[INFO] fetching crate munin-cpu1sec 0.2.2...
[INFO] building munin-cpu1sec-0.2.2 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate munin-cpu1sec 0.2.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate munin-cpu1sec 0.2.2 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate munin-cpu1sec 0.2.2
[INFO] finished tweaking crates.io crate munin-cpu1sec 0.2.2
[INFO] tweaked toml for crates.io crate munin-cpu1sec 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate munin-cpu1sec 0.2.2 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded daemonize v0.4.1
[INFO] [stderr]   Downloaded munin-plugin v0.1.14
[INFO] [stderr]   Downloaded boxfnonce v0.1.1
[INFO] [stderr]   Downloaded procfs v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3037c5d2e223d3a379f1f7cd202a9fcbe8dfc99447fde9ee6ceff000b31dffb9
[INFO] running `Command { std: "docker" "start" "-a" "3037c5d2e223d3a379f1f7cd202a9fcbe8dfc99447fde9ee6ceff000b31dffb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3037c5d2e223d3a379f1f7cd202a9fcbe8dfc99447fde9ee6ceff000b31dffb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3037c5d2e223d3a379f1f7cd202a9fcbe8dfc99447fde9ee6ceff000b31dffb9", kill_on_drop: false }`
[INFO] [stdout] 3037c5d2e223d3a379f1f7cd202a9fcbe8dfc99447fde9ee6ceff000b31dffb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08e70d4d0aeaa096cecf8795483aebd8bb9dcd2372ff1fc31579eed50f4eefd8
[INFO] running `Command { std: "docker" "start" "-a" "08e70d4d0aeaa096cecf8795483aebd8bb9dcd2372ff1fc31579eed50f4eefd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling boxfnonce v0.1.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling spin_sleep v1.1.1
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling daemonize v0.4.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling munin-plugin v0.1.14
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling simple_logger v2.1.0
[INFO] [stderr]    Compiling procfs v0.12.0
[INFO] [stderr]    Compiling munin-cpu1sec v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             /// By default we assume we do graphs for "total"
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 98 |             cpu: u32::max_value(),
[INFO] [stdout]    |             --------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |               /// Data is for *right* *now*
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 101 | /             epoch: SystemTime::now()
[INFO] [stdout] 102 | |                 .duration_since(UNIX_EPOCH)
[INFO] [stdout] 103 | |                 .expect("Couldn't get epoch")
[INFO] [stdout] 104 | |                 .as_secs(),
[INFO] [stdout]     | |__________________________- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             /// No sense substracting CPU number
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 129 |             cpu: self.cpu,
[INFO] [stdout]     |             ------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |             /// We always take the newer epoch
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 131 |             epoch: other.epoch,
[INFO] [stdout]     |             ------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             /// Boolean value do not substract
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 143 |             cpudetail: self.cpudetail,
[INFO] [stdout]     |             ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "08e70d4d0aeaa096cecf8795483aebd8bb9dcd2372ff1fc31579eed50f4eefd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e70d4d0aeaa096cecf8795483aebd8bb9dcd2372ff1fc31579eed50f4eefd8", kill_on_drop: false }`
[INFO] [stdout] 08e70d4d0aeaa096cecf8795483aebd8bb9dcd2372ff1fc31579eed50f4eefd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5faa2406d226a7f927a5151f7ad9515060b5ba7ce61694979200cd90713e0a8e
[INFO] running `Command { std: "docker" "start" "-a" "5faa2406d226a7f927a5151f7ad9515060b5ba7ce61694979200cd90713e0a8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling munin-cpu1sec v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             /// By default we assume we do graphs for "total"
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 98 |             cpu: u32::max_value(),
[INFO] [stdout]    |             --------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |               /// Data is for *right* *now*
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 101 | /             epoch: SystemTime::now()
[INFO] [stdout] 102 | |                 .duration_since(UNIX_EPOCH)
[INFO] [stdout] 103 | |                 .expect("Couldn't get epoch")
[INFO] [stdout] 104 | |                 .as_secs(),
[INFO] [stdout]     | |__________________________- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             /// No sense substracting CPU number
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 129 |             cpu: self.cpu,
[INFO] [stdout]     |             ------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |             /// We always take the newer epoch
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 131 |             epoch: other.epoch,
[INFO] [stdout]     |             ------------------ rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/main.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             /// Boolean value do not substract
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 143 |             cpudetail: self.cpudetail,
[INFO] [stdout]     |             ------------------------- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "5faa2406d226a7f927a5151f7ad9515060b5ba7ce61694979200cd90713e0a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5faa2406d226a7f927a5151f7ad9515060b5ba7ce61694979200cd90713e0a8e", kill_on_drop: false }`
[INFO] [stdout] 5faa2406d226a7f927a5151f7ad9515060b5ba7ce61694979200cd90713e0a8e