[INFO] fetching crate iter-opt-filter 0.1.0...
[INFO] testing iter-opt-filter-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate iter-opt-filter 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate iter-opt-filter 0.1.0
[INFO] finished tweaking crates.io crate iter-opt-filter 0.1.0
[INFO] tweaked toml for crates.io crate iter-opt-filter 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iter-opt-filter 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07ae5e0e10075987e1ed950fad40777c173147d4502422dc7aa0e9feb44fdaee
[INFO] running `Command { std: "docker" "start" "-a" "07ae5e0e10075987e1ed950fad40777c173147d4502422dc7aa0e9feb44fdaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07ae5e0e10075987e1ed950fad40777c173147d4502422dc7aa0e9feb44fdaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ae5e0e10075987e1ed950fad40777c173147d4502422dc7aa0e9feb44fdaee", kill_on_drop: false }`
[INFO] [stdout] 07ae5e0e10075987e1ed950fad40777c173147d4502422dc7aa0e9feb44fdaee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b54c949ce3f475beb9f07966112738548b4b079dd17ed5ecf0cb815d3afd18f
[INFO] running `Command { std: "docker" "start" "-a" "4b54c949ce3f475beb9f07966112738548b4b079dd17ed5ecf0cb815d3afd18f", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-opt-filter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "4b54c949ce3f475beb9f07966112738548b4b079dd17ed5ecf0cb815d3afd18f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b54c949ce3f475beb9f07966112738548b4b079dd17ed5ecf0cb815d3afd18f", kill_on_drop: false }`
[INFO] [stdout] 4b54c949ce3f475beb9f07966112738548b4b079dd17ed5ecf0cb815d3afd18f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ed67dee3ffd74cfda6ea82ddf9a759deac690305cc843a34c668e0d3212dd8
[INFO] running `Command { std: "docker" "start" "-a" "e4ed67dee3ffd74cfda6ea82ddf9a759deac690305cc843a34c668e0d3212dd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-opt-filter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "e4ed67dee3ffd74cfda6ea82ddf9a759deac690305cc843a34c668e0d3212dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ed67dee3ffd74cfda6ea82ddf9a759deac690305cc843a34c668e0d3212dd8", kill_on_drop: false }`
[INFO] [stdout] e4ed67dee3ffd74cfda6ea82ddf9