[INFO] fetching crate memfault-ssf 1.24.0... [INFO] testing memfault-ssf-1.24.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate memfault-ssf 1.24.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate memfault-ssf 1.24.0 [INFO] finished tweaking crates.io crate memfault-ssf 1.24.0 [INFO] tweaked toml for crates.io crate memfault-ssf 1.24.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate memfault-ssf 1.24.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 45 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf07ba5d261c014fa0795b77a1e4cb6d1c3977c4784aac868d3ecfe76ef7e994 [INFO] running `Command { std: "docker" "start" "-a" "bf07ba5d261c014fa0795b77a1e4cb6d1c3977c4784aac868d3ecfe76ef7e994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf07ba5d261c014fa0795b77a1e4cb6d1c3977c4784aac868d3ecfe76ef7e994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf07ba5d261c014fa0795b77a1e4cb6d1c3977c4784aac868d3ecfe76ef7e994", kill_on_drop: false }` [INFO] [stdout] bf07ba5d261c014fa0795b77a1e4cb6d1c3977c4784aac868d3ecfe76ef7e994 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f80365af710ccd117afc7bcb26057aac5af4c70674a807adbd7a539017ae87f [INFO] running `Command { std: "docker" "start" "-a" "9f80365af710ccd117afc7bcb26057aac5af4c70674a807adbd7a539017ae87f", kill_on_drop: false }` [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling socket2 v0.6.0 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling memfault-ssf v1.24.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `prepare_next` is never used [INFO] [stdout] --> src/scheduler.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 75 | trait ScheduledTask: Send { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] 76 | fn execute(&self) -> Result<(), MailboxError>; [INFO] [stdout] 77 | fn prepare_next(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s [INFO] running `Command { std: "docker" "inspect" "9f80365af710ccd117afc7bcb26057aac5af4c70674a807adbd7a539017ae87f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f80365af710ccd117afc7bcb26057aac5af4c70674a807adbd7a539017ae87f", kill_on_drop: false }` [INFO] [stdout] 9f80365af710ccd117afc7bcb26057aac5af4c70674a807adbd7a539017ae87f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbfee4b66666a203665f1122731a35fe05aeaebbbef65389fcb414fd4ae6be82 [INFO] running `Command { std: "docker" "start" "-a" "bbfee4b66666a203665f1122731a35fe05aeaebbbef65389fcb414fd4ae6be82", kill_on_drop: false }` [INFO] [stderr] Compiling memfault-ssf v1.24.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `prepare_next` is never used [INFO] [stdout] --> src/scheduler.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 75 | trait ScheduledTask: Send { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] 76 | fn execute(&self) -> Result<(), MailboxError>; [INFO] [stdout] 77 | fn prepare_next(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `prepare_next` is never used [INFO] [stdout] --> src/scheduler.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 75 | trait ScheduledTask: Send { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] 76 | fn execute(&self) -> Result<(), MailboxError>; [INFO] [stdout] 77 | fn prepare_next(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "bbfee4b66666a203665f1122731a35fe05aeaebbbef65389fcb414fd4ae6be82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbfee4b66666a203665f1122731a35fe05aeaebbbef65389fcb414fd4ae6be82", kill_on_drop: false }` [INFO] [stdout] bbfee4b66666a203665f1122731a35fe05aeaebbbef65389fcb414fd4ae6be82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 01a0bef84fa4063e1221be524993921153813094b86f52f1e5272467facc0dfa [INFO] running `Command { std: "docker" "start" "-a" "01a0bef84fa4063e1221be524993921153813094b86f52f1e5272467facc0dfa", kill_on_drop: false }` [INFO] [stderr] warning: method `prepare_next` is never used [INFO] [stderr] --> src/scheduler.rs:77:8 [INFO] [stderr] | [INFO] [stderr] 75 | trait ScheduledTask: Send { [INFO] [stderr] | ------------- method in this trait [INFO] [stderr] 76 | fn execute(&self) -> Result<(), MailboxError>; [INFO] [stderr] 77 | fn prepare_next(&self) -> Box; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `memfault-ssf` (lib) generated 1 warning [INFO] [stderr] warning: `memfault-ssf` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/memfault_ssf-690bd7d73c29b5dd) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test scheduler::job::tests::can_have_multiple_jobs_at_same_time ... ok [INFO] [stdout] test scheduler::job::tests::use_in_a_heap ... ok [INFO] [stdout] test scheduler::job::tests::compare_jobs ... ok [INFO] [stdout] test service_thread::test::test_join ... ok [INFO] [stdout] test service_thread::test::test_join_dropped ... ok [INFO] [stdout] test service_thread::test::test_join_handle_error_conversion ... ok [INFO] [stdout] test service_thread::test::test_try_join ... ok [INFO] [stdout] test service_manager::test::test_system_stop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] [stderr] Running tests/message_mailbox.rs (/opt/rustwide/target/debug/deps/message_mailbox-2a6818603b1f292a) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test message_mailbox ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests memfault_ssf [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" "01a0bef84fa4063e1221be524993921153813094b86f52f1e5272467facc0dfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01a0bef84fa4063e1221be524993921153813094b86f52f1e5272467facc0dfa", kill_on_drop: false }` [INFO] [stdout] 01a0bef84fa4063e1221be524993921153813094b86f52f1e5272467facc0dfa