[INFO] cloning repository https://github.com/yeluyang/bytes_io [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yeluyang/bytes_io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeluyang%2Fbytes_io", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeluyang%2Fbytes_io'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fc9882f5d3357724e32a3af4d18a4e252d02e9f1 [INFO] checking yeluyang/bytes_io against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeluyang%2Fbytes_io" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yeluyang/bytes_io on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yeluyang/bytes_io [INFO] finished tweaking git repo https://github.com/yeluyang/bytes_io [INFO] tweaked toml for git repo https://github.com/yeluyang/bytes_io written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yeluyang/bytes_io 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6792cdca05521eb2cb4d840ad6eaf02b3560b7539733b6353fd198fc53189bda [INFO] running `Command { std: "docker" "start" "-a" "6792cdca05521eb2cb4d840ad6eaf02b3560b7539733b6353fd198fc53189bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6792cdca05521eb2cb4d840ad6eaf02b3560b7539733b6353fd198fc53189bda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6792cdca05521eb2cb4d840ad6eaf02b3560b7539733b6353fd198fc53189bda", kill_on_drop: false }` [INFO] [stdout] 6792cdca05521eb2cb4d840ad6eaf02b3560b7539733b6353fd198fc53189bda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ddfc61d38bd3e40513273e019196a6d96d9121f4a38d3d22b2836a993b0f434 [INFO] running `Command { std: "docker" "start" "-a" "2ddfc61d38bd3e40513273e019196a6d96d9121f4a38d3d22b2836a993b0f434", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking bytes_io v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/bytes_io.rs:341:34 [INFO] [stdout] | [INFO] [stdout] 341 | pub fn find_entry(&mut self, id: EntryID) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/bytes_io.rs:346:31 [INFO] [stdout] | [INFO] [stdout] 346 | pub fn replace(&mut self, offset: EntryOffset) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `batch` [INFO] [stdout] --> src/bytes_io.rs:367:26 [INFO] [stdout] | [INFO] [stdout] 367 | fn read_batch_frames(batch: usize) -> Result>> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_batch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `read_batch_frames` is never used [INFO] [stdout] --> src/bytes_io.rs:367:8 [INFO] [stdout] | [INFO] [stdout] 126 | impl BytesIO { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 367 | fn read_batch_frames(batch: usize) -> Result>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `take_payload` is never used [INFO] [stdout] --> src/frame.rs:118:12 [INFO] [stdout] | [INFO] [stdout] 94 | impl Frame { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 118 | pub fn take_payload(mut self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stdout] warning: the item `common` is imported redundantly [INFO] [stdout] --> src/bytes_io.rs:429:13 [INFO] [stdout] | [INFO] [stdout] 429 | use crate::common; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 430 | [INFO] [stdout] 431 | use super::*; [INFO] [stdout] | -------- the item `common` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `frame` is imported redundantly [INFO] [stdout] --> src/bytes_io.rs:509:13 [INFO] [stdout] | [INFO] [stdout] 509 | use crate::frame; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 510 | [INFO] [stdout] 511 | use super::*; [INFO] [stdout] | -------- the item `frame` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/bytes_io.rs:341:34 [INFO] [stdout] | [INFO] [stdout] 341 | pub fn find_entry(&mut self, id: EntryID) -> Result { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/bytes_io.rs:346:31 [INFO] [stdout] | [INFO] [stdout] 346 | pub fn replace(&mut self, offset: EntryOffset) -> Result<()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `batch` [INFO] [stdout] --> src/bytes_io.rs:367:26 [INFO] [stdout] | [INFO] [stdout] 367 | fn read_batch_frames(batch: usize) -> Result>> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_batch` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `read_batch_frames` is never used [INFO] [stdout] --> src/bytes_io.rs:367:8 [INFO] [stdout] | [INFO] [stdout] 126 | impl BytesIO { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 367 | fn read_batch_frames(batch: usize) -> Result>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `take_payload` is never used [INFO] [stdout] --> src/frame.rs:118:12 [INFO] [stdout] | [INFO] [stdout] 94 | impl Frame { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 118 | pub fn take_payload(mut self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "2ddfc61d38bd3e40513273e019196a6d96d9121f4a38d3d22b2836a993b0f434", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ddfc61d38bd3e40513273e019196a6d96d9121f4a38d3d22b2836a993b0f434", kill_on_drop: false }` [INFO] [stdout] 2ddfc61d38bd3e40513273e019196a6d96d9121f4a38d3d22b2836a993b0f434