[INFO] fetching crate system-extensions 0.0.2...
[INFO] checking system-extensions-0.0.2 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate system-extensions 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate system-extensions 0.0.2 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system-extensions 0.0.2
[INFO] finished tweaking crates.io crate system-extensions 0.0.2
[INFO] tweaked toml for crates.io crate system-extensions 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 888e36cf94a5af3e1f802c1638dc40d40e256d06af1ee2e22e14c0de176d970d
[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" "888e36cf94a5af3e1f802c1638dc40d40e256d06af1ee2e22e14c0de176d970d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "888e36cf94a5af3e1f802c1638dc40d40e256d06af1ee2e22e14c0de176d970d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888e36cf94a5af3e1f802c1638dc40d40e256d06af1ee2e22e14c0de176d970d", kill_on_drop: false }`
[INFO] [stdout] 888e36cf94a5af3e1f802c1638dc40d40e256d06af1ee2e22e14c0de176d970d
[INFO] running `Command { std: "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" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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] 3330e3e0fabc99358cc72408a57290eaa8504fbbb2ebbca7096e1c0de5098a69
[INFO] running `Command { std: "docker" "start" "-a" "3330e3e0fabc99358cc72408a57290eaa8504fbbb2ebbca7096e1c0de5098a69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking system-extensions v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem`
[INFO] [stdout]  --> src/processes/processes.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsStr`
[INFO] [stdout]  --> src/metadata/time.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ffi::OsStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::once`
[INFO] [stdout]  --> src/metadata/time.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::iter::once;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]    --> src/metadata/time.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |     use std::cmp::min;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/metadata/attribute.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/lib.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use std::fs::File;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]   --> src/lib.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use std::ops::Add;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `set_creation_date`
[INFO] [stdout]   --> src/lib.rs:64:43
[INFO] [stdout]    |
[INFO] [stdout] 64 |     use crate::metadata::time::{FileTime, set_creation_date, set_accessed_date, set_changed_date, filetime_to_systime};
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Attributes`, `get_attributes`, `has_attribute`, `set_attribute`
[INFO] [stdout]   --> src/lib.rs:65:38
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use crate::metadata::attribute::{set_attribute, Attributes, has_attribute, get_attributes};
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/metadata/time.rs:297:26
[INFO] [stdout]     |
[INFO] [stdout] 297 | pub fn set_creation_date(file: &Path, create: &FileTime) -> bool {
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `create`
[INFO] [stdout]    --> src/metadata/time.rs:297:39
[INFO] [stdout]     |
[INFO] [stdout] 297 | pub fn set_creation_date(file: &Path, create: &FileTime) -> bool {
[INFO] [stdout]     |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_create`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/metadata/attribute.rs:188:22
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub fn set_attribute(file: &Path, attrib: Attributes) -> bool {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrib`
[INFO] [stdout]    --> src/metadata/attribute.rs:188:35
[INFO] [stdout]     |
[INFO] [stdout] 188 | pub fn set_attribute(file: &Path, attrib: Attributes) -> bool {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_attrib`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/metadata/attribute.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub fn has_attribute(file: &Path, attrib: Attributes) -> bool {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrib`
[INFO] [stdout]    --> src/metadata/attribute.rs:211:35
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub fn has_attribute(file: &Path, attrib: Attributes) -> bool {
[INFO] [stdout]     |                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_attrib`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]    --> src/metadata/attribute.rs:233:23
[INFO] [stdout]     |
[INFO] [stdout] 233 | pub fn get_attributes(file: &Path) -> Result<Vec<Attributes>, String> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ATTRIBUTES`
[INFO] [stdout]   --> src/metadata/attribute.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | const ATTRIBUTES: [Attributes; 3] = [Attributes::NORMAL, Attributes::HIDDEN, Attributes::READ_ONLY];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "3330e3e0fabc99358cc72408a57290eaa8504fbbb2ebbca7096e1c0de5098a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3330e3e0fabc99358cc72408a57290eaa8504fbbb2ebbca7096e1c0de5098a69", kill_on_drop: false }`
[INFO] [stdout] 3330e3e0fabc99358cc72408a57290eaa8504fbbb2ebbca7096e1c0de5098a69