[INFO] cloning repository https://github.com/cchudant/matmul
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cchudant/matmul" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db6683370612eb6b9be9dd1c1aaf292cdffe6e0e
[INFO] checking cchudant/matmul/db6683370612eb6b9be9dd1c1aaf292cdffe6e0e against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcchudant%2Fmatmul" "/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/cchudant/matmul on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cchudant/matmul
[INFO] finished tweaking git repo https://github.com/cchudant/matmul
[INFO] tweaked toml for git repo https://github.com/cchudant/matmul written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cchudant/matmul 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minijinja v1.0.3
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e97242f933c37831b1cb0617cf051d972b016874ad78506c9e6181d61b174b3
[INFO] running `Command { std: "docker" "start" "-a" "3e97242f933c37831b1cb0617cf051d972b016874ad78506c9e6181d61b174b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e97242f933c37831b1cb0617cf051d972b016874ad78506c9e6181d61b174b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e97242f933c37831b1cb0617cf051d972b016874ad78506c9e6181d61b174b3", kill_on_drop: false }`
[INFO] [stdout] 3e97242f933c37831b1cb0617cf051d972b016874ad78506c9e6181d61b174b3
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac30441290dfaa91111c5b88f03ad3a8e13a958f7300a8dbe69f5b6d27a0cf6
[INFO] running `Command { std: "docker" "start" "-a" "4ac30441290dfaa91111c5b88f03ad3a8e13a958f7300a8dbe69f5b6d27a0cf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitfield v0.14.0
[INFO] [stderr]    Compiling minijinja v1.0.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking proptest v1.2.0
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stderr]    Compiling test_attn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.13s
[INFO] running `Command { std: "docker" "inspect" "4ac30441290dfaa91111c5b88f03ad3a8e13a958f7300a8dbe69f5b6d27a0cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac30441290dfaa91111c5b88f03ad3a8e13a958f7300a8dbe69f5b6d27a0cf6", kill_on_drop: false }`
[INFO] [stdout] 4ac30441290dfaa91111c5b88f03ad3a8e13a958f7300a8dbe69f5b6d27a0cf6