[INFO] cloning repository https://github.com/swordsmanluke/fluxr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swordsmanluke/fluxr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswordsmanluke%2Ffluxr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswordsmanluke%2Ffluxr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d813c035db0793f4fbefb474267131eb6d457a88
[INFO] checking swordsmanluke/fluxr against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswordsmanluke%2Ffluxr" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swordsmanluke/fluxr on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/swordsmanluke/fluxr
[INFO] finished tweaking git repo https://github.com/swordsmanluke/fluxr
[INFO] tweaked toml for git repo https://github.com/swordsmanluke/fluxr written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/swordsmanluke/fluxr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.debug
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-sys v0.3.5
[INFO] [stderr]   Downloaded signal-hook v0.1.16
[INFO] [stderr]   Downloaded smallvec v1.4.0
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded simplelog v0.7.6
[INFO] [stderr]   Downloaded redox_users v0.3.4
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.1
[INFO] [stderr]   Downloaded crossterm v0.17.5
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded blake2b_simd v0.5.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 047f0f65b76502a1f7ce33f2ff18f530be26fbb2bdaa8becc9308c01222e4e20
[INFO] running `Command { std: "docker" "start" "-a" "047f0f65b76502a1f7ce33f2ff18f530be26fbb2bdaa8becc9308c01222e4e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "047f0f65b76502a1f7ce33f2ff18f530be26fbb2bdaa8becc9308c01222e4e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "047f0f65b76502a1f7ce33f2ff18f530be26fbb2bdaa8becc9308c01222e4e20", kill_on_drop: false }`
[INFO] [stdout] 047f0f65b76502a1f7ce33f2ff18f530be26fbb2bdaa8becc9308c01222e4e20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 163e5c8e00c7011ede1ff534710586905d939030537c75bc10c178801cd54861
[INFO] running `Command { std: "docker" "start" "-a" "163e5c8e00c7011ede1ff534710586905d939030537c75bc10c178801cd54861", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.debug
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking crossterm v0.17.5
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking fluxr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/crossterm_backend/mod.rs:75:47
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 self.reinflate_ui().unwrap_or({trace!("Failed to reinflate ui!")});
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/crossterm_backend/mod.rs:76:42
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 self.draw_ui().unwrap_or({trace!("Failed to draw ui!")});
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/crossterm_backend/mod.rs:75:47
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 self.reinflate_ui().unwrap_or({trace!("Failed to reinflate ui!")});
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/crossterm_backend/mod.rs:76:42
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 self.draw_ui().unwrap_or({trace!("Failed to draw ui!")});
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.34s
[INFO] running `Command { std: "docker" "inspect" "163e5c8e00c7011ede1ff534710586905d939030537c75bc10c178801cd54861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163e5c8e00c7011ede1ff534710586905d939030537c75bc10c178801cd54861", kill_on_drop: false }`
[INFO] [stdout] 163e5c8e00c7011ede1ff534710586905d939030537c75bc10c178801cd54861