[INFO] fetching crate reproto-derive 0.3.36...
[INFO] checking reproto-derive-0.3.36 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate reproto-derive 0.3.36 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reproto-derive 0.3.36 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate reproto-derive 0.3.36
[INFO] finished tweaking crates.io crate reproto-derive 0.3.36
[INFO] tweaked toml for crates.io crate reproto-derive 0.3.36 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] eecc388b99032ecc025579139aa63ca20a938bdb21c9320908b4565d1ba52951
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "eecc388b99032ecc025579139aa63ca20a938bdb21c9320908b4565d1ba52951"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking ropey v0.6.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde_test v1.0.106
[INFO] [stderr]     Checking reproto-semver v0.3.36
[INFO] [stderr]     Checking relative-path v0.3.7
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking reproto-core v0.3.36
[INFO] [stderr]     Checking reproto-lexer v0.3.36
[INFO] [stderr]     Checking reproto-ast v0.3.36
[INFO] [stderr]     Checking reproto-derive v0.3.36 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> format.rs:22:36
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn as_object(&self) -> Option<&Object<Value = Self>>;
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Object<Value = Self>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> json.rs:37:36
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn as_object(&self) -> Option<&format::Object<Value = Self>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> json.rs:39:64
[INFO] [stderr]    |
[INFO] [stderr] 39 |             json::Value::Object(ref object) => Some(object as &format::Object<Value = Self>),
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> yaml.rs:29:36
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn as_object(&self) -> Option<&format::Object<Value = Self>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> yaml.rs:31:67
[INFO] [stderr]    |
[INFO] [stderr] 31 |             yaml::Value::Mapping(ref mapping) => Some(mapping as &format::Object<Value = Self>),
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> lib.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |     format: Box<format::Format>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Format`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> lib.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 |         format: Box<format::Format>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Format`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> format.rs:22:36
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn as_object(&self) -> Option<&Object<Value = Self>>;
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Object<Value = Self>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> json.rs:37:36
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn as_object(&self) -> Option<&format::Object<Value = Self>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> json.rs:39:64
[INFO] [stderr]    |
[INFO] [stderr] 39 |             json::Value::Object(ref object) => Some(object as &format::Object<Value = Self>),
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> yaml.rs:29:36
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn as_object(&self) -> Option<&format::Object<Value = Self>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> yaml.rs:31:67
[INFO] [stderr]    |
[INFO] [stderr] 31 |             yaml::Value::Mapping(ref mapping) => Some(mapping as &format::Object<Value = Self>),
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Object<Value = Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> lib.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |     format: Box<format::Format>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Format`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> lib.rs:84:21
[INFO] [stderr]    |
[INFO] [stderr] 84 |         format: Box<format::Format>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn format::Format`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "eecc388b99032ecc025579139aa63ca20a938bdb21c9320908b4565d1ba52951"`
[INFO] running `"docker" "rm" "-f" "eecc388b99032ecc025579139aa63ca20a938bdb21c9320908b4565d1ba52951"`
[INFO] [stdout] eecc388b99032ecc025579139aa63ca20a938bdb21c9320908b4565d1ba52951