[INFO] cloning repository https://github.com/srishanbhattarai/halflifers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/srishanbhattarai/halflifers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrishanbhattarai%2Fhalflifers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrishanbhattarai%2Fhalflifers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3db79c08120a3cdd4813d50226d87aadfec33819
[INFO] checking srishanbhattarai/halflifers against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrishanbhattarai%2Fhalflifers" "/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/srishanbhattarai/halflifers on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/srishanbhattarai/halflifers
[INFO] finished tweaking git repo https://github.com/srishanbhattarai/halflifers
[INFO] tweaked toml for git repo https://github.com/srishanbhattarai/halflifers written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/srishanbhattarai/halflifers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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" "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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6d6f96ecb919f8b8e2c4c9fd7748f13ed49a74e2b16efb32916a602b50a8cc0
[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" "b6d6f96ecb919f8b8e2c4c9fd7748f13ed49a74e2b16efb32916a602b50a8cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6d6f96ecb919f8b8e2c4c9fd7748f13ed49a74e2b16efb32916a602b50a8cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d6f96ecb919f8b8e2c4c9fd7748f13ed49a74e2b16efb32916a602b50a8cc0", kill_on_drop: false }`
[INFO] [stdout] b6d6f96ecb919f8b8e2c4c9fd7748f13ed49a74e2b16efb32916a602b50a8cc0
[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" "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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8065e731cf4ca69d1a942cac3ae946ab091b0fcfd21ec9741ba430dbede1ef9e
[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" "8065e731cf4ca69d1a942cac3ae946ab091b0fcfd21ec9741ba430dbede1ef9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling libsqlite3-sys v0.11.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stderr]     Checking halflife v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/database.rs:41:52
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new(path: &str) -> Result<Database, Box<Error>> {
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]   --> src/main.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 use std::string::ToString;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/database.rs:41:52
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new(path: &str) -> Result<Database, Box<Error>> {
[INFO] [stdout]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]   --> src/main.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 use std::string::ToString;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/database.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert(&self, hl: NewHalflife) -> QueryResult<usize> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/database.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn insert(&self, hl: NewHalflife) -> QueryResult<usize> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.84s
[INFO] running `Command { std: "docker" "inspect" "8065e731cf4ca69d1a942cac3ae946ab091b0fcfd21ec9741ba430dbede1ef9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8065e731cf4ca69d1a942cac3ae946ab091b0fcfd21ec9741ba430dbede1ef9e", kill_on_drop: false }`
[INFO] [stdout] 8065e731cf4ca69d1a942cac3ae946ab091b0fcfd21ec9741ba430dbede1ef9e