[INFO] fetching crate wal-rs 1.0.2...
[INFO] checking wal-rs-1.0.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate wal-rs 1.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate wal-rs 1.0.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wal-rs 1.0.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate wal-rs 1.0.2
[INFO] tweaked toml for crates.io crate wal-rs 1.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding crc v1.8.1 (latest: v3.2.1)
[INFO] [stderr]       Adding hex v0.3.2 (latest: v0.4.3)
[INFO] [stderr]       Adding rand v0.5.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5f6e713857c2aa78945ad2cc4b77348072bed63a4422d45d1278e268aef8ce7
[INFO] running `Command { std: "docker" "start" "-a" "a5f6e713857c2aa78945ad2cc4b77348072bed63a4422d45d1278e268aef8ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5f6e713857c2aa78945ad2cc4b77348072bed63a4422d45d1278e268aef8ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f6e713857c2aa78945ad2cc4b77348072bed63a4422d45d1278e268aef8ce7", kill_on_drop: false }`
[INFO] [stdout] a5f6e713857c2aa78945ad2cc4b77348072bed63a4422d45d1278e268aef8ce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48fb48e0750569b0443b275274c027f7f9f0546d90612e6bab177046374c9ba1
[INFO] running `Command { std: "docker" "start" "-a" "48fb48e0750569b0443b275274c027f7f9f0546d90612e6bab177046374c9ba1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking wal-rs v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wal/mod.rs:94:52
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn try_allocate(&mut self, n: usize) -> Result<(usize)> {
[INFO] [stdout]    |                                                    ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -     fn try_allocate(&mut self, n: usize) -> Result<(usize)> {
[INFO] [stdout] 94 +     fn try_allocate(&mut self, n: usize) -> Result<usize> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/wal/mod.rs:94:52
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn try_allocate(&mut self, n: usize) -> Result<(usize)> {
[INFO] [stdout]    |                                                    ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -     fn try_allocate(&mut self, n: usize) -> Result<(usize)> {
[INFO] [stdout] 94 +     fn try_allocate(&mut self, n: usize) -> Result<usize> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "48fb48e0750569b0443b275274c027f7f9f0546d90612e6bab177046374c9ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fb48e0750569b0443b275274c027f7f9f0546d90612e6bab177046374c9ba1", kill_on_drop: false }`
[INFO] [stdout] 48fb48e0750569b0443b275274c027f7f9f0546d90612e6bab177046374c9ba1