[INFO] fetching crate leastsquares 0.1.0...
[INFO] testing leastsquares-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate leastsquares 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate leastsquares 0.1.0
[INFO] finished tweaking crates.io crate leastsquares 0.1.0
[INFO] tweaked toml for crates.io crate leastsquares 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate leastsquares 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 353fa6b4a3f8a10c6f3d34348a4abadbf7981905517188cf2a54359c7d524d6d
[INFO] running `Command { std: "docker" "start" "-a" "353fa6b4a3f8a10c6f3d34348a4abadbf7981905517188cf2a54359c7d524d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "353fa6b4a3f8a10c6f3d34348a4abadbf7981905517188cf2a54359c7d524d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "353fa6b4a3f8a10c6f3d34348a4abadbf7981905517188cf2a54359c7d524d6d", kill_on_drop: false }`
[INFO] [stdout] 353fa6b4a3f8a10c6f3d34348a4abadbf7981905517188cf2a54359c7d524d6d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4dab2a912acf12f057cdc2d2978a5f0d54ea60cdb15cbe28e93eb933676df50
[INFO] running `Command { std: "docker" "start" "-a" "b4dab2a912acf12f057cdc2d2978a5f0d54ea60cdb15cbe28e93eb933676df50", kill_on_drop: false }`
[INFO] [stderr]    Compiling leastsquares v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "b4dab2a912acf12f057cdc2d2978a5f0d54ea60cdb15cbe28e93eb933676df50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4dab2a912acf12f057cdc2d2978a5f0d54ea60cdb15cbe28e93eb933676df50", kill_on_drop: false }`
[INFO] [stdout] b4dab2a912acf12f057cdc2d2978a5f0d54ea60cdb15cbe28e93eb933676df50
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0d89a2f8bf14c85bcc334d6806a5cee4ce8dc3e43c1f1f86b20afc5b7e049ac
[INFO] running `Command { std: "docker" "start" "-a" "e0d89a2f8bf14c85bcc334d6806a5cee4ce8dc3e43c1f1f86b20afc5b7e049ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling leastsquares v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `tests`
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | mod tests;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `tests`, create file "src/tests.rs" or "src/tests/mod.rs"
[INFO] [stdout]    = note: if there is a `mod tests` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leastsquares` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e0d89a2f8bf14c85bcc334d6806a5cee4ce8dc3e43c1f1f86b20afc5b7e049ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d89a2f8bf14c85bcc334d6806a5cee4ce8dc3e43c1f1f86b20afc5b7e049ac", kill_on_drop: false }`
[INFO] [stdout] e0d89a2f8bf14c85bcc334d6806a5cee4ce8dc3e43c1f1f86b20afc5b7e049ac