[INFO] updating cached repository https://github.com/amsesk/biorust
[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] 5361c6b2444f3c84cdcd7fb18f9225b1ee6c2453
[INFO] testing amsesk/biorust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famsesk%2Fbiorust" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amsesk/biorust 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/amsesk/biorust
[INFO] finished tweaking git repo https://github.com/amsesk/biorust
[INFO] tweaked toml for git repo https://github.com/amsesk/biorust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/amsesk/biorust 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1e4969376c89b99de9a263626cb4e78e9a413c12555ec033d203ea1c37b50691
[INFO] running `"docker" "start" "-a" "1e4969376c89b99de9a263626cb4e78e9a413c12555ec033d203ea1c37b50691"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling biorust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/sequence.rs:24:27
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn write_fasta(&self, path: &str) {}
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "1e4969376c89b99de9a263626cb4e78e9a413c12555ec033d203ea1c37b50691"`
[INFO] running `"docker" "rm" "-f" "1e4969376c89b99de9a263626cb4e78e9a413c12555ec033d203ea1c37b50691"`
[INFO] [stdout] 1e4969376c89b99de9a263626cb4e78e9a413c12555ec033d203ea1c37b50691
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7e10a7be676cadfa7dd8eb6d2dee2f30d8fc697c14bdc0ab2817a0484cba8617
[INFO] running `"docker" "start" "-a" "7e10a7be676cadfa7dd8eb6d2dee2f30d8fc697c14bdc0ab2817a0484cba8617"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling biorust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/sequence.rs:24:27
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn write_fasta(&self, path: &str) {}
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/sequence.rs:24:27
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn write_fasta(&self, path: &str) {}
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "7e10a7be676cadfa7dd8eb6d2dee2f30d8fc697c14bdc0ab2817a0484cba8617"`
[INFO] running `"docker" "rm" "-f" "7e10a7be676cadfa7dd8eb6d2dee2f30d8fc697c14bdc0ab2817a0484cba8617"`
[INFO] [stdout] 7e10a7be676cadfa7dd8eb6d2dee2f30d8fc697c14bdc0ab2817a0484cba8617
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1d3392d809f16a2a748c9a64a6deab2a84be44c7e5f72427de46e12af9cb98a4
[INFO] running `"docker" "start" "-a" "1d3392d809f16a2a748c9a64a6deab2a84be44c7e5f72427de46e12af9cb98a4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stdout] 
[INFO] [stderr]   --> src/sequence.rs:24:27
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 24 |     fn write_fasta(&self, path: &str) {}
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/sequence.rs:24:27
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn write_fasta(&self, path: &str) {}
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/biorust-5db1f52363c5dd06
[INFO] [stderr]    Doc-tests biorust
[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" "1d3392d809f16a2a748c9a64a6deab2a84be44c7e5f72427de46e12af9cb98a4"`
[INFO] running `"docker" "rm" "-f" "1d3392d809f16a2a748c9a64a6deab2a84be44c7e5f72427de46e12af9cb98a4"`
[INFO] [stdout] 1d3392d809f16a2a748c9a64a6deab2a84be44c7e5f72427de46e12af9cb98a4