[INFO] fetching crate linux-stats 0.3.1...
[INFO] checking linux-stats-0.3.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate linux-stats 0.3.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate linux-stats 0.3.1 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 linux-stats 0.3.1
[INFO] finished tweaking crates.io crate linux-stats 0.3.1
[INFO] tweaked toml for crates.io crate linux-stats 0.3.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 429b79e8f8cd8d0d6f7ea710fff741a17d13cd3b089884860d89b372aa4a37be
[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" "429b79e8f8cd8d0d6f7ea710fff741a17d13cd3b089884860d89b372aa4a37be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "429b79e8f8cd8d0d6f7ea710fff741a17d13cd3b089884860d89b372aa4a37be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429b79e8f8cd8d0d6f7ea710fff741a17d13cd3b089884860d89b372aa4a37be", kill_on_drop: false }`
[INFO] [stdout] 429b79e8f8cd8d0d6f7ea710fff741a17d13cd3b089884860d89b372aa4a37be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 7707955d452501d59fac9214fee3c11121836e6d0df4b2870f2252984ce6c1ef
[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" "7707955d452501d59fac9214fee3c11121836e6d0df4b2870f2252984ce6c1ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking linux-stats v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:27:51
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:106:51
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:106:35
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:27:51
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:27:35
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:106:51
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:106:35
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Debug, PartialEq, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `Command { std: "docker" "inspect" "7707955d452501d59fac9214fee3c11121836e6d0df4b2870f2252984ce6c1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7707955d452501d59fac9214fee3c11121836e6d0df4b2870f2252984ce6c1ef", kill_on_drop: false }`
[INFO] [stdout] 7707955d452501d59fac9214fee3c11121836e6d0df4b2870f2252984ce6c1ef