[INFO] cloning repository https://github.com/michaelSink/Rust-multivariate-linear-regression [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelSink/Rust-multivariate-linear-regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmichaelSink%2FRust-multivariate-linear-regression", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmichaelSink%2FRust-multivariate-linear-regression'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85b0c17c896d0e4e989d15764cb2f944e3e692df [INFO] checking michaelSink/Rust-multivariate-linear-regression against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmichaelSink%2FRust-multivariate-linear-regression" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/michaelSink/Rust-multivariate-linear-regression on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/michaelSink/Rust-multivariate-linear-regression [INFO] finished tweaking git repo https://github.com/michaelSink/Rust-multivariate-linear-regression [INFO] tweaked toml for git repo https://github.com/michaelSink/Rust-multivariate-linear-regression written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/michaelSink/Rust-multivariate-linear-regression 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded matrixmultiply v0.3.1 [INFO] [stderr] Downloaded nalgebra v0.26.2 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 302fe31fec8bbf2701b1af35da1c9fa619c867da3d5c02be0448d9c007201168 [INFO] running `Command { std: "docker" "start" "-a" "302fe31fec8bbf2701b1af35da1c9fa619c867da3d5c02be0448d9c007201168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "302fe31fec8bbf2701b1af35da1c9fa619c867da3d5c02be0448d9c007201168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "302fe31fec8bbf2701b1af35da1c9fa619c867da3d5c02be0448d9c007201168", kill_on_drop: false }` [INFO] [stdout] 302fe31fec8bbf2701b1af35da1c9fa619c867da3d5c02be0448d9c007201168 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d683afa34d1b4ed0b4b7f230330dcd1442181a554b4a8a4ff96fd60ef36fb4d [INFO] running `Command { std: "docker" "start" "-a" "0d683afa34d1b4ed0b4b7f230330dcd1442181a554b4a8a4ff96fd60ef36fb4d", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking matrixmultiply v0.3.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking simba v0.4.0 [INFO] [stderr] Checking nalgebra v0.26.2 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking multivariate-linear-regression v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `multivariate_linear_regression` [INFO] [stdout] --> src/main.rs:60:2 [INFO] [stdout] | [INFO] [stdout] 60 | } [INFO] [stdout] | ^ consider adding a `main` function to `src/main.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `multivariate-linear-regression` (bin "multivariate-linear-regression") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "0d683afa34d1b4ed0b4b7f230330dcd1442181a554b4a8a4ff96fd60ef36fb4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d683afa34d1b4ed0b4b7f230330dcd1442181a554b4a8a4ff96fd60ef36fb4d", kill_on_drop: false }` [INFO] [stdout] 0d683afa34d1b4ed0b4b7f230330dcd1442181a554b4a8a4ff96fd60ef36fb4d [INFO] checking michaelSink/Rust-multivariate-linear-regression against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmichaelSink%2FRust-multivariate-linear-regression" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/michaelSink/Rust-multivariate-linear-regression on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/michaelSink/Rust-multivariate-linear-regression [INFO] finished tweaking git repo https://github.com/michaelSink/Rust-multivariate-linear-regression [INFO] tweaked toml for git repo https://github.com/michaelSink/Rust-multivariate-linear-regression written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/michaelSink/Rust-multivariate-linear-regression 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 696309726c5c2c86a362d0ba6d759422a9779a0e2b8089b718c6c378a4da4beb [INFO] running `Command { std: "docker" "start" "-a" "696309726c5c2c86a362d0ba6d759422a9779a0e2b8089b718c6c378a4da4beb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "696309726c5c2c86a362d0ba6d759422a9779a0e2b8089b718c6c378a4da4beb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "696309726c5c2c86a362d0ba6d759422a9779a0e2b8089b718c6c378a4da4beb", kill_on_drop: false }` [INFO] [stdout] 696309726c5c2c86a362d0ba6d759422a9779a0e2b8089b718c6c378a4da4beb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a47727d1741fd79036675a10a70d123ecdd5dde202b5180fc65c5a1b095f52e [INFO] running `Command { std: "docker" "start" "-a" "0a47727d1741fd79036675a10a70d123ecdd5dde202b5180fc65c5a1b095f52e", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "0a47727d1741fd79036675a10a70d123ecdd5dde202b5180fc65c5a1b095f52e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a47727d1741fd79036675a10a70d123ecdd5dde202b5180fc65c5a1b095f52e", kill_on_drop: false }` [INFO] [stdout] 0a47727d1741fd79036675a10a70d123ecdd5dde202b5180fc65c5a1b095f52e