[INFO] cloning repository https://github.com/cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcypriansakwa%2FLagrange_Interpolation_Polynomial_from_Given_Points_in_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcypriansakwa%2FLagrange_Interpolation_Polynomial_from_Given_Points_in_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e14b6a517b60be0019619e26058d206e1e9bfdaf [INFO] checking cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust against try#8384de5d92dd9b1c0b67caa5c1c1b11bf606490f for pr-146300 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcypriansakwa%2FLagrange_Interpolation_Polynomial_from_Given_Points_in_Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust [INFO] finished tweaking git repo https://github.com/cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust [INFO] tweaked toml for git repo https://github.com/cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust on toolchain 8384de5d92dd9b1c0b67caa5c1c1b11bf606490f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cypriansakwa/Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust 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" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6ae3046c9fc7e1bb32a849f3f3a41cac3ac5ff1e494303d907f5075b60cd36b3 [INFO] running `Command { std: "docker" "start" "-a" "6ae3046c9fc7e1bb32a849f3f3a41cac3ac5ff1e494303d907f5075b60cd36b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ae3046c9fc7e1bb32a849f3f3a41cac3ac5ff1e494303d907f5075b60cd36b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ae3046c9fc7e1bb32a849f3f3a41cac3ac5ff1e494303d907f5075b60cd36b3", kill_on_drop: false }` [INFO] [stdout] 6ae3046c9fc7e1bb32a849f3f3a41cac3ac5ff1e494303d907f5075b60cd36b3 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5b7b87e1b680bcccc406da9876f1cb0b62144ece2f3ac1ef86c64100608a3cb [INFO] running `Command { std: "docker" "start" "-a" "c5b7b87e1b680bcccc406da9876f1cb0b62144ece2f3ac1ef86c64100608a3cb", kill_on_drop: false }` [INFO] [stderr] Checking Lagrange_Interpolation_Polynomial_from_Given_Points_in_Rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "c5b7b87e1b680bcccc406da9876f1cb0b62144ece2f3ac1ef86c64100608a3cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5b7b87e1b680bcccc406da9876f1cb0b62144ece2f3ac1ef86c64100608a3cb", kill_on_drop: false }` [INFO] [stdout] c5b7b87e1b680bcccc406da9876f1cb0b62144ece2f3ac1ef86c64100608a3cb