[INFO] cloning repository https://github.com/timkpaine/atomic-counter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timkpaine/atomic-counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimkpaine%2Fatomic-counter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimkpaine%2Fatomic-counter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5892e71dac7eebe828f50b940a77f0c2988f9c5e
[INFO] checking timkpaine/atomic-counter against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimkpaine%2Fatomic-counter" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timkpaine/atomic-counter
[INFO] finished tweaking git repo https://github.com/timkpaine/atomic-counter
[INFO] tweaked toml for git repo https://github.com/timkpaine/atomic-counter written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timkpaine/atomic-counter on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timkpaine/atomic-counter 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-5-tc2/source/rust/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/rust/Cargo.toml: unused manifest key: profile.test.junit
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36ea1ee349a57565e4e3949e38f7516f24ade923021fdbf0ec8584ad53e67d8b
[INFO] running `Command { std: "docker" "start" "-a" "36ea1ee349a57565e4e3949e38f7516f24ade923021fdbf0ec8584ad53e67d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36ea1ee349a57565e4e3949e38f7516f24ade923021fdbf0ec8584ad53e67d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ea1ee349a57565e4e3949e38f7516f24ade923021fdbf0ec8584ad53e67d8b", kill_on_drop: false }`
[INFO] [stdout] 36ea1ee349a57565e4e3949e38f7516f24ade923021fdbf0ec8584ad53e67d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8743b82ad2f29847c642ec5913f522deb7e597d54a8e7ec283325dd7c179a38
[INFO] running `Command { std: "docker" "start" "-a" "f8743b82ad2f29847c642ec5913f522deb7e597d54a8e7ec283325dd7c179a38", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/rust/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: /opt/rustwide/workdir/rust/Cargo.toml: unused manifest key: profile.test.junit
[INFO] [stderr]    Compiling pyo3-build-config v0.27.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]     Checking inventory v0.3.17
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking atomic_counter v0.1.4 (/opt/rustwide/workdir/rust)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> rust/src/lib.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling pyo3-macros-backend v0.27.1
[INFO] [stderr]    Compiling pyo3-ffi v0.27.1
[INFO] [stderr]    Compiling pyo3 v0.27.1
[INFO] [stderr]    Compiling pyo3-macros v0.27.1
[INFO] [stderr]     Checking atomic_counter_py v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn current(&self) -> u64 {
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn next(&mut self) -> u64 {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn next(&mut self) -> u64 {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn decode_timestamp_microseconds(value: u64) -> u64 {
[INFO] [stdout]    |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn current(&self) -> u64 {
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atomic_counter_py` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn current(&self) -> u64 {
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn next(&mut self) -> u64 {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:41:27
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn next(&mut self) -> u64 {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn decode_timestamp_microseconds(value: u64) -> u64 {
[INFO] [stdout]    |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]   --> src/lib.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn current(&self) -> u64 {
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atomic_counter_py` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "f8743b82ad2f29847c642ec5913f522deb7e597d54a8e7ec283325dd7c179a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8743b82ad2f29847c642ec5913f522deb7e597d54a8e7ec283325dd7c179a38", kill_on_drop: false }`
[INFO] [stdout] f8743b82ad2f29847c642ec5913f522deb7e597d54a8e7ec283325dd7c179a38