[INFO] updating cached repository https://github.com/polygonhell/rusttests
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3986072c5c042131daf22cd8530884e9882c6be0
[INFO] checking polygonhell/rusttests against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpolygonhell%2Frusttests" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/polygonhell/rusttests on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/polygonhell/rusttests
[INFO] finished tweaking git repo https://github.com/polygonhell/rusttests
[INFO] tweaked toml for git repo https://github.com/polygonhell/rusttests written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/polygonhell/rusttests already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b55aa177fede5cd4b02d302f646b7fef82d66bbc50042190f10a0208ae378ea
[INFO] running `"docker" "start" "-a" "4b55aa177fede5cd4b02d302f646b7fef82d66bbc50042190f10a0208ae378ea"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking regex-automata v0.1.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking bstr v0.2.1
[INFO] [stderr]     Checking csv v1.1.0
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking journal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/database.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |   d: [u8; (PAGE_SIZE - 4)],
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/database.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |   d: [u8; (PAGE_SIZE - 4)],
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/database.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |   d: [u32; ((PAGE_SIZE - 4) / 4)],
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/database.rs:197:28
[INFO] [stderr]     |
[INFO] [stderr] 197 |     self.data.leaf.d = [0; (PAGE_SIZE - 4)];
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/database.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |   d: [u8; (PAGE_SIZE - 4)],
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/database.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |   d: [u8; (PAGE_SIZE - 4)],
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> src/database.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |   d: [u32; ((PAGE_SIZE - 4) / 4)],
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/database.rs:197:28
[INFO] [stderr]     |
[INFO] [stderr] 197 |     self.data.leaf.d = [0; (PAGE_SIZE - 4)];
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> src/database.rs:281:14
[INFO] [stderr]     |
[INFO] [stderr] 281 |       d: [0; (PAGE_SIZE - 4)],
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MemoryPageProvider`
[INFO] [stderr]    --> benches/../src/paged_vector.rs:352:23
[INFO] [stderr]     |
[INFO] [stderr] 352 | use crate::database::{MemoryPageProvider};
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> benches/../src/database.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |   d: [u8; (PAGE_SIZE - 4)],
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> benches/../src/database.rs:49:11
[INFO] [stderr]    |
[INFO] [stderr] 49 |   d: [u8; (PAGE_SIZE - 4)],
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]   --> benches/../src/database.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |   d: [u32; ((PAGE_SIZE - 4) / 4)],
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around const expression
[INFO] [stderr]    --> benches/../src/database.rs:197:28
[INFO] [stderr]     |
[INFO] [stderr] 197 |     self.data.leaf.d = [0; (PAGE_SIZE - 4)];
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> benches/../src/database.rs:276:7
[INFO] [stderr]     |
[INFO] [stderr] 276 |   use super::*;
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.39s
[INFO] running `"docker" "inspect" "4b55aa177fede5cd4b02d302f646b7fef82d66bbc50042190f10a0208ae378ea"`
[INFO] running `"docker" "rm" "-f" "4b55aa177fede5cd4b02d302f646b7fef82d66bbc50042190f10a0208ae378ea"`
[INFO] [stdout] 4b55aa177fede5cd4b02d302f646b7fef82d66bbc50042190f10a0208ae378ea