[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] testing iaroslav-ciupin/rust-playground against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiaroslav-ciupin%2Frust-playground" "/workspace/builds/worker-83/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iaroslav-ciupin/rust-playground on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-83/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" "+beta-2022-04-10" "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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 744c246af178278c88859df79da0978bcca545bd6bdec172143ee37f2007e60f [INFO] running `Command { std: "docker" "start" "-a" "744c246af178278c88859df79da0978bcca545bd6bdec172143ee37f2007e60f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "744c246af178278c88859df79da0978bcca545bd6bdec172143ee37f2007e60f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "744c246af178278c88859df79da0978bcca545bd6bdec172143ee37f2007e60f", kill_on_drop: false }` [INFO] [stdout] 744c246af178278c88859df79da0978bcca545bd6bdec172143ee37f2007e60f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5fde4c3bee66ffa84a4c056cd3871a0cd9fa1130a680bb9ebd8f67975b788539 [INFO] running `Command { std: "docker" "start" "-a" "5fde4c3bee66ffa84a4c056cd3871a0cd9fa1130a680bb9ebd8f67975b788539", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling arc-swap v0.4.6 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling pin-project-lite v0.1.5 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling dtoa v0.4.5 [INFO] [stderr] Compiling base64 v0.11.0 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling openssl-sys v0.9.56 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Compiling linkify v0.4.0 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [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] Compiling tokio v0.2.20 [INFO] [stderr] Compiling pin-project v0.4.16 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling hyper v0.13.5 [INFO] [stderr] Compiling hyper-tls v0.4.1 [INFO] [stderr] Compiling reqwest v0.10.4 [INFO] [stderr] Compiling 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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 45s [INFO] running `Command { std: "docker" "inspect" "5fde4c3bee66ffa84a4c056cd3871a0cd9fa1130a680bb9ebd8f67975b788539", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fde4c3bee66ffa84a4c056cd3871a0cd9fa1130a680bb9ebd8f67975b788539", kill_on_drop: false }` [INFO] [stdout] 5fde4c3bee66ffa84a4c056cd3871a0cd9fa1130a680bb9ebd8f67975b788539 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a865a2dfc9e28f63f9d261ebfb25453a657b646e7c6b55ad49c1a0893e181c6e [INFO] running `Command { std: "docker" "start" "-a" "a865a2dfc9e28f63f9d261ebfb25453a657b646e7c6b55ad49c1a0893e181c6e", 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] [stderr] Compiling 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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.85s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_playground-87d374b04fc84697) [INFO] running `Command { std: "docker" "inspect" "a865a2dfc9e28f63f9d261ebfb25453a657b646e7c6b55ad49c1a0893e181c6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a865a2dfc9e28f63f9d261ebfb25453a657b646e7c6b55ad49c1a0893e181c6e", kill_on_drop: false }` [INFO] [stdout] a865a2dfc9e28f63f9d261ebfb25453a657b646e7c6b55ad49c1a0893e181c6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3dd4a8fda12885207bd8368fbedef87920ac350b9fa10433025bc41ac523a8c2 [INFO] running `Command { std: "docker" "start" "-a" "3dd4a8fda12885207bd8368fbedef87920ac350b9fa10433025bc41ac523a8c2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `Add` [INFO] [stderr] --> src/word_crawler.rs:3:16 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ops::{Add, AddAssign}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::Hash` [INFO] [stderr] --> src/word_crawler.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::hash::Hash; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::url::Url` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use self::url::Url; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/word_crawler.rs:77:21 [INFO] [stderr] | [INFO] [stderr] 77 | Err(msg) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut result = crawler.crawl(url, domain, word, 1).await; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-playground` (bin "rust-playground" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.88s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_playground-87d374b04fc84697) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test word_crawler::tests::test_num_occurrences ... ok [INFO] [stdout] test word_crawler::tests::test_find_urls ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3dd4a8fda12885207bd8368fbedef87920ac350b9fa10433025bc41ac523a8c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dd4a8fda12885207bd8368fbedef87920ac350b9fa10433025bc41ac523a8c2", kill_on_drop: false }` [INFO] [stdout] 3dd4a8fda12885207bd8368fbedef87920ac350b9fa10433025bc41ac523a8c2