[INFO] fetching crate gob 0.1.0... [INFO] checking gob-0.1.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate gob 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate gob 0.1.0 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 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-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 56 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.4.12 (available: v1.7.2) [INFO] [stderr] Adding env_logger v0.5.13 (available: v0.11.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (available: v2.1.0) [INFO] [stderr] Adding owning_ref v0.3.3 (available: v0.4.1) [INFO] [stderr] Adding partial-io v0.3.1 (available: v0.5.4) [INFO] [stderr] Adding proc-macro2 v0.3.8 (available: v1.0.86) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding quickcheck v0.6.2 (available: v1.0.3) [INFO] [stderr] Adding quote v0.5.2 (available: v1.0.37) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding serde_bytes v0.10.5 (available: v0.11.15) [INFO] [stderr] Adding serde_derive_internals v0.23.1 (available: v0.29.1) [INFO] [stderr] Adding syn v0.13.11 (available: v2.0.77) [INFO] [stderr] Adding unicode-xid v0.1.0 (available: v0.2.6) [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 serde_schema_derive v0.0.1 [INFO] [stderr] Downloaded serde_bytes v0.10.5 [INFO] [stderr] Downloaded serde_schema v0.0.1 [INFO] [stderr] Downloaded partial-io v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 947d425c05ce6e23ee095780d38be366a85073a4a73c05dda7dd70b976822191 [INFO] running `Command { std: "docker" "start" "-a" "947d425c05ce6e23ee095780d38be366a85073a4a73c05dda7dd70b976822191", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "947d425c05ce6e23ee095780d38be366a85073a4a73c05dda7dd70b976822191", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "947d425c05ce6e23ee095780d38be366a85073a4a73c05dda7dd70b976822191", kill_on_drop: false }` [INFO] [stdout] 947d425c05ce6e23ee095780d38be366a85073a4a73c05dda7dd70b976822191 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17895575e6d7ab3866c25cbf67bfc51bb520fa1aabb2a24bb4601a5018d46afe [INFO] running `Command { std: "docker" "start" "-a" "17895575e6d7ab3866c25cbf67bfc51bb520fa1aabb2a24bb4601a5018d46afe", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling serde_schema_derive v0.0.1 [INFO] [stderr] Checking serde_schema v0.0.1 [INFO] [stderr] Checking serde_bytes v0.10.5 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking regex v1.10.6 [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] 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: 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 method `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: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated method `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: `#[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: `#[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: `#[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` (lib) 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: could not compile `gob` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "17895575e6d7ab3866c25cbf67bfc51bb520fa1aabb2a24bb4601a5018d46afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17895575e6d7ab3866c25cbf67bfc51bb520fa1aabb2a24bb4601a5018d46afe", kill_on_drop: false }` [INFO] [stdout] 17895575e6d7ab3866c25cbf67bfc51bb520fa1aabb2a24bb4601a5018d46afe