[INFO] fetching crate optimal 0.0.0...
[INFO] testing optimal-0.0.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate optimal 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate optimal 0.0.0
[INFO] finished tweaking crates.io crate optimal 0.0.0
[INFO] tweaked toml for crates.io crate optimal 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate optimal 0.0.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding rand_xoshiro v0.6.0 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded replace_with v0.1.8
[INFO] [stderr]   Downloaded blanket v0.3.0
[INFO] [stderr]   Downloaded partial-min-max v0.4.0
[INFO] [stderr]   Downloaded optimal-steepest v0.0.0
[INFO] [stderr]   Downloaded optimal-pbil v0.0.0
[INFO] [stderr]   Downloaded derive-getters v0.3.0
[INFO] [stderr]   Downloaded derive-num-bounded v0.0.0
[INFO] [stderr]   Downloaded optimal-core v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a25ae2873e42c3dc4f23a8f7cfaef7cdfa389df1031ce1ac34bad7995c0ccd35
[INFO] running `Command { std: "docker" "start" "-a" "a25ae2873e42c3dc4f23a8f7cfaef7cdfa389df1031ce1ac34bad7995c0ccd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a25ae2873e42c3dc4f23a8f7cfaef7cdfa389df1031ce1ac34bad7995c0ccd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25ae2873e42c3dc4f23a8f7cfaef7cdfa389df1031ce1ac34bad7995c0ccd35", kill_on_drop: false }`
[INFO] [stdout] a25ae2873e42c3dc4f23a8f7cfaef7cdfa389df1031ce1ac34bad7995c0ccd35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0415fa38ff53d319fc20beb71abad1619ca6bb969ba1167ed4975b363f8fdc33
[INFO] running `Command { std: "docker" "start" "-a" "0415fa38ff53d319fc20beb71abad1619ca6bb969ba1167ed4975b363f8fdc33", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling replace_with v0.1.8
[INFO] [stderr]    Compiling partial-min-max v0.4.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling derive-getters v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling blanket v0.3.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling optimal-core v0.0.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling derive-num-bounded v0.0.0
[INFO] [stderr]    Compiling optimal-pbil v0.0.0
[INFO] [stderr]    Compiling optimal-steepest v0.0.0
[INFO] [stderr]    Compiling optimal v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "0415fa38ff53d319fc20beb71abad1619ca6bb969ba1167ed4975b363f8fdc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0415fa38ff53d319fc20beb71abad1619ca6bb969ba1167ed4975b363f8fdc33", kill_on_drop: false }`
[INFO] [stdout] 0415fa38ff53d319fc20beb71abad1619ca6bb969ba1167ed4975b363f8fdc33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a13994b49e63b78dd27499c2006b29fd0779b7e83e2b4e91f824772922a6d471
[INFO] running `Command { std: "docker" "start" "-a" "a13994b49e63b78dd27499c2006b29fd0779b7e83e2b4e91f824772922a6d471", kill_on_drop: false }`
[INFO] [stderr]    Compiling optimal v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "a13994b49e63b78dd27499c2006b29fd0779b7e83e2b4e91f824772922a6d471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a13994b49e63b78dd27499c2006b29fd0779b7e83e2b4e91f824772922a6d471", kill_on_drop: false }`
[INFO] [stdout] a13994b49e63b78dd27499c2006b29fd0779b7e83e2b4e91f824772922a6d471
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60ffd8fa982741c8c9cb881a1fd4e633284f57b5a8507e1e6a1ccf582e2762e1
[INFO] running `Command { std: "docker" "start" "-a" "60ffd8fa982741c8c9cb881a1fd4e633284f57b5a8507e1e6a1ccf582e2762e1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optimal-0ee64fff686d8ee2)
[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] [stderr]    Doc-tests optimal
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60ffd8fa982741c8c9cb881a1fd4e633284f57b5a8507e1e6a1ccf582e2762e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ffd8fa982741c8c9cb881a1fd4e633284f57b5a8507e1e6a1ccf582e2762e1", kill_on_drop: false }`
[INFO] [stdout] 60ffd8fa982741c8c9cb881a1fd4e633284f57b5a8507e1e6a1ccf582e2762e1