[INFO] cloning repository https://github.com/swuecho/play_json_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swuecho/play_json_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswuecho%2Fplay_json_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswuecho%2Fplay_json_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1229fa085e3bcdd8c55ddac450be93796268d92e [INFO] checking swuecho/play_json_rust against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswuecho%2Fplay_json_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/swuecho/play_json_rust on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/swuecho/play_json_rust [INFO] finished tweaking git repo https://github.com/swuecho/play_json_rust [INFO] tweaked toml for git repo https://github.com/swuecho/play_json_rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/swuecho/play_json_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 450b130be7f19cfb55c7b7ff1e0688eadb7510c8b11f7ef8ee0e6fa2e025a0d7 [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" "450b130be7f19cfb55c7b7ff1e0688eadb7510c8b11f7ef8ee0e6fa2e025a0d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "450b130be7f19cfb55c7b7ff1e0688eadb7510c8b11f7ef8ee0e6fa2e025a0d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "450b130be7f19cfb55c7b7ff1e0688eadb7510c8b11f7ef8ee0e6fa2e025a0d7", kill_on_drop: false }` [INFO] [stdout] 450b130be7f19cfb55c7b7ff1e0688eadb7510c8b11f7ef8ee0e6fa2e025a0d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e74803039e9eb2f8eac20d60030eb8309d37aa9e342f48416b38c05e94538e01 [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" "e74803039e9eb2f8eac20d60030eb8309d37aa9e342f48416b38c05e94538e01", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.1.6 [INFO] [stderr] Checking rustc-serialize v0.3.13 [INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.13/src/serialize.rs:144:45 [INFO] [stdout] | [INFO] [stdout] 144 | ... &f_name: &str, [INFO] [stdout] | ^^^^^^^ pattern not allowed in function without body [INFO] [stdout] [INFO] [stdout] [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/rustc-serialize-0.3.13/src/serialize.rs:200:41 [INFO] [stdout] | [INFO] [stdout] 200 | fn decode(d: &mut D) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 200 | fn decode(d: &mut D) -> Result where Self: Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0642. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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: build failed [INFO] running `Command { std: "docker" "inspect" "e74803039e9eb2f8eac20d60030eb8309d37aa9e342f48416b38c05e94538e01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e74803039e9eb2f8eac20d60030eb8309d37aa9e342f48416b38c05e94538e01", kill_on_drop: false }` [INFO] [stdout] e74803039e9eb2f8eac20d60030eb8309d37aa9e342f48416b38c05e94538e01