[INFO] cloning repository https://github.com/lxj764758117/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lxj764758117/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxj764758117%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxj764758117%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4501d7350fca7159bcd3c6e29154d802466686d
[INFO] checking lxj764758117/rust against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxj764758117%2Frust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/lxj764758117/rust
[INFO] finished tweaking git repo https://github.com/lxj764758117/rust
[INFO] tweaked toml for git repo https://github.com/lxj764758117/rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lxj764758117/rust on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lxj764758117/rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `reqwest` dependency)
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_core` dependency)
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_ec2` dependency)
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_ecr` dependency)
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_ecs` dependency)
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_kinesis` dependency)
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_logs` dependency)
[INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/crypto/crypto-derive/Cargo.toml: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `libra_crypto_derive` library target)
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e08c28dd4ba92331920fbd635f9ba5e2982d38c51dd5fa8194edb5d185ddb8b
[INFO] running `Command { std: "docker" "start" "-a" "6e08c28dd4ba92331920fbd635f9ba5e2982d38c51dd5fa8194edb5d185ddb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e08c28dd4ba92331920fbd635f9ba5e2982d38c51dd5fa8194edb5d185ddb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e08c28dd4ba92331920fbd635f9ba5e2982d38c51dd5fa8194edb5d185ddb8b", kill_on_drop: false }`
[INFO] [stdout] 6e08c28dd4ba92331920fbd635f9ba5e2982d38c51dd5fa8194edb5d185ddb8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42de2a54ff8636b3739079910a26ce8e4cb802ad0ff424ce5088900a8c861b01
[INFO] running `Command { std: "docker" "start" "-a" "42de2a54ff8636b3739079910a26ce8e4cb802ad0ff424ce5088900a8c861b01", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/crypto/crypto-derive/Cargo.toml: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `libra_crypto_derive` library target)
[INFO] [stderr] warning: /opt/rustwide/workdir/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `reqwest` dependency)
[INFO] [stderr] warning: /opt/rustwide/workdir/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_core` dependency)
[INFO] [stderr] warning: /opt/rustwide/workdir/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_ec2` dependency)
[INFO] [stderr] warning: /opt/rustwide/workdir/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_ecr` dependency)
[INFO] [stderr] warning: /opt/rustwide/workdir/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_ecs` dependency)
[INFO] [stderr] warning: /opt/rustwide/workdir/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_kinesis` dependency)
[INFO] [stderr] warning: /opt/rustwide/workdir/testsuite/cluster-test/Cargo.toml: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `rusoto_logs` dependency)
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[INFO] [stderr]    Compiling unicase v2.5.1
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[INFO] [stderr]    Compiling serde_derive v1.0.99
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[INFO] [stderr]    Compiling structopt-derive v0.3.2
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.4
[INFO] [stderr]     Checking x25519-dalek v0.5.2 (https://github.com/calibra/x25519-dalek.git?branch=fiat#8d5b6301)
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling bincode v1.1.4
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[INFO] [stderr]    Compiling mime_guess v2.0.1
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[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> common/proptest-helpers/src/lib.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[derive(Arbitrary, Clone, Copy, Debug)]
[INFO] [stdout]     |          ^--------
[INFO] [stdout]     |          |
[INFO] [stdout]     |          `Arbitrary` is not local
[INFO] [stdout]     |          move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_Index`
[INFO] [stdout] 103 | pub struct Index(PropIndex);
[INFO] [stdout]     |            ----- `Index` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]     = note: this warning originates in the derive macro `Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling encoding_rs v0.8.19
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking structopt v0.3.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking miniz_oxide v0.3.2
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking backoff v0.1.5
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.6
[INFO] [stderr]     Checking strum v0.15.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/f21fbac535ab2c3bc50db20547f4d48477357103/library/alloc/src/borrow.rs:179:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rmp v0.8.8
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking ttl_cache v0.4.2
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]    Compiling rusoto_core v0.41.0
[INFO] [stderr]     Checking siphasher v0.3.0
[INFO] [stderr]     Checking xml-rs v0.8.0
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]     Checking datatest-stable v0.1.0 (/opt/rustwide/workdir/common/datatest-stable)
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking retry v0.5.1
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling anyhow v1.0.17
[INFO] [stdout] warning: field `nocapture` is never read
[INFO] [stdout]   --> common/datatest-stable/src/runner.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct TestOpts {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     nocapture: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking stats_alloc v0.1.8
[INFO] [stderr]     Checking statistical v1.0.0
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]     Checking serializer_tests v0.1.0 (/opt/rustwide/workdir/language/vm/serializer_tests)
[INFO] [stderr]     Checking testsuite v0.1.0 (/opt/rustwide/workdir/testsuite)
[INFO] [stderr]     Checking cached v0.9.0
[INFO] [stderr]     Checking bitvec v0.10.2
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> common/proptest-helpers/src/unit_tests/repeat_vec_tests.rs:136:23
[INFO] [stdout]     |
[INFO] [stdout] 136 |         Self::next as (fn() -> Self)
[INFO] [stdout]     |                       ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -         Self::next as (fn() -> Self)
[INFO] [stdout] 136 +         Self::next as fn() -> Self
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bytecode_verifier_tests v0.1.0 (/opt/rustwide/workdir/language/bytecode-verifier/bytecode_verifier_tests)
[INFO] [stdout] warning: field `nocapture` is never read
[INFO] [stdout]   --> common/datatest-stable/src/runner.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct TestOpts {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     nocapture: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestOpts` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> common/proptest-helpers/src/lib.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[derive(Arbitrary, Clone, Copy, Debug)]
[INFO] [stdout]     |          ^--------
[INFO] [stdout]     |          |
[INFO] [stdout]     |          `Arbitrary` is not local
[INFO] [stdout]     |          move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_Index`
[INFO] [stdout] 103 | pub struct Index(PropIndex);
[INFO] [stdout]     |            ----- `Index` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]     = note: this warning originates in the derive macro `Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> common/proptest-helpers/src/unit_tests/repeat_vec_tests.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         mem::replace(&mut self.items, new_items);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let _ = mem::replace(&mut self.items, new_items);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> common/proptest-helpers/src/unit_tests/repeat_vec_tests.rs:141:10
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[derive(Arbitrary, Clone, Debug)]
[INFO] [stdout]     |          ^--------
[INFO] [stdout]     |          |
[INFO] [stdout]     |          `Arbitrary` is not local
[INFO] [stdout]     |          move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_RepeatVecOp`
[INFO] [stdout] 142 | #[proptest(params = "usize")]
[INFO] [stdout] 143 | enum RepeatVecOp {
[INFO] [stdout]     |      ----------- `RepeatVecOp` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "42de2a54ff8636b3739079910a26ce8e4cb802ad0ff424ce5088900a8c861b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42de2a54ff8636b3739079910a26ce8e4cb802ad0ff424ce5088900a8c861b01", kill_on_drop: false }`
[INFO] [stdout] 42de2a54ff8636b3739079910a26ce8e4cb802ad0ff424ce5088900a8c861b01