[INFO] cloning repository https://github.com/poteresting/robo-halloween
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/poteresting/robo-halloween" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoteresting%2Frobo-halloween", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoteresting%2Frobo-halloween'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb2a5748a044801d0b64054f77f4e4e6f108e675
[INFO] checking poteresting/robo-halloween against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoteresting%2Frobo-halloween" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/poteresting/robo-halloween on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/poteresting/robo-halloween
[INFO] finished tweaking git repo https://github.com/poteresting/robo-halloween
[INFO] tweaked toml for git repo https://github.com/poteresting/robo-halloween written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/poteresting/robo-halloween 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2fb8836729a0d0a0ccfdf6cf4a13521e27bee7f323e6b25639e65dc36e0acba
[INFO] running `Command { std: "docker" "start" "-a" "c2fb8836729a0d0a0ccfdf6cf4a13521e27bee7f323e6b25639e65dc36e0acba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2fb8836729a0d0a0ccfdf6cf4a13521e27bee7f323e6b25639e65dc36e0acba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2fb8836729a0d0a0ccfdf6cf4a13521e27bee7f323e6b25639e65dc36e0acba", kill_on_drop: false }`
[INFO] [stdout] c2fb8836729a0d0a0ccfdf6cf4a13521e27bee7f323e6b25639e65dc36e0acba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b985e6202a3fdb72b6e5efc3aa583f758e3b58cb62cd111b96f07e77348af1b7
[INFO] running `Command { std: "docker" "start" "-a" "b985e6202a3fdb72b6e5efc3aa583f758e3b58cb62cd111b96f07e77348af1b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling cpal v0.15.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking hound v3.5.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking symphonia-core v0.5.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking symphonia-metadata v0.5.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]     Checking alsa v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking symphonia v0.5.3
[INFO] [stderr]     Checking rodio v0.17.1
[INFO] [stderr]     Checking robo-halloween v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "b985e6202a3fdb72b6e5efc3aa583f758e3b58cb62cd111b96f07e77348af1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b985e6202a3fdb72b6e5efc3aa583f758e3b58cb62cd111b96f07e77348af1b7", kill_on_drop: false }`
[INFO] [stdout] b985e6202a3fdb72b6e5efc3aa583f758e3b58cb62cd111b96f07e77348af1b7
[INFO] checking poteresting/robo-halloween against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpoteresting%2Frobo-halloween" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/poteresting/robo-halloween on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/poteresting/robo-halloween
[INFO] finished tweaking git repo https://github.com/poteresting/robo-halloween
[INFO] tweaked toml for git repo https://github.com/poteresting/robo-halloween written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/poteresting/robo-halloween 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d67480e4f8a8c50a2250bcd10dda5d7724cd752347637479c1c7a53c91a28587
[INFO] running `Command { std: "docker" "start" "-a" "d67480e4f8a8c50a2250bcd10dda5d7724cd752347637479c1c7a53c91a28587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d67480e4f8a8c50a2250bcd10dda5d7724cd752347637479c1c7a53c91a28587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67480e4f8a8c50a2250bcd10dda5d7724cd752347637479c1c7a53c91a28587", kill_on_drop: false }`
[INFO] [stdout] d67480e4f8a8c50a2250bcd10dda5d7724cd752347637479c1c7a53c91a28587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e1309ffbc8542e1f6292f376c3e05d592c6eed04eed67e160cd0a3ec0ebf233
[INFO] running `Command { std: "docker" "start" "-a" "1e1309ffbc8542e1f6292f376c3e05d592c6eed04eed67e160cd0a3ec0ebf233", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling cpal v0.15.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking hound v3.5.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking symphonia-core v0.5.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking symphonia-metadata v0.5.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking alsa v0.7.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking symphonia v0.5.3
[INFO] [stderr]     Checking rodio v0.17.1
[INFO] [stderr]     Checking robo-halloween v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.45s
[INFO] running `Command { std: "docker" "inspect" "1e1309ffbc8542e1f6292f376c3e05d592c6eed04eed67e160cd0a3ec0ebf233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1309ffbc8542e1f6292f376c3e05d592c6eed04eed67e160cd0a3ec0ebf233", kill_on_drop: false }`
[INFO] [stdout] 1e1309ffbc8542e1f6292f376c3e05d592c6eed04eed67e160cd0a3ec0ebf233