[INFO] cloning repository https://github.com/mpnri/matrix_product
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mpnri/matrix_product" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpnri%2Fmatrix_product", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpnri%2Fmatrix_product'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2524b5c1e29a647c061ff611bf0f136554095415
[INFO] checking mpnri/matrix_product against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpnri%2Fmatrix_product" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mpnri/matrix_product 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/mpnri/matrix_product
[INFO] finished tweaking git repo https://github.com/mpnri/matrix_product
[INFO] tweaked toml for git repo https://github.com/mpnri/matrix_product written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mpnri/matrix_product 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 state v0.5.3
[INFO] [stderr]   Downloaded equivalent v1.0.0
[INFO] [stderr]   Downloaded devise v0.4.1
[INFO] [stderr]   Downloaded devise_codegen v0.4.1
[INFO] [stderr]   Downloaded serde_spanned v0.6.3
[INFO] [stderr]   Downloaded toml_datetime v0.6.3
[INFO] [stderr]   Downloaded pear_codegen v0.2.4
[INFO] [stderr]   Downloaded binascii v0.1.4
[INFO] [stderr]   Downloaded inlinable_string v0.1.15
[INFO] [stderr]   Downloaded stable-pattern v0.1.0
[INFO] [stderr]   Downloaded devise_core v0.4.1
[INFO] [stderr]   Downloaded ubyte v0.10.3
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.16
[INFO] [stderr]   Downloaded ref-cast v1.0.16
[INFO] [stderr]   Downloaded proc-macro2-diagnostics v0.10.0
[INFO] [stderr]   Downloaded atomic v0.5.3
[INFO] [stderr]   Downloaded toml v0.7.5
[INFO] [stderr]   Downloaded rocket_codegen v0.5.0-rc.3
[INFO] [stderr]   Downloaded winnow v0.4.7
[INFO] [stderr]   Downloaded toml_edit v0.19.11
[INFO] [stderr]   Downloaded tokio v1.29.0
[INFO] [stderr]   Downloaded figment v0.10.10
[INFO] [stderr]   Downloaded rocket_http v0.5.0-rc.3
[INFO] [stderr]   Downloaded time v0.3.22
[INFO] [stderr]   Downloaded rocket v0.5.0-rc.3
[INFO] [stderr]   Downloaded h2 v0.3.20
[INFO] [stderr]   Downloaded pear v0.2.4
[INFO] [stderr]   Downloaded uncased v0.9.9
[INFO] [stderr]   Downloaded tempfile v3.6.0
[INFO] [stderr]   Downloaded time-macros v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 37658c398e95142ea52d1dd0c348720adda9820f802912c4c96cb40314dc48ec
[INFO] running `Command { std: "docker" "start" "-a" "37658c398e95142ea52d1dd0c348720adda9820f802912c4c96cb40314dc48ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37658c398e95142ea52d1dd0c348720adda9820f802912c4c96cb40314dc48ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37658c398e95142ea52d1dd0c348720adda9820f802912c4c96cb40314dc48ec", kill_on_drop: false }`
[INFO] [stdout] 37658c398e95142ea52d1dd0c348720adda9820f802912c4c96cb40314dc48ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9e2268a0fe61cea5a27aec2ceb72bb7680a2acec710d1cb55d9f909b64ac04d3
[INFO] running `Command { std: "docker" "start" "-a" "9e2268a0fe61cea5a27aec2ceb72bb7680a2acec710d1cb55d9f909b64ac04d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.0
[INFO] [stderr]    Compiling tokio v1.29.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling ref-cast v1.0.16
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling uncased v0.9.9
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling inlinable_string v0.1.15
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking winnow v0.4.7
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling figment v0.10.10
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling state v0.5.3
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]    Compiling rocket v0.5.0-rc.3
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling time v0.3.22
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling devise_core v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pear_codegen v0.2.4
[INFO] [stderr]    Compiling ref-cast-impl v1.0.16
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling devise_codegen v0.4.1
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]    Compiling pear v0.2.4
[INFO] [stderr]    Compiling devise v0.4.1
[INFO] [stderr]    Compiling rocket_http v0.5.0-rc.3
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-rc.3
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking ubyte v0.10.3
[INFO] [stderr]     Checking toml_edit v0.19.11
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking toml v0.7.5
[INFO] [stderr]     Checking matrix_product v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.30s
[INFO] running `Command { std: "docker" "inspect" "9e2268a0fe61cea5a27aec2ceb72bb7680a2acec710d1cb55d9f909b64ac04d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2268a0fe61cea5a27aec2ceb72bb7680a2acec710d1cb55d9f909b64ac04d3", kill_on_drop: false }`
[INFO] [stdout] 9e2268a0fe61cea5a27aec2ceb72bb7680a2acec710d1cb55d9f909b64ac04d3