[INFO] cloning repository https://github.com/nooberfsh/heartbeat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nooberfsh/heartbeat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnooberfsh%2Fheartbeat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnooberfsh%2Fheartbeat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9686d1313fe68c709f5016741308075d0da2c605 [INFO] checking nooberfsh/heartbeat against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnooberfsh%2Fheartbeat" "/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/nooberfsh/heartbeat 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/nooberfsh/heartbeat [INFO] finished tweaking git repo https://github.com/nooberfsh/heartbeat [INFO] tweaked toml for git repo https://github.com/nooberfsh/heartbeat written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nooberfsh/heartbeat 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 tokio-core v0.1.10 [INFO] [stderr] Downloaded scoped-tls v0.1.0 [INFO] [stderr] Downloaded iovec v0.1.1 [INFO] [stderr] Downloaded net2 v0.2.31 [INFO] [stderr] Downloaded bytes v0.4.5 [INFO] [stderr] Downloaded lazycell v0.5.1 [INFO] [stderr] Downloaded futures v0.1.17 [INFO] [stderr] Downloaded tokio-io v0.1.3 [INFO] [stderr] Downloaded mio v0.6.11 [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] 9673bfa9d79ebe51347d5fd806bfa8554693c4d1133efffde27008c4475b06e8 [INFO] running `Command { std: "docker" "start" "-a" "9673bfa9d79ebe51347d5fd806bfa8554693c4d1133efffde27008c4475b06e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9673bfa9d79ebe51347d5fd806bfa8554693c4d1133efffde27008c4475b06e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9673bfa9d79ebe51347d5fd806bfa8554693c4d1133efffde27008c4475b06e8", kill_on_drop: false }` [INFO] [stdout] 9673bfa9d79ebe51347d5fd806bfa8554693c4d1133efffde27008c4475b06e8 [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] f729c5f9c31a0677cd6f40281522ca1afb3473c76d336dc312439ea72561646a [INFO] running `Command { std: "docker" "start" "-a" "f729c5f9c31a0677cd6f40281522ca1afb3473c76d336dc312439ea72561646a", kill_on_drop: false }` [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking futures v0.1.17 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking mio v0.6.11 [INFO] [stderr] Checking tokio-io v0.1.3 [INFO] [stderr] Checking tokio-core v0.1.10 [INFO] [stderr] Checking test-tokio v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio_io::AsyncRead` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use tokio_io::AsyncRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio_io::AsyncRead` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use tokio_io::AsyncRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `conns_num` is never used [INFO] [stdout] --> src/main.rs:103:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl Server { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | fn conns_num(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `conns_num` is never used [INFO] [stdout] --> src/main.rs:103:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl Server { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | fn conns_num(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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 1.08s [INFO] running `Command { std: "docker" "inspect" "f729c5f9c31a0677cd6f40281522ca1afb3473c76d336dc312439ea72561646a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f729c5f9c31a0677cd6f40281522ca1afb3473c76d336dc312439ea72561646a", kill_on_drop: false }` [INFO] [stdout] f729c5f9c31a0677cd6f40281522ca1afb3473c76d336dc312439ea72561646a [INFO] checking nooberfsh/heartbeat against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnooberfsh%2Fheartbeat" "/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/nooberfsh/heartbeat 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/nooberfsh/heartbeat [INFO] finished tweaking git repo https://github.com/nooberfsh/heartbeat [INFO] tweaked toml for git repo https://github.com/nooberfsh/heartbeat written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nooberfsh/heartbeat 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] 9ccc076ed312fa54005b212278479e10e05396114c5013a0330cb78e0150f5af [INFO] running `Command { std: "docker" "start" "-a" "9ccc076ed312fa54005b212278479e10e05396114c5013a0330cb78e0150f5af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ccc076ed312fa54005b212278479e10e05396114c5013a0330cb78e0150f5af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ccc076ed312fa54005b212278479e10e05396114c5013a0330cb78e0150f5af", kill_on_drop: false }` [INFO] [stdout] 9ccc076ed312fa54005b212278479e10e05396114c5013a0330cb78e0150f5af [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] ae2c4df2a6e8b79123b22d0463901ee44160b0a430d53dc62374e5b919b0773b [INFO] running `Command { std: "docker" "start" "-a" "ae2c4df2a6e8b79123b22d0463901ee44160b0a430d53dc62374e5b919b0773b", kill_on_drop: false }` [INFO] [stderr] Checking iovec v0.1.1 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking futures v0.1.17 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking net2 v0.2.31 [INFO] [stderr] Checking bytes v0.4.5 [INFO] [stderr] Checking mio v0.6.11 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-0.4.5/src/bytes.rs:1986:21 [INFO] [stdout] | [INFO] [stdout] 1986 | panic!(); // TODO: abort [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bytes` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mio-0.6.11/src/poll.rs:2035:13 [INFO] [stdout] | [INFO] [stdout] 2035 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$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] running `Command { std: "docker" "inspect" "ae2c4df2a6e8b79123b22d0463901ee44160b0a430d53dc62374e5b919b0773b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae2c4df2a6e8b79123b22d0463901ee44160b0a430d53dc62374e5b919b0773b", kill_on_drop: false }` [INFO] [stdout] ae2c4df2a6e8b79123b22d0463901ee44160b0a430d53dc62374e5b919b0773b