[INFO] cloning repository https://github.com/Vui-Chee/rust-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vui-Chee/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 53da4d2b4fdb30869302593d31f292a46883bb39 [INFO] checking Vui-Chee/rust-examples against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Vui-Chee/rust-examples 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/Vui-Chee/rust-examples [INFO] finished tweaking git repo https://github.com/Vui-Chee/rust-examples [INFO] tweaked toml for git repo https://github.com/Vui-Chee/rust-examples written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Vui-Chee/rust-examples 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] Downloading crates ... [INFO] [stderr] Downloaded clap_derive v3.0.0-beta.1 [INFO] [stderr] Downloaded os_str_bytes v2.3.1 [INFO] [stderr] Downloaded mio v0.7.0 [INFO] [stderr] Downloaded crossterm v0.17.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4fb9d1c8b46face91980513ec00db57f2e6d1b579f0d472cde348071c9afb105 [INFO] running `Command { std: "docker" "start" "-a" "4fb9d1c8b46face91980513ec00db57f2e6d1b579f0d472cde348071c9afb105", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fb9d1c8b46face91980513ec00db57f2e6d1b579f0d472cde348071c9afb105", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fb9d1c8b46face91980513ec00db57f2e6d1b579f0d472cde348071c9afb105", kill_on_drop: false }` [INFO] [stdout] 4fb9d1c8b46face91980513ec00db57f2e6d1b579f0d472cde348071c9afb105 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7a186c10a49f3e0d4ea824817a8a7624c1ed8ab8e6ded783b6f7ae1cb56868e2 [INFO] running `Command { std: "docker" "start" "-a" "7a186c10a49f3e0d4ea824817a8a7624c1ed8ab8e6ded783b6f7ae1cb56868e2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking smallvec v1.4.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking mio v0.7.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking os_str_bytes v2.3.1 [INFO] [stderr] Checking crossterm v0.17.6 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Compiling quickcheck_macros v0.9.1 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 [INFO] [stderr] Checking clap v3.0.0-beta.1 [INFO] [stderr] Checking rust-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `sync` is never used [INFO] [stdout] --> src/files/mod.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn sync(src: &str, dest: &str) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `sort` is never used [INFO] [stdout] --> src/sort/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait Sorter { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] 5 | fn sort(&self, arr: &mut [T]) [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MergeSort` is never constructed [INFO] [stdout] --> src/sort/mergesort.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct MergeSort; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `merge` and `merge_sort_helper` are never used [INFO] [stdout] --> src/sort/mergesort.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 5 | impl MergeSort { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] 6 | fn merge(&self, arr: &mut [T], s1: usize, s2: usize, end: usize) [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn merge_sort_helper(&self, arr: &mut [T], start: usize, end: usize) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s [INFO] running `Command { std: "docker" "inspect" "7a186c10a49f3e0d4ea824817a8a7624c1ed8ab8e6ded783b6f7ae1cb56868e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a186c10a49f3e0d4ea824817a8a7624c1ed8ab8e6ded783b6f7ae1cb56868e2", kill_on_drop: false }` [INFO] [stdout] 7a186c10a49f3e0d4ea824817a8a7624c1ed8ab8e6ded783b6f7ae1cb56868e2 [INFO] checking Vui-Chee/rust-examples against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVui-Chee%2Frust-examples" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Vui-Chee/rust-examples 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/Vui-Chee/rust-examples [INFO] finished tweaking git repo https://github.com/Vui-Chee/rust-examples [INFO] tweaked toml for git repo https://github.com/Vui-Chee/rust-examples written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Vui-Chee/rust-examples 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f99702e0cb3a775b0a507ccab23229397e1a1af0f0f0308701311511f8b67143 [INFO] running `Command { std: "docker" "start" "-a" "f99702e0cb3a775b0a507ccab23229397e1a1af0f0f0308701311511f8b67143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f99702e0cb3a775b0a507ccab23229397e1a1af0f0f0308701311511f8b67143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f99702e0cb3a775b0a507ccab23229397e1a1af0f0f0308701311511f8b67143", kill_on_drop: false }` [INFO] [stdout] f99702e0cb3a775b0a507ccab23229397e1a1af0f0f0308701311511f8b67143 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0f5c9c1f68db5074ac3a7ebb705de73989e1fd47dd751fb1a1f781ac653082ae [INFO] running `Command { std: "docker" "start" "-a" "0f5c9c1f68db5074ac3a7ebb705de73989e1fd47dd751fb1a1f781ac653082ae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking smallvec v1.4.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking mio v0.7.0 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking os_str_bytes v2.3.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking crossterm v0.17.6 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossterm-0.17.6/src/event/source/unix.rs:122:29 [INFO] [stdout] | [INFO] [stdout] 122 | / ... match signal as libc::c_int { [INFO] [stdout] 123 | | ... signal_hook::SIGWINCH => { [INFO] [stdout] 124 | | ... // TODO Should we remove tput? [INFO] [stdout] 125 | | ... // [INFO] [stdout] ... | [INFO] [stdout] 136 | | ... _ => unreachable!("Synchronize signal registration & handling"), [INFO] [stdout] 137 | | ... }; [INFO] [stdout] | |_______________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `crossterm` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0f5c9c1f68db5074ac3a7ebb705de73989e1fd47dd751fb1a1f781ac653082ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f5c9c1f68db5074ac3a7ebb705de73989e1fd47dd751fb1a1f781ac653082ae", kill_on_drop: false }` [INFO] [stdout] 0f5c9c1f68db5074ac3a7ebb705de73989e1fd47dd751fb1a1f781ac653082ae