[INFO] fetching crate grizzly 0.0.5... [INFO] checking grizzly-0.0.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate grizzly 0.0.5 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate grizzly 0.0.5 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 crates.io crate grizzly 0.0.5 [INFO] finished tweaking crates.io crate grizzly 0.0.5 [INFO] tweaked toml for crates.io crate grizzly 0.0.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate grizzly 0.0.5 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ucd-util v0.1.3 [INFO] [stderr] Downloaded sqlite v0.24.0 [INFO] [stderr] Downloaded redox_syscall v0.1.51 [INFO] [stderr] Downloaded utf8-ranges v1.0.2 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded colored v1.7.0 [INFO] [stderr] Downloaded cc v1.0.31 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded regex-syntax v0.6.5 [INFO] [stderr] Downloaded libc v0.2.50 [INFO] [stderr] Downloaded regex v1.1.2 [INFO] [stderr] Downloaded sqlite3-src v0.2.10 [INFO] [stderr] Downloaded naivebayes v0.1.2 [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] 7f08c3f7ee4ebf2502752a0ab160007016e902ebc60d753d93aafdc1bf9d86b6 [INFO] running `Command { std: "docker" "start" "-a" "7f08c3f7ee4ebf2502752a0ab160007016e902ebc60d753d93aafdc1bf9d86b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f08c3f7ee4ebf2502752a0ab160007016e902ebc60d753d93aafdc1bf9d86b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f08c3f7ee4ebf2502752a0ab160007016e902ebc60d753d93aafdc1bf9d86b6", kill_on_drop: false }` [INFO] [stdout] 7f08c3f7ee4ebf2502752a0ab160007016e902ebc60d753d93aafdc1bf9d86b6 [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] 060fd27d6d0d5faf21f4657a2ac36bedf6829e4d71f4daebabf373e1353a176b [INFO] running `Command { std: "docker" "start" "-a" "060fd27d6d0d5faf21f4657a2ac36bedf6829e4d71f4daebabf373e1353a176b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling cc v1.0.31 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling regex v1.1.2 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking naivebayes v0.1.2 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Compiling sqlite3-src v0.2.10 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking sqlite3-sys v0.12.0 [INFO] [stderr] Checking sqlite v0.24.0 [INFO] [stderr] Checking grizzly v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:51:21 [INFO] [stdout] | [INFO] [stdout] 51 | let home = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:51:21 [INFO] [stdout] | [INFO] [stdout] 51 | let home = env::home_dir().unwrap().to_str().unwrap().to_string(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DuplicateNote` is never constructed [INFO] [stdout] --> src/main.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | struct DuplicateNote { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct SimpleNote { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 30 | title: String, [INFO] [stdout] 31 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/main.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct SimpleNoteWithTags { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 36 | title: String, [INFO] [stdout] 37 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id`, `identifier`, and `tags` are never read [INFO] [stdout] --> src/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Note { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 43 | title: String, [INFO] [stdout] 44 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] 45 | identifier: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 46 | tags: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DuplicateNote` is never constructed [INFO] [stdout] --> src/main.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | struct DuplicateNote { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/main.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct SimpleNote { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 30 | title: String, [INFO] [stdout] 31 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/main.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct SimpleNoteWithTags { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 36 | title: String, [INFO] [stdout] 37 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id`, `identifier`, and `tags` are never read [INFO] [stdout] --> src/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 42 | pub struct Note { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 43 | title: String, [INFO] [stdout] 44 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] 45 | identifier: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 46 | tags: String, [INFO] [stdout] | ^^^^ [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` profile [unoptimized + debuginfo] target(s) in 3.94s [INFO] running `Command { std: "docker" "inspect" "060fd27d6d0d5faf21f4657a2ac36bedf6829e4d71f4daebabf373e1353a176b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "060fd27d6d0d5faf21f4657a2ac36bedf6829e4d71f4daebabf373e1353a176b", kill_on_drop: false }` [INFO] [stdout] 060fd27d6d0d5faf21f4657a2ac36bedf6829e4d71f4daebabf373e1353a176b [INFO] checking grizzly-0.0.5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate grizzly 0.0.5 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate grizzly 0.0.5 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 crates.io crate grizzly 0.0.5 [INFO] finished tweaking crates.io crate grizzly 0.0.5 [INFO] tweaked toml for crates.io crate grizzly 0.0.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate grizzly 0.0.5 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] [stderr] Blocking waiting for file lock on package cache [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] 7341800ddc6516e499e9316fdb817e3f6046ad0bf988e815fd9e421d7e9d95bf [INFO] running `Command { std: "docker" "start" "-a" "7341800ddc6516e499e9316fdb817e3f6046ad0bf988e815fd9e421d7e9d95bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7341800ddc6516e499e9316fdb817e3f6046ad0bf988e815fd9e421d7e9d95bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7341800ddc6516e499e9316fdb817e3f6046ad0bf988e815fd9e421d7e9d95bf", kill_on_drop: false }` [INFO] [stdout] 7341800ddc6516e499e9316fdb817e3f6046ad0bf988e815fd9e421d7e9d95bf [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] 2c10df055301a99aa7d675c7d1baaf2202cd1d75819fc64cf2fe20b9a4a9ddda [INFO] running `Command { std: "docker" "start" "-a" "2c10df055301a99aa7d675c7d1baaf2202cd1d75819fc64cf2fe20b9a4a9ddda", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling cc v1.0.31 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling regex v1.1.2 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking naivebayes v0.1.2 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling sqlite3-src v0.2.10 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking sqlite3-sys v0.12.0 [INFO] [stderr] Checking sqlite v0.24.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.1.2/src/exec.rs:755:13 [INFO] [stdout] | [INFO] [stdout] 755 | / match dfa::Fsm::reverse( [INFO] [stdout] 756 | | &self.ro.dfa_reverse, [INFO] [stdout] 757 | | self.cache, [INFO] [stdout] 758 | | false, [INFO] [stdout] ... | [INFO] [stdout] 769 | | Quit => return Some(Quit), [INFO] [stdout] 770 | | }; [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" "2c10df055301a99aa7d675c7d1baaf2202cd1d75819fc64cf2fe20b9a4a9ddda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c10df055301a99aa7d675c7d1baaf2202cd1d75819fc64cf2fe20b9a4a9ddda", kill_on_drop: false }` [INFO] [stdout] 2c10df055301a99aa7d675c7d1baaf2202cd1d75819fc64cf2fe20b9a4a9ddda