[INFO] cloning repository https://github.com/iantabolt/sey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iantabolt/sey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiantabolt%2Fsey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiantabolt%2Fsey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f74597a471a9fa36cf4404959732531145458515 [INFO] checking iantabolt/sey against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiantabolt%2Fsey" "/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/iantabolt/sey 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/iantabolt/sey [INFO] finished tweaking git repo https://github.com/iantabolt/sey [INFO] tweaked toml for git repo https://github.com/iantabolt/sey written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/iantabolt/sey 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 grep-matcher v0.1.2 [INFO] [stderr] Downloaded grep v0.2.4 [INFO] [stderr] Downloaded regex-automata v0.1.6 [INFO] [stderr] Downloaded bytecount v0.5.1 [INFO] [stderr] Downloaded encoding_rs_io v0.1.6 [INFO] [stderr] Downloaded grep-cli v0.1.2 [INFO] [stderr] Downloaded globset v0.4.3 [INFO] [stderr] Downloaded proc-macro2 v0.4.29 [INFO] [stderr] Downloaded grep-regex v0.1.3 [INFO] [stderr] Downloaded grep-searcher v0.1.4 [INFO] [stderr] Downloaded grep-printer v0.1.2 [INFO] [stderr] Downloaded syn v0.15.33 [INFO] [stderr] Downloaded bstr v0.1.2 [INFO] [stderr] Downloaded encoding_rs v0.8.17 [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] e987e32d0a86e54237cde3e13de6ef5fc1d29215646ae980739bacfdb2544bae [INFO] running `Command { std: "docker" "start" "-a" "e987e32d0a86e54237cde3e13de6ef5fc1d29215646ae980739bacfdb2544bae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e987e32d0a86e54237cde3e13de6ef5fc1d29215646ae980739bacfdb2544bae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e987e32d0a86e54237cde3e13de6ef5fc1d29215646ae980739bacfdb2544bae", kill_on_drop: false }` [INFO] [stdout] e987e32d0a86e54237cde3e13de6ef5fc1d29215646ae980739bacfdb2544bae [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] e5d7e0167196b929e300d947cb837fac0f4f9a4704dba954d3423770d10e5fc6 [INFO] running `Command { std: "docker" "start" "-a" "e5d7e0167196b929e300d947cb837fac0f4f9a4704dba954d3423770d10e5fc6", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Checking bytecount v0.5.1 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking regex-automata v0.1.6 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking grep-matcher v0.1.2 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking bstr v0.1.2 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking encoding_rs_io v0.1.6 [INFO] [stderr] Checking grep-searcher v0.1.4 [INFO] [stderr] Checking globset v0.4.3 [INFO] [stderr] Checking grep-regex v0.1.3 [INFO] [stderr] Checking grep-cli v0.1.2 [INFO] [stderr] Compiling serde_derive v1.0.91 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking grep-printer v0.1.2 [INFO] [stderr] Checking grep v0.2.4 [INFO] [stderr] Checking sey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | fn try_main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn try_main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | fn try_main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 | fn try_main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:35:83 [INFO] [stdout] | [INFO] [stdout] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:35:83 [INFO] [stdout] | [INFO] [stdout] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `replacement` [INFO] [stdout] --> src/main.rs:35:26 [INFO] [stdout] | [INFO] [stdout] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replacement` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `replacement` [INFO] [stdout] --> src/main.rs:35:26 [INFO] [stdout] | [INFO] [stdout] 35 | fn search(pattern: &str, replacement: &str, paths: &[OsString]) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replacement` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.11s [INFO] running `Command { std: "docker" "inspect" "e5d7e0167196b929e300d947cb837fac0f4f9a4704dba954d3423770d10e5fc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5d7e0167196b929e300d947cb837fac0f4f9a4704dba954d3423770d10e5fc6", kill_on_drop: false }` [INFO] [stdout] e5d7e0167196b929e300d947cb837fac0f4f9a4704dba954d3423770d10e5fc6 [INFO] checking iantabolt/sey against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiantabolt%2Fsey" "/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/iantabolt/sey 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/iantabolt/sey [INFO] finished tweaking git repo https://github.com/iantabolt/sey [INFO] tweaked toml for git repo https://github.com/iantabolt/sey written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iantabolt/sey 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] 2c3d1f4a9b76bfc0898e4d41ea0f07c5ce70ebf66610df613a2d730a42030092 [INFO] running `Command { std: "docker" "start" "-a" "2c3d1f4a9b76bfc0898e4d41ea0f07c5ce70ebf66610df613a2d730a42030092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c3d1f4a9b76bfc0898e4d41ea0f07c5ce70ebf66610df613a2d730a42030092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c3d1f4a9b76bfc0898e4d41ea0f07c5ce70ebf66610df613a2d730a42030092", kill_on_drop: false }` [INFO] [stdout] 2c3d1f4a9b76bfc0898e4d41ea0f07c5ce70ebf66610df613a2d730a42030092 [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] 28fdf369e577afc447928a57cfefc4f398a3ca1475138086c28aaaff45757fad [INFO] running `Command { std: "docker" "start" "-a" "28fdf369e577afc447928a57cfefc4f398a3ca1475138086c28aaaff45757fad", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking bytecount v0.5.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking grep-matcher v0.1.2 [INFO] [stderr] Checking regex-automata v0.1.6 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking bstr v0.1.2 [INFO] [stderr] Checking encoding_rs_io v0.1.6 [INFO] [stderr] Checking grep-searcher v0.1.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.1.6/src/exec.rs:797:13 [INFO] [stdout] | [INFO] [stdout] 797 | / match dfa::Fsm::reverse( [INFO] [stdout] 798 | | &self.ro.dfa_reverse, [INFO] [stdout] 799 | | self.cache, [INFO] [stdout] 800 | | false, [INFO] [stdout] ... | [INFO] [stdout] 811 | | Quit => return Some(Quit), [INFO] [stdout] 812 | | }; [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" "28fdf369e577afc447928a57cfefc4f398a3ca1475138086c28aaaff45757fad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28fdf369e577afc447928a57cfefc4f398a3ca1475138086c28aaaff45757fad", kill_on_drop: false }` [INFO] [stdout] 28fdf369e577afc447928a57cfefc4f398a3ca1475138086c28aaaff45757fad