[INFO] fetching crate systemstat 0.2.3...
[INFO] checking systemstat-0.2.3 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate systemstat 0.2.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate systemstat 0.2.3 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate systemstat 0.2.3
[INFO] finished tweaking crates.io crate systemstat 0.2.3
[INFO] tweaked toml for crates.io crate systemstat 0.2.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate systemstat 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time-core v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.152
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded quote v1.0.23
[INFO] [stderr]   Downloaded syn v1.0.107
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[INFO] [stderr]   Downloaded libc v0.2.139
[INFO] [stderr]   Downloaded serde_derive v1.0.152
[INFO] [stderr]   Downloaded time v0.3.17
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded time-macros v0.2.6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8405392387ba06042c83746a2b755ffad8b263ba7857cba825ced54fae5c909f
[INFO] running `Command { std: "docker" "start" "-a" "8405392387ba06042c83746a2b755ffad8b263ba7857cba825ced54fae5c909f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8405392387ba06042c83746a2b755ffad8b263ba7857cba825ced54fae5c909f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8405392387ba06042c83746a2b755ffad8b263ba7857cba825ced54fae5c909f", kill_on_drop: false }`
[INFO] [stdout] 8405392387ba06042c83746a2b755ffad8b263ba7857cba825ced54fae5c909f
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 369ac537df0757b16969b7bbc98df4e1f830f1d5ded2e73886e9e1d151a440bb
[INFO] running `Command { std: "docker" "start" "-a" "369ac537df0757b16969b7bbc98df4e1f830f1d5ded2e73886e9e1d151a440bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking time v0.3.17
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking systemstat v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]   --> src/platform/linux.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use crate::data::*;
[INFO] [stdout]    |     -------------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 17 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]   --> src/platform/linux.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use crate::data::*;
[INFO] [stdout]    |     -------------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 17 | use std::time::Duration;
[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` profile [unoptimized + debuginfo] target(s) in 3.85s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "369ac537df0757b16969b7bbc98df4e1f830f1d5ded2e73886e9e1d151a440bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "369ac537df0757b16969b7bbc98df4e1f830f1d5ded2e73886e9e1d151a440bb", kill_on_drop: false }`
[INFO] [stdout] 369ac537df0757b16969b7bbc98df4e1f830f1d5ded2e73886e9e1d151a440bb