[INFO] fetching crate gossip 0.0.3... [INFO] checking gossip-0.0.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] extracting crate gossip 0.0.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate gossip 0.0.3 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gossip 0.0.3 [INFO] finished tweaking crates.io crate gossip 0.0.3 [INFO] tweaked toml for crates.io crate gossip 0.0.3 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 101 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.6) [INFO] [stderr] Adding blake3 v0.3.8 (latest: v1.5.4) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding constant_time_eq v0.1.5 (latest: v0.3.1) [INFO] [stderr] Adding crypto-mac v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding destructure_traitobject v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.1) [INFO] [stderr] Adding ordered-float v2.10.1 (latest: v4.2.2) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thread-id v4.2.2 [INFO] [stderr] Downloaded blake3 v0.3.8 [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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3c759b69ae50742117c95f05fc52cf75b48964a19aadf50184f4f0891bf4e4d [INFO] running `Command { std: "docker" "start" "-a" "e3c759b69ae50742117c95f05fc52cf75b48964a19aadf50184f4f0891bf4e4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3c759b69ae50742117c95f05fc52cf75b48964a19aadf50184f4f0891bf4e4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3c759b69ae50742117c95f05fc52cf75b48964a19aadf50184f4f0891bf4e4d", kill_on_drop: false }` [INFO] [stdout] e3c759b69ae50742117c95f05fc52cf75b48964a19aadf50184f4f0891bf4e4d [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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12fdd990f9d84b96ca28fbd4fb60d00f752cf5e45c5b245dd56c6dd8717ca04e [INFO] running `Command { std: "docker" "start" "-a" "12fdd990f9d84b96ca28fbd4fb60d00f752cf5e45c5b245dd56c6dd8717ca04e", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling blake3 v0.3.8 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking destructure_traitobject v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking unsafe-any-ors v1.0.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking arrayref v0.3.8 [INFO] [stderr] Checking typemap-ors v1.0.0 [INFO] [stderr] Checking thread-id v4.2.2 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking gossip v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `error` is never read [INFO] [stdout] --> src/gossip.rs:331:17 [INFO] [stdout] | [INFO] [stdout] 331 | error = true; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/gossip.rs:331:17 [INFO] [stdout] | [INFO] [stdout] 331 | error = true; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sampling.rs:293:13 [INFO] [stdout] | [INFO] [stdout] 293 | std::mem::replace(&mut self.peers, new_view_start); [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] 293 | let _ = std::mem::replace(&mut self.peers, new_view_start); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sampling.rs:357:9 [INFO] [stdout] | [INFO] [stdout] 357 | std::mem::replace(&mut self.peers, new_view); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 357 | let _ = std::mem::replace(&mut self.peers, new_view); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sampling.rs:379:13 [INFO] [stdout] | [INFO] [stdout] 379 | std::mem::replace(&mut self.peers, new_view); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 379 | let _ = std::mem::replace(&mut self.peers, new_view); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking log4rs v1.3.0 [INFO] [stdout] warning: value assigned to `error` is never read [INFO] [stdout] --> src/gossip.rs:331:17 [INFO] [stdout] | [INFO] [stdout] 331 | error = true; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/gossip.rs:331:17 [INFO] [stdout] | [INFO] [stdout] 331 | error = true; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sampling.rs:293:13 [INFO] [stdout] | [INFO] [stdout] 293 | std::mem::replace(&mut self.peers, new_view_start); [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] 293 | let _ = std::mem::replace(&mut self.peers, new_view_start); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sampling.rs:357:9 [INFO] [stdout] | [INFO] [stdout] 357 | std::mem::replace(&mut self.peers, new_view); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 357 | let _ = std::mem::replace(&mut self.peers, new_view); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/sampling.rs:379:13 [INFO] [stdout] | [INFO] [stdout] 379 | std::mem::replace(&mut self.peers, new_view); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 379 | let _ = std::mem::replace(&mut self.peers, new_view); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.34s [INFO] running `Command { std: "docker" "inspect" "12fdd990f9d84b96ca28fbd4fb60d00f752cf5e45c5b245dd56c6dd8717ca04e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12fdd990f9d84b96ca28fbd4fb60d00f752cf5e45c5b245dd56c6dd8717ca04e", kill_on_drop: false }` [INFO] [stdout] 12fdd990f9d84b96ca28fbd4fb60d00f752cf5e45c5b245dd56c6dd8717ca04e