[INFO] cloning repository https://github.com/jpiche/rustylist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpiche/rustylist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpiche%2Frustylist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpiche%2Frustylist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af4fd76c3b8f0ffa6a82b2f720f82f8ce4756215
[INFO] checking jpiche/rustylist against try#961316100510fe780d266d35bcf68702fbb049e5 for pr-78935-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpiche%2Frustylist" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpiche/rustylist on toolchain 961316100510fe780d266d35bcf68702fbb049e5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpiche/rustylist
[INFO] finished tweaking git repo https://github.com/jpiche/rustylist
[INFO] tweaked toml for git repo https://github.com/jpiche/rustylist written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jpiche/rustylist already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 814c505cb882dd88de9f84efd5c8fa338d2f307c4d1ec9027bf82a95594f9421
[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" "814c505cb882dd88de9f84efd5c8fa338d2f307c4d1ec9027bf82a95594f9421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "814c505cb882dd88de9f84efd5c8fa338d2f307c4d1ec9027bf82a95594f9421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814c505cb882dd88de9f84efd5c8fa338d2f307c4d1ec9027bf82a95594f9421", kill_on_drop: false }`
[INFO] [stdout] 814c505cb882dd88de9f84efd5c8fa338d2f307c4d1ec9027bf82a95594f9421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa0eee29ebb9626854bdb96c978d60f44daf1c1f458806cb16f8ea20966344dc
[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" "aa0eee29ebb9626854bdb96c978d60f44daf1c1f458806cb16f8ea20966344dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking aho-corasick v0.7.9
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[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking bytestring v0.1.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking idna v0.2.0
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[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
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[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.44
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[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling enum-as-inner v0.3.1
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking actix-threadpool v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking actix-service v1.0.5
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking actix-rt v1.0.0
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-server v1.0.2
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-testing v1.0.0
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking diesel v1.4.3
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking rustylist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/routes/users.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let conn = pool.get().expect("couldn't get db connection from pool");
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/routes/users.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let conn = pool.get().expect("couldn't get db connection from pool");
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 52s
[INFO] running `Command { std: "docker" "inspect" "aa0eee29ebb9626854bdb96c978d60f44daf1c1f458806cb16f8ea20966344dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0eee29ebb9626854bdb96c978d60f44daf1c1f458806cb16f8ea20966344dc", kill_on_drop: false }`
[INFO] [stdout] aa0eee29ebb9626854bdb96c978d60f44daf1c1f458806cb16f8ea20966344dc