[INFO] cloning repository https://github.com/mstanciu552/task_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mstanciu552/task_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstanciu552%2Ftask_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstanciu552%2Ftask_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 445ae3b44a308653758e2f0914d839dbf6fb5552
[INFO] checking mstanciu552/task_rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstanciu552%2Ftask_rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mstanciu552/task_rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mstanciu552/task_rust
[INFO] finished tweaking git repo https://github.com/mstanciu552/task_rust
[INFO] tweaked toml for git repo https://github.com/mstanciu552/task_rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mstanciu552/task_rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.34.5
[INFO] [stderr]   Downloaded rusqlite v0.25.3
[INFO] [stderr]   Downloaded sdl2-sys v0.34.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c23e085218a56a52ee6827161c8a3d14b76c3dba5b294e86f53c10495075e5d8
[INFO] running `Command { std: "docker" "start" "-a" "c23e085218a56a52ee6827161c8a3d14b76c3dba5b294e86f53c10495075e5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c23e085218a56a52ee6827161c8a3d14b76c3dba5b294e86f53c10495075e5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23e085218a56a52ee6827161c8a3d14b76c3dba5b294e86f53c10495075e5d8", kill_on_drop: false }`
[INFO] [stdout] c23e085218a56a52ee6827161c8a3d14b76c3dba5b294e86f53c10495075e5d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b2a06cac4a8d19c8dfc6fae8f72b71e4459fe01229989b9249e1e9dacd402dc
[INFO] running `Command { std: "docker" "start" "-a" "7b2a06cac4a8d19c8dfc6fae8f72b71e4459fe01229989b9249e1e9dacd402dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking rusqlite v0.25.3
[INFO] [stderr]     Checking task_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `delete` and `update` are never used
[INFO] [stdout]   --> src/task.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Task {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn delete(conn: &Connection, id: i32) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn update(conn: &Connection, id: i32, task: Self) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `delete` and `update` are never used
[INFO] [stdout]   --> src/task.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Task {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn delete(conn: &Connection, id: i32) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn update(conn: &Connection, id: i32, task: Self) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `Command { std: "docker" "inspect" "7b2a06cac4a8d19c8dfc6fae8f72b71e4459fe01229989b9249e1e9dacd402dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2a06cac4a8d19c8dfc6fae8f72b71e4459fe01229989b9249e1e9dacd402dc", kill_on_drop: false }`
[INFO] [stdout] 7b2a06cac4a8d19c8dfc6fae8f72b71e4459fe01229989b9249e1e9dacd402dc
[INFO] checking mstanciu552/task_rust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstanciu552%2Ftask_rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mstanciu552/task_rust on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mstanciu552/task_rust
[INFO] finished tweaking git repo https://github.com/mstanciu552/task_rust
[INFO] tweaked toml for git repo https://github.com/mstanciu552/task_rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mstanciu552/task_rust 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92ca5c8e8d06aa7678abd678cca92903f2db63a982512203d7ddc8798fe7d4d1
[INFO] running `Command { std: "docker" "start" "-a" "92ca5c8e8d06aa7678abd678cca92903f2db63a982512203d7ddc8798fe7d4d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92ca5c8e8d06aa7678abd678cca92903f2db63a982512203d7ddc8798fe7d4d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ca5c8e8d06aa7678abd678cca92903f2db63a982512203d7ddc8798fe7d4d1", kill_on_drop: false }`
[INFO] [stdout] 92ca5c8e8d06aa7678abd678cca92903f2db63a982512203d7ddc8798fe7d4d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f288ed5e0eaeb1d608fd7f8659479e4790898edcb79dde0663b1f972188e832b
[INFO] running `Command { std: "docker" "start" "-a" "f288ed5e0eaeb1d608fd7f8659479e4790898edcb79dde0663b1f972188e832b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking rusqlite v0.25.3
[INFO] [stderr]     Checking task_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated functions `delete` and `update` are never used
[INFO] [stdout]   --> src/task.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Task {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn delete(conn: &Connection, id: i32) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn update(conn: &Connection, id: i32, task: Self) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `delete` and `update` are never used
[INFO] [stdout]   --> src/task.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Task {
[INFO] [stdout]    | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn delete(conn: &Connection, id: i32) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn update(conn: &Connection, id: i32, task: Self) -> Result<()> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.11s
[INFO] running `Command { std: "docker" "inspect" "f288ed5e0eaeb1d608fd7f8659479e4790898edcb79dde0663b1f972188e832b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f288ed5e0eaeb1d608fd7f8659479e4790898edcb79dde0663b1f972188e832b", kill_on_drop: false }`
[INFO] [stdout] f288ed5e0eaeb1d608fd7f8659479e4790898edcb79dde0663b1f972188e832b