[INFO] fetching crate gob 0.1.0... [INFO] checking gob-0.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] extracting crate gob 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate gob 0.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gob 0.1.0 [INFO] finished tweaking crates.io crate gob 0.1.0 [INFO] tweaked toml for crates.io crate gob 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18f153af55fc349654b8f64ea48d8d375ad34e1525cbc7be828f7426ca94832b [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" "18f153af55fc349654b8f64ea48d8d375ad34e1525cbc7be828f7426ca94832b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18f153af55fc349654b8f64ea48d8d375ad34e1525cbc7be828f7426ca94832b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18f153af55fc349654b8f64ea48d8d375ad34e1525cbc7be828f7426ca94832b", kill_on_drop: false }` [INFO] [stdout] 18f153af55fc349654b8f64ea48d8d375ad34e1525cbc7be828f7426ca94832b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 7895ca749edebcf8d8970bef988b6963ec130b7b46d92eb432dce78e52f7cd70 [INFO] running `Command { std: "docker" "start" "-a" "7895ca749edebcf8d8970bef988b6963ec130b7b46d92eb432dce78e52f7cd70", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking serde_schema v0.0.1 [INFO] [stderr] Checking serde_bytes v0.10.5 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking quickcheck v0.6.2 [INFO] [stderr] Checking partial-io v0.3.1 [INFO] [stderr] Compiling serde_schema_derive v0.0.1 [INFO] [stderr] Checking gob v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: unnecessary braces around block return value [INFO] [stdout] --> src/internal/types/struct_type.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | { Type::build().seq_type(None, TypeId::FIELD_TYPE) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_braces)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 85 - { Type::build().seq_type(None, TypeId::FIELD_TYPE) }; [INFO] [stdout] 85 + Type::build().seq_type(None, TypeId::FIELD_TYPE); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:41:58 [INFO] [stdout] | [INFO] [stdout] 41 | write!(f, "{}: {}", ::std::error::Error::description(self), msg) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary braces around block return value [INFO] [stdout] --> src/internal/types/struct_type.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | { Type::build().seq_type(None, TypeId::FIELD_TYPE) }; [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_braces)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 85 - { Type::build().seq_type(None, TypeId::FIELD_TYPE) }; [INFO] [stdout] 85 + Type::build().seq_type(None, TypeId::FIELD_TYPE); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:41:58 [INFO] [stdout] | [INFO] [stdout] 41 | write!(f, "{}: {}", ::std::error::Error::description(self), msg) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: variable does not need to be mutable [INFO] [stdout] --> src/internal/ser/serialize_wire_types.rs:110:29 [INFO] [stdout] | [INFO] [stdout] 110 | let mut ser = FieldValueSerializer { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_mut)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: variable does not need to be mutable [INFO] [stdout] --> src/internal/ser/serialize_wire_types.rs:110:29 [INFO] [stdout] | [INFO] [stdout] 110 | let mut ser = FieldValueSerializer { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_mut)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gob` due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7895ca749edebcf8d8970bef988b6963ec130b7b46d92eb432dce78e52f7cd70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7895ca749edebcf8d8970bef988b6963ec130b7b46d92eb432dce78e52f7cd70", kill_on_drop: false }` [INFO] [stdout] 7895ca749edebcf8d8970bef988b6963ec130b7b46d92eb432dce78e52f7cd70