[INFO] cloning repository https://github.com/greyblake/cargo-testify
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/greyblake/cargo-testify" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreyblake%2Fcargo-testify", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreyblake%2Fcargo-testify'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a613fb0630d0fa8956c903b304772eb0cc6521d7
[INFO] checking greyblake/cargo-testify against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreyblake%2Fcargo-testify" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/greyblake/cargo-testify 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/greyblake/cargo-testify
[INFO] finished tweaking git repo https://github.com/greyblake/cargo-testify
[INFO] tweaked toml for git repo https://github.com/greyblake/cargo-testify written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/greyblake/cargo-testify 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 structopt v0.2.10
[INFO] [stderr]   Downloaded structopt-derive v0.2.10
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.0
[INFO] [stderr]   Downloaded fsevent-sys v0.1.6
[INFO] [stderr]   Downloaded objc_id v0.1.0
[INFO] [stderr]   Downloaded textwrap v0.7.0
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded notify-rust v3.4.2
[INFO] [stderr]   Downloaded fsevent v0.2.16
[INFO] [stderr]   Downloaded mac-notification-sys v0.1.3
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded filetime v0.1.10
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded inotify v0.2.3
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.12
[INFO] [stderr]   Downloaded libc v0.2.30
[INFO] [stderr]   Downloaded clap v2.26.0
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded dbus v0.4.1
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded miow v0.1.5
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded walkdir v0.1.8
[INFO] [stderr]   Downloaded notify v2.6.3
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded time v0.1.38
[INFO] [stderr]   Downloaded gcc v0.3.53
[INFO] [stderr]   Downloaded dbghelp-sys v0.2.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded backtrace v0.3.2
[INFO] [stderr]   Downloaded objc v0.2.2
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8ae6c5f5dabb058f4fae37f980c891e9a42f8611208471ae38467d7b83d604cf
[INFO] running `Command { std: "docker" "start" "-a" "8ae6c5f5dabb058f4fae37f980c891e9a42f8611208471ae38467d7b83d604cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ae6c5f5dabb058f4fae37f980c891e9a42f8611208471ae38467d7b83d604cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae6c5f5dabb058f4fae37f980c891e9a42f8611208471ae38467d7b83d604cf", kill_on_drop: false }`
[INFO] [stdout] 8ae6c5f5dabb058f4fae37f980c891e9a42f8611208471ae38467d7b83d604cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d57ad03070312bcc5aa481c10365062210a982a4309f536f2f8faa06fa0ace4d
[INFO] running `Command { std: "docker" "start" "-a" "d57ad03070312bcc5aa481c10365062210a982a4309f536f2f8faa06fa0ace4d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling dbus v0.4.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking filetime v0.1.10
[INFO] [stderr]     Checking inotify v0.2.3
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking notify v2.6.3
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking backtrace v0.3.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking notify-rust v3.4.2
[INFO] [stderr]     Checking cargo-testify v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "d57ad03070312bcc5aa481c10365062210a982a4309f536f2f8faa06fa0ace4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57ad03070312bcc5aa481c10365062210a982a4309f536f2f8faa06fa0ace4d", kill_on_drop: false }`
[INFO] [stdout] d57ad03070312bcc5aa481c10365062210a982a4309f536f2f8faa06fa0ace4d
[INFO] checking greyblake/cargo-testify against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgreyblake%2Fcargo-testify" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/greyblake/cargo-testify 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/greyblake/cargo-testify
[INFO] finished tweaking git repo https://github.com/greyblake/cargo-testify
[INFO] tweaked toml for git repo https://github.com/greyblake/cargo-testify written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/greyblake/cargo-testify 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b9ea3ba4453c7533dd46724a74f1849d3b0b05d37fe1719117119c4e42248b3c
[INFO] running `Command { std: "docker" "start" "-a" "b9ea3ba4453c7533dd46724a74f1849d3b0b05d37fe1719117119c4e42248b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9ea3ba4453c7533dd46724a74f1849d3b0b05d37fe1719117119c4e42248b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ea3ba4453c7533dd46724a74f1849d3b0b05d37fe1719117119c4e42248b3c", kill_on_drop: false }`
[INFO] [stdout] b9ea3ba4453c7533dd46724a74f1849d3b0b05d37fe1719117119c4e42248b3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 49c3979b3279ad331db2aece26395c85e7fdbc3b0efbc5fd000e5854278064e3
[INFO] running `Command { std: "docker" "start" "-a" "49c3979b3279ad331db2aece26395c85e7fdbc3b0efbc5fd000e5854278064e3", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling dbus v0.4.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking inotify v0.2.3
[INFO] [stderr]     Checking filetime v0.1.10
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.2/src/exec.rs:738:13
[INFO] [stdout]     |
[INFO] [stdout] 738 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 739 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 740 | |                 &self.cache,
[INFO] [stdout] 741 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 748 | |                 Quit => return Some(Quit),
[INFO] [stdout] 749 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mio v0.5.1
[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" "49c3979b3279ad331db2aece26395c85e7fdbc3b0efbc5fd000e5854278064e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c3979b3279ad331db2aece26395c85e7fdbc3b0efbc5fd000e5854278064e3", kill_on_drop: false }`
[INFO] [stdout] 49c3979b3279ad331db2aece26395c85e7fdbc3b0efbc5fd000e5854278064e3