[INFO] fetching crate lasso 0.7.3... [INFO] checking lasso-0.7.3 against master#fc5af1813307d25a84d633f21e2e53c9376eb547 for pr-144386 [INFO] extracting crate lasso 0.7.3 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate lasso 0.7.3 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate lasso 0.7.3 [INFO] tweaked toml for crates.io crate lasso 0.7.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lasso 0.7.3 on toolchain fc5af1813307d25a84d633f21e2e53c9376eb547 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lasso 0.7.3 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" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "fetch" "--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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded abomonation v0.7.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e43fdb79f214fd0ce5d5a1140325a8aba7145a9f4cdac192bfb7462c7ecfd14 [INFO] running `Command { std: "docker" "start" "-a" "9e43fdb79f214fd0ce5d5a1140325a8aba7145a9f4cdac192bfb7462c7ecfd14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e43fdb79f214fd0ce5d5a1140325a8aba7145a9f4cdac192bfb7462c7ecfd14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e43fdb79f214fd0ce5d5a1140325a8aba7145a9f4cdac192bfb7462c7ecfd14", kill_on_drop: false }` [INFO] [stdout] 9e43fdb79f214fd0ce5d5a1140325a8aba7145a9f4cdac192bfb7462c7ecfd14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+fc5af1813307d25a84d633f21e2e53c9376eb547" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7d9b493d0c3814ae6dabe98f762acf2ad146566fcbdb10b9f9e422b6b451289 [INFO] running `Command { std: "docker" "start" "-a" "b7d9b493d0c3814ae6dabe98f762acf2ad146566fcbdb10b9f9e422b6b451289", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling serde v1.0.163 [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.96 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking zerocopy v0.7.34 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking allocator-api2 v0.2.18 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex-syntax v0.7.1 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.8.1 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking lasso v0.7.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 91 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo_reader.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo_reader.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking plotters v0.3.4 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.163 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/boxed.rs:91:5 [INFO] [stdout] | [INFO] [stdout] 91 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 92 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 101 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo_reader.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/interface/rodeo_reader.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.59s [INFO] running `Command { std: "docker" "inspect" "b7d9b493d0c3814ae6dabe98f762acf2ad146566fcbdb10b9f9e422b6b451289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7d9b493d0c3814ae6dabe98f762acf2ad146566fcbdb10b9f9e422b6b451289", kill_on_drop: false }` [INFO] [stdout] b7d9b493d0c3814ae6dabe98f762acf2ad146566fcbdb10b9f9e422b6b451289