[INFO] updating cached repository https://github.com/Jordan-Rowland/csv-writer-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f21ae3d81f538fa56a0c99892cda0f32fd844aee
[INFO] testing Jordan-Rowland/csv-writer-rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJordan-Rowland%2Fcsv-writer-rust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jordan-Rowland/csv-writer-rust on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Jordan-Rowland/csv-writer-rust
[INFO] finished tweaking git repo https://github.com/Jordan-Rowland/csv-writer-rust
[INFO] tweaked toml for git repo https://github.com/Jordan-Rowland/csv-writer-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Jordan-Rowland/csv-writer-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c15fa8cd5a55304f0bb4d44a92056f19283423c91aae1195cc5b9ae33edeeefa
[INFO] running `"docker" "start" "-a" "c15fa8cd5a55304f0bb4d44a92056f19283423c91aae1195cc5b9ae33edeeefa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `dc`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let dc = d.get_column("email");
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_dc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `New`
[INFO] [stderr]   --> src/csv_writer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     New(String),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_filename`
[INFO] [stderr]   --> src/csv_writer.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn get_filename(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `edit_row`
[INFO] [stderr]    --> src/csv_writer.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn edit_row(&mut self, index: usize, row: Row) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `drop_row`
[INFO] [stderr]    --> src/csv_writer.rs:119:12
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn drop_row(&mut self, index: usize) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_filename`
[INFO] [stderr]    --> src/csv_writer.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn set_filename(&mut self, new_filename: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `calc_rows_len`
[INFO] [stderr]    --> src/csv_writer.rs:128:12
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn calc_rows_len(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `open_file`
[INFO] [stderr]    --> src/csv_writer.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 |     pub fn open_file(filename: &str) -> std::io::Result<Self> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "c15fa8cd5a55304f0bb4d44a92056f19283423c91aae1195cc5b9ae33edeeefa"`
[INFO] running `"docker" "rm" "-f" "c15fa8cd5a55304f0bb4d44a92056f19283423c91aae1195cc5b9ae33edeeefa"`
[INFO] [stdout] c15fa8cd5a55304f0bb4d44a92056f19283423c91aae1195cc5b9ae33edeeefa
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba7787fbda7882279c944f7312ed6ed43db2bbe088ee4ec89f763119517d2ce0
[INFO] running `"docker" "start" "-a" "ba7787fbda7882279c944f7312ed6ed43db2bbe088ee4ec89f763119517d2ce0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `dc`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let dc = d.get_column("email");
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_dc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `New`
[INFO] [stderr]   --> src/csv_writer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     New(String),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_filename`
[INFO] [stderr]   --> src/csv_writer.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn get_filename(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `edit_row`
[INFO] [stderr]    --> src/csv_writer.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn edit_row(&mut self, index: usize, row: Row) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `drop_row`
[INFO] [stderr]    --> src/csv_writer.rs:119:12
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn drop_row(&mut self, index: usize) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_filename`
[INFO] [stderr]    --> src/csv_writer.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn set_filename(&mut self, new_filename: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `calc_rows_len`
[INFO] [stderr]    --> src/csv_writer.rs:128:12
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn calc_rows_len(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `open_file`
[INFO] [stderr]    --> src/csv_writer.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 |     pub fn open_file(filename: &str) -> std::io::Result<Self> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "ba7787fbda7882279c944f7312ed6ed43db2bbe088ee4ec89f763119517d2ce0"`
[INFO] running `"docker" "rm" "-f" "ba7787fbda7882279c944f7312ed6ed43db2bbe088ee4ec89f763119517d2ce0"`
[INFO] [stdout] ba7787fbda7882279c944f7312ed6ed43db2bbe088ee4ec89f763119517d2ce0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bff60b21432d93412dbaa6f4c41b37e085e088ddb7c51ec4206997f9b7ce399f
[INFO] running `"docker" "start" "-a" "bff60b21432d93412dbaa6f4c41b37e085e088ddb7c51ec4206997f9b7ce399f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `dc`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let dc = d.get_column("email");
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_dc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `New`
[INFO] [stderr]   --> src/csv_writer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     New(String),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_filename`
[INFO] [stderr]   --> src/csv_writer.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn get_filename(&self) -> &str {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `edit_row`
[INFO] [stderr]    --> src/csv_writer.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn edit_row(&mut self, index: usize, row: Row) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `drop_row`
[INFO] [stderr]    --> src/csv_writer.rs:119:12
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn drop_row(&mut self, index: usize) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_filename`
[INFO] [stderr]    --> src/csv_writer.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn set_filename(&mut self, new_filename: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `calc_rows_len`
[INFO] [stderr]    --> src/csv_writer.rs:128:12
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn calc_rows_len(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `open_file`
[INFO] [stderr]    --> src/csv_writer.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 |     pub fn open_file(filename: &str) -> std::io::Result<Self> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reader-709d8bfca40ee25a
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bff60b21432d93412dbaa6f4c41b37e085e088ddb7c51ec4206997f9b7ce399f"`
[INFO] running `"docker" "rm" "-f" "bff60b21432d93412dbaa6f4c41b37e085e088ddb7c51ec4206997f9b7ce399f"`
[INFO] [stdout] bff60b21432d93412dbaa6f4c41b37e085e088ddb7c51ec4206997f9b7ce399f