[INFO] fetching crate csf_benchmark 0.1.6...
[INFO] testing csf_benchmark-0.1.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate csf_benchmark 0.1.6 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate csf_benchmark 0.1.6
[INFO] finished tweaking crates.io crate csf_benchmark 0.1.6
[INFO] tweaked toml for crates.io crate csf_benchmark 0.1.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate csf_benchmark 0.1.6 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate csf_benchmark 0.1.6 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2913217f7975a6b6d86a2e4e8266f6dd06ed01ac5feff6f33f253b322af34636
[INFO] running `Command { std: "docker" "start" "-a" "2913217f7975a6b6d86a2e4e8266f6dd06ed01ac5feff6f33f253b322af34636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2913217f7975a6b6d86a2e4e8266f6dd06ed01ac5feff6f33f253b322af34636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2913217f7975a6b6d86a2e4e8266f6dd06ed01ac5feff6f33f253b322af34636", kill_on_drop: false }`
[INFO] [stdout] 2913217f7975a6b6d86a2e4e8266f6dd06ed01ac5feff6f33f253b322af34636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09d7c5a6cb5820cd4f70144e9c0c7804402c4b1cd9387e4d897df19cd97c8936
[INFO] running `Command { std: "docker" "start" "-a" "09d7c5a6cb5820cd4f70144e9c0c7804402c4b1cd9387e4d897df19cd97c8936", kill_on_drop: false }`
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[INFO] [stderr]    Compiling csf v0.2.0-alpha.2
[INFO] [stderr]    Compiling csf_benchmark v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `CAN_DETECT_ABSENCE` is never used
[INFO] [stdout]   --> src/function.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub trait CSFBuilder {
[INFO] [stdout]    |           ---------- associated constant in this trait
[INFO] [stdout] 10 |     const CAN_DETECT_ABSENCE: bool = true;
[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 2m 03s
[INFO] running `Command { std: "docker" "inspect" "09d7c5a6cb5820cd4f70144e9c0c7804402c4b1cd9387e4d897df19cd97c8936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d7c5a6cb5820cd4f70144e9c0c7804402c4b1cd9387e4d897df19cd97c8936", kill_on_drop: false }`
[INFO] [stdout] 09d7c5a6cb5820cd4f70144e9c0c7804402c4b1cd9387e4d897df19cd97c8936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9076af83e052b5e949d9b71b0b47a959525dcb40c9f286ab0121bdf2f18973f
[INFO] running `Command { std: "docker" "start" "-a" "a9076af83e052b5e949d9b71b0b47a959525dcb40c9f286ab0121bdf2f18973f", kill_on_drop: false }`
[INFO] [stderr]    Compiling csf_benchmark v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `CAN_DETECT_ABSENCE` is never used
[INFO] [stdout]   --> src/function.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub trait CSFBuilder {
[INFO] [stdout]    |           ---------- associated constant in this trait
[INFO] [stdout] 10 |     const CAN_DETECT_ABSENCE: bool = true;
[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 0.85s
[INFO] running `Command { std: "docker" "inspect" "a9076af83e052b5e949d9b71b0b47a959525dcb40c9f286ab0121bdf2f18973f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9076af83e052b5e949d9b71b0b47a959525dcb40c9f286ab0121bdf2f18973f", kill_on_drop: false }`
[INFO] [stdout] a9076af83e052b5e949d9b71b0b47a959525dcb40c9f286ab0121bdf2f18973f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 479f7c54d16bb4b69a6742f9d7d928c1d04693938e4fd0aaad43de3a8c67fc07
[INFO] running `Command { std: "docker" "start" "-a" "479f7c54d16bb4b69a6742f9d7d928c1d04693938e4fd0aaad43de3a8c67fc07", kill_on_drop: false }`
[INFO] [stderr] warning: associated constant `CAN_DETECT_ABSENCE` is never used
[INFO] [stderr]   --> src/function.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub trait CSFBuilder {
[INFO] [stderr]    |           ---------- associated constant in this trait
[INFO] [stderr] 10 |     const CAN_DETECT_ABSENCE: bool = true;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `csf_benchmark` (bin "csf_benchmark" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/csf_benchmark-0745a4cd57b9e096)
[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" "479f7c54d16bb4b69a6742f9d7d928c1d04693938e4fd0aaad43de3a8c67fc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479f7c54d16bb4b69a6742f9d7d928c1d04693938e4fd0aaad43de3a8c67fc07", kill_on_drop: false }`
[INFO] [stdout] 479f7c54d16bb4b69a6742f9d7d928c1d04693938e4fd0aaad43de3a8c67fc07