[INFO] cloning repository https://github.com/davidbegin/rust-guessing-game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidbegin/rust-guessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbegin%2Frust-guessing-game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbegin%2Frust-guessing-game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f3970f30e5c9dc705cf30bb305ab149943074797 [INFO] checking davidbegin/rust-guessing-game/f3970f30e5c9dc705cf30bb305ab149943074797 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidbegin%2Frust-guessing-game" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidbegin/rust-guessing-game on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidbegin/rust-guessing-game [INFO] finished tweaking git repo https://github.com/davidbegin/rust-guessing-game [INFO] tweaked toml for git repo https://github.com/davidbegin/rust-guessing-game written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/davidbegin/rust-guessing-game 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.1.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 428ac8bc976985963cf82214d49d38e233200228e59a9a45190ff42ead5171a9 [INFO] running `Command { std: "docker" "start" "-a" "428ac8bc976985963cf82214d49d38e233200228e59a9a45190ff42ead5171a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "428ac8bc976985963cf82214d49d38e233200228e59a9a45190ff42ead5171a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "428ac8bc976985963cf82214d49d38e233200228e59a9a45190ff42ead5171a9", kill_on_drop: false }` [INFO] [stdout] 428ac8bc976985963cf82214d49d38e233200228e59a9a45190ff42ead5171a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8825b1994b8efcdacd276bbed41900d1d29bccce78eeb4419381e85898f86b8 [INFO] running `Command { std: "docker" "start" "-a" "d8825b1994b8efcdacd276bbed41900d1d29bccce78eeb4419381e85898f86b8", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.1.7 [INFO] [stderr] Checking rand v0.3.8 [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.3.8/src/distributions/range.rs:83:50 [INFO] [stdout] | [INFO] [stdout] 83 | fn construct_range(low: Self, high: Self) -> Range; [INFO] [stdout] | ^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] note: required by an implicit `Sized` bound in `range::Range` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.3.8/src/distributions/range.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Range { [INFO] [stdout] | ^ required by the implicit `Sized` requirement on this type parameter in `Range` [INFO] [stdout] help: you could relax the implicit `Sized` bound on `X` if it were used through indirection like `&X` or `Box` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.3.8/src/distributions/range.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Range { [INFO] [stdout] | ^ this could be changed to `X: ?Sized`... [INFO] [stdout] 51 | low: X, [INFO] [stdout] | - ...if indirection were used here: `Box` [INFO] [stdout] 52 | range: X, [INFO] [stdout] | - ...if indirection were used here: `Box` [INFO] [stdout] 53 | accept_zone: X [INFO] [stdout] | - ...if indirection were used here: `Box` [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 83 | fn construct_range(low: Self, high: Self) -> Range where Self: Sized; [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.3.8/src/distributions/range.rs:87:33 [INFO] [stdout] | [INFO] [stdout] 87 | fn sample_range(r: &Range, rng: &mut R) -> Self; [INFO] [stdout] | ^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] note: required by an implicit `Sized` bound in `range::Range` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.3.8/src/distributions/range.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Range { [INFO] [stdout] | ^ required by the implicit `Sized` requirement on this type parameter in `Range` [INFO] [stdout] help: you could relax the implicit `Sized` bound on `X` if it were used through indirection like `&X` or `Box` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.3.8/src/distributions/range.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Range { [INFO] [stdout] | ^ this could be changed to `X: ?Sized`... [INFO] [stdout] 51 | low: X, [INFO] [stdout] | - ...if indirection were used here: `Box` [INFO] [stdout] 52 | range: X, [INFO] [stdout] | - ...if indirection were used here: `Box` [INFO] [stdout] 53 | accept_zone: X [INFO] [stdout] | - ...if indirection were used here: `Box` [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 87 | fn sample_range(r: &Range, rng: &mut R) -> Self where Self: Sized; [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rand` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "d8825b1994b8efcdacd276bbed41900d1d29bccce78eeb4419381e85898f86b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8825b1994b8efcdacd276bbed41900d1d29bccce78eeb4419381e85898f86b8", kill_on_drop: false }` [INFO] [stdout] d8825b1994b8efcdacd276bbed41900d1d29bccce78eeb4419381e85898f86b8