: false }`
[INFO] [stdout] 4cb7f2f101f27bf9d03a8ba8afbac66480e1ef2dd082d6a5cb60a03fd3f96073
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed53d91314cd30a8f08a8f13a242d25179c891499a032a5418e9fdbf63af91cb
[INFO] running `Command { std: "docker" "start" "-a" "ed53d91314cd30a8f08a8f13a242d25179c891499a032a5418e9fdbf63af91cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling xorslp_ec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `csv::Reader`
[INFO] [stdout]  --> src/rsv_bitmatrix.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use csv::Reader;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/rsv_bitmatrix.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriterBuilder`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | use csv::{ReaderBuilder, WriterBuilder};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::OpenOptions`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::OpenOptions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_data_block`
[INFO] [stdout]    --> src/rsv_bitmatrix.rs:163:54
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_data_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_parity_block`
[INFO] [stdout]    --> src/rsv_bitmatrix.rs:163:76
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_parity_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut bitmatrix_enc=rsv_bitmatrix::matrix_to_bitmatrix_from_csv(file_path,nr_data_block*8, nr_parity_block*8);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `decoded`
[INFO] [stdout]    --> src/main.rs:349:13
[INFO] [stdout]     |
[INFO] [stdout] 349 |         let decoded = for_decode.split(nr_parity_block);
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoded`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.17s
[INFO] running `Command { std: "docker" "inspect" "ed53d91314cd30a8f08a8f13a242d25179c891499a032a5418e9fdbf63af91cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed53d91314cd30a8f08a8f13a242d25179c891499a032a5418e9fdbf63af91cb", kill_on_drop: false }`
[INFO] [stdout] ed53d91314cd30a8f08a8f13a242d25179c891499a032a5418e9fdbf63af91cb
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ea75b783b1fde6a3ecb77576cf3101d6a47331c1181378191bf95da740a7b81
[INFO] running `Command { std: "docker" "start" "-a" "6ea75b783b1fde6a3ecb77576cf3101d6a47331c1181378191bf95da740a7b81", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `csv::Reader`
[INFO] [stdout]  --> src/rsv_bitmatrix.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use csv::Reader;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xorslp_ec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/rsv_bitmatrix.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriterBuilder`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | use csv::{ReaderBuilder, WriterBuilder};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::OpenOptions`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::OpenOptions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_data_block`
[INFO] [stdout]    --> src/rsv_bitmatrix.rs:163:54
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_data_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_parity_block`
[INFO] [stdout]    --> src/rsv_bitmatrix.rs:163:76
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_parity_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut bitmatrix_enc=rsv_bitmatrix::matrix_to_bitmatrix_from_csv(file_path,nr_data_block*8, nr_parity_block*8);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `decoded`
[INFO] [stdout]    --> src/main.rs:349:13
[INFO] [stdout]     |
[INFO] [stdout] 349 |         let decoded = for_decode.split(nr_parity_block);
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoded`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::Reader`
[INFO] [stdout]  --> src/rsv_bitmatrix.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use csv::Reader;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/rsv_bitmatrix.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriterBuilder`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | use csv::{ReaderBuilder, WriterBuilder};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::OpenOptions`
[INFO] [stdout]   --> src/rsv_bitmatrix.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::OpenOptions;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]    --> src/vandermonde.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_data_block`
[INFO] [stdout]    --> src/rsv_bitmatrix.rs:163:54
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_data_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nr_parity_block`
[INFO] [stdout]    --> src/rsv_bitmatrix.rs:163:76
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_parity_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "6ea75b783b1fde6a3ecb77576cf3101d6a47331c1181378191bf95da740a7b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea75b783b1fde6a3ecb77576cf3101d6a47331c1181378191bf95da740a7b81", kill_on_drop: false }`
[INFO] [stdout] 6ea75b783b1fde6a3ecb77576cf3101d6a47331c1181378191bf95da740a7b81
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4dc83f66acf7f4729cdd323ccc9752a1b729e7836a67f9d04c234dbe4cfe2e90
[INFO] running `Command { std: "docker" "start" "-a" "4dc83f66acf7f4729cdd323ccc9752a1b729e7836a67f9d04c234dbe4cfe2e90", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `csv::Reader`
[INFO] [stderr]  --> src/rsv_bitmatrix.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use csv::Reader;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/rsv_bitmatrix.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]   --> src/rsv_bitmatrix.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::io::Write;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]   --> src/rsv_bitmatrix.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::path::Path;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `WriterBuilder`
