[INFO] fetching crate fs-verity 0.1.0...
[INFO] checking fs-verity-0.1.0 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate fs-verity 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fs-verity 0.1.0 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fs-verity 0.1.0
[INFO] finished tweaking crates.io crate fs-verity 0.1.0
[INFO] tweaked toml for crates.io crate fs-verity 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate fs-verity 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] [stderr]   Downloaded parse-display v0.4.0
[INFO] [stderr]   Downloaded parse-display-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03bea1d8d78e12b314c6aaeee19bcbb68f5422106ab2cf7897dca8291cecb24a
[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" "03bea1d8d78e12b314c6aaeee19bcbb68f5422106ab2cf7897dca8291cecb24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03bea1d8d78e12b314c6aaeee19bcbb68f5422106ab2cf7897dca8291cecb24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bea1d8d78e12b314c6aaeee19bcbb68f5422106ab2cf7897dca8291cecb24a", kill_on_drop: false }`
[INFO] [stdout] 03bea1d8d78e12b314c6aaeee19bcbb68f5422106ab2cf7897dca8291cecb24a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a8351c4eae809f0634041b1dcc704bfdb2276eb8a55f154491444b2315a8882
[INFO] running `Command { std: "docker" "start" "-a" "3a8351c4eae809f0634041b1dcc704bfdb2276eb8a55f154491444b2315a8882", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling parse-display-derive v0.4.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking parse-display v0.4.0
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking fs-verity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/config.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use super::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/config.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use super::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![feature(str_split_once)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![feature(str_split_once)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs_verity::linux::fsverity_measure`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fs_verity::linux::fsverity_measure;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs_verity::linux::fsverity_measure`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use fs_verity::linux::fsverity_measure;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.20s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a8351c4eae809f0634041b1dcc704bfdb2276eb8a55f154491444b2315a8882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a8351c4eae809f0634041b1dcc704bfdb2276eb8a55f154491444b2315a8882", kill_on_drop: false }`
[INFO] [stdout] 3a8351c4eae809f0634041b1dcc704bfdb2276eb8a55f154491444b2315a8882