[INFO] fetching crate singleton-task 0.3.2...
[INFO] testing singleton-task-0.3.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate singleton-task 0.3.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate singleton-task 0.3.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate singleton-task 0.3.2
[INFO] tweaked toml for crates.io crate singleton-task 0.3.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate singleton-task 0.3.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate singleton-task 0.3.2 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jiff-static v0.2.10
[INFO] [stderr]   Downloaded jiff v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] deb5b0f30d850a503a881a6a9562092824f44db8af50755dfb620c8095b3f705
[INFO] running `Command { std: "docker" "start" "-a" "deb5b0f30d850a503a881a6a9562092824f44db8af50755dfb620c8095b3f705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deb5b0f30d850a503a881a6a9562092824f44db8af50755dfb620c8095b3f705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb5b0f30d850a503a881a6a9562092824f44db8af50755dfb620c8095b3f705", kill_on_drop: false }`
[INFO] [stdout] deb5b0f30d850a503a881a6a9562092824f44db8af50755dfb620c8095b3f705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 664ff4aa85389eeea6f97377e6eea9d905d3ba4845d25496b971c6776bfe0f12
[INFO] running `Command { std: "docker" "start" "-a" "664ff4aa85389eeea6f97377e6eea9d905d3ba4845d25496b971c6776bfe0f12", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling singleton-task v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.56s
[INFO] running `Command { std: "docker" "inspect" "664ff4aa85389eeea6f97377e6eea9d905d3ba4845d25496b971c6776bfe0f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664ff4aa85389eeea6f97377e6eea9d905d3ba4845d25496b971c6776bfe0f12", kill_on_drop: false }`
[INFO] [stdout] 664ff4aa85389eeea6f97377e6eea9d905d3ba4845d25496b971c6776bfe0f12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 031e2b598d7efb2dc27e38061c9fb93939ceda238c3512d72b61ce55b5b2ffb7
[INFO] running `Command { std: "docker" "start" "-a" "031e2b598d7efb2dc27e38061c9fb93939ceda238c3512d72b61ce55b5b2ffb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling jiff v0.2.10
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling singleton-task v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.01s
[INFO] running `Command { std: "docker" "inspect" "031e2b598d7efb2dc27e38061c9fb93939ceda238c3512d72b61ce55b5b2ffb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031e2b598d7efb2dc27e38061c9fb93939ceda238c3512d72b61ce55b5b2ffb7", kill_on_drop: false }`
[INFO] [stdout] 031e2b598d7efb2dc27e38061c9fb93939ceda238c3512d72b61ce55b5b2ffb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0fbcb77843f2887af2af28391c2d56af55c28fbbd6cc542ee7608e6d64ed4950
[INFO] running `Command { std: "docker" "start" "-a" "0fbcb77843f2887af2af28391c2d56af55c28fbbd6cc542ee7608e6d64ed4950", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/singleton_task-cfcbff32c8ebc8a4)
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/test-fa22c7201dc281c9)
[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 2 tests
[INFO] [stdout] test test_stop ... ok
[INFO] [stdout] test test_stop2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0fbcb77843f2887af2af28391c2d56af55c28fbbd6cc542ee7608e6d64ed4950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbcb77843f2887af2af28391c2d56af55c28fbbd6cc542ee7608e6d64ed4950", kill_on_drop: false }`
[INFO] [stdout] 0fbcb77843f2887af2af28391c2d56af55c28fbbd6cc542ee7608e6d64ed4950