[INFO] cloning repository https://github.com/fdncred/colortable_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fdncred/colortable_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Fcolortable_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Fcolortable_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9c5c64d2838e0e8bb85a09ae35732e965ade2de
[INFO] testing fdncred/colortable_rs against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdncred%2Fcolortable_rs" "/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/fdncred/colortable_rs on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fdncred/colortable_rs
[INFO] finished tweaking git repo https://github.com/fdncred/colortable_rs
[INFO] tweaked toml for git repo https://github.com/fdncred/colortable_rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/fdncred/colortable_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c330c26c7e41ff537e560628651dae10f3c6a7c2da817ed8a713eba49e6bdbe
[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" "3c330c26c7e41ff537e560628651dae10f3c6a7c2da817ed8a713eba49e6bdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c330c26c7e41ff537e560628651dae10f3c6a7c2da817ed8a713eba49e6bdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c330c26c7e41ff537e560628651dae10f3c6a7c2da817ed8a713eba49e6bdbe", kill_on_drop: false }`
[INFO] [stdout] 3c330c26c7e41ff537e560628651dae10f3c6a7c2da817ed8a713eba49e6bdbe
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32801c9f46f104764fa74688d30ee74d3a5f9f3f1b29d11d6970aba7a268c6a2
[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" "32801c9f46f104764fa74688d30ee74d3a5f9f3f1b29d11d6970aba7a268c6a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling colortable_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bg`
[INFO] [stdout]    --> src/main.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 |     for (bg, bg_color) in ansi_bg_sequences.iter().enumerate() {
[INFO] [stdout]     |          ^^ help: if this is intentional, prefix it with an underscore: `_bg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/main.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |         if fg >= 0 { 
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "32801c9f46f104764fa74688d30ee74d3a5f9f3f1b29d11d6970aba7a268c6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32801c9f46f104764fa74688d30ee74d3a5f9f3f1b29d11d6970aba7a268c6a2", kill_on_drop: false }`
[INFO] [stdout] 32801c9f46f104764fa74688d30ee74d3a5f9f3f1b29d11d6970aba7a268c6a2
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37db6a06f87f266fb9bba8dd81d513deae8d6721dabfaa8dc8004a08f53fa2b0
[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" "37db6a06f87f266fb9bba8dd81d513deae8d6721dabfaa8dc8004a08f53fa2b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling colortable_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bg`
[INFO] [stdout]    --> src/main.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 |     for (bg, bg_color) in ansi_bg_sequences.iter().enumerate() {
[INFO] [stdout]     |          ^^ help: if this is intentional, prefix it with an underscore: `_bg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/main.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |         if fg >= 0 { 
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "37db6a06f87f266fb9bba8dd81d513deae8d6721dabfaa8dc8004a08f53fa2b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37db6a06f87f266fb9bba8dd81d513deae8d6721dabfaa8dc8004a08f53fa2b0", kill_on_drop: false }`
[INFO] [stdout] 37db6a06f87f266fb9bba8dd81d513deae8d6721dabfaa8dc8004a08f53fa2b0
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f28e64cfe10957d7043ec08928e393975f1ef4d70deab6ba7c1d42354d926b3d
[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" "f28e64cfe10957d7043ec08928e393975f1ef4d70deab6ba7c1d42354d926b3d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `bg`
[INFO] [stderr]    --> src/main.rs:104:10
[INFO] [stderr]     |
[INFO] [stderr] 104 |     for (bg, bg_color) in ansi_bg_sequences.iter().enumerate() {
[INFO] [stderr]     |          ^^ help: if this is intentional, prefix it with an underscore: `_bg`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/main.rs:114:12
[INFO] [stderr]     |
[INFO] [stderr] 114 |         if fg >= 0 { 
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/colortable_rs-c8c367bc66d696de
[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 `Command { std: "docker" "inspect" "f28e64cfe10957d7043ec08928e393975f1ef4d70deab6ba7c1d42354d926b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28e64cfe10957d7043ec08928e393975f1ef4d70deab6ba7c1d42354d926b3d", kill_on_drop: false }`
[INFO] [stdout] f28e64cfe10957d7043ec08928e393975f1ef4d70deab6ba7c1d42354d926b3d