[INFO] updating cached repository https://github.com/vladislavbailovic/ckr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 499d8f14efd4f42aa17505f0cc92c71e00ffd44f
[INFO] checking vladislavbailovic/ckr against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvladislavbailovic%2Fckr" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vladislavbailovic/ckr on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vladislavbailovic/ckr
[INFO] finished tweaking git repo https://github.com/vladislavbailovic/ckr
[INFO] tweaked toml for git repo https://github.com/vladislavbailovic/ckr written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/vladislavbailovic/ckr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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] 75e337b260c8720438bcaf349ee61052db77525f6456b9d647d01fdb09490d9e
[INFO] running `Command { std: "docker" "start" "-a" "75e337b260c8720438bcaf349ee61052db77525f6456b9d647d01fdb09490d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75e337b260c8720438bcaf349ee61052db77525f6456b9d647d01fdb09490d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e337b260c8720438bcaf349ee61052db77525f6456b9d647d01fdb09490d9e", kill_on_drop: false }`
[INFO] [stdout] 75e337b260c8720438bcaf349ee61052db77525f6456b9d647d01fdb09490d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b6744d74b876f21d1bd1a6817065f62c24fc98edf9db83b30e7da9125519d7f
[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" "2b6744d74b876f21d1bd1a6817065f62c24fc98edf9db83b30e7da9125519d7f", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking ckr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/formatter/mod.rs:6:65
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_formatter(format: &str, storage: TodoStorage) -> Box<Formatter> {
[INFO] [stdout]   |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/formatter/mod.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let fmt: Box<Formatter> = match format {
[INFO] [stdout]   |                  ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/formatter/mod.rs:6:65
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_formatter(format: &str, storage: TodoStorage) -> Box<Formatter> {
[INFO] [stdout]   |                                                                 ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/formatter/mod.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let fmt: Box<Formatter> = match format {
[INFO] [stdout]   |                  ^^^^^^^^^ help: use `dyn`: `dyn Formatter`
[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 6.40s
[INFO] running `Command { std: "docker" "inspect" "2b6744d74b876f21d1bd1a6817065f62c24fc98edf9db83b30e7da9125519d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6744d74b876f21d1bd1a6817065f62c24fc98edf9db83b30e7da9125519d7f", kill_on_drop: false }`
[INFO] [stdout] 2b6744d74b876f21d1bd1a6817065f62c24fc98edf9db83b30e7da9125519d7f