[INFO] cloning repository https://github.com/k0i/techbook_stream
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k0i/techbook_stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0i%2Ftechbook_stream", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0i%2Ftechbook_stream'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1e93d477d2eb8479ff069f0675d3977a7a86110
[INFO] checking k0i/techbook_stream against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk0i%2Ftechbook_stream" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k0i/techbook_stream 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/k0i/techbook_stream
[INFO] finished tweaking git repo https://github.com/k0i/techbook_stream
[INFO] tweaked toml for git repo https://github.com/k0i/techbook_stream written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/k0i/techbook_stream 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 atomic-write-file v0.1.3
[INFO] [stderr]   Downloaded sea-orm-macros v0.12.14
[INFO] [stderr]   Downloaded sea-orm v0.12.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c54a013f3f65fe2b99a2a25f35caa710656f7be1eb35c248fcced21d74ef5fe9
[INFO] running `Command { std: "docker" "start" "-a" "c54a013f3f65fe2b99a2a25f35caa710656f7be1eb35c248fcced21d74ef5fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c54a013f3f65fe2b99a2a25f35caa710656f7be1eb35c248fcced21d74ef5fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54a013f3f65fe2b99a2a25f35caa710656f7be1eb35c248fcced21d74ef5fe9", kill_on_drop: false }`
[INFO] [stdout] c54a013f3f65fe2b99a2a25f35caa710656f7be1eb35c248fcced21d74ef5fe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7ab2ec9f89d89e793c8aa134cb6609b5cfab953f9128763f2147fd2ecd52ffeb
[INFO] running `Command { std: "docker" "start" "-a" "7ab2ec9f89d89e793c8aa134cb6609b5cfab953f9128763f2147fd2ecd52ffeb", kill_on_drop: false }`
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[INFO] [stderr]     Checking materialized v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Executor`
[INFO] [stdout]  --> src/migrate.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sqlx::{Connection, Executor, PgConnection};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Executor`
[INFO] [stdout]  --> src/migrate.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sqlx::{Connection, Executor, PgConnection};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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` profile [unoptimized + debuginfo] target(s) in 31.08s
[INFO] running `Command { std: "docker" "inspect" "7ab2ec9f89d89e793c8aa134cb6609b5cfab953f9128763f2147fd2ecd52ffeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab2ec9f89d89e793c8aa134cb6609b5cfab953f9128763f2147fd2ecd52ffeb", kill_on_drop: false }`
[INFO] [stdout] 7ab2ec9f89d89e793c8aa134cb6609b5cfab953f9128763f2147fd2ecd52ffeb