[INFO] updating cached repository https://github.com/largon21/RocketRust
[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] d8766e27745864c739a359cb4e7e7997f610383a
[INFO] checking largon21/RocketRust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flargon21%2FRocketRust" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/largon21/RocketRust on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/largon21/RocketRust
[INFO] finished tweaking git repo https://github.com/largon21/RocketRust
[INFO] tweaked toml for git repo https://github.com/largon21/RocketRust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/largon21/RocketRust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 037b1a0c666cd17f985be527f9090b502d6ce3514c7857e0c7ade4d1f54924e9
[INFO] running `"docker" "start" "-a" "037b1a0c666cd17f985be527f9090b502d6ce3514c7857e0c7ade4d1f54924e9"`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling version_check v0.9.1
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[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling safemem v0.3.3
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[INFO] [stderr]    Compiling ryu v1.0.2
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[INFO] [stderr]    Compiling glob v0.3.0
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[INFO] [stderr]    Compiling indexmap v1.3.2
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[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking thread_local v1.0.1
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[INFO] [stderr]    Compiling pear_codegen v0.1.2
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[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling rocket_codegen v0.4.3
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[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
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[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.3
[INFO] [stderr]     Checking diesel v1.4.3
[INFO] [stderr]     Checking rocket_contrib v0.4.3
[INFO] [stderr]     Checking hello-rocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `num_deleted`
[INFO] [stderr]    --> src/templates.rs:512:9
[INFO] [stderr]     |
[INFO] [stderr] 512 |     let num_deleted = diesel::delete(user_sessions.filter(token.eq(session_token)))
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_deleted`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `username`
[INFO] [stderr]    --> src/templates.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let mut username: String = format!("");
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/templates.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let mut username: String = format!("");
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Username`
[INFO] [stderr]   --> src/templates.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Username(String);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_deleted`
[INFO] [stderr]    --> src/templates.rs:512:9
[INFO] [stderr]     |
[INFO] [stderr] 512 |     let num_deleted = diesel::delete(user_sessions.filter(token.eq(session_token)))
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_deleted`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `username`
[INFO] [stderr]    --> src/templates.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let mut username: String = format!("");
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/templates.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |     let mut username: String = format!("");
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Username`
[INFO] [stderr]   --> src/templates.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | struct Username(String);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 07s
[INFO] running `"docker" "inspect" "037b1a0c666cd17f985be527f9090b502d6ce3514c7857e0c7ade4d1f54924e9"`
[INFO] running `"docker" "rm" "-f" "037b1a0c666cd17f985be527f9090b502d6ce3514c7857e0c7ade4d1f54924e9"`
[INFO] [stdout] 037b1a0c666cd17f985be527f9090b502d6ce3514c7857e0c7ade4d1f54924e9