[INFO] cloning repository https://github.com/bcmaia/rusty_wave
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bcmaia/rusty_wave" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcmaia%2Frusty_wave", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcmaia%2Frusty_wave'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3e938bcd9c84fd640d48992103eb7ca6122c4c0
[INFO] checking bcmaia/rusty_wave against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcmaia%2Frusty_wave" "/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/bcmaia/rusty_wave 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/bcmaia/rusty_wave
[INFO] finished tweaking git repo https://github.com/bcmaia/rusty_wave
[INFO] tweaked toml for git repo https://github.com/bcmaia/rusty_wave written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bcmaia/rusty_wave 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 memoffset v0.8.0
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.3
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded signal-hook v0.3.15
[INFO] [stderr]   Downloaded rayon-core v1.11.0
[INFO] [stderr]   Downloaded crossterm v0.26.1
[INFO] [stderr]   Downloaded rayon v1.7.0
[INFO] [stderr]   Downloaded libc v0.2.142
[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] 28c60ab0f8cbbb8efb04c7a6960853b592c1265503d77b1171056f9c0e98c242
[INFO] running `Command { std: "docker" "start" "-a" "28c60ab0f8cbbb8efb04c7a6960853b592c1265503d77b1171056f9c0e98c242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28c60ab0f8cbbb8efb04c7a6960853b592c1265503d77b1171056f9c0e98c242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28c60ab0f8cbbb8efb04c7a6960853b592c1265503d77b1171056f9c0e98c242", kill_on_drop: false }`
[INFO] [stdout] 28c60ab0f8cbbb8efb04c7a6960853b592c1265503d77b1171056f9c0e98c242
[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] 9c74901e32d4a0f296cba487f1c00d61078026d6c0b690504e1a30b94b8295e7
[INFO] running `Command { std: "docker" "start" "-a" "9c74901e32d4a0f296cba487f1c00d61078026d6c0b690504e1a30b94b8295e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking rusty_wave v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "9c74901e32d4a0f296cba487f1c00d61078026d6c0b690504e1a30b94b8295e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c74901e32d4a0f296cba487f1c00d61078026d6c0b690504e1a30b94b8295e7", kill_on_drop: false }`
[INFO] [stdout] 9c74901e32d4a0f296cba487f1c00d61078026d6c0b690504e1a30b94b8295e7
[INFO] checking bcmaia/rusty_wave against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcmaia%2Frusty_wave" "/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/bcmaia/rusty_wave 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/bcmaia/rusty_wave
[INFO] finished tweaking git repo https://github.com/bcmaia/rusty_wave
[INFO] tweaked toml for git repo https://github.com/bcmaia/rusty_wave written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bcmaia/rusty_wave 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] 3f24c2cde73b2f702e65c995de5bb74c813e54adea06834a75e69eb1a3607f20
[INFO] running `Command { std: "docker" "start" "-a" "3f24c2cde73b2f702e65c995de5bb74c813e54adea06834a75e69eb1a3607f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f24c2cde73b2f702e65c995de5bb74c813e54adea06834a75e69eb1a3607f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f24c2cde73b2f702e65c995de5bb74c813e54adea06834a75e69eb1a3607f20", kill_on_drop: false }`
[INFO] [stdout] 3f24c2cde73b2f702e65c995de5bb74c813e54adea06834a75e69eb1a3607f20
[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] 1d9e9353a2ee8c27bdad469ca3e91d38b71a96cea05a73f2f63e9277b11dc0f5
[INFO] running `Command { std: "docker" "start" "-a" "1d9e9353a2ee8c27bdad469ca3e91d38b71a96cea05a73f2f63e9277b11dc0f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.15/src/sync/parker.rs:371:25
[INFO] [stdout]     |
[INFO] [stdout] 371 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 372 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 373 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 374 | |                         };
[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 `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1d9e9353a2ee8c27bdad469ca3e91d38b71a96cea05a73f2f63e9277b11dc0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9e9353a2ee8c27bdad469ca3e91d38b71a96cea05a73f2f63e9277b11dc0f5", kill_on_drop: false }`
[INFO] [stdout] 1d9e9353a2ee8c27bdad469ca3e91d38b71a96cea05a73f2f63e9277b11dc0f5