[INFO] fetching crate rustradio 0.3.11...
[INFO] checking rustradio-0.3.11 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate rustradio 0.3.11 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rustradio 0.3.11 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 crates.io crate rustradio 0.3.11
[INFO] finished tweaking crates.io crate rustradio 0.3.11
[INFO] tweaked toml for crates.io crate rustradio 0.3.11 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustradio 0.3.11 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 rtlsdr v0.1.4
[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] 81d0829a99d14067e7a13b9a74a135b1df06eec38ca95d717e26e1ba10d1dd2c
[INFO] running `Command { std: "docker" "start" "-a" "81d0829a99d14067e7a13b9a74a135b1df06eec38ca95d717e26e1ba10d1dd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81d0829a99d14067e7a13b9a74a135b1df06eec38ca95d717e26e1ba10d1dd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d0829a99d14067e7a13b9a74a135b1df06eec38ca95d717e26e1ba10d1dd2c", kill_on_drop: false }`
[INFO] [stdout] 81d0829a99d14067e7a13b9a74a135b1df06eec38ca95d717e26e1ba10d1dd2c
[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] df90443133cbdaf0da02dc969e561dbb1010e8f8d3afe0dce3d34bf0de7da8cd
[INFO] running `Command { std: "docker" "start" "-a" "df90443133cbdaf0da02dc969e561dbb1010e8f8d3afe0dce3d34bf0de7da8cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustix v0.38.19
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking stderrlog v0.5.4
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking rustradio v0.3.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Complex` is imported redundantly
[INFO] [stdout]    --> src/fir.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     use super::*;
[INFO] [stdout]     |         -------- the item `Complex` is already imported here
[INFO] [stdout] 178 |     use crate::tests::assert_almost_equal_complex;
[INFO] [stdout] 179 |     use crate::Complex;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "df90443133cbdaf0da02dc969e561dbb1010e8f8d3afe0dce3d34bf0de7da8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df90443133cbdaf0da02dc969e561dbb1010e8f8d3afe0dce3d34bf0de7da8cd", kill_on_drop: false }`
[INFO] [stdout] df90443133cbdaf0da02dc969e561dbb1010e8f8d3afe0dce3d34bf0de7da8cd
[INFO] checking rustradio-0.3.11 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate rustradio 0.3.11 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rustradio 0.3.11 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 crates.io crate rustradio 0.3.11
[INFO] finished tweaking crates.io crate rustradio 0.3.11
[INFO] tweaked toml for crates.io crate rustradio 0.3.11 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate rustradio 0.3.11 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] a1339b0d64504e1047d3b2462818777b0c18d9f1007700249af253c0d4bc49b3
[INFO] running `Command { std: "docker" "start" "-a" "a1339b0d64504e1047d3b2462818777b0c18d9f1007700249af253c0d4bc49b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1339b0d64504e1047d3b2462818777b0c18d9f1007700249af253c0d4bc49b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1339b0d64504e1047d3b2462818777b0c18d9f1007700249af253c0d4bc49b3", kill_on_drop: false }`
[INFO] [stdout] a1339b0d64504e1047d3b2462818777b0c18d9f1007700249af253c0d4bc49b3
[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] b0740ff2ac64847126e5b84317ad65d6f360a041d10eb601a59eef0b8cf80103
[INFO] running `Command { std: "docker" "start" "-a" "b0740ff2ac64847126e5b84317ad65d6f360a041d10eb601a59eef0b8cf80103", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustix v0.38.19
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ctrlc-3.4.1/src/lib.rs:144:16
[INFO] [stdout]     |
[INFO] [stdout] 144 |         .spawn(move || loop {
[INFO] [stdout]     |          ----- ^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: Send`
[INFO] [stdout] note: required by a bound in `Builder::spawn`
[INFO] [stdout]    --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:381:5
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 144 ~         .spawn(move || -> /* Type */ { loop {
[INFO] [stdout] 145 |             unsafe {
[INFO] [stdout]   ...
[INFO] [stdout] 148 |             user_handler();
[INFO] [stdout] 149 ~         } })
[INFO] [stdout]     |
[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 E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ctrlc` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b0740ff2ac64847126e5b84317ad65d6f360a041d10eb601a59eef0b8cf80103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0740ff2ac64847126e5b84317ad65d6f360a041d10eb601a59eef0b8cf80103", kill_on_drop: false }`
[INFO] [stdout] b0740ff2ac64847126e5b84317ad65d6f360a041d10eb601a59eef0b8cf80103