[INFO] fetching crate stream_buffer 0.2.0... [INFO] checking stream_buffer-0.2.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] extracting crate stream_buffer 0.2.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate stream_buffer 0.2.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stream_buffer 0.2.0 [INFO] finished tweaking crates.io crate stream_buffer 0.2.0 [INFO] tweaked toml for crates.io crate stream_buffer 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate stream_buffer 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ppv-lite86 v0.2.8 [INFO] [stderr] Downloaded libc v0.2.74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f24a878d235c99054b0bc60cd6eda153c4b7eb1a350e8cb86ef81be17f066517 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f24a878d235c99054b0bc60cd6eda153c4b7eb1a350e8cb86ef81be17f066517", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f24a878d235c99054b0bc60cd6eda153c4b7eb1a350e8cb86ef81be17f066517", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f24a878d235c99054b0bc60cd6eda153c4b7eb1a350e8cb86ef81be17f066517", kill_on_drop: false }` [INFO] [stdout] f24a878d235c99054b0bc60cd6eda153c4b7eb1a350e8cb86ef81be17f066517 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3a7249f9908f70e9d68c370b40ef1136613b5a74f4a7181b99eb38174a85d7e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f3a7249f9908f70e9d68c370b40ef1136613b5a74f4a7181b99eb38174a85d7e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking itertools v0.9.0 [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 tempfile v3.1.0 [INFO] [stderr] Checking stream_buffer v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/buf.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Into`, `TryInto` [INFO] [stdout] --> src/chunk.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::{TryInto, Into}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufWriter` [INFO] [stdout] --> src/buf.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::BufWriter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Into`, `TryInto` [INFO] [stdout] --> src/chunk.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::{TryInto, Into}; [INFO] [stdout] | ^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `self` [INFO] [stdout] --> src/lib.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | use std::io::{self, BufRead}; [INFO] [stdout] | ^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/lib.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StreamBuffer2` [INFO] [stdout] --> src/lib.rs:24:36 [INFO] [stdout] | [INFO] [stdout] 24 | use super::buf::{StreamBuffer, StreamBuffer2, ByteStreamBuf, BufferRead, BufferCreate}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IntoStream` [INFO] [stdout] --> src/chunk.rs:3:40 [INFO] [stdout] | [INFO] [stdout] 3 | use super::types::{FileLike, BufResult,IntoStream, IterStream}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/chunk.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Read, SeekFrom}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/types.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | for item in items { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `StreamBuffer3` [INFO] [stdout] --> src/buf.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct StreamBuffer3 [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/buf.rs:87:12 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn new(stream: T, size: usize) -> StreamBuffer2 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/types.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn test>(items: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IntoStream` [INFO] [stdout] --> src/chunk.rs:3:40 [INFO] [stdout] | [INFO] [stdout] 3 | use super::types::{FileLike, BufResult,IntoStream, IterStream}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/chunk.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Read, SeekFrom}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/types.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | for item in items { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `StreamBuffer3` [INFO] [stdout] --> src/buf.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct StreamBuffer3 [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/buf.rs:87:12 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn new(stream: T, size: usize) -> StreamBuffer2 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/types.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn test>(items: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [optimized + debuginfo] target(s) in 4.89s [INFO] running `Command { std: "docker" "inspect" "f3a7249f9908f70e9d68c370b40ef1136613b5a74f4a7181b99eb38174a85d7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3a7249f9908f70e9d68c370b40ef1136613b5a74f4a7181b99eb38174a85d7e", kill_on_drop: false }` [INFO] [stdout] f3a7249f9908f70e9d68c370b40ef1136613b5a74f4a7181b99eb38174a85d7e