[INFO] [stderr]   --> src/rsv_bitmatrix.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 | use csv::{ReaderBuilder, WriterBuilder};
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/rsv_bitmatrix.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::OpenOptions`
[INFO] [stderr]   --> src/rsv_bitmatrix.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::OpenOptions;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nr_data_block`
[INFO] [stderr]    --> src/rsv_bitmatrix.rs:163:54
[INFO] [stderr]     |
[INFO] [stderr] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_data_block`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nr_parity_block`
[INFO] [stderr]    --> src/rsv_bitmatrix.rs:163:76
[INFO] [stderr]     |
[INFO] [stderr] 163 | pub fn matrix_to_bitmatrix_from_csv(file_path: &str, nr_data_block: usize, nr_parity_block: usize) -> BitMatrix {
[INFO] [stderr]     |                                                                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nr_parity_block`
[INFO] [stderr] 
[INFO] [stderr] warning: `xorslp_ec` (lib) generated 9 warnings (run `cargo fix --lib -p xorslp_ec` to apply 9 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let mut bitmatrix_enc=rsv_bitmatrix::matrix_to_bitmatrix_from_csv(file_path,nr_data_block*8, nr_parity_block*8);
[INFO] [stderr]     |         ----^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `decoded`
[INFO] [stderr]    --> src/main.rs:349:13
[INFO] [stderr]     |
[INFO] [stderr] 349 |         let decoded = for_decode.split(nr_parity_block);
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoded`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `xorslp_ec` (bin "xorslp_ec" test) generated 2 warnings (run `cargo fix --bin "xorslp_ec" -p xorslp_ec --tests` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]    --> src/vandermonde.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |     use rand::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `xorslp_ec` (lib test) generated 10 warnings (9 duplicates) (run `cargo fix --lib -p xorslp_ec --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xorslp_ec-1f11daa97f1b2f0a)
[INFO] [stdout] 
[INFO] [stdout] running 54 tests
[INFO] [stdout] test matrix::test::height_test ... ok
[INFO] [stdout] test bitmatrix::tests::u8_to_colvec_test1 ... ok
[INFO] [stdout] test matrix::test::column_vec_test ... ok
[INFO] [stdout] test matrix::test::width_test ... ok
[INFO] [stdout] test matrix::test::row_vec_test ... ok
[INFO] [stdout] test test::drop_test1 ... ok
[INFO] [stdout] test test::split_test ... ok
[INFO] [stdout] test test::drop8_test2 ... ok
[INFO] [stdout] test fin_field::tests::test_mul_inv ... ok
[INFO] [stdout] test test::drop8_test1 ... ok
[INFO] [stdout] test rsv_bitmatrix::tests::test_expand ... ok
[INFO] [stdout] test matrix::test::inverse_matrix_test ... ok
[INFO] [stdout] test matrix::test::matrix_product_test ... ok
[INFO] [stdout] test univariate_polynomial::test::test_iszero ... ok
[INFO] [stdout] test vandermonde::tests::systematic_vandermonde_test ... ok
[INFO] [stdout] test univariate_polynomial::test::test_mul ... ok
[INFO] [stdout] test vandermonde::tests::modified_systematic_vandermonde_test ... ok
[INFO] [stdout] test univariate_polynomial::test::test_rem ... ok
[INFO] [stdout] test vandermonde::tests::test_inverse_vandermonde ... ok
[INFO] [stdout] test vecteur::test::add_test ... ok
[INFO] [stdout] test vecteur::test::mul_test ... ok
[INFO] [stdout] test vecteur::test::mul_with_field_test ... ok
[INFO] [stdout] test vandermonde::tests::test_isa_rsv2 ... ok
[INFO] [stdout] test vecteur::test::sub_test ... ok
[INFO] [stdout] test fin_field::tests::test_add_inv ... ok
[INFO] [stdout] test univariate_polynomial::test::test_degree ... ok
[INFO] [stdout] test matrix::test::swap_column_test ... ok
[INFO] [stdout] test univariate_polynomial::test::test_add ... ok
[INFO] [stdout] test univariate_polynomial::test::test_div ... ok
[INFO] [stdout] test univariate_polynomial::test::test_eq ... ok
[INFO] [stdout] test vandermonde::tests::test_isa_rsv1 ... ok
[INFO] [stdout] test vandermonde::tests::test_rsv1 ... ok
[INFO] [stdout] test rsv_bitmatrix::tests::test_m2bm1 ... ok
[INFO] [stdout] test rsv_bitmatrix::tests::conv_test ... ok
[INFO] [stdout] test rsv_bitmatrix::tests::mul_test ... ok
[INFO] [stdout] test fin_field::tests::test_distributive_law ... ok
[INFO] [stdout] test rsv_bitmatrix::tests::hom_test ... ok
[INFO] [stdout] test rsv_bitmatrix::tests::test_bitmatrix_rsv1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor10_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor11_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor12_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor13_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor14_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor15_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor2_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor3_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor4_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor5_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor6_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor7_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor8_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor9_test1 has been running for over 60 seconds
[INFO] [stdout] test xor::test::avx2xor_generic_test has been running for over 60 seconds
[INFO] [stdout] test rsv_bitmatrix::tests::test_bitmatrix_rsv1 ... ok
[INFO] [stdout] test xor::test::generic_slow_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "4dc83f66acf7f4729cdd323ccc9752a1b729e7836a67f9d04c234dbe4cfe2e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc83f66acf7f4729cdd323ccc9752a1b729e7836a67f9d04c234dbe4cfe2e90", kill_on_drop: false }`
[INFO] [stdout] 4dc83f66acf7f4729cdd323ccc9752a1b729e7836a67f9d04c234dbe4cfe2e90
