[INFO] cloning repository https://github.com/cyla00/axum_testing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyla00/axum_testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyla00%2Faxum_testing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyla00%2Faxum_testing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53784f02e0e955963568da42a6ea83de8facd29e
[INFO] checking cyla00/axum_testing against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyla00%2Faxum_testing" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyla00/axum_testing on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyla00/axum_testing
[INFO] finished tweaking git repo https://github.com/cyla00/axum_testing
[INFO] tweaked toml for git repo https://github.com/cyla00/axum_testing written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cyla00/axum_testing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-http v0.2.3
[INFO] [stderr]   Downloaded axum-core v0.1.2
[INFO] [stderr]   Downloaded tokio-util v0.7.0
[INFO] [stderr]   Downloaded tower v0.4.12
[INFO] [stderr]   Downloaded axum v0.4.8
[INFO] [stderr]   Downloaded postgres-protocol v0.6.3
[INFO] [stderr]   Downloaded tokio-postgres v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b16c6717c23287dc32d6786f950e24ed3c3f65a42d21d6a2a5e77eb7f040f7c3
[INFO] running `Command { std: "docker" "start" "-a" "b16c6717c23287dc32d6786f950e24ed3c3f65a42d21d6a2a5e77eb7f040f7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b16c6717c23287dc32d6786f950e24ed3c3f65a42d21d6a2a5e77eb7f040f7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16c6717c23287dc32d6786f950e24ed3c3f65a42d21d6a2a5e77eb7f040f7c3", kill_on_drop: false }`
[INFO] [stdout] b16c6717c23287dc32d6786f950e24ed3c3f65a42d21d6a2a5e77eb7f040f7c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4977e79868ee6225c163211682a1c50b316fe20aae59353924b8779c0e92b652
[INFO] running `Command { std: "docker" "start" "-a" "4977e79868ee6225c163211682a1c50b316fe20aae59353924b8779c0e92b652", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking slab v0.4.5
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[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
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[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking subtle v2.4.1
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[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
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[INFO] [stderr]     Checking rand_core v0.6.3
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[INFO] [stderr]    Compiling parking_lot_core v0.8.5
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[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
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[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking axum-core v0.1.2
[INFO] [stderr]     Checking futures v0.3.21
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[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/./modules/registration.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let (client, connection) = tokio_postgres::connect("postgresql://postgres:postgres@localhost:5243/postgres", NoTls).await?;
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/./modules/registration.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let (client, connection) = tokio_postgres::connect("postgresql://postgres:postgres@localhost:5243/postgres", NoTls).await?;
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection`
[INFO] [stdout]   --> src/./modules/registration.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let (client, connection) = tokio_postgres::connect("postgresql://postgres:postgres@localhost:5243/postgres", NoTls).await?;
[INFO] [stdout]    |                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection`
[INFO] [stdout]   --> src/./modules/registration.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let (client, connection) = tokio_postgres::connect("postgresql://postgres:postgres@localhost:5243/postgres", NoTls).await?;
[INFO] [stdout]    |                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/./modules/registration.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::task::spawn_blocking(|| {connection()}).await.expect("error");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = tokio::task::spawn_blocking(|| {connection()}).await.expect("error");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/./modules/registration.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tokio::task::spawn_blocking(|| {connection()}).await.expect("error");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = tokio::task::spawn_blocking(|| {connection()}).await.expect("error");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.69s
[INFO] running `Command { std: "docker" "inspect" "4977e79868ee6225c163211682a1c50b316fe20aae59353924b8779c0e92b652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4977e79868ee6225c163211682a1c50b316fe20aae59353924b8779c0e92b652", kill_on_drop: false }`
[INFO] [stdout] 4977e79868ee6225c163211682a1c50b316fe20aae59353924b8779c0e92b652