[INFO] fetching crate future-profiler 0.1.0...
[INFO] testing future-profiler-0.1.0 against beta-2026-04-21 for beta-1.96-3
[INFO] extracting crate future-profiler 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate future-profiler 0.1.0
[INFO] finished tweaking crates.io crate future-profiler 0.1.0
[INFO] tweaked toml for crates.io crate future-profiler 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate future-profiler 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate future-profiler 0.1.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de2e37c4b62fdf25d9d27760377261aac772ef809bfcf986d773e14550d9ffb1
[INFO] running `Command { std: "docker" "start" "-a" "de2e37c4b62fdf25d9d27760377261aac772ef809bfcf986d773e14550d9ffb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de2e37c4b62fdf25d9d27760377261aac772ef809bfcf986d773e14550d9ffb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2e37c4b62fdf25d9d27760377261aac772ef809bfcf986d773e14550d9ffb1", kill_on_drop: false }`
[INFO] [stdout] de2e37c4b62fdf25d9d27760377261aac772ef809bfcf986d773e14550d9ffb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2fd30e470966dc47e769df8615f6890649c31d95dc11c8c57b6a3dad540ec2
[INFO] running `Command { std: "docker" "start" "-a" "2c2fd30e470966dc47e769df8615f6890649c31d95dc11c8c57b6a3dad540ec2", kill_on_drop: false }`
[INFO] [stderr]    Compiling future-profiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "2c2fd30e470966dc47e769df8615f6890649c31d95dc11c8c57b6a3dad540ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2fd30e470966dc47e769df8615f6890649c31d95dc11c8c57b6a3dad540ec2", kill_on_drop: false }`
[INFO] [stdout] 2c2fd30e470966dc47e769df8615f6890649c31d95dc11c8c57b6a3dad540ec2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c716a86dfcaf95c960db2d1f08feeeb29a468009ba2e3505fb9a8029c808308
[INFO] running `Command { std: "docker" "start" "-a" "6c716a86dfcaf95c960db2d1f08feeeb29a468009ba2e3505fb9a8029c808308", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling future-profiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `Command { std: "docker" "inspect" "6c716a86dfcaf95c960db2d1f08feeeb29a468009ba2e3505fb9a8029c808308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c716a86dfcaf95c960db2d1f08feeeb29a468009ba2e3505fb9a8029c808308", kill_on_drop: false }`
[INFO] [stdout] 6c716a86dfcaf95c960db2d1f08feeeb29a468009ba2e3505fb9a8029c808308
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e3c3bc3c378a946faad5b6537bc04a0ceda4853c0f9b2e01cb1288e38f83d14
[INFO] running `Command { std: "docker" "start" "-a" "7e3c3bc3c378a946faad5b6537bc04a0ceda4853c0f9b2e01cb1288e38f83d14", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/future_profiler-5d10a4c1e1a2a76b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::sleep_then_block ... ok
[INFO] [stdout] test tests::block_then_sleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests future_profiler
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ignored
[INFO] [stdout] test src/lib.rs - (line 38) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.13s; merged doctests compilation took 0.13s
[INFO] running `Command { std: "docker" "inspect" "7e3c3bc3c378a946faad5b6537bc04a0ceda4853c0f9b2e01cb1288e38f83d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3c3bc3c378a946faad5b6537bc04a0ceda4853c0f9b2e01cb1288e38f83d14", kill_on_drop: false }`
[INFO] [stdout] 7e3c3bc3c378a946faad5b6537bc04a0ceda4853c0f9b2e01cb1288e38f83d14