[INFO] cloning repository https://github.com/c-cube/strictly_tally [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c-cube/strictly_tally" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-cube%2Fstrictly_tally", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-cube%2Fstrictly_tally'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 355075a84f98b9192d3fcb4916ebfd5751c1c3e7 [INFO] checking c-cube/strictly_tally against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-cube%2Fstrictly_tally" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/c-cube/strictly_tally on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/c-cube/strictly_tally [INFO] finished tweaking git repo https://github.com/c-cube/strictly_tally [INFO] tweaked toml for git repo https://github.com/c-cube/strictly_tally written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/c-cube/strictly_tally already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded csv v1.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d43c8a8b43bc6371ffc831e1c21ecd3645144e4f7c29b5cb4d70887f439b4a27 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d43c8a8b43bc6371ffc831e1c21ecd3645144e4f7c29b5cb4d70887f439b4a27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d43c8a8b43bc6371ffc831e1c21ecd3645144e4f7c29b5cb4d70887f439b4a27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d43c8a8b43bc6371ffc831e1c21ecd3645144e4f7c29b5cb4d70887f439b4a27", kill_on_drop: false }` [INFO] [stdout] d43c8a8b43bc6371ffc831e1c21ecd3645144e4f7c29b5cb4d70887f439b4a27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 782b62b3efa744cd0741518c9e95bdaf7012d79a7db69b308023437800a04b77 [INFO] running `Command { std: "docker" "start" "-a" "782b62b3efa744cd0741518c9e95bdaf7012d79a7db69b308023437800a04b77", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.47 [INFO] [stderr] Compiling memchr v2.1.3 [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Checking csv v1.0.5 [INFO] [stderr] Checking strictly_tally v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `notes` [INFO] [stdout] --> src/main.rs:299:20 [INFO] [stdout] | [INFO] [stdout] 299 | let Sheet {notes, judges, competitors, ..} = self; [INFO] [stdout] | ^^^^^ help: try ignoring the field: `notes: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `judges` [INFO] [stdout] --> src/main.rs:299:27 [INFO] [stdout] | [INFO] [stdout] 299 | let Sheet {notes, judges, competitors, ..} = self; [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `judges: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `notes` [INFO] [stdout] --> src/main.rs:299:20 [INFO] [stdout] | [INFO] [stdout] 299 | let Sheet {notes, judges, competitors, ..} = self; [INFO] [stdout] | ^^^^^ help: try ignoring the field: `notes: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `judges` [INFO] [stdout] --> src/main.rs:299:27 [INFO] [stdout] | [INFO] [stdout] 299 | let Sheet {notes, judges, competitors, ..} = self; [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `judges: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `as_one` [INFO] [stdout] --> src/main.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn as_one(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `map` [INFO] [stdout] --> src/main.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn map(&self, mut f: F) -> Cluster where F: FnMut(&T) -> U { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_str` [INFO] [stdout] --> src/main.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn from_str(s: &str) -> Res { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:361:21 [INFO] [stdout] | [INFO] [stdout] 361 | write!(out, "{:?}", c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:361:21 [INFO] [stdout] | [INFO] [stdout] 361 | write!(out, "{:?}", c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.76s [INFO] running `Command { std: "docker" "inspect" "782b62b3efa744cd0741518c9e95bdaf7012d79a7db69b308023437800a04b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "782b62b3efa744cd0741518c9e95bdaf7012d79a7db69b308023437800a04b77", kill_on_drop: false }` [INFO] [stdout] 782b62b3efa744cd0741518c9e95bdaf7012d79a7db69b308023437800a04b77