[INFO] cloning repository https://github.com/sgarciac/akiv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sgarciac/akiv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgarciac%2Fakiv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgarciac%2Fakiv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e4b76b9df1c99e1f8db563aaefe960d8cfb9e1f
[INFO] checking sgarciac/akiv against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgarciac%2Fakiv" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sgarciac/akiv on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sgarciac/akiv
[INFO] finished tweaking git repo https://github.com/sgarciac/akiv
[INFO] tweaked toml for git repo https://github.com/sgarciac/akiv written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/sgarciac/akiv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded directories v3.0.2
[INFO] [stderr]   Downloaded rusqlite v0.25.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 5b6f49a1be7ac45de4173cc03d84855ff6b2da00c8c268c9b52bb0ff2733f26f
[INFO] running `Command { std: "docker" "start" "-a" "5b6f49a1be7ac45de4173cc03d84855ff6b2da00c8c268c9b52bb0ff2733f26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b6f49a1be7ac45de4173cc03d84855ff6b2da00c8c268c9b52bb0ff2733f26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6f49a1be7ac45de4173cc03d84855ff6b2da00c8c268c9b52bb0ff2733f26f", kill_on_drop: false }`
[INFO] [stdout] 5b6f49a1be7ac45de4173cc03d84855ff6b2da00c8c268c9b52bb0ff2733f26f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] f49c595c7f8973a1f537e354a757cf4f762cf6f10cc170b96494ad77026f25e1
[INFO] running `Command { std: "docker" "start" "-a" "f49c595c7f8973a1f537e354a757cf4f762cf6f10cc170b96494ad77026f25e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking hashlink v0.6.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking rusqlite v0.25.1
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking akiv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut state = current_work_state(&conn)?;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/interface.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut state = current_work_state(&conn)?;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `task_at`
[INFO] [stdout]    --> src/interface.rs:237:4
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn task_at(db: &Connection, position: u32) -> Option<model::Task> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `task_at`
[INFO] [stdout]    --> src/interface.rs:237:4
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn task_at(db: &Connection, position: u32) -> Option<model::Task> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[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 42.78s
[INFO] running `Command { std: "docker" "inspect" "f49c595c7f8973a1f537e354a757cf4f762cf6f10cc170b96494ad77026f25e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49c595c7f8973a1f537e354a757cf4f762cf6f10cc170b96494ad77026f25e1", kill_on_drop: false }`
[INFO] [stdout] f49c595c7f8973a1f537e354a757cf4f762cf6f10cc170b96494ad77026f25e1