[INFO] fetching crate munin-plugin 0.2.0...
[INFO] checking munin-plugin-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate munin-plugin 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate munin-plugin 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate munin-plugin 0.2.0
[INFO] finished tweaking crates.io crate munin-plugin 0.2.0
[INFO] tweaked toml for crates.io crate munin-plugin 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding daemonize v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding procfs v0.12.0 (latest: v0.16.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded daemonize v0.4.1
[INFO] [stderr]   Downloaded boxfnonce v0.1.1
[INFO] [stderr]   Downloaded procfs v0.12.0
[INFO] [stderr]   Downloaded spin_sleep v1.2.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b305b86766bf976818d7c8f00ad854745d1f07dc1ac7b3df32fa513dc63e662
[INFO] running `Command { std: "docker" "start" "-a" "1b305b86766bf976818d7c8f00ad854745d1f07dc1ac7b3df32fa513dc63e662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b305b86766bf976818d7c8f00ad854745d1f07dc1ac7b3df32fa513dc63e662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b305b86766bf976818d7c8f00ad854745d1f07dc1ac7b3df32fa513dc63e662", kill_on_drop: false }`
[INFO] [stdout] 1b305b86766bf976818d7c8f00ad854745d1f07dc1ac7b3df32fa513dc63e662
[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" "-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3083ce2c1ea88f662b366c83f569b8de486828340738129bf923b6272a5024aa
[INFO] running `Command { std: "docker" "start" "-a" "3083ce2c1ea88f662b366c83f569b8de486828340738129bf923b6272a5024aa", kill_on_drop: false }`
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking spin_sleep v1.2.0
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]     Checking munin-plugin v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `fastrand` is imported redundantly
[INFO] [stdout]  --> src/config.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fastrand;
[INFO] [stdout]   |     ^^^^^^^^ the item `fastrand` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `spin_sleep::LoopHelper`: Use spin_sleep_util crate
[INFO] [stdout]    --> src/lib.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 | use spin_sleep::LoopHelper;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `spin_sleep::LoopHelper`: Use spin_sleep_util crate
[INFO] [stdout]    --> src/lib.rs:317:31
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let mut loop_helper = LoopHelper::builder().build_with_target_rate(1);
[INFO] [stdout]     |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking procfs v0.12.0
[INFO] [stdout] warning: the item `fastrand` is imported redundantly
[INFO] [stdout]  --> src/config.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fastrand;
[INFO] [stdout]   |     ^^^^^^^^ the item `fastrand` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PathBuf` is imported redundantly
[INFO] [stdout]    --> src/config.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     use super::*;
[INFO] [stdout]     |         -------- the item `PathBuf` is already imported here
[INFO] [stdout] 155 |     use std::path::PathBuf;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `spin_sleep::LoopHelper`: Use spin_sleep_util crate
[INFO] [stdout]    --> src/lib.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 | use spin_sleep::LoopHelper;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `spin_sleep::LoopHelper`: Use spin_sleep_util crate
[INFO] [stdout]    --> src/lib.rs:317:31
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let mut loop_helper = LoopHelper::builder().build_with_target_rate(1);
[INFO] [stdout]     |                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.86s
[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 4`
[INFO] running `Command { std: "docker" "inspect" "3083ce2c1ea88f662b366c83f569b8de486828340738129bf923b6272a5024aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3083ce2c1ea88f662b366c83f569b8de486828340738129bf923b6272a5024aa", kill_on_drop: false }`
[INFO] [stdout] 3083ce2c1ea88f662b366c83f569b8de486828340738129bf923b6272a5024aa