[INFO] fetching crate redox_users 0.4.0...
[INFO] checking redox_users-0.4.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate redox_users 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate redox_users 0.4.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redox_users 0.4.0
[INFO] finished tweaking crates.io crate redox_users 0.4.0
[INFO] tweaked toml for crates.io crate redox_users 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7218593006c8f8f21670ed6d7c89233668bbeda1fce5931dee17569efa8409f3
[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" "7218593006c8f8f21670ed6d7c89233668bbeda1fce5931dee17569efa8409f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7218593006c8f8f21670ed6d7c89233668bbeda1fce5931dee17569efa8409f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7218593006c8f8f21670ed6d7c89233668bbeda1fce5931dee17569efa8409f3", kill_on_drop: false }`
[INFO] [stdout] 7218593006c8f8f21670ed6d7c89233668bbeda1fce5931dee17569efa8409f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed0f7e6ae46b521ff8a5a9b96b71995b2fc341d0016fc8bcf3f5c744b910c6fe
[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" "ed0f7e6ae46b521ff8a5a9b96b71995b2fc341d0016fc8bcf3f5c744b910c6fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking redox_syscall v0.2.9
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking redox_users v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:395:28
[INFO] [stdout]     |
[INFO] [stdout] 395 |             None => panic!(USER_AUTH_FULL_EXPECTED_HASH)
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 395 |             None => panic!("{}", USER_AUTH_FULL_EXPECTED_HASH)
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 395 |             None => std::panic::panic_any(USER_AUTH_FULL_EXPECTED_HASH)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_locked_file`
[INFO] [stdout]     --> src/lib.rs:1118:8
[INFO] [stdout]      |
[INFO] [stdout] 1118 |     fn write_locked_file(file: impl AsRef<Path>, cntnt: impl AsRef<[u8]>) -> Result<()> {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:395:28
[INFO] [stdout]     |
[INFO] [stdout] 395 |             None => panic!(USER_AUTH_FULL_EXPECTED_HASH)
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 395 |             None => panic!("{}", USER_AUTH_FULL_EXPECTED_HASH)
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 395 |             None => std::panic::panic_any(USER_AUTH_FULL_EXPECTED_HASH)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `Command { std: "docker" "inspect" "ed0f7e6ae46b521ff8a5a9b96b71995b2fc341d0016fc8bcf3f5c744b910c6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0f7e6ae46b521ff8a5a9b96b71995b2fc341d0016fc8bcf3f5c744b910c6fe", kill_on_drop: false }`
[INFO] [stdout] ed0f7e6ae46b521ff8a5a9b96b71995b2fc341d0016fc8bcf3f5c744b910c6fe