[INFO] cloning repository https://github.com/sam-aldis/kwik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sam-aldis/kwik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-aldis%2Fkwik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-aldis%2Fkwik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6c76e889fd370bd1b17d7bba5a741b2906ae788
[INFO] checking sam-aldis/kwik against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-aldis%2Fkwik" "/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/sam-aldis/kwik on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sam-aldis/kwik
[INFO] finished tweaking git repo https://github.com/sam-aldis/kwik
[INFO] tweaked toml for git repo https://github.com/sam-aldis/kwik written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/sam-aldis/kwik already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1a871aee1456b53a1b6ca413cbfc4adb35e65c41ea5e1ac814a81883c737624
[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" "a1a871aee1456b53a1b6ca413cbfc4adb35e65c41ea5e1ac814a81883c737624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1a871aee1456b53a1b6ca413cbfc4adb35e65c41ea5e1ac814a81883c737624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a871aee1456b53a1b6ca413cbfc4adb35e65c41ea5e1ac814a81883c737624", kill_on_drop: false }`
[INFO] [stdout] a1a871aee1456b53a1b6ca413cbfc4adb35e65c41ea5e1ac814a81883c737624
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 1c8d33361293f79b85aa7c0a5e9ccc922db08ee8a8c48b3043bc9e27c2c27cbf
[INFO] running `Command { std: "docker" "start" "-a" "1c8d33361293f79b85aa7c0a5e9ccc922db08ee8a8c48b3043bc9e27c2c27cbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking subprocess v0.1.18
[INFO] [stderr]    Compiling num_cpus v1.11.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]     Checking args v2.2.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling libgit2-sys v0.9.1
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking git2 v0.10.1
[INFO] [stderr]     Checking kwik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `HasArg`, `Options`
[INFO] [stdout]  --> src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use getopts::{Options, Occur, HasArg};
[INFO] [stdout]   |               ^^^^^^^         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArgsError`
[INFO] [stdout]  --> src/main.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use args::{Args, ArgsError};
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HasArg`, `Options`
[INFO] [stdout]  --> src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use getopts::{Options, Occur, HasArg};
[INFO] [stdout]   |               ^^^^^^^         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArgsError`
[INFO] [stdout]  --> src/main.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use args::{Args, ArgsError};
[INFO] [stdout]   |                  ^^^^^^^^^
[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 42.23s
[INFO] running `Command { std: "docker" "inspect" "1c8d33361293f79b85aa7c0a5e9ccc922db08ee8a8c48b3043bc9e27c2c27cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8d33361293f79b85aa7c0a5e9ccc922db08ee8a8c48b3043bc9e27c2c27cbf", kill_on_drop: false }`
[INFO] [stdout] 1c8d33361293f79b85aa7c0a5e9ccc922db08ee8a8c48b3043bc9e27c2c27cbf