[INFO] cloning repository https://github.com/mandosoft/fasta2csv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mandosoft/fasta2csv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandosoft%2Ffasta2csv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandosoft%2Ffasta2csv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa44472e08793b2f5bd0feebd7272af462f42579
[INFO] testing mandosoft/fasta2csv against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandosoft%2Ffasta2csv" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mandosoft/fasta2csv on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mandosoft/fasta2csv
[INFO] finished tweaking git repo https://github.com/mandosoft/fasta2csv
[INFO] tweaked toml for git repo https://github.com/mandosoft/fasta2csv written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mandosoft/fasta2csv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a8d76e4aa5b7bddfde95666e76dcb7a06f815d7d93ce9bd290f052ea71cebb9
[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" "2a8d76e4aa5b7bddfde95666e76dcb7a06f815d7d93ce9bd290f052ea71cebb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a8d76e4aa5b7bddfde95666e76dcb7a06f815d7d93ce9bd290f052ea71cebb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8d76e4aa5b7bddfde95666e76dcb7a06f815d7d93ce9bd290f052ea71cebb9", kill_on_drop: false }`
[INFO] [stdout] 2a8d76e4aa5b7bddfde95666e76dcb7a06f815d7d93ce9bd290f052ea71cebb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 601244d114e15c0778df8e8776544381465d706b9f903f75066a53ca0b10c1c0
[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" "601244d114e15c0778df8e8776544381465d706b9f903f75066a53ca0b10c1c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling fasta2csv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/lib.rs:25:47
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn search_delimiter<'a>(contents: String, filename: String, mut csv: File) {
[INFO] [stdout]    |                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             write!(csv, "{}", entry);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "601244d114e15c0778df8e8776544381465d706b9f903f75066a53ca0b10c1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "601244d114e15c0778df8e8776544381465d706b9f903f75066a53ca0b10c1c0", kill_on_drop: false }`
[INFO] [stdout] 601244d114e15c0778df8e8776544381465d706b9f903f75066a53ca0b10c1c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0e985392dd3bef949b08694215a9dbefd88bd3b049033a2b9139b2e13800b98
[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" "b0e985392dd3bef949b08694215a9dbefd88bd3b049033a2b9139b2e13800b98", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/lib.rs:25:47
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn search_delimiter<'a>(contents: String, filename: String, mut csv: File) {
[INFO] [stdout]    |                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fasta2csv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             write!(csv, "{}", entry);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/lib.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/lib.rs:25:47
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn search_delimiter<'a>(contents: String, filename: String, mut csv: File) {
[INFO] [stdout]    |                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             write!(csv, "{}", entry);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "b0e985392dd3bef949b08694215a9dbefd88bd3b049033a2b9139b2e13800b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e985392dd3bef949b08694215a9dbefd88bd3b049033a2b9139b2e13800b98", kill_on_drop: false }`
[INFO] [stdout] b0e985392dd3bef949b08694215a9dbefd88bd3b049033a2b9139b2e13800b98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37e750000e40f4f9d889e76eb038d7a99061748d279422c6de88e05cf64bf3bb
[INFO] running `Command { std: "docker" "start" "-a" "37e750000e40f4f9d889e76eb038d7a99061748d279422c6de88e05cf64bf3bb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lib.rs:25:47
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 25 | pub fn search_delimiter<'a>(contents: String, filename: String, mut csv: File) {
[INFO] [stdout] 
[INFO] [stderr]    |                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             write!(csv, "{}", entry);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/lib.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/lib.rs:25:47
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn search_delimiter<'a>(contents: String, filename: String, mut csv: File) {
[INFO] [stderr]    |                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             write!(csv, "{}", entry);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fasta2csv-47db934d54b18fae
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fasta2csv-bdd9053dbf7a7755
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fasta2csv
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37e750000e40f4f9d889e76eb038d7a99061748d279422c6de88e05cf64bf3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e750000e40f4f9d889e76eb038d7a99061748d279422c6de88e05cf64bf3bb", kill_on_drop: false }`
[INFO] [stdout] 37e750000e40f4f9d889e76eb038d7a99061748d279422c6de88e05cf64bf3bb