[INFO] fetching crate buffered_offset_reader 0.6.0...
[INFO] checking buffered_offset_reader-0.6.0 against master#09a371361240e42b0d69438fd1179efcf212e576 for pr-157814-crater-rollup
[INFO] extracting crate buffered_offset_reader 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate buffered_offset_reader 0.6.0
[INFO] finished tweaking crates.io crate buffered_offset_reader 0.6.0
[INFO] tweaked toml for crates.io crate buffered_offset_reader 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate buffered_offset_reader 0.6.0 on toolchain 09a371361240e42b0d69438fd1179efcf212e576
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "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" "+09a371361240e42b0d69438fd1179efcf212e576" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 87 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded criterion-plot v0.3.1
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7cf07dcec6eec8f91d8fcff9552b5c74122c05467aaf1800be6da9d6f61e2ab2" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645
[INFO] running `Command { std: "docker" "start" "7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking buffered_offset_reader v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `empty` and `shift_right` are never used
[INFO] [stdout]   --> src/range.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub trait RangeExt {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout]  7 |     fn empty(&self) -> bool; // is_empty() is in nightly
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn shift_right(&self, n: usize) -> Range;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.52s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645", kill_on_drop: false }`
[INFO] [stdout] 7cfbab6f18b9b00b4ef5ddab9c18820bd0bf3c7c8a38b95ffaaf5806acd24645
