[INFO] cloning repository https://github.com/sim82/rusdoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sim82/rusdoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsim82%2Frusdoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsim82%2Frusdoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3c815828932d7421858f5ab3e473bbf688856262 [INFO] checking sim82/rusdoku against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsim82%2Frusdoku" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sim82/rusdoku on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sim82/rusdoku [INFO] finished tweaking git repo https://github.com/sim82/rusdoku [INFO] tweaked toml for git repo https://github.com/sim82/rusdoku written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/sim82/rusdoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded intrusive-collections v0.9.0 [INFO] [stderr] Downloaded fixed-bitset v0.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1904415e49973c3bdd5a67054eea72a5d712d732e5c861a4d035eaf48ba0c206 [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" "1904415e49973c3bdd5a67054eea72a5d712d732e5c861a4d035eaf48ba0c206", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1904415e49973c3bdd5a67054eea72a5d712d732e5c861a4d035eaf48ba0c206", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1904415e49973c3bdd5a67054eea72a5d712d732e5c861a4d035eaf48ba0c206", kill_on_drop: false }` [INFO] [stdout] 1904415e49973c3bdd5a67054eea72a5d712d732e5c861a4d035eaf48ba0c206 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4673ba947cf8fb0b5551e6e1770e955af45125b81b81848bbde7484bbe3ae482 [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" "4673ba947cf8fb0b5551e6e1770e955af45125b81b81848bbde7484bbe3ae482", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking intrusive-collections v0.9.0 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking fixed-bitset v0.0.1 [INFO] [stderr] Checking rusdoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:100:28 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn init(&mut self, mut line: &str) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | x: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | y: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `h_fields` [INFO] [stdout] --> src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | h_fields: [ListH; 9], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `v_fields` [INFO] [stdout] --> src/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | v_fields: [ListV; 9], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b_fields` [INFO] [stdout] --> src/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | b_fields: [ListB; 9], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `link` [INFO] [stdout] --> src/main.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn link(&mut self, field: Rc) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `unlink` [INFO] [stdout] --> src/main.rs:134:12 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn unlink(&mut self, field: Rc) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rollback` [INFO] [stdout] --> src/main.rs:164:12 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn rollback(&mut self, c: (usize, usize, usize)) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:100:28 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn init(&mut self, mut line: &str) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | x: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | y: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `h_fields` [INFO] [stdout] --> src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | h_fields: [ListH; 9], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `v_fields` [INFO] [stdout] --> src/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | v_fields: [ListV; 9], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b_fields` [INFO] [stdout] --> src/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | b_fields: [ListB; 9], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `link` [INFO] [stdout] --> src/main.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn link(&mut self, field: Rc) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `unlink` [INFO] [stdout] --> src/main.rs:134:12 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn unlink(&mut self, field: Rc) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rollback` [INFO] [stdout] --> src/main.rs:164:12 [INFO] [stdout] | [INFO] [stdout] 164 | pub fn rollback(&mut self, c: (usize, usize, usize)) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.96s [INFO] running `Command { std: "docker" "inspect" "4673ba947cf8fb0b5551e6e1770e955af45125b81b81848bbde7484bbe3ae482", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4673ba947cf8fb0b5551e6e1770e955af45125b81b81848bbde7484bbe3ae482", kill_on_drop: false }` [INFO] [stdout] 4673ba947cf8fb0b5551e6e1770e955af45125b81b81848bbde7484bbe3ae482