[INFO] fetching crate assemblylift-iomod-dynamodb-guest 0.1.7... [INFO] checking assemblylift-iomod-dynamodb-guest-0.1.7 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate assemblylift-iomod-dynamodb-guest 0.1.7 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate assemblylift-iomod-dynamodb-guest 0.1.7 [INFO] finished tweaking crates.io crate assemblylift-iomod-dynamodb-guest 0.1.7 [INFO] tweaked toml for crates.io crate assemblylift-iomod-dynamodb-guest 0.1.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate assemblylift-iomod-dynamodb-guest 0.1.7 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.12.3 (available: v0.22.1) [INFO] [stderr] Adding bytes v0.5.6 (available: v1.10.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded assemblylift-core-io-guest v0.3.2 [INFO] [stderr] Downloaded assemblylift-core-io-common v0.3.0 [INFO] [stderr] Downloaded assemblylift-core-iomod-guest v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 980ae1e1942c7b58d0b7fdf91c829bb564ef513d7d5ffae0d09401d9b0439acc [INFO] running `Command { std: "docker" "start" "-a" "980ae1e1942c7b58d0b7fdf91c829bb564ef513d7d5ffae0d09401d9b0439acc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "980ae1e1942c7b58d0b7fdf91c829bb564ef513d7d5ffae0d09401d9b0439acc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "980ae1e1942c7b58d0b7fdf91c829bb564ef513d7d5ffae0d09401d9b0439acc", kill_on_drop: false }` [INFO] [stdout] 980ae1e1942c7b58d0b7fdf91c829bb564ef513d7d5ffae0d09401d9b0439acc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d90677c90def07223e524976f507b0fb5e75fe5fe137043db16c26f378307570 [INFO] running `Command { std: "docker" "start" "-a" "d90677c90def07223e524976f507b0fb5e75fe5fe137043db16c26f378307570", kill_on_drop: false }` [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking assemblylift-core-iomod-guest v0.3.0 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking assemblylift-core-io-common v0.3.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking assemblylift-core-io-guest v0.3.2 [INFO] [stderr] Checking assemblylift-iomod-dynamodb-guest v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `SerdeBlob` is never used [INFO] [stdout] --> src/serialization.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | pub trait SerdeBlob: Sized { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BlobVisitor` is never constructed [INFO] [stdout] --> src/serialization.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct BlobVisitor; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OptionalBlobVisitor` is never constructed [INFO] [stdout] --> src/serialization.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | struct OptionalBlobVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DeserializeWrapper` is never constructed [INFO] [stdout] --> src/serialization.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 97 | struct DeserializeWrapper(T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SerializeWrapper` is never constructed [INFO] [stdout] --> src/serialization.rs:111:8 [INFO] [stdout] | [INFO] [stdout] 111 | struct SerializeWrapper<'a, T>(&'a T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SerdeBlobList` is never used [INFO] [stdout] --> src/serialization.rs:125:11 [INFO] [stdout] | [INFO] [stdout] 125 | pub trait SerdeBlobList: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BlobListVisitor` is never constructed [INFO] [stdout] --> src/serialization.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | struct BlobListVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OptionalBlobListVisitor` is never constructed [INFO] [stdout] --> src/serialization.rs:176:8 [INFO] [stdout] | [INFO] [stdout] 176 | struct OptionalBlobListVisitor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/serialization.rs:361:12 [INFO] [stdout] | [INFO] [stdout] 361 | s: &str, [INFO] [stdout] | ^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 364 | <&mut serde_json::de::Deserializer as serde::Deserializer>::Error, [INFO] [stdout] | ------------------------------------------------------------------------------------------ [INFO] [stdout] | || | [INFO] [stdout] | || the lifetimes get resolved as `'_` [INFO] [stdout] | |the lifetimes get resolved as `'_` [INFO] [stdout] | the lifetimes get resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 364 | <&mut serde_json::de::Deserializer> as serde::Deserializer<'_>>::Error, [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/serialization.rs:381:12 [INFO] [stdout] | [INFO] [stdout] 381 | s: &str, [INFO] [stdout] | ^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 384 | <&mut serde_json::de::Deserializer as serde::Deserializer>::Error, [INFO] [stdout] | ------------------------------------------------------------------------------------------ [INFO] [stdout] | || | [INFO] [stdout] | || the lifetimes get resolved as `'_` [INFO] [stdout] | |the lifetimes get resolved as `'_` [INFO] [stdout] | the lifetimes get resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 384 | <&mut serde_json::de::Deserializer> as serde::Deserializer<'_>>::Error, [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.99s [INFO] running `Command { std: "docker" "inspect" "d90677c90def07223e524976f507b0fb5e75fe5fe137043db16c26f378307570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d90677c90def07223e524976f507b0fb5e75fe5fe137043db16c26f378307570", kill_on_drop: false }` [INFO] [stdout] d90677c90def07223e524976f507b0fb5e75fe5fe137043db16c26f378307570