[INFO] cloning repository https://github.com/joaogabrielzo/micro-sqlite
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joaogabrielzo/micro-sqlite" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaogabrielzo%2Fmicro-sqlite", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaogabrielzo%2Fmicro-sqlite'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ff3ff663cf26c6dd30606b78686a73938612821
[INFO] checking joaogabrielzo/micro-sqlite against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaogabrielzo%2Fmicro-sqlite" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joaogabrielzo/micro-sqlite
[INFO] finished tweaking git repo https://github.com/joaogabrielzo/micro-sqlite
[INFO] tweaked toml for git repo https://github.com/joaogabrielzo/micro-sqlite written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joaogabrielzo/micro-sqlite on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joaogabrielzo/micro-sqlite 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a478a9a34676463b1a0ab305bd3ab46d9e7e1de5a5e64c63ace731141e214252
[INFO] running `Command { std: "docker" "start" "-a" "a478a9a34676463b1a0ab305bd3ab46d9e7e1de5a5e64c63ace731141e214252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a478a9a34676463b1a0ab305bd3ab46d9e7e1de5a5e64c63ace731141e214252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a478a9a34676463b1a0ab305bd3ab46d9e7e1de5a5e64c63ace731141e214252", kill_on_drop: false }`
[INFO] [stdout] a478a9a34676463b1a0ab305bd3ab46d9e7e1de5a5e64c63ace731141e214252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b81bbdf9479717ba3f3448aae9036ea339e2d5afed0382f44202a06730443e90
[INFO] running `Command { std: "docker" "start" "-a" "b81bbdf9479717ba3f3448aae9036ea339e2d5afed0382f44202a06730443e90", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.31
[INFO] [stderr]     Checking const_format v0.2.31
[INFO] [stderr]    Compiling sscanf_macro v0.4.3
[INFO] [stderr]     Checking sscanf v0.4.3
[INFO] [stderr]     Checking micro-sqlite v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/table.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn select_cursor(&mut self) -> Cursor {
[INFO] [stdout]    |                          ^^^^^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn select_cursor(&mut self) -> Cursor<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/table.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn select_cursor(&mut self) -> Cursor {
[INFO] [stdout]    |                          ^^^^^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn select_cursor(&mut self) -> Cursor<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/table.rs:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn insert_cursor(&mut self, key: u32) -> Cursor {
[INFO] [stdout]    |                          ^^^^^^^^^               ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn insert_cursor(&mut self, key: u32) -> Cursor<'_> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/table.rs:29:26
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn insert_cursor(&mut self, key: u32) -> Cursor {
[INFO] [stdout]    |                          ^^^^^^^^^               ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn insert_cursor(&mut self, key: u32) -> Cursor<'_> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, FromStrFailedError<String>>, String>
[INFO] [stdout]   --> src/main.rs:46:44
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, FromStrFailedError<String>>
[INFO] [stdout]   --> src/main.rs:46:82
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                                                                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, FromStrFailedError<String>>, String>
[INFO] [stdout]   --> src/main.rs:46:44
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, FromStrFailedError<String>>
[INFO] [stdout]   --> src/main.rs:46:91
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                                                                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `micro-sqlite` (bin "micro-sqlite" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, FromStrFailedError<String>>, String>
[INFO] [stdout]   --> src/main.rs:46:44
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, FromStrFailedError<String>>
[INFO] [stdout]   --> src/main.rs:46:82
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                                                                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, FromStrFailedError<String>>, String>
[INFO] [stdout]   --> src/main.rs:46:44
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, FromStrFailedError<String>>
[INFO] [stdout]   --> src/main.rs:46:91
[INFO] [stdout]    |
[INFO] [stdout] 46 |         if let Ok((id, username, email)) = sscanf::sscanf!(input, "insert {u32} {String} {String}")
[INFO] [stdout]    |                                                                                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `micro-sqlite` (bin "micro-sqlite") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "b81bbdf9479717ba3f3448aae9036ea339e2d5afed0382f44202a06730443e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81bbdf9479717ba3f3448aae9036ea339e2d5afed0382f44202a06730443e90", kill_on_drop: false }`
[INFO] [stdout] b81bbdf9479717ba3f3448aae9036ea339e2d5afed0382f44202a06730443e90
