[INFO] cloning repository https://github.com/MaxLuchs/diesel_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MaxLuchs/diesel_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxLuchs%2Fdiesel_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxLuchs%2Fdiesel_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d0a37a48b3bda33e641bc682aeee5432f1a795f
[INFO] checking MaxLuchs/diesel_test against master#30b3f35c420694a4f24e5a4df00f06073f4f3a37 for pr-94081
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxLuchs%2Fdiesel_test" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MaxLuchs/diesel_test on toolchain 30b3f35c420694a4f24e5a4df00f06073f4f3a37
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MaxLuchs/diesel_test
[INFO] finished tweaking git repo https://github.com/MaxLuchs/diesel_test
[INFO] tweaked toml for git repo https://github.com/MaxLuchs/diesel_test written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/MaxLuchs/diesel_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc4511e06121d11e58fb383fdc1b21c1abe1b465b114953d2d6515f14f5e0090
[INFO] running `Command { std: "docker" "start" "-a" "fc4511e06121d11e58fb383fdc1b21c1abe1b465b114953d2d6515f14f5e0090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc4511e06121d11e58fb383fdc1b21c1abe1b465b114953d2d6515f14f5e0090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc4511e06121d11e58fb383fdc1b21c1abe1b465b114953d2d6515f14f5e0090", kill_on_drop: false }`
[INFO] [stdout] fc4511e06121d11e58fb383fdc1b21c1abe1b465b114953d2d6515f14f5e0090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5c4c4756291994154fc813bd79f67a02c3cb2661105bf1bfff5fbb223ae7a94
[INFO] running `Command { std: "docker" "start" "-a" "e5c4c4756291994154fc813bd79f67a02c3cb2661105bf1bfff5fbb223ae7a94", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/db_test.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut animal = dao.get_first_animal(1);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/db_test.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut animal = dao.get_first_animal(1);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/db_test.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     dao.insert_animal("Emil".to_owned(), 32, "Zoo Dortmund".to_owned(), "Kuh".to_owned());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/db_test.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     dao.insert_animal("Emil".to_owned(), 32, "Zoo Dortmund".to_owned(), "Kuh".to_owned());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7m 22s
[INFO] running `Command { std: "docker" "inspect" "e5c4c4756291994154fc813bd79f67a02c3cb2661105bf1bfff5fbb223ae7a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c4c4756291994154fc813bd79f67a02c3cb2661105bf1bfff5fbb223ae7a94", kill_on_drop: false }`
[INFO] [stdout] e5c4c4756291994154fc813bd79f67a02c3cb2661105bf1bfff5fbb223ae7a94