[INFO] cloning repository https://github.com/thara/my-utils [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thara/my-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmy-utils", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmy-utils'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 224316fbbae5b8516f3a364ae1ed41ca54bc6620 [INFO] checking thara/my-utils against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmy-utils" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thara/my-utils 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/thara/my-utils [INFO] finished tweaking git repo https://github.com/thara/my-utils [INFO] tweaked toml for git repo https://github.com/thara/my-utils written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/thara/my-utils 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 lazy_static v1.0.0 [INFO] [stderr] Downloaded cfg-if v0.1.2 [INFO] [stderr] Downloaded rustc-demangle v0.1.7 [INFO] [stderr] Downloaded backtrace v0.3.5 [INFO] [stderr] Downloaded error-chain v0.11.0 [INFO] [stderr] Downloaded aho-corasick v0.6.4 [INFO] [stderr] Downloaded cc v1.0.7 [INFO] [stderr] Downloaded regex-syntax v0.5.3 [INFO] [stderr] Downloaded regex v0.2.9 [INFO] [stderr] Downloaded libc v0.2.39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7a287d5dc7cdc9bc993ea51aef0143bbc2aae41880272dc871c0f25b105e19e6 [INFO] running `Command { std: "docker" "start" "-a" "7a287d5dc7cdc9bc993ea51aef0143bbc2aae41880272dc871c0f25b105e19e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a287d5dc7cdc9bc993ea51aef0143bbc2aae41880272dc871c0f25b105e19e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a287d5dc7cdc9bc993ea51aef0143bbc2aae41880272dc871c0f25b105e19e6", kill_on_drop: false }` [INFO] [stdout] 7a287d5dc7cdc9bc993ea51aef0143bbc2aae41880272dc871c0f25b105e19e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bf74fd3dfb3b9d77e27ec296866aef991ab2a528523f63a1e57849e611b688db [INFO] running `Command { std: "docker" "start" "-a" "bf74fd3dfb3b9d77e27ec296866aef991ab2a528523f63a1e57849e611b688db", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Compiling cc v1.0.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Compiling regex v0.2.9 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking regex-syntax v0.5.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking my-utils v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:136:22 [INFO] [stdout] | [INFO] [stdout] 136 | for entry in try!(fs::read_dir(dir)) { [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/bin/cpp-dependency-lookup.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | let entry = try!(entry); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | try!(visit_dirs(&path, cb, out)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:136:22 [INFO] [stdout] | [INFO] [stdout] 136 | for entry in try!(fs::read_dir(dir)) { [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/bin/cpp-dependency-lookup.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | let entry = try!(entry); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | try!(visit_dirs(&path, cb, out)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | / lazy_static! { [INFO] [stdout] 63 | | static ref RE: Regex = Regex::new("\"(.*)\"").unwrap(); [INFO] [stdout] 64 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / error_chain!{ [INFO] [stdout] 19 | | foreign_links { [INFO] [stdout] 20 | | Io(::std::io::Error); [INFO] [stdout] 21 | | } [INFO] [stdout] 22 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:62:17 [INFO] [stdout] | [INFO] [stdout] 62 | / lazy_static! { [INFO] [stdout] 63 | | static ref RE: Regex = Regex::new("\"(.*)\"").unwrap(); [INFO] [stdout] 64 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / error_chain!{ [INFO] [stdout] 19 | | foreign_links { [INFO] [stdout] 20 | | Io(::std::io::Error); [INFO] [stdout] 21 | | } [INFO] [stdout] 22 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / error_chain!{ [INFO] [stdout] 19 | | foreign_links { [INFO] [stdout] 20 | | Io(::std::io::Error); [INFO] [stdout] 21 | | } [INFO] [stdout] 22 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/bin/cpp-dependency-lookup.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / error_chain!{ [INFO] [stdout] 19 | | foreign_links { [INFO] [stdout] 20 | | Io(::std::io::Error); [INFO] [stdout] 21 | | } [INFO] [stdout] 22 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [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 6.72s [INFO] running `Command { std: "docker" "inspect" "bf74fd3dfb3b9d77e27ec296866aef991ab2a528523f63a1e57849e611b688db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf74fd3dfb3b9d77e27ec296866aef991ab2a528523f63a1e57849e611b688db", kill_on_drop: false }` [INFO] [stdout] bf74fd3dfb3b9d77e27ec296866aef991ab2a528523f63a1e57849e611b688db [INFO] checking thara/my-utils against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthara%2Fmy-utils" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thara/my-utils 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/thara/my-utils [INFO] finished tweaking git repo https://github.com/thara/my-utils [INFO] tweaked toml for git repo https://github.com/thara/my-utils written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/thara/my-utils 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5e9f527384bf5276ae1d3f00a9076b1066c4b0f967277ce3b265c5d51752e4a9 [INFO] running `Command { std: "docker" "start" "-a" "5e9f527384bf5276ae1d3f00a9076b1066c4b0f967277ce3b265c5d51752e4a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e9f527384bf5276ae1d3f00a9076b1066c4b0f967277ce3b265c5d51752e4a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e9f527384bf5276ae1d3f00a9076b1066c4b0f967277ce3b265c5d51752e4a9", kill_on_drop: false }` [INFO] [stdout] 5e9f527384bf5276ae1d3f00a9076b1066c4b0f967277ce3b265c5d51752e4a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e75241ba7a947ec626e5cc1dcdb065d912d1b6151ba87e15e93d4c88ea2dd330 [INFO] running `Command { std: "docker" "start" "-a" "e75241ba7a947ec626e5cc1dcdb065d912d1b6151ba87e15e93d4c88ea2dd330", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Compiling cc v1.0.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Compiling regex v0.2.9 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking regex-syntax v0.5.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.9/src/exec.rs:751:13 [INFO] [stdout] | [INFO] [stdout] 751 | / match dfa::Fsm::reverse( [INFO] [stdout] 752 | | &self.ro.dfa_reverse, [INFO] [stdout] 753 | | self.cache, [INFO] [stdout] 754 | | false, [INFO] [stdout] ... | [INFO] [stdout] 761 | | Quit => return Some(Quit), [INFO] [stdout] 762 | | }; [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" "e75241ba7a947ec626e5cc1dcdb065d912d1b6151ba87e15e93d4c88ea2dd330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e75241ba7a947ec626e5cc1dcdb065d912d1b6151ba87e15e93d4c88ea2dd330", kill_on_drop: false }` [INFO] [stdout] e75241ba7a947ec626e5cc1dcdb065d912d1b6151ba87e15e93d4c88ea2dd330