[INFO] fetching crate trasher 1.7.3...
[INFO] checking trasher-1.7.3 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate trasher 1.7.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate trasher 1.7.3 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trasher 1.7.3
[INFO] finished tweaking crates.io crate trasher 1.7.3
[INFO] tweaked toml for crates.io crate trasher 1.7.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate trasher 1.7.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8feeed9db23421752313caecd506eb2aa9c6187a4fa2680488c5de6040b9ad7d
[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" "8feeed9db23421752313caecd506eb2aa9c6187a4fa2680488c5de6040b9ad7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8feeed9db23421752313caecd506eb2aa9c6187a4fa2680488c5de6040b9ad7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8feeed9db23421752313caecd506eb2aa9c6187a4fa2680488c5de6040b9ad7d", kill_on_drop: false }`
[INFO] [stdout] 8feeed9db23421752313caecd506eb2aa9c6187a4fa2680488c5de6040b9ad7d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] f6e9c2f2da424bb6efa6304ab9f81500157a1eaa024c3d527f91d7ecd9bbef97
[INFO] running `Command { std: "docker" "start" "-a" "f6e9c2f2da424bb6efa6304ab9f81500157a1eaa024c3d527f91d7ecd9bbef97", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking debug-helper v0.3.10
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking crc-any v2.3.5
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking trasher v1.7.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fs::File`
[INFO] [stdout]  --> src/items.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{fmt, fs::File};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs::File`
[INFO] [stdout]  --> src/items.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{fmt, fs::File};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_type`
[INFO] [stdout]   --> src/items.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn file_type(&self) -> Option<&FileType> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_type`
[INFO] [stdout]   --> src/items.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn file_type(&self) -> Option<&FileType> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.71s
[INFO] running `Command { std: "docker" "inspect" "f6e9c2f2da424bb6efa6304ab9f81500157a1eaa024c3d527f91d7ecd9bbef97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e9c2f2da424bb6efa6304ab9f81500157a1eaa024c3d527f91d7ecd9bbef97", kill_on_drop: false }`
[INFO] [stdout] f6e9c2f2da424bb6efa6304ab9f81500157a1eaa024c3d527f91d7ecd9bbef97