[INFO] fetching crate find_empty_block 0.1.0... [INFO] checking find_empty_block-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate find_empty_block 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate find_empty_block 0.1.0 [INFO] finished tweaking crates.io crate find_empty_block 0.1.0 [INFO] tweaked toml for crates.io crate find_empty_block 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate find_empty_block 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate find_empty_block 0.1.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] edc2e0cb650662597b2c9887d127de153f95e3d7d1f277e383e905dae3f84672 [INFO] running `Command { std: "docker" "start" "-a" "edc2e0cb650662597b2c9887d127de153f95e3d7d1f277e383e905dae3f84672", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "edc2e0cb650662597b2c9887d127de153f95e3d7d1f277e383e905dae3f84672", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edc2e0cb650662597b2c9887d127de153f95e3d7d1f277e383e905dae3f84672", kill_on_drop: false }` [INFO] [stdout] edc2e0cb650662597b2c9887d127de153f95e3d7d1f277e383e905dae3f84672 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e19980645d7f9b547ad136a3e3d80a7cba9fadd5287795e6ea3732cc90bdcd14 [INFO] running `Command { std: "docker" "start" "-a" "e19980645d7f9b547ad136a3e3d80a7cba9fadd5287795e6ea3732cc90bdcd14", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking positioned-io v0.2.2 [INFO] [stderr] Checking find_empty_block v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes_read` [INFO] [stdout] --> src/main.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | let bytes_read = thread_file.read_at(thread_start_clone, &mut buf).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let mut last_window_size = SIZE % PARALLEL; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `DATA_PATH` should have a snake case name [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut DATA_PATH: String = String::new(); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `data_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `OFFSET` should have a snake case name [INFO] [stdout] --> src/main.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut OFFSET: u64 = 0; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SIZE` should have a snake case name [INFO] [stdout] --> src/main.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut SIZE: u64 = 0; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `PARALLEL` should have a snake case name [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut PARALLEL: u64 = 2; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `parallel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes_read` [INFO] [stdout] --> src/main.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | let bytes_read = thread_file.read_at(thread_start_clone, &mut buf).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let mut last_window_size = SIZE % PARALLEL; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `DATA_PATH` should have a snake case name [INFO] [stdout] --> src/main.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | let mut DATA_PATH: String = String::new(); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `data_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `OFFSET` should have a snake case name [INFO] [stdout] --> src/main.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut OFFSET: u64 = 0; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SIZE` should have a snake case name [INFO] [stdout] --> src/main.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut SIZE: u64 = 0; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `PARALLEL` should have a snake case name [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut PARALLEL: u64 = 2; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `parallel` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.16s [INFO] running `Command { std: "docker" "inspect" "e19980645d7f9b547ad136a3e3d80a7cba9fadd5287795e6ea3732cc90bdcd14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e19980645d7f9b547ad136a3e3d80a7cba9fadd5287795e6ea3732cc90bdcd14", kill_on_drop: false }` [INFO] [stdout] e19980645d7f9b547ad136a3e3d80a7cba9fadd5287795e6ea3732cc90bdcd14