[INFO] fetching crate curlyconf 0.1.0... [INFO] checking curlyconf-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate curlyconf 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate curlyconf 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate curlyconf 0.1.0 [INFO] finished tweaking crates.io crate curlyconf 0.1.0 [INFO] tweaked toml for crates.io crate curlyconf 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate curlyconf 0.1.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.118 [INFO] [stderr] Downloaded quote v1.0.8 [INFO] [stderr] Downloaded hermit-abi v0.1.17 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded ipnet v2.3.0 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded serde_derive v1.0.118 [INFO] [stderr] Downloaded proc-macro2 v1.0.24 [INFO] [stderr] Downloaded once_cell v1.5.2 [INFO] [stderr] Downloaded aho-corasick v0.7.15 [INFO] [stderr] Downloaded serde_test v1.0.118 [INFO] [stderr] Downloaded linked-hash-map v0.5.3 [INFO] [stderr] Downloaded memchr v2.3.4 [INFO] [stderr] Downloaded regex v1.4.2 [INFO] [stderr] Downloaded regex-syntax v0.6.21 [INFO] [stderr] Downloaded syn v1.0.55 [INFO] [stderr] Downloaded libc v0.2.81 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99cf911eeaddd901a6df19840dd2fe57f1f4b23e9efd7dc848c4bbb730328ae4 [INFO] running `Command { std: "docker" "start" "-a" "99cf911eeaddd901a6df19840dd2fe57f1f4b23e9efd7dc848c4bbb730328ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99cf911eeaddd901a6df19840dd2fe57f1f4b23e9efd7dc848c4bbb730328ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99cf911eeaddd901a6df19840dd2fe57f1f4b23e9efd7dc848c4bbb730328ae4", kill_on_drop: false }` [INFO] [stdout] 99cf911eeaddd901a6df19840dd2fe57f1f4b23e9efd7dc848c4bbb730328ae4 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c28e6041ef231b0e6a25f91a08dc0a395f4be7b8ce256d125a5fd6d80f8edfe0 [INFO] running `Command { std: "docker" "start" "-a" "c28e6041ef231b0e6a25f91a08dc0a395f4be7b8ce256d125a5fd6d80f8edfe0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.55 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking serde_test v1.0.118 [INFO] [stderr] Checking ipnet v2.3.0 [INFO] [stderr] Checking curlyconf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stdout] warning: field `runtime` is never read [INFO] [stdout] --> examples/example3.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | struct Config { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 5 | runtime: Runtime, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` 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: field `0` is never read [INFO] [stdout] --> examples/example3.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | Threaded(Threaded), [INFO] [stdout] | -------- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Runtime` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | Threaded(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/example3.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | MultiSingle(MultiSingle), [INFO] [stdout] | ----------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Runtime` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 12 | MultiSingle(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> examples/example3.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 16 | struct Threaded { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 17 | #[serde(default)] [INFO] [stdout] 18 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Threaded` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> examples/example3.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct MultiSingle { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 23 | #[serde(default)] [INFO] [stdout] 24 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MultiSingle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `peer`, `logger`, `color`, and `either` are never read [INFO] [stdout] --> examples/example1.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 5 | peer: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] 6 | logger: Logger, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | color: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | #[serde(default)] [INFO] [stdout] 9 | either: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` 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: fields `name` and `hostname` are never read [INFO] [stdout] --> examples/example1.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 13 | struct Peer { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 14 | #[serde(rename = "__label__")] [INFO] [stdout] 15 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 16 | hostname: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Peer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `target`, and `tuple` are never read [INFO] [stdout] --> examples/example1.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 20 | struct Logger { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 21 | #[serde(rename = "__label__")] [INFO] [stdout] 22 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 23 | target: std::net::IpAddr, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 24 | tuple: (u32, String), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Logger` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/example1.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | Peer(Peer), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Either` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 38 | Peer(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/example1.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | Logger(Logger), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Either` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 39 | Logger(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `id` are never read [INFO] [stdout] --> examples/example1.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | Users { name: String, id: u64 }, [INFO] [stdout] | ----- ^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Either` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/newsfeeds.rs:111:28 [INFO] [stdout] | [INFO] [stdout] 111 | pub struct WildMatList(Vec); [INFO] [stdout] | ----------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `WildMatList` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/newsfeeds.rs:153:25 [INFO] [stdout] | [INFO] [stdout] 153 | pub struct HashFeed(Vec); [INFO] [stdout] | -------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `HashFeed` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.53s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: serde_test v1.0.118 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "c28e6041ef231b0e6a25f91a08dc0a395f4be7b8ce256d125a5fd6d80f8edfe0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c28e6041ef231b0e6a25f91a08dc0a395f4be7b8ce256d125a5fd6d80f8edfe0", kill_on_drop: false }` [INFO] [stdout] c28e6041ef231b0e6a25f91a08dc0a395f4be7b8ce256d125a5fd6d80f8edfe0