[INFO] cloning repository https://github.com/DusterTheFirst/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DusterTheFirst/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDusterTheFirst%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDusterTheFirst%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 55663a1d073bef5b6e3b271d393e36de9dbb24a9 [INFO] building DusterTheFirst/sudoku against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDusterTheFirst%2Fsudoku" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/DusterTheFirst/sudoku [INFO] finished tweaking git repo https://github.com/DusterTheFirst/sudoku [INFO] tweaked toml for git repo https://github.com/DusterTheFirst/sudoku written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/DusterTheFirst/sudoku on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/DusterTheFirst/sudoku 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indexmap v1.6.1 [INFO] [stderr] Downloaded futures-sink v0.3.12 [INFO] [stderr] Downloaded version_check v0.9.2 [INFO] [stderr] Downloaded thiserror v1.0.23 [INFO] [stderr] Downloaded gdk v0.13.2 [INFO] [stderr] Downloaded cairo-sys-rs v0.10.0 [INFO] [stderr] Downloaded fixedbitset v0.2.0 [INFO] [stderr] Downloaded futures-core v0.3.12 [INFO] [stderr] Downloaded futures-io v0.3.12 [INFO] [stderr] Downloaded gobject-sys v0.10.0 [INFO] [stderr] Downloaded atk v0.9.0 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded atk-sys v0.10.0 [INFO] [stderr] Downloaded gio v0.9.1 [INFO] [stderr] Downloaded futures v0.3.12 [INFO] [stderr] Downloaded cc v1.0.66 [INFO] [stderr] Downloaded serde v1.0.120 [INFO] [stderr] Downloaded unicode-segmentation v1.7.1 [INFO] [stderr] Downloaded system-deps v1.3.2 [INFO] [stderr] Downloaded glib v0.10.3 [INFO] [stderr] Downloaded petgraph v0.5.1 [INFO] [stderr] Downloaded gdk-pixbuf-sys v0.10.0 [INFO] [stderr] 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[INFO] [stderr] Downloaded proc-macro-nested v0.1.7 [INFO] [stderr] Downloaded glib-macros v0.10.1 [INFO] [stderr] Downloaded strum v0.18.0 [INFO] [stderr] Downloaded futures-executor v0.3.12 [INFO] [stderr] Downloaded futures-channel v0.3.12 [INFO] [stderr] Downloaded futures-macro v0.3.12 [INFO] [stderr] Downloaded futures-task v0.3.12 [INFO] [stderr] Downloaded anyhow v1.0.38 [INFO] [stderr] Downloaded either v1.6.1 [INFO] [stderr] Downloaded once_cell v1.5.2 [INFO] [stderr] Downloaded heck v0.3.2 [INFO] [stderr] Downloaded syn v1.0.58 [INFO] [stderr] Downloaded hashbrown v0.9.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.24 [INFO] [stderr] Downloaded unicode-xid v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b60b7ea74494b423c010223ec0fac51e116a2bb0c26334e8f3ecbccb44c87e80 [INFO] running `Command { std: "docker" "start" "-a" "b60b7ea74494b423c010223ec0fac51e116a2bb0c26334e8f3ecbccb44c87e80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b60b7ea74494b423c010223ec0fac51e116a2bb0c26334e8f3ecbccb44c87e80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b60b7ea74494b423c010223ec0fac51e116a2bb0c26334e8f3ecbccb44c87e80", kill_on_drop: false }` [INFO] [stdout] b60b7ea74494b423c010223ec0fac51e116a2bb0c26334e8f3ecbccb44c87e80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16c45e54cd7145687d5487cba84f583c00d1fcad66875e75ef5f5e18f317e781 [INFO] running `Command { std: "docker" "start" "-a" "16c45e54cd7145687d5487cba84f583c00d1fcad66875e75ef5f5e18f317e781", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling serde v1.0.120 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling strum v0.18.0 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling futures-sink v0.3.12 [INFO] [stderr] Compiling futures-core v0.3.12 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling futures-task v0.3.12 [INFO] [stderr] Compiling futures-channel v0.3.12 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Compiling pin-project-lite v0.2.4 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-io v0.3.12 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling gio v0.9.1 [INFO] [stderr] Compiling cairo-rs v0.9.