[INFO] cloning repository https://github.com/adri326/aoc-2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adri326/aoc-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadri326%2Faoc-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadri326%2Faoc-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 60abac1993603eb39fb903e1360003aa7c385a83 [INFO] building adri326/aoc-2021 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadri326%2Faoc-2021" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/adri326/aoc-2021 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/adri326/aoc-2021 [INFO] finished tweaking git repo https://github.com/adri326/aoc-2021 [INFO] tweaked toml for git repo https://github.com/adri326/aoc-2021 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/adri326/aoc-2021 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 659346d42348c6d5ac8a538c4359e0e4abcb4b14a3ffd32aee223cfabb9bd6a1 [INFO] running `Command { std: "docker" "start" "-a" "659346d42348c6d5ac8a538c4359e0e4abcb4b14a3ffd32aee223cfabb9bd6a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "659346d42348c6d5ac8a538c4359e0e4abcb4b14a3ffd32aee223cfabb9bd6a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "659346d42348c6d5ac8a538c4359e0e4abcb4b14a3ffd32aee223cfabb9bd6a1", kill_on_drop: false }` [INFO] [stdout] 659346d42348c6d5ac8a538c4359e0e4abcb4b14a3ffd32aee223cfabb9bd6a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2cae49d32c8bdeba0a3776799f651f0781dd28c11ab531fda9d58b9848291c6d [INFO] running `Command { std: "docker" "start" "-a" "2cae49d32c8bdeba0a3776799f651f0781dd28c11ab531fda9d58b9848291c6d", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> solutions/05.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> solutions/14.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> solutions/15.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> solutions/05.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let max_y = vent.1.max(vent.3); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:53:37 [INFO] [stdout] | [INFO] [stdout] 53 | let max = elements.iter().map(|(k, c)| *c).max().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | let min = elements.iter().map(|(k, c)| *c).min().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> solutions/15.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut lines = raw.split("\n").filter(|line| *line != ""); [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: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:97:35 [INFO] [stdout] | [INFO] [stdout] 97 | let max = counts.iter().map(|(k, c)| *c).max().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:98:35 [INFO] [stdout] | [INFO] [stdout] 98 | let min = counts.iter().map(|(k, c)| *c).min().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "2cae49d32c8bdeba0a3776799f651f0781dd28c11ab531fda9d58b9848291c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cae49d32c8bdeba0a3776799f651f0781dd28c11ab531fda9d58b9848291c6d", kill_on_drop: false }` [INFO] [stdout] 2cae49d32c8bdeba0a3776799f651f0781dd28c11ab531fda9d58b9848291c6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbd3450bfb9907f243a43d7acb8911ced8f0880f22eb63234747b3d52b65330d [INFO] running `Command { std: "docker" "start" "-a" "dbd3450bfb9907f243a43d7acb8911ced8f0880f22eb63234747b3d52b65330d", kill_on_drop: false }` [INFO] [stderr] Compiling solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> solutions/15.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> solutions/05.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> solutions/15.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let mut lines = raw.split("\n").filter(|line| *line != ""); [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: unused import: `itertools::Itertools` [INFO] [stdout] --> solutions/14.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_y` [INFO] [stdout] --> solutions/05.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let max_y = vent.1.max(vent.3); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:53:37 [INFO] [stdout] | [INFO] [stdout] 53 | let max = elements.iter().map(|(k, c)| *c).max().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:54:37 [INFO] [stdout] | [INFO] [stdout] 54 | let min = elements.iter().map(|(k, c)| *c).min().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:97:35 [INFO] [stdout] | [INFO] [stdout] 97 | let max = counts.iter().map(|(k, c)| *c).max().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> solutions/14.rs:98:35 [INFO] [stdout] | [INFO] [stdout] 98 | let min = counts.iter().map(|(k, c)| *c).min().unwrap_or(0); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "dbd3450bfb9907f243a43d7acb8911ced8f0880f22eb63234747b3d52b65330d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbd3450bfb9907f243a43d7acb8911ced8f0880f22eb63234747b3d52b65330d", kill_on_drop: false }` [INFO] [stdout] dbd3450bfb9907f243a43d7acb8911ced8f0880f22eb63234747b3d52b65330d