[INFO] fetching crate rosalind-cli 0.0.15... [INFO] testing rosalind-cli-0.0.15 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate rosalind-cli 0.0.15 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate rosalind-cli 0.0.15 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rosalind-cli 0.0.15 [INFO] finished tweaking crates.io crate rosalind-cli 0.0.15 [INFO] tweaked toml for crates.io crate rosalind-cli 0.0.15 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 03511e9a2b6717de1030170bb5a28c8305443cc4419f9c13f934f3969b30c5a7 [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" "03511e9a2b6717de1030170bb5a28c8305443cc4419f9c13f934f3969b30c5a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03511e9a2b6717de1030170bb5a28c8305443cc4419f9c13f934f3969b30c5a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03511e9a2b6717de1030170bb5a28c8305443cc4419f9c13f934f3969b30c5a7", kill_on_drop: false }` [INFO] [stdout] 03511e9a2b6717de1030170bb5a28c8305443cc4419f9c13f934f3969b30c5a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c967358d094c6616aac2acdb93104048ba5daab9fed7f29a71d20ba75cee034 [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" "4c967358d094c6616aac2acdb93104048ba5daab9fed7f29a71d20ba75cee034", kill_on_drop: false }` [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling rosalind v0.10.0 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `>::Output == BigUint` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rosalind-0.10.0/src/fib.rs:73:59 [INFO] [stdout] | [INFO] [stdout] 73 | f = d.get(i - 2).unwrap() + d.get(i - 1).unwrap() - &(One::one()); [INFO] [stdout] | ^ cannot satisfy `>::Output == BigUint` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rosalind-0.10.0/src/fib.rs:73:59 [INFO] [stdout] | [INFO] [stdout] 73 | f = d.get(i - 2).unwrap() + d.get(i - 1).unwrap() - &(One::one()); [INFO] [stdout] | ^ cannot infer type for reference `&_` [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `BigUint: Sub<&_>` found in the `num_bigint` crate: [INFO] [stdout] - impl<'a> Sub<&'a BigUint> for BigUint; [INFO] [stdout] - impl<'a> Sub<&'a u16> for BigUint; [INFO] [stdout] - impl<'a> Sub<&'a u32> for BigUint; [INFO] [stdout] - impl<'a> Sub<&'a u64> for BigUint; [INFO] [stdout] and 2 more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0283, E0284. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rosalind` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4c967358d094c6616aac2acdb93104048ba5daab9fed7f29a71d20ba75cee034", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c967358d094c6616aac2acdb93104048ba5daab9fed7f29a71d20ba75cee034", kill_on_drop: false }` [INFO] [stdout] 4c967358d094c6616aac2acdb93104048ba5daab9fed7f29a71d20ba75cee034