[INFO] cloning repository https://github.com/sulthonmb/rustlings-solution [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sulthonmb/rustlings-solution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsulthonmb%2Frustlings-solution", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsulthonmb%2Frustlings-solution'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d35fa2f246d78443c7ea0a3bf63cf10d626ae108 [INFO] checking sulthonmb/rustlings-solution against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsulthonmb%2Frustlings-solution" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sulthonmb/rustlings-solution on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sulthonmb/rustlings-solution [INFO] finished tweaking git repo https://github.com/sulthonmb/rustlings-solution [INFO] tweaked toml for git repo https://github.com/sulthonmb/rustlings-solution written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sulthonmb/rustlings-solution 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded toml_datetime v0.6.3 [INFO] [stderr] Downloaded serde_derive v1.0.188 [INFO] [stderr] Downloaded winnow v0.5.15 [INFO] [stderr] Downloaded toml v0.7.6 [INFO] [stderr] Downloaded doc-comment v0.3.3 [INFO] [stderr] Downloaded anstyle-query v1.0.0 [INFO] [stderr] Downloaded number_prefix v0.4.0 [INFO] [stderr] Downloaded unicode-width v0.1.10 [INFO] [stderr] Downloaded clap_lex v0.5.1 [INFO] [stderr] Downloaded predicates-tree v1.0.9 [INFO] [stderr] Downloaded proc-macro2 v1.0.66 [INFO] [stderr] Downloaded indicatif v0.17.6 [INFO] [stderr] Downloaded indexmap v2.0.0 [INFO] [stderr] Downloaded clap_builder v4.4.2 [INFO] [stderr] Downloaded bstr v1.6.2 [INFO] [stderr] Downloaded regex-automata v0.3.8 [INFO] [stderr] Downloaded libc v0.2.147 [INFO] [stderr] Downloaded regex v1.9.5 [INFO] [stderr] Downloaded portable-atomic v1.4.3 [INFO] [stderr] Downloaded aho-corasick v1.0.5 [INFO] [stderr] Downloaded serde_json v1.0.105 [INFO] [stderr] Downloaded hashbrown v0.14.0 [INFO] [stderr] Downloaded syn v2.0.31 [INFO] [stderr] Downloaded wait-timeout v0.2.0 [INFO] [stderr] Downloaded assert_cmd v2.0.12 [INFO] [stderr] Downloaded anstyle-parse v0.2.1 [INFO] [stderr] Downloaded anstyle-wincon v2.1.0 [INFO] [stderr] Downloaded clap_derive v4.4.2 [INFO] [stderr] Downloaded console v0.15.7 [INFO] [stderr] Downloaded filetime v0.2.22 [INFO] [stderr] Downloaded inotify v0.7.1 [INFO] [stderr] Downloaded walkdir v2.3.3 [INFO] [stderr] Downloaded notify v4.0.17 [INFO] [stderr] Downloaded num-traits v0.2.16 [INFO] [stderr] Downloaded unicode-ident v1.0.11 [INFO] [stderr] Downloaded strsim v0.10.0 [INFO] [stderr] Downloaded clap v4.4.2 [INFO] [stderr] Downloaded glob v0.3.1 [INFO] [stderr] Downloaded home v0.5.5 [INFO] [stderr] Downloaded encode_unicode v0.3.6 [INFO] [stderr] Downloaded lazycell v1.3.0 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded anstyle v1.0.2 [INFO] [stderr] Downloaded float-cmp v0.9.0 [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded fsevent-sys v2.0.1 [INFO] [stderr] Downloaded miow v0.2.2 [INFO] [stderr] Downloaded predicates-core v1.0.6 [INFO] [stderr] Downloaded termtree v0.4.1 [INFO] [stderr] Downloaded anstream v0.5.0 [INFO] [stderr] Downloaded inotify-sys v0.1.5 [INFO] [stderr] Downloaded mio-extras v2.0.6 [INFO] [stderr] Downloaded difflib v0.4.0 [INFO] [stderr] Downloaded either v1.9.0 [INFO] [stderr] Downloaded normalize-line-endings v0.3.0 [INFO] [stderr] Downloaded predicates v3.0.3 [INFO] [stderr] Downloaded serde_spanned v0.6.3 [INFO] [stderr] Downloaded serde v1.0.188 [INFO] [stderr] Downloaded memchr v2.6.3 [INFO] [stderr] Downloaded toml_edit v0.19.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3849c47d1a2b832f041af6483c91295d3cc4e3ae190fdd76deb78f5cc603cc89 [INFO] running `Command { std: "docker" "start" "-a" "3849c47d1a2b832f041af6483c91295d3cc4e3ae190fdd76deb78f5cc603cc89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3849c47d1a2b832f041af6483c91295d3cc4e3ae190fdd76deb78f5cc603cc89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3849c47d1a2b832f041af6483c91295d3cc4e3ae190fdd76deb78f5cc603cc89", kill_on_drop: false }` [INFO] [stdout] 3849c47d1a2b832f041af6483c91295d3cc4e3ae190fdd76deb78f5cc603cc89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf5898fc3ce36332d5d418a41f19eb7a1005220b30d6f028734e066a296401d9 [INFO] running `Command { std: "docker" "start" "-a" "bf5898fc3ce36332d5d418a41f19eb7a1005220b30d6f028734e066a296401d9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking anstyle v1.0.2 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Compiling portable-atomic v1.4.3 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking winnow v0.5.15 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling serde_json v1.0.105 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking anstream v0.5.0 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking clap_builder v4.4.2 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking aho-corasick v1.0.5 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking filetime v0.2.22 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking indicatif v0.17.6 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Checking bstr v1.6.2 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking predicates v3.0.3 [INFO] [stderr] Checking assert_cmd v2.0.12 [INFO] [stderr] Checking clap v4.4.2 [INFO] [stderr] Checking toml_datetime v0.6.3 [INFO] [stderr] Checking serde_spanned v0.6.3 [INFO] [stderr] Checking toml_edit v0.19.14 [INFO] [stderr] Checking toml v0.7.6 [INFO] [stderr] Checking rustlings v5.