[INFO] cloning repository https://github.com/jon-lipstate/leetcode-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jon-lipstate/leetcode-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjon-lipstate%2Fleetcode-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjon-lipstate%2Fleetcode-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6579b8b0bcf8e97d3864fb885d83ad6566a46ff1 [INFO] building jon-lipstate/leetcode-practice 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%2Fjon-lipstate%2Fleetcode-practice" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jon-lipstate/leetcode-practice 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/jon-lipstate/leetcode-practice [INFO] finished tweaking git repo https://github.com/jon-lipstate/leetcode-practice [INFO] tweaked toml for git repo https://github.com/jon-lipstate/leetcode-practice written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jon-lipstate/leetcode-practice 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4e87c45d144d9da2f9373c0604fd1566d8bc6e8526edce4a1a9ecd9e49af38f8 [INFO] running `Command { std: "docker" "start" "-a" "4e87c45d144d9da2f9373c0604fd1566d8bc6e8526edce4a1a9ecd9e49af38f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e87c45d144d9da2f9373c0604fd1566d8bc6e8526edce4a1a9ecd9e49af38f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e87c45d144d9da2f9373c0604fd1566d8bc6e8526edce4a1a9ecd9e49af38f8", kill_on_drop: false }` [INFO] [stdout] 4e87c45d144d9da2f9373c0604fd1566d8bc6e8526edce4a1a9ecd9e49af38f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c4b1222389f1daf3927541eb42ca5a9a889a6118f9efc922db626a3d621fa442 [INFO] running `Command { std: "docker" "start" "-a" "c4b1222389f1daf3927541eb42ca5a9a889a6118f9efc922db626a3d621fa442", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/algorithms/binary_search/p374_guess_number.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | match num.cmp(&VAL) { [INFO] [stdout] | ^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 25 | match num.cmp(&raw const VAL) { [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "c4b1222389f1daf3927541eb42ca5a9a889a6118f9efc922db626a3d621fa442", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4b1222389f1daf3927541eb42ca5a9a889a6118f9efc922db626a3d621fa442", kill_on_drop: false }` [INFO] [stdout] c4b1222389f1daf3927541eb42ca5a9a889a6118f9efc922db626a3d621fa442 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fc9371b7a9f9a6a9075f37dbbb6d20af6338e2afbe89201a0f3a55ab8c0404f1 [INFO] running `Command { std: "docker" "start" "-a" "fc9371b7a9f9a6a9075f37dbbb6d20af6338e2afbe89201a0f3a55ab8c0404f1", kill_on_drop: false }` [INFO] [stderr] Compiling leetcode v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithms/binary_search/p1346_check_if_n_and_its_double_exist.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut arr = [10, 2, 5, 3].to_vec(); [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: variable does not need to be mutable [INFO] [stdout] --> src/algorithms/binary_search/p1346_check_if_n_and_its_double_exist.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let mut arr = [3, 1, 7, 11].to_vec(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithms/binary_search/p1346_check_if_n_and_its_double_exist.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut arr = [-2, 0, 10, -19, 4, 6, -8].to_vec(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/algorithms/binary_search/p374_guess_number.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | match num.cmp(&VAL) { [INFO] [stdout] | ^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 25 | match num.cmp(&raw const VAL) { [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/algorithms/binary_search/p374_guess_number.rs:60:20 [INFO] [stdout] | [INFO] [stdout] 60 | assert_eq!(VAL, r); [INFO] [stdout] | ^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/algorithms/binary_search/p374_guess_number.rs:70:20 [INFO] [stdout] | [INFO] [stdout] 70 | assert_eq!(VAL, r); [INFO] [stdout] | ^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/algorithms/binary_search/p374_guess_number.rs:80:20 [INFO] [stdout] | [INFO] [stdout] 80 | assert_eq!(VAL, r); [INFO] [stdout] | ^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/algorithms/binary_search/p374_guess_number.rs:90:20 [INFO] [stdout] | [INFO] [stdout] 90 | assert_eq!(VAL, r); [INFO] [stdout] | ^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s [INFO] running `Command { std: "docker" "inspect" "fc9371b7a9f9a6a9075f37dbbb6d20af6338e2afbe89201a0f3a55ab8c0404f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc9371b7a9f9a6a9075f37dbbb6d20af6338e2afbe89201a0f3a55ab8c0404f1", kill_on_drop: false }` [INFO] [stdout] fc9371b7a9f9a6a9075f37dbbb6d20af6338e2afbe89201a0f3a55ab8c0404f1