[INFO] cloning repository https://github.com/thomas-delalande/webscale-ql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomas-delalande/webscale-ql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas-delalande%2Fwebscale-ql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas-delalande%2Fwebscale-ql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66dc156e2d23f4650c5731f0208031b9da9f6e71
[INFO] checking thomas-delalande/webscale-ql 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%2Fthomas-delalande%2Fwebscale-ql" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomas-delalande/webscale-ql
[INFO] finished tweaking git repo https://github.com/thomas-delalande/webscale-ql
[INFO] tweaked toml for git repo https://github.com/thomas-delalande/webscale-ql written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomas-delalande/webscale-ql 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/thomas-delalande/webscale-ql 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fdec9c08fd7e08142230e8d4f990d703d9c9e32ce618bc2260a430d6ca93ada0
[INFO] running `Command { std: "docker" "start" "-a" "fdec9c08fd7e08142230e8d4f990d703d9c9e32ce618bc2260a430d6ca93ada0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdec9c08fd7e08142230e8d4f990d703d9c9e32ce618bc2260a430d6ca93ada0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdec9c08fd7e08142230e8d4f990d703d9c9e32ce618bc2260a430d6ca93ada0", kill_on_drop: false }`
[INFO] [stdout] fdec9c08fd7e08142230e8d4f990d703d9c9e32ce618bc2260a430d6ca93ada0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c33c8c770cc6e2f2fa5249b1d2a1af58a6c5d31bde9c6b89653a7c30ef7c409c
[INFO] running `Command { std: "docker" "start" "-a" "c33c8c770cc6e2f2fa5249b1d2a1af58a6c5d31bde9c6b89653a7c30ef7c409c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]     Checking binary_search_tree v0.2.2
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking webscale-ql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `schema`
[INFO] [stdout]   --> src/utils.rs:55:46
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn convert_bytes_to_column(value: &[u8], schema: &ColumnDefinition) -> String {
[INFO] [stdout]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_schema`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/main.rs:154:31
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let size: usize = column_size_bytes(col).try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webscale-ql` (bin "webscale-ql" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `schema`
[INFO] [stdout]   --> src/utils.rs:55:46
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn convert_bytes_to_column(value: &[u8], schema: &ColumnDefinition) -> String {
[INFO] [stdout]    |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_schema`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]    --> src/main.rs:154:31
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let size: usize = column_size_bytes(col).try_into().unwrap();
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webscale-ql` (bin "webscale-ql") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c33c8c770cc6e2f2fa5249b1d2a1af58a6c5d31bde9c6b89653a7c30ef7c409c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c33c8c770cc6e2f2fa5249b1d2a1af58a6c5d31bde9c6b89653a7c30ef7c409c", kill_on_drop: false }`
[INFO] [stdout] c33c8c770cc6e2f2fa5249b1d2a1af58a6c5d31bde9c6b89653a7c30ef7c409c