[INFO] cloning repository https://github.com/miro662/swt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miro662/swt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiro662%2Fswt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiro662%2Fswt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8a48953cb04a99d15ae74c93879c3cabfdeb3d87 [INFO] checking miro662/swt against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiro662%2Fswt" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/miro662/swt 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/miro662/swt [INFO] finished tweaking git repo https://github.com/miro662/swt [INFO] tweaked toml for git repo https://github.com/miro662/swt written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/miro662/swt 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 term_size v0.1.1 [INFO] [stderr] Downloaded regex-syntax v0.3.3 [INFO] [stderr] Downloaded clap v2.10.4 [INFO] [stderr] Downloaded regex v0.1.71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c03b42bbc34d7efd2f1021b82831ae95fe6cf65ee8563ac928dfe60a9ba81e63 [INFO] running `Command { std: "docker" "start" "-a" "c03b42bbc34d7efd2f1021b82831ae95fe6cf65ee8563ac928dfe60a9ba81e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c03b42bbc34d7efd2f1021b82831ae95fe6cf65ee8563ac928dfe60a9ba81e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c03b42bbc34d7efd2f1021b82831ae95fe6cf65ee8563ac928dfe60a9ba81e63", kill_on_drop: false }` [INFO] [stdout] c03b42bbc34d7efd2f1021b82831ae95fe6cf65ee8563ac928dfe60a9ba81e63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0b8948260578c983c9fb76109aa2474cec147a82cb73011cfc8deb70abb22092 [INFO] running `Command { std: "docker" "start" "-a" "0b8948260578c983c9fb76109aa2474cec147a82cb73011cfc8deb70abb22092", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.13 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.7 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking unicode-segmentation v0.1.3 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking ansi_term v0.8.0 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.3 [INFO] [stderr] Checking ansi_term v0.7.5 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking term_size v0.1.1 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking clap v2.10.4 [INFO] [stderr] Checking aho-corasick v0.5.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.6 [INFO] [stderr] Checking regex v0.1.71 [INFO] [stderr] Checking swt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/word.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | let f = try!(File::open(file)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/word.rs:193:24 [INFO] [stdout] | [INFO] [stdout] 193 | let line = try!(line); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | 'main: loop { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | 'choose: loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/word.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | let f = try!(File::open(file)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/word.rs:193:24 [INFO] [stdout] | [INFO] [stdout] 193 | let line = try!(line); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | 'main: loop { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | 'choose: loop { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/word.rs:65:17 [INFO] [stdout] | [INFO] [stdout] 65 | let mut result = false; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/word.rs:65:17 [INFO] [stdout] | [INFO] [stdout] 65 | let mut result = false; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/word.rs:209:17 [INFO] [stdout] | [INFO] [stdout] 209 | &basic_words.push(word.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 209 | let _ = &basic_words.push(word.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/word.rs:209:17 [INFO] [stdout] | [INFO] [stdout] 209 | &basic_words.push(word.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 209 | let _ = &basic_words.push(word.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "0b8948260578c983c9fb76109aa2474cec147a82cb73011cfc8deb70abb22092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b8948260578c983c9fb76109aa2474cec147a82cb73011cfc8deb70abb22092", kill_on_drop: false }` [INFO] [stdout] 0b8948260578c983c9fb76109aa2474cec147a82cb73011cfc8deb70abb22092 [INFO] checking miro662/swt against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiro662%2Fswt" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/miro662/swt 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/miro662/swt [INFO] finished tweaking git repo https://github.com/miro662/swt [INFO] tweaked toml for git repo https://github.com/miro662/swt written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/miro662/swt 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 32a714c285ff871896d54a9c6bb8811bc6fe7ac8775cf4e2d85d417ca9ee086f [INFO] running `Command { std: "docker" "start" "-a" "32a714c285ff871896d54a9c6bb8811bc6fe7ac8775cf4e2d85d417ca9ee086f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32a714c285ff871896d54a9c6bb8811bc6fe7ac8775cf4e2d85d417ca9ee086f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32a714c285ff871896d54a9c6bb8811bc6fe7ac8775cf4e2d85d417ca9ee086f", kill_on_drop: false }` [INFO] [stdout] 32a714c285ff871896d54a9c6bb8811bc6fe7ac8775cf4e2d85d417ca9ee086f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 15d78a36dfd59875a9049204ae72172a5a73ee9d0381aa178bd111cf21ab128c [INFO] running `Command { std: "docker" "start" "-a" "15d78a36dfd59875a9049204ae72172a5a73ee9d0381aa178bd111cf21ab128c", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.13 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.7 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking ansi_term v0.8.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking regex-syntax v0.3.3 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking unicode-segmentation v0.1.3 [INFO] [stderr] Checking ansi_term v0.7.5 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking term_size v0.1.1 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking clap v2.10.4 [INFO] [stderr] Checking aho-corasick v0.5.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.6 [INFO] [stderr] Checking regex v0.1.71 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.1.71/src/exec.rs:711:13 [INFO] [stdout] | [INFO] [stdout] 711 | / match dfa::Fsm::reverse( [INFO] [stdout] 712 | | &self.ro.dfa_reverse, [INFO] [stdout] 713 | | &self.cache, [INFO] [stdout] 714 | | false, [INFO] [stdout] ... | [INFO] [stdout] 721 | | Quit => return Some(Quit), [INFO] [stdout] 722 | | }; [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 `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "15d78a36dfd59875a9049204ae72172a5a73ee9d0381aa178bd111cf21ab128c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15d78a36dfd59875a9049204ae72172a5a73ee9d0381aa178bd111cf21ab128c", kill_on_drop: false }` [INFO] [stdout] 15d78a36dfd59875a9049204ae72172a5a73ee9d0381aa178bd111cf21ab128c