[INFO] cloning repository https://github.com/Trainjumper1/rusty_matrix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Trainjumper1/rusty_matrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrainjumper1%2Frusty_matrix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrainjumper1%2Frusty_matrix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07ace65c2cdd8b36c5188ed50184282c2136c34b
[INFO] checking Trainjumper1/rusty_matrix against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrainjumper1%2Frusty_matrix" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Trainjumper1/rusty_matrix 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/Trainjumper1/rusty_matrix
[INFO] finished tweaking git repo https://github.com/Trainjumper1/rusty_matrix
[INFO] tweaked toml for git repo https://github.com/Trainjumper1/rusty_matrix written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Trainjumper1/rusty_matrix 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8c8bedb225154633a2d3b0e97974389889e210919482fd1d7b7c29f434590fc3
[INFO] running `Command { std: "docker" "start" "-a" "8c8bedb225154633a2d3b0e97974389889e210919482fd1d7b7c29f434590fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c8bedb225154633a2d3b0e97974389889e210919482fd1d7b7c29f434590fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c8bedb225154633a2d3b0e97974389889e210919482fd1d7b7c29f434590fc3", kill_on_drop: false }`
[INFO] [stdout] 8c8bedb225154633a2d3b0e97974389889e210919482fd1d7b7c29f434590fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b5963cd3a55def9bb0f96bfd5c966f510686dcb8a2253ca5e0a67b5fe8f01f1d
[INFO] running `Command { std: "docker" "start" "-a" "b5963cd3a55def9bb0f96bfd5c966f510686dcb8a2253ca5e0a67b5fe8f01f1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling minifb v0.25.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]     Checking xcursor v0.3.5
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking functions v0.1.0 (/opt/rustwide/workdir/training/chapter-3/functions)
[INFO] [stderr]     Checking data-types v0.1.0 (/opt/rustwide/workdir/training/chapter-3/data-types)
[INFO] [stderr]     Checking hello_cargo v0.1.0 (/opt/rustwide/workdir/training/chapter-1/hello_cargo)
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir/training/chapter-2/guessing_game)
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking hyper v1.1.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking rusty_matrix v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr]     Checking special v0.1.0 (/opt/rustwide/workdir/extra/special)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.69s
[INFO] running `Command { std: "docker" "inspect" "b5963cd3a55def9bb0f96bfd5c966f510686dcb8a2253ca5e0a67b5fe8f01f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5963cd3a55def9bb0f96bfd5c966f510686dcb8a2253ca5e0a67b5fe8f01f1d", kill_on_drop: false }`
[INFO] [stdout] b5963cd3a55def9bb0f96bfd5c966f510686dcb8a2253ca5e0a67b5fe8f01f1d