[INFO] cloning repository https://github.com/joshkeating/bloom-filter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshkeating/bloom-filter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshkeating%2Fbloom-filter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshkeating%2Fbloom-filter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b45e7741b202b79a91a43714c081d0fe4a64614
[INFO] checking joshkeating/bloom-filter against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshkeating%2Fbloom-filter" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joshkeating/bloom-filter
[INFO] finished tweaking git repo https://github.com/joshkeating/bloom-filter
[INFO] tweaked toml for git repo https://github.com/joshkeating/bloom-filter written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joshkeating/bloom-filter on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joshkeating/bloom-filter 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `bloom_filter` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../bloom_filter
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `bloom-filter`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:6:8
[INFO] [stderr]    |
[INFO] [stderr]  6 - name = "bloom_filter"
[INFO] [stderr]  6 + name = "bloom-filter"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `bloom-filter`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:7:19
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ version = "0.1.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "bloom-filter"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `bloom_filter` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19
[INFO] running `Command { std: "docker" "start" "fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19", 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" "fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19", 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" "fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `bloom_filter` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../bloom_filter
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `bloom-filter`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:6:8
[INFO] [stderr]    |
[INFO] [stderr]  6 - name = "bloom_filter"
[INFO] [stderr]  6 + name = "bloom-filter"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `bloom-filter`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:7:19
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ version = "0.1.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "bloom-filter"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `bloom_filter` (manifest) generated 1 warning
[INFO] [stderr]     Checking bloom_filter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/bloom.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]   --> src/bloom.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::slice::Iter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Display`
[INFO] [stdout]  --> src/bitset.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Formatter, Display};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]  --> src/bitset.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::slice::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/bitset.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/bitset.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 Ok((self.data[index as usize] |= 1 << offset))
[INFO] [stdout]    |                    ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -                 Ok((self.data[index as usize] |= 1 << offset))
[INFO] [stdout] 22 +                 Ok(self.data[index as usize] |= 1 << offset)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitset::BitSet`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bitset::BitSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/bloom.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]   --> src/bloom.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::slice::Iter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Display`
[INFO] [stdout]  --> src/bitset.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Formatter, Display};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::Iter`
[INFO] [stdout]  --> src/bitset.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::slice::Iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/bitset.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/bitset.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 Ok((self.data[index as usize] |= 1 << offset))
[INFO] [stdout]    |                    ^                                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -                 Ok((self.data[index as usize] |= 1 << offset))
[INFO] [stdout] 22 +                 Ok(self.data[index as usize] |= 1 << offset)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitset::BitSet`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bitset::BitSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Bloom` is never constructed
[INFO] [stdout]   --> src/bloom.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Bloom {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, `contains`, and `get_indices` are never used
[INFO] [stdout]   --> src/bloom.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Bloom {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new(bitset_len: usize, num_hashes: u32) -> Bloom {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn insert<T: Hash>(&mut self, value: T) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn contains<T: Hash>(&self, value: T) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     fn get_indices<T: Hash>(&self, value: T) -> Vec<usize> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitSet` is never constructed
[INFO] [stdout]  --> src/bitset.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BitSet {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set`, `get`, and `get_position` are never used
[INFO] [stdout]   --> src/bitset.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl BitSet {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 14 |     pub fn new(size: usize) -> BitSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn set(&mut self, index: usize) -> Result<(), String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn get(&self, index: usize) -> Result<bool, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn get_position(&self, i: usize) -> Result<(usize, usize), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/bitset.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if i < 0 || i >= self.size {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/bitset.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |         if i < 0 || i >= self.size {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bitset.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         bs.set(i);
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let _ = bs.set(i);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bitset.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     bs.set(0);
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let _ = bs.set(0);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bitset.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     bs.set(0);
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let _ = bs.set(0);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19", kill_on_drop: false }`
[INFO] [stdout] fe96cdf5b599ddf3752bbf80156aba74645cb61b755be12201347c4def9c8e19
