[INFO] cloning repository https://github.com/zhongdongy/leetcode_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhongdongy/leetcode_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhongdongy%2Fleetcode_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhongdongy%2Fleetcode_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3d59de354d5034fc71ad23990c95be96e8c54125 [INFO] checking zhongdongy/leetcode_rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhongdongy%2Fleetcode_rust" "/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/zhongdongy/leetcode_rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhongdongy/leetcode_rust [INFO] finished tweaking git repo https://github.com/zhongdongy/leetcode_rust [INFO] tweaked toml for git repo https://github.com/zhongdongy/leetcode_rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zhongdongy/leetcode_rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ciborium v0.2.0 [INFO] [stderr] Downloaded ciborium-io v0.2.0 [INFO] [stderr] Downloaded ciborium-ll v0.2.0 [INFO] [stderr] Downloaded clap v4.3.0 [INFO] [stderr] Downloaded rayon v1.6.1 [INFO] [stderr] Downloaded clap_builder v4.3.0 [INFO] [stderr] Downloaded plotters v0.3.4 [INFO] [stderr] Downloaded rayon-core v1.10.2 [INFO] [stderr] Downloaded libc v0.2.144 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d032e1a19da8284dea0b484d76acfcff0a414b2e605058b6af720bbcc9632e15 [INFO] running `Command { std: "docker" "start" "-a" "d032e1a19da8284dea0b484d76acfcff0a414b2e605058b6af720bbcc9632e15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d032e1a19da8284dea0b484d76acfcff0a414b2e605058b6af720bbcc9632e15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d032e1a19da8284dea0b484d76acfcff0a414b2e605058b6af720bbcc9632e15", kill_on_drop: false }` [INFO] [stdout] d032e1a19da8284dea0b484d76acfcff0a414b2e605058b6af720bbcc9632e15 [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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36fda7362e6c1003bc9766c09272bfa57071c81f15995be44d7a5c6d8f370d27 [INFO] running `Command { std: "docker" "start" "-a" "36fda7362e6c1003bc9766c09272bfa57071c81f15995be44d7a5c6d8f370d27", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling serde v1.0.171 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling io-lifetimes v1.0.10 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking ciborium-io v0.2.0 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking once_cell v1.17.0 [INFO] [stderr] Checking clap_builder v4.3.0 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking ciborium-ll v0.2.0 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v4.3.0 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking plotters v0.3.4 [INFO] [stderr] Checking rayon v1.6.1 [INFO] [stderr] Compiling serde_derive v1.0.171 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking ciborium v0.2.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking leetcode-in-rust v0.2.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases_cn/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases_cn/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.86s [INFO] running `Command { std: "docker" "inspect" "36fda7362e6c1003bc9766c09272bfa57071c81f15995be44d7a5c6d8f370d27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36fda7362e6c1003bc9766c09272bfa57071c81f15995be44d7a5c6d8f370d27", kill_on_drop: false }` [INFO] [stdout] 36fda7362e6c1003bc9766c09272bfa57071c81f15995be44d7a5c6d8f370d27 [INFO] checking zhongdongy/leetcode_rust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhongdongy%2Fleetcode_rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhongdongy/leetcode_rust on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhongdongy/leetcode_rust [INFO] finished tweaking git repo https://github.com/zhongdongy/leetcode_rust [INFO] tweaked toml for git repo https://github.com/zhongdongy/leetcode_rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/zhongdongy/leetcode_rust 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4219326e45e8a56e5005e9691682b5e830a70076096e28960932859f71c79f0 [INFO] running `Command { std: "docker" "start" "-a" "b4219326e45e8a56e5005e9691682b5e830a70076096e28960932859f71c79f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4219326e45e8a56e5005e9691682b5e830a70076096e28960932859f71c79f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4219326e45e8a56e5005e9691682b5e830a70076096e28960932859f71c79f0", kill_on_drop: false }` [INFO] [stdout] b4219326e45e8a56e5005e9691682b5e830a70076096e28960932859f71c79f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82af889ee65f957f2e4006b99b6bf4e46d54a8fdcfbeef2a466354fc346a5f6c [INFO] running `Command { std: "docker" "start" "-a" "82af889ee65f957f2e4006b99b6bf4e46d54a8fdcfbeef2a466354fc346a5f6c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling serde v1.0.171 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling io-lifetimes v1.0.10 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking ciborium-io v0.2.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking clap_builder v4.3.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking once_cell v1.17.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking ciborium-ll v0.2.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking plotters v0.3.4 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking clap v4.3.0 [INFO] [stderr] Checking rayon v1.6.1 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.171 [INFO] [stderr] Checking ciborium v0.2.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking leetcode-in-rust v0.2.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases_cn/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/cases_cn/c000_0xx/c000_015.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.20s [INFO] running `Command { std: "docker" "inspect" "82af889ee65f957f2e4006b99b6bf4e46d54a8fdcfbeef2a466354fc346a5f6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82af889ee65f957f2e4006b99b6bf4e46d54a8fdcfbeef2a466354fc346a5f6c", kill_on_drop: false }` [INFO] [stdout] 82af889ee65f957f2e4006b99b6bf4e46d54a8fdcfbeef2a466354fc346a5f6c