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.19s [INFO] running `Command { std: "docker" "inspect" "bf5898fc3ce36332d5d418a41f19eb7a1005220b30d6f028734e066a296401d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf5898fc3ce36332d5d418a41f19eb7a1005220b30d6f028734e066a296401d9", kill_on_drop: false }` [INFO] [stdout] bf5898fc3ce36332d5d418a41f19eb7a1005220b30d6f028734e066a296401d9 [INFO] checking sulthonmb/rustlings-solution against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsulthonmb%2Frustlings-solution" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sulthonmb/rustlings-solution on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sulthonmb/rustlings-solution [INFO] finished tweaking git repo https://github.com/sulthonmb/rustlings-solution [INFO] tweaked toml for git repo https://github.com/sulthonmb/rustlings-solution written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sulthonmb/rustlings-solution 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b77e7f30827e26cb4e9f95a83ca0f19e263d294123c58d6366e4137db5936b8e [INFO] running `Command { std: "docker" "start" "-a" "b77e7f30827e26cb4e9f95a83ca0f19e263d294123c58d6366e4137db5936b8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b77e7f30827e26cb4e9f95a83ca0f19e263d294123c58d6366e4137db5936b8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b77e7f30827e26cb4e9f95a83ca0f19e263d294123c58d6366e4137db5936b8e", kill_on_drop: false }` [INFO] [stdout] b77e7f30827e26cb4e9f95a83ca0f19e263d294123c58d6366e4137db5936b8e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c71acc60db0cd7e08d692437a24192d7ad5841a21f94371cead9983d96f48d67 [INFO] running `Command { std: "docker" "start" "-a" "c71acc60db0cd7e08d692437a24192d7ad5841a21f94371cead9983d96f48d67", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking anstyle v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Compiling portable-atomic v1.4.3 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling serde_json v1.0.105 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking winnow v0.5.15 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking anstream v0.5.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking clap_builder v4.4.2 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Checking aho-corasick v1.0.5 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking filetime v0.2.22 [INFO] [stderr] Checking console v0.15.7 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking indicatif v0.17.6 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Checking bstr v1.6.2 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling clap_derive v4.4.2 [INFO] [stderr] Checking predicates v3.0.3 [INFO] [stderr] Checking assert_cmd v2.0.12 [INFO] [stderr] Checking clap v4.4.2 [INFO] [stderr] Checking toml_datetime v0.6.3 [INFO] [stderr] Checking serde_spanned v0.6.3 [INFO] [stderr] Checking toml_edit v0.19.14 [INFO] [stderr] Checking toml v0.7.6 [INFO] [stderr] Checking rustlings v5.6.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/main.rs:164:29 [INFO] [stdout] | [INFO] [stdout] 164 | / ... match e.kind() { [INFO] [stdout] 165 | | ... std::io::ErrorKind::BrokenPipe => std::process::exit(0), [INFO] [stdout] 166 | | ... _ => std::process::exit(1), [INFO] [stdout] 167 | | ... }; [INFO] [stdout] | |_______________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/main.rs:164:29 [INFO] [stdout] | [INFO] [stdout] 164 | / ... match e.kind() { [INFO] [stdout] 165 | | ... std::io::ErrorKind::BrokenPipe => std::process::exit(0), [INFO] [stdout] 166 | | ... _ => std::process::exit(1), [INFO] [stdout] 167 | | ... }; [INFO] [stdout] | |_______________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/main.rs:254:19 [INFO] [stdout] | [INFO] [stdout] 254 | thread::spawn(move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 254 ~ thread::spawn(move || -> /* Type */ { loop { [INFO] [stdout] 255 | let mut input = String::new(); [INFO] [stdout] ... [INFO] [stdout] 290 | } [INFO] [stdout] 291 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/main.rs:254:19 [INFO] [stdout] | [INFO] [stdout] 254 | thread::spawn(move || loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 254 ~ thread::spawn(move || -> /* Type */ { loop { [INFO] [stdout] 255 | let mut input = String::new(); [INFO] [stdout] ... [INFO] [stdout] 290 | } [INFO] [stdout] 291 ~ } }); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0283. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0283. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustlings` (bin "rustlings" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rustlings` (bin "rustlings") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "c71acc60db0cd7e08d692437a24192d7ad5841a21f94371cead9983d96f48d67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c71acc60db0cd7e08d692437a24192d7ad5841a21f94371cead9983d96f48d67", kill_on_drop: false }` [INFO] [stdout] c71acc60db0cd7e08d692437a24192d7ad5841a21f94371cead9983d96f48d67