[INFO] cloning repository https://github.com/tbu-/chatread [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tbu-/chatread" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbu-%2Fchatread", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbu-%2Fchatread'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 878f5917640d8105102049676935138923713e5a [INFO] checking tbu-/chatread against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbu-%2Fchatread" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tbu-/chatread 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/tbu-/chatread [INFO] finished tweaking git repo https://github.com/tbu-/chatread [INFO] tweaked toml for git repo https://github.com/tbu-/chatread written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tbu-/chatread 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 lazycell v0.6.0 [INFO] [stderr] Downloaded mac v0.0.2 [INFO] [stderr] Downloaded slab v0.4.1 [INFO] [stderr] Downloaded log v0.4.4 [INFO] [stderr] Downloaded arrayvec v0.3.25 [INFO] [stderr] Downloaded cc v1.0.23 [INFO] [stderr] Downloaded mio v0.6.15 [INFO] [stderr] Downloaded nix v0.11.0 [INFO] [stderr] Downloaded buffer v0.1.8 [INFO] [stderr] Downloaded memchr v2.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 32a65027859f1340e3b522a4c18fa85e01fccc050d870bd0a84f03aa7e430973 [INFO] running `Command { std: "docker" "start" "-a" "32a65027859f1340e3b522a4c18fa85e01fccc050d870bd0a84f03aa7e430973", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32a65027859f1340e3b522a4c18fa85e01fccc050d870bd0a84f03aa7e430973", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32a65027859f1340e3b522a4c18fa85e01fccc050d870bd0a84f03aa7e430973", kill_on_drop: false }` [INFO] [stdout] 32a65027859f1340e3b522a4c18fa85e01fccc050d870bd0a84f03aa7e430973 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9ac3dbbcadfb5db8765185b478470a5c8a6d4e49f0e1947c3438d698f67268ab [INFO] running `Command { std: "docker" "start" "-a" "9ac3dbbcadfb5db8765185b478470a5c8a6d4e49f0e1947c3438d698f67268ab", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking odds v0.2.26 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling readline-sys v0.0.1 (/opt/rustwide/workdir/sys) [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking mac v0.0.2 [INFO] [stderr] Checking log v0.4.4 [INFO] [stderr] Checking arrayvec v0.3.25 [INFO] [stderr] Checking buffer v0.1.8 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking memchr v2.0.2 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking chatread v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:279:23 [INFO] [stdout] | [INFO] [stdout] 279 | if ALREADY_SET_UP.compare_and_swap(false, true, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:279:23 [INFO] [stdout] | [INFO] [stdout] 279 | if ALREADY_SET_UP.compare_and_swap(false, true, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:344:17 [INFO] [stdout] | [INFO] [stdout] 344 | if !RUNNING.compare_and_swap(true, false, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:344:17 [INFO] [stdout] | [INFO] [stdout] 344 | if !RUNNING.compare_and_swap(true, false, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | Nix(nix::Error), [INFO] [stdout] | --- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 44 | Nix(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | Nix(nix::Error), [INFO] [stdout] | --- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 44 | Nix(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | Std(io::Error), [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 45 | Std(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `e` and `operation` are never read [INFO] [stdout] --> src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct Error { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 50 | e: ErrorType, [INFO] [stdout] | ^ [INFO] [stdout] 51 | operation: &'static str, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | Std(io::Error), [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 45 | Std(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `e` and `operation` are never read [INFO] [stdout] --> src/lib.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct Error { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 50 | e: ErrorType, [INFO] [stdout] | ^ [INFO] [stdout] 51 | operation: &'static str, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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 2.06s [INFO] running `Command { std: "docker" "inspect" "9ac3dbbcadfb5db8765185b478470a5c8a6d4e49f0e1947c3438d698f67268ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ac3dbbcadfb5db8765185b478470a5c8a6d4e49f0e1947c3438d698f67268ab", kill_on_drop: false }` [INFO] [stdout] 9ac3dbbcadfb5db8765185b478470a5c8a6d4e49f0e1947c3438d698f67268ab [INFO] checking tbu-/chatread against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbu-%2Fchatread" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tbu-/chatread 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/tbu-/chatread [INFO] finished tweaking git repo https://github.com/tbu-/chatread [INFO] tweaked toml for git repo https://github.com/tbu-/chatread written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tbu-/chatread 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 19fef85f8cdaef383ddc76c2826ad33f39c4169cd0ac6df0316cb87d963ce7f9 [INFO] running `Command { std: "docker" "start" "-a" "19fef85f8cdaef383ddc76c2826ad33f39c4169cd0ac6df0316cb87d963ce7f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19fef85f8cdaef383ddc76c2826ad33f39c4169cd0ac6df0316cb87d963ce7f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19fef85f8cdaef383ddc76c2826ad33f39c4169cd0ac6df0316cb87d963ce7f9", kill_on_drop: false }` [INFO] [stdout] 19fef85f8cdaef383ddc76c2826ad33f39c4169cd0ac6df0316cb87d963ce7f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 076e1e146426e430d77605817dcd89af714aeb3f5c6679202f0f1fbe2d2d80b1 [INFO] running `Command { std: "docker" "start" "-a" "076e1e146426e430d77605817dcd89af714aeb3f5c6679202f0f1fbe2d2d80b1", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking odds v0.2.26 [INFO] [stderr] Compiling readline-sys v0.0.1 (/opt/rustwide/workdir/sys) [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking mac v0.0.2 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking log v0.4.4 [INFO] [stderr] Checking arrayvec v0.3.25 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking memchr v2.0.2 [INFO] [stderr] Checking buffer v0.1.8 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.6.15/src/poll.rs:2065:13 [INFO] [stdout] | [INFO] [stdout] 2065 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [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 `mio` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "076e1e146426e430d77605817dcd89af714aeb3f5c6679202f0f1fbe2d2d80b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "076e1e146426e430d77605817dcd89af714aeb3f5c6679202f0f1fbe2d2d80b1", kill_on_drop: false }` [INFO] [stdout] 076e1e146426e430d77605817dcd89af714aeb3f5c6679202f0f1fbe2d2d80b1