[INFO] cloning repository https://github.com/iaroslav-ciupin/rust-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iaroslav-ciupin/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiaroslav-ciupin%2Frust-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiaroslav-ciupin%2Frust-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0c5a65f296f6ab7960ec1956d00e5151bc4dba4 [INFO] checking iaroslav-ciupin/rust-playground against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiaroslav-ciupin%2Frust-playground" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iaroslav-ciupin/rust-playground on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iaroslav-ciupin/rust-playground [INFO] finished tweaking git repo https://github.com/iaroslav-ciupin/rust-playground [INFO] tweaked toml for git repo https://github.com/iaroslav-ciupin/rust-playground written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/iaroslav-ciupin/rust-playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded linkify v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c0d16cbfda002316e1b12ee8a890b450e639ea4388f41891ea056d78adbb0a1 [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" "0c0d16cbfda002316e1b12ee8a890b450e639ea4388f41891ea056d78adbb0a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c0d16cbfda002316e1b12ee8a890b450e639ea4388f41891ea056d78adbb0a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c0d16cbfda002316e1b12ee8a890b450e639ea4388f41891ea056d78adbb0a1", kill_on_drop: false }` [INFO] [stdout] 0c0d16cbfda002316e1b12ee8a890b450e639ea4388f41891ea056d78adbb0a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bf14865ec979cac43cba2e1c829fed8a0945c709fc840bc67942ff026138d811 [INFO] running `Command { std: "docker" "start" "-a" "bf14865ec979cac43cba2e1c829fed8a0945c709fc840bc67942ff026138d811", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking arc-swap v0.4.6 [INFO] [stderr] Checking pin-project-lite v0.1.5 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Compiling openssl-sys v0.9.56 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Checking serde v1.0.110 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking linkify v0.4.0 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Compiling pin-project-internal v0.4.16 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.20 [INFO] [stderr] Checking pin-project v0.4.16 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.5 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking hyper v0.13.5 [INFO] [stderr] Checking hyper-tls v0.4.1 [INFO] [stderr] Checking reqwest v0.10.4 [INFO] [stderr] Checking rust-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Add` [INFO] [stdout] --> src/word_crawler.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::{Add, AddAssign}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/word_crawler.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::url::Url` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use self::url::Url; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/word_crawler.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | Err(msg) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut result = crawler.crawl(url, domain, word, 1).await; [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: `Add` [INFO] [stdout] --> src/word_crawler.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::{Add, AddAssign}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::hash::Hash` [INFO] [stdout] --> src/word_crawler.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::hash::Hash; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::url::Url` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use self::url::Url; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/word_crawler.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | Err(msg) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut result = crawler.crawl(url, domain, word, 1).await; [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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.64s [INFO] running `Command { std: "docker" "inspect" "bf14865ec979cac43cba2e1c829fed8a0945c709fc840bc67942ff026138d811", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf14865ec979cac43cba2e1c829fed8a0945c709fc840bc67942ff026138d811", kill_on_drop: false }` [INFO] [stdout] bf14865ec979cac43cba2e1c829fed8a0945c709fc840bc67942ff026138d811