[INFO] updating cached repository https://github.com/quangtung97-study/20191-dss
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 89b8dc0c1b77c40b6a03432923ef5aa1ea08af46
[INFO] checking quangtung97-study/20191-dss against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquangtung97-study%2F20191-dss" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quangtung97-study/20191-dss on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/quangtung97-study/20191-dss
[INFO] finished tweaking git repo https://github.com/quangtung97-study/20191-dss
[INFO] tweaked toml for git repo https://github.com/quangtung97-study/20191-dss written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/quangtung97-study/20191-dss already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 847efb027ba48ea6a8d9f5c0a01c202400d93ef6c78ac2cff389e4c1ff216f47
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "847efb027ba48ea6a8d9f5c0a01c202400d93ef6c78ac2cff389e4c1ff216f47"`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.0
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]     Checking dss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::algorithm::show_segments`
[INFO] [stderr]  --> src/fuzzy.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::algorithm::show_segments;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::algorithm::show_segments`
[INFO] [stderr]  --> src/fuzzy.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::algorithm::show_segments;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.16s
[INFO] running `"docker" "inspect" "847efb027ba48ea6a8d9f5c0a01c202400d93ef6c78ac2cff389e4c1ff216f47"`
[INFO] running `"docker" "rm" "-f" "847efb027ba48ea6a8d9f5c0a01c202400d93ef6c78ac2cff389e4c1ff216f47"`
[INFO] [stdout] 847efb027ba48ea6a8d9f5c0a01c202400d93ef6c78ac2cff389e4c1ff216f47