[INFO] cloning repository https://github.com/atkinchris/cpu-stats-logger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atkinchris/cpu-stats-logger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatkinchris%2Fcpu-stats-logger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatkinchris%2Fcpu-stats-logger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a129c9fc55fcb9bd1b412af0a3c15c2215946a5d
[INFO] testing atkinchris/cpu-stats-logger against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatkinchris%2Fcpu-stats-logger" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atkinchris/cpu-stats-logger on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/atkinchris/cpu-stats-logger
[INFO] finished tweaking git repo https://github.com/atkinchris/cpu-stats-logger
[INFO] tweaked toml for git repo https://github.com/atkinchris/cpu-stats-logger written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/atkinchris/cpu-stats-logger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] e59292e6a3d008e743922bf934b184653622702d8358029f760aa443a010d302
[INFO] running `Command { std: "docker" "start" "-a" "e59292e6a3d008e743922bf934b184653622702d8358029f760aa443a010d302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e59292e6a3d008e743922bf934b184653622702d8358029f760aa443a010d302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59292e6a3d008e743922bf934b184653622702d8358029f760aa443a010d302", kill_on_drop: false }`
[INFO] [stdout] e59292e6a3d008e743922bf934b184653622702d8358029f760aa443a010d302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] b01f7401b235b56a8d0b3a1ddc56af8e7750a070a38e647b5f0303569a0340e0
[INFO] running `Command { std: "docker" "start" "-a" "b01f7401b235b56a8d0b3a1ddc56af8e7750a070a38e647b5f0303569a0340e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling sysinfo v0.12.0
[INFO] [stderr]    Compiling whoami v0.8.1
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio v0.2.16
[INFO] [stderr]    Compiling stderrlog v0.4.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling structopt v0.3.12
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling statslogger v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stats.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     &sys.refresh_all();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = &sys.refresh_all();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stats.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     &sys.refresh_all();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = &sys.refresh_all();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `Command { std: "docker" "inspect" "b01f7401b235b56a8d0b3a1ddc56af8e7750a070a38e647b5f0303569a0340e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01f7401b235b56a8d0b3a1ddc56af8e7750a070a38e647b5f0303569a0340e0", kill_on_drop: false }`
[INFO] [stdout] b01f7401b235b56a8d0b3a1ddc56af8e7750a070a38e647b5f0303569a0340e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 75607869ae0961db31858489d9415cb38d9ef6a083dea5e0957291008c4b5e35
[INFO] running `Command { std: "docker" "start" "-a" "75607869ae0961db31858489d9415cb38d9ef6a083dea5e0957291008c4b5e35", kill_on_drop: false }`
[INFO] [stderr]    Compiling statslogger v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stats.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     &sys.refresh_all();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = &sys.refresh_all();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stats.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     &sys.refresh_all();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = &sys.refresh_all();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stats.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     &sys.refresh_all();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let _ = &sys.refresh_all();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] [stderr]   Executable unittests src/stats.rs (/opt/rustwide/target/debug/deps/statslogger-f4903876def8d535)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/statslogger-7fa17524f9f7f8e4)
[INFO] running `Command { std: "docker" "inspect" "75607869ae0961db31858489d9415cb38d9ef6a083dea5e0957291008c4b5e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75607869ae0961db31858489d9415cb38d9ef6a083dea5e0957291008c4b5e35", kill_on_drop: false }`
[INFO] [stdout] 75607869ae0961db31858489d9415cb38d9ef6a083dea5e0957291008c4b5e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b5327538ccb8508b86f2d89194ba76f26bfb3afc66ef30a691ac761a83cea9bd
[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" "b5327538ccb8508b86f2d89194ba76f26bfb3afc66ef30a691ac761a83cea9bd", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/stats.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     &sys.refresh_all();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let _ = &sys.refresh_all();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `statslogger` (lib) generated 1 warning
[INFO] [stderr] warning: `statslogger` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `statslogger` (bin "statslogger" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/stats.rs (/opt/rustwide/target/debug/deps/statslogger-f4903876def8d535)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/statslogger-7fa17524f9f7f8e4)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests statslogger
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b5327538ccb8508b86f2d89194ba76f26bfb3afc66ef30a691ac761a83cea9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5327538ccb8508b86f2d89194ba76f26bfb3afc66ef30a691ac761a83cea9bd", kill_on_drop: false }`
[INFO] [stdout] b5327538ccb8508b86f2d89194ba76f26bfb3afc66ef30a691ac761a83cea9bd