[INFO] cloning repository https://github.com/iasonliu/invaders
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iasonliu/invaders" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiasonliu%2Finvaders", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiasonliu%2Finvaders'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22207f957df7f7c0635c85b1bd9dd9ff5e4870a3
[INFO] checking iasonliu/invaders against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiasonliu%2Finvaders" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iasonliu/invaders 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/iasonliu/invaders
[INFO] finished tweaking git repo https://github.com/iasonliu/invaders
[INFO] tweaked toml for git repo https://github.com/iasonliu/invaders written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/iasonliu/invaders 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty_audio v1.2.1
[INFO] [stderr]   Downloaded rusty_time v0.11.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bdba301dbf54f36a827c6a74b2643ab85819b2c91812405a3cac7746ae036a33
[INFO] running `Command { std: "docker" "start" "-a" "bdba301dbf54f36a827c6a74b2643ab85819b2c91812405a3cac7746ae036a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdba301dbf54f36a827c6a74b2643ab85819b2c91812405a3cac7746ae036a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdba301dbf54f36a827c6a74b2643ab85819b2c91812405a3cac7746ae036a33", kill_on_drop: false }`
[INFO] [stdout] bdba301dbf54f36a827c6a74b2643ab85819b2c91812405a3cac7746ae036a33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b050741201b1b0489d6e7b1d5d374eeb2323ae7bc1192b0283b3b43a3c89cbc6
[INFO] running `Command { std: "docker" "start" "-a" "b050741201b1b0489d6e7b1d5d374eeb2323ae7bc1192b0283b3b43a3c89cbc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking rusty_time v0.11.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]     Checking rodio v0.13.1
[INFO] [stderr]     Checking rusty_audio v1.2.1
[INFO] [stderr]     Checking invaders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.46s
[INFO] running `Command { std: "docker" "inspect" "b050741201b1b0489d6e7b1d5d374eeb2323ae7bc1192b0283b3b43a3c89cbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b050741201b1b0489d6e7b1d5d374eeb2323ae7bc1192b0283b3b43a3c89cbc6", kill_on_drop: false }`
[INFO] [stdout] b050741201b1b0489d6e7b1d5d374eeb2323ae7bc1192b0283b3b43a3c89cbc6
[INFO] checking iasonliu/invaders against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiasonliu%2Finvaders" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iasonliu/invaders 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/iasonliu/invaders
[INFO] finished tweaking git repo https://github.com/iasonliu/invaders
[INFO] tweaked toml for git repo https://github.com/iasonliu/invaders written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/iasonliu/invaders 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 25735e66f97f097b2a26d591b0d292181fb3ade250ecc0c0c0c0fd71e96e27c8
[INFO] running `Command { std: "docker" "start" "-a" "25735e66f97f097b2a26d591b0d292181fb3ade250ecc0c0c0c0fd71e96e27c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25735e66f97f097b2a26d591b0d292181fb3ade250ecc0c0c0c0fd71e96e27c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25735e66f97f097b2a26d591b0d292181fb3ade250ecc0c0c0c0fd71e96e27c8", kill_on_drop: false }`
[INFO] [stdout] 25735e66f97f097b2a26d591b0d292181fb3ade250ecc0c0c0c0fd71e96e27c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3fdf7cd497298a95bed7a41792027dc2b14b71cd6aa7358d8d2b7b689b2694b0
[INFO] running `Command { std: "docker" "start" "-a" "3fdf7cd497298a95bed7a41792027dc2b14b71cd6aa7358d8d2b7b689b2694b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking rusty_time v0.11.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]     Checking rodio v0.13.1
[INFO] [stderr]     Checking rusty_audio v1.2.1
[INFO] [stderr]     Checking invaders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "3fdf7cd497298a95bed7a41792027dc2b14b71cd6aa7358d8d2b7b689b2694b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdf7cd497298a95bed7a41792027dc2b14b71cd6aa7358d8d2b7b689b2694b0", kill_on_drop: false }`
[INFO] [stdout] 3fdf7cd497298a95bed7a41792027dc2b14b71cd6aa7358d8d2b7b689b2694b0