[INFO] cloning repository https://github.com/cyborg42/bio-nn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyborg42/bio-nn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyborg42%2Fbio-nn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyborg42%2Fbio-nn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae75fcb02483dcdff2691c4b8faecb5eab25ed19
[INFO] checking cyborg42/bio-nn against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyborg42%2Fbio-nn" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyborg42/bio-nn 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/cyborg42/bio-nn
[INFO] finished tweaking git repo https://github.com/cyborg42/bio-nn
[INFO] tweaked toml for git repo https://github.com/cyborg42/bio-nn written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cyborg42/bio-nn 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9487e9a5109c12bb09268abdaccc35963eb1176a70f9c46f665e46d912a7e9e4
[INFO] running `Command { std: "docker" "start" "-a" "9487e9a5109c12bb09268abdaccc35963eb1176a70f9c46f665e46d912a7e9e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9487e9a5109c12bb09268abdaccc35963eb1176a70f9c46f665e46d912a7e9e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9487e9a5109c12bb09268abdaccc35963eb1176a70f9c46f665e46d912a7e9e4", kill_on_drop: false }`
[INFO] [stdout] 9487e9a5109c12bb09268abdaccc35963eb1176a70f9c46f665e46d912a7e9e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 801aa1acc7ffdad17722d14f013fedae1f05ddfb0da6ceba7f2b070652205743
[INFO] running `Command { std: "docker" "start" "-a" "801aa1acc7ffdad17722d14f013fedae1f05ddfb0da6ceba7f2b070652205743", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking bio-nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "801aa1acc7ffdad17722d14f013fedae1f05ddfb0da6ceba7f2b070652205743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801aa1acc7ffdad17722d14f013fedae1f05ddfb0da6ceba7f2b070652205743", kill_on_drop: false }`
[INFO] [stdout] 801aa1acc7ffdad17722d14f013fedae1f05ddfb0da6ceba7f2b070652205743
[INFO] checking cyborg42/bio-nn against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyborg42%2Fbio-nn" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyborg42/bio-nn 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/cyborg42/bio-nn
[INFO] finished tweaking git repo https://github.com/cyborg42/bio-nn
[INFO] tweaked toml for git repo https://github.com/cyborg42/bio-nn written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cyborg42/bio-nn 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e6cbff2d376ef6a6872e211ca60fa37a944106597d7bb56a63530929f2de397a
[INFO] running `Command { std: "docker" "start" "-a" "e6cbff2d376ef6a6872e211ca60fa37a944106597d7bb56a63530929f2de397a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6cbff2d376ef6a6872e211ca60fa37a944106597d7bb56a63530929f2de397a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6cbff2d376ef6a6872e211ca60fa37a944106597d7bb56a63530929f2de397a", kill_on_drop: false }`
[INFO] [stdout] e6cbff2d376ef6a6872e211ca60fa37a944106597d7bb56a63530929f2de397a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2494c797f127102d0fc401b39b51d12d47bb4785b4b321ec7fabf417ec7d26fd
[INFO] running `Command { std: "docker" "start" "-a" "2494c797f127102d0fc401b39b51d12d47bb4785b4b321ec7fabf417ec7d26fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking bio-nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "2494c797f127102d0fc401b39b51d12d47bb4785b4b321ec7fabf417ec7d26fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2494c797f127102d0fc401b39b51d12d47bb4785b4b321ec7fabf417ec7d26fd", kill_on_drop: false }`
[INFO] [stdout] 2494c797f127102d0fc401b39b51d12d47bb4785b4b321ec7fabf417ec7d26fd