[INFO] cloning repository https://github.com/tlrobrn/r-maze [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tlrobrn/r-maze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlrobrn%2Fr-maze", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlrobrn%2Fr-maze'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cff6682df762a4a2143edf0db19359674579793a [INFO] checking tlrobrn/r-maze against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlrobrn%2Fr-maze" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tlrobrn/r-maze on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tlrobrn/r-maze [INFO] finished tweaking git repo https://github.com/tlrobrn/r-maze [INFO] tweaked toml for git repo https://github.com/tlrobrn/r-maze written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/tlrobrn/r-maze already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.rand.rand [INFO] [stderr] Updating git repository `https://github.com/tlrobrn/r-dsets` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.1.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6575e1cdcaf7d108c863b5762f53748a97d267232b0cdaf498666dd7758f7b73 [INFO] running `Command { std: "docker" "start" "-a" "6575e1cdcaf7d108c863b5762f53748a97d267232b0cdaf498666dd7758f7b73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6575e1cdcaf7d108c863b5762f53748a97d267232b0cdaf498666dd7758f7b73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6575e1cdcaf7d108c863b5762f53748a97d267232b0cdaf498666dd7758f7b73", kill_on_drop: false }` [INFO] [stdout] 6575e1cdcaf7d108c863b5762f53748a97d267232b0cdaf498666dd7758f7b73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7f292bfe70dd9893998ee281a9283b66b16e9afa1f52a511b48c1a2e5e1e536 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f7f292bfe70dd9893998ee281a9283b66b16e9afa1f52a511b48c1a2e5e1e536", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rand) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused manifest key: dependencies.rand.rand [INFO] [stderr] Checking libc v0.1.8 [INFO] [stderr] Checking disjoint_sets v0.0.1 (https://github.com/tlrobrn/r-dsets#9ab9c7ed) [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/github.com-1ecc6299db9ec823/rand-0.3.8/src/distributions/range.rs:83:50 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Range { [INFO] [stdout] | - required by this bound in `range::Range` [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] 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/github.com-1ecc6299db9ec823/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/github.com-1ecc6299db9ec823/rand-0.3.8/src/distributions/range.rs:87:32 [INFO] [stdout] | [INFO] [stdout] 50 | pub struct Range { [INFO] [stdout] | - required by this bound in `range::Range` [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] 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/github.com-1ecc6299db9ec823/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` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "f7f292bfe70dd9893998ee281a9283b66b16e9afa1f52a511b48c1a2e5e1e536", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7f292bfe70dd9893998ee281a9283b66b16e9afa1f52a511b48c1a2e5e1e536", kill_on_drop: false }` [INFO] [stdout] f7f292bfe70dd9893998ee281a9283b66b16e9afa1f52a511b48c1a2e5e1e536