[INFO] cloning repository https://github.com/fabgeyer/bibfzf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabgeyer/bibfzf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabgeyer%2Fbibfzf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabgeyer%2Fbibfzf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0e4a00cf1221c38e18cb88415bfc0f0484abbf6
[INFO] testing fabgeyer/bibfzf against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabgeyer%2Fbibfzf" "/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/fabgeyer/bibfzf on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fabgeyer/bibfzf
[INFO] finished tweaking git repo https://github.com/fabgeyer/bibfzf
[INFO] tweaked toml for git repo https://github.com/fabgeyer/bibfzf written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/fabgeyer/bibfzf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yaml-rust v0.4.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.3
[INFO] [stderr]   Downloaded nom v3.0.0
[INFO] [stderr]   Downloaded config v0.9.1
[INFO] [stderr]   Downloaded skim v0.5.2
[INFO] [stderr]   Downloaded csv v1.0.2
[INFO] [stderr]   Downloaded nom-bibtex v0.2.0
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] [stderr]   Downloaded backtrace v0.3.11
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 28b8ab98e8a74133fa9b9e9abb0e2d577a4f95a7aa7007758941f7127b07c287
[INFO] running `Command { std: "docker" "start" "-a" "28b8ab98e8a74133fa9b9e9abb0e2d577a4f95a7aa7007758941f7127b07c287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28b8ab98e8a74133fa9b9e9abb0e2d577a4f95a7aa7007758941f7127b07c287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b8ab98e8a74133fa9b9e9abb0e2d577a4f95a7aa7007758941f7127b07c287", kill_on_drop: false }`
[INFO] [stdout] 28b8ab98e8a74133fa9b9e9abb0e2d577a4f95a7aa7007758941f7127b07c287
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b290700ac265b298e8d3bfe0bef89e6d7155f14d40c9ff639d0f3e36d64f7acb
[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" "b290700ac265b298e8d3bfe0bef89e6d7155f14d40c9ff639d0f3e36d64f7acb", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling nom v3.0.0
[INFO] [stderr]    Compiling encode_unicode v0.3.5
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling dirs v1.0.4
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling yaml-rust v0.4.2
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling csv v1.0.2
[INFO] [stderr]    Compiling nom-bibtex v0.2.0
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling skim v0.5.2
[INFO] [stderr]    Compiling config v0.9.1
[INFO] [stderr]    Compiling bibfzf v18.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]   --> src/main.rs:91:44
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn action_copy_key(biblio: &PBibliography, settings: &Config) {
[INFO] [stdout]    |                                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]   --> src/main.rs:95:45
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn action_copy_cite(biblio: &PBibliography, settings: &Config) {
[INFO] [stdout]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "b290700ac265b298e8d3bfe0bef89e6d7155f14d40c9ff639d0f3e36d64f7acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b290700ac265b298e8d3bfe0bef89e6d7155f14d40c9ff639d0f3e36d64f7acb", kill_on_drop: false }`
[INFO] [stdout] b290700ac265b298e8d3bfe0bef89e6d7155f14d40c9ff639d0f3e36d64f7acb
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 688e2657a0732a754044432aeecae02962cd17364d30d99d0360ffb1982c1055
[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" "688e2657a0732a754044432aeecae02962cd17364d30d99d0360ffb1982c1055", kill_on_drop: false }`
[INFO] [stderr]    Compiling bibfzf v18.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]   --> src/main.rs:91:44
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn action_copy_key(biblio: &PBibliography, settings: &Config) {
[INFO] [stdout]    |                                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]   --> src/main.rs:95:45
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn action_copy_cite(biblio: &PBibliography, settings: &Config) {
[INFO] [stdout]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "688e2657a0732a754044432aeecae02962cd17364d30d99d0360ffb1982c1055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688e2657a0732a754044432aeecae02962cd17364d30d99d0360ffb1982c1055", kill_on_drop: false }`
[INFO] [stdout] 688e2657a0732a754044432aeecae02962cd17364d30d99d0360ffb1982c1055
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] a72f1a5db64ecea4eb2a96ea08c9ec04eb2564eddf0fefc4b7935520fe3eafb7
[INFO] running `Command { std: "docker" "start" "-a" "a72f1a5db64ecea4eb2a96ea08c9ec04eb2564eddf0fefc4b7935520fe3eafb7", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `settings`
[INFO] [stderr]   --> src/main.rs:91:44
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn action_copy_key(biblio: &PBibliography, settings: &Config) {
[INFO] [stderr]    |                                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `settings`
[INFO] [stderr]   --> src/main.rs:95:45
[INFO] [stderr]    |
[INFO] [stderr] 95 | fn action_copy_cite(biblio: &PBibliography, settings: &Config) {
[INFO] [stderr]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stderr] 
[INFO] [stderr] warning: `bibfzf` (bin "bibfzf" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bibfzf-e26b474c3beb7f57)
[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" "a72f1a5db64ecea4eb2a96ea08c9ec04eb2564eddf0fefc4b7935520fe3eafb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72f1a5db64ecea4eb2a96ea08c9ec04eb2564eddf0fefc4b7935520fe3eafb7", kill_on_drop: false }`
[INFO] [stdout] a72f1a5db64ecea4eb2a96ea08c9ec04eb2564eddf0fefc4b7935520fe3eafb7