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling gdk-pixbuf v0.9.0 [INFO] [stderr] Compiling pango v0.9.1 [INFO] [stderr] Compiling atk v0.9.0 [INFO] [stderr] Compiling gdk v0.13.2 [INFO] [stderr] Compiling gtk v0.9.2 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Compiling glib-macros v0.10.1 [INFO] [stderr] Compiling futures-util v0.3.12 [INFO] [stderr] Compiling thiserror v1.0.23 [INFO] [stderr] Compiling system-deps v1.3.2 [INFO] [stderr] Compiling glib-sys v0.10.1 [INFO] [stderr] Compiling gobject-sys v0.10.0 [INFO] [stderr] Compiling gio-sys v0.10.1 [INFO] [stderr] Compiling cairo-sys-rs v0.10.0 [INFO] [stderr] Compiling pango-sys v0.10.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.10.0 [INFO] [stderr] Compiling atk-sys v0.10.0 [INFO] [stderr] Compiling gdk-sys v0.10.0 [INFO] [stderr] Compiling gtk-sys v0.10.0 [INFO] [stderr] Compiling futures-executor v0.3.12 [INFO] [stderr] Compiling glib v0.10.3 [INFO] [stderr] Compiling futures v0.3.12 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/main.rs:1:35 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::{BTreeSet, HashSet}, env::args, fs, sync::{Arc, RwLock}, thread, time::Duration}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `block_status` and `neighbors` are never used [INFO] [stdout] --> src/sudoku.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl Sudoku { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn block_status(&self, (block_x, block_y): (usize, usize)) -> SolveStatus { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn neighbors( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sudoku.rs:150:16 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn all(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden 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] 150 | pub fn all(&self) -> impl Iterator)> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sudoku.rs:180:16 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn get(&self, (x, y): (usize, usize)) -> CellValue { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden 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] 180 | pub fn get(&self, (x, y): (usize, usize)) -> CellValue<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 55s [INFO] running `Command { std: "docker" "inspect" "16c45e54cd7145687d5487cba84f583c00d1fcad66875e75ef5f5e18f317e781", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16c45e54cd7145687d5487cba84f583c00d1fcad66875e75ef5f5e18f317e781", kill_on_drop: false }` [INFO] [stdout] 16c45e54cd7145687d5487cba84f583c00d1fcad66875e75ef5f5e18f317e781 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5bc830847da0de8a8fa1cbfe16fac06fbead3458efd9792b16366e5211708fac [INFO] running `Command { std: "docker" "start" "-a" "5bc830847da0de8a8fa1cbfe16fac06fbead3458efd9792b16366e5211708fac", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/main.rs:1:35 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::{BTreeSet, HashSet}, env::args, fs, sync::{Arc, RwLock}, thread, time::Duration}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `block_status` and `neighbors` are never used [INFO] [stdout] --> src/sudoku.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl Sudoku { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn block_status(&self, (block_x, block_y): (usize, usize)) -> SolveStatus { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn neighbors( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sudoku.rs:150:16 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn all(&self) -> impl Iterator { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden 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] 150 | pub fn all(&self) -> impl Iterator)> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sudoku.rs:180:16 [INFO] [stdout] | [INFO] [stdout] 180 | pub fn get(&self, (x, y): (usize, usize)) -> CellValue { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden 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] 180 | pub fn get(&self, (x, y): (usize, usize)) -> CellValue<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "5bc830847da0de8a8fa1cbfe16fac06fbead3458efd9792b16366e5211708fac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bc830847da0de8a8fa1cbfe16fac06fbead3458efd9792b16366e5211708fac", kill_on_drop: false }` [INFO] [stdout] 5bc830847da0de8a8fa1cbfe16fac06fbead3458efd9792b16366e5211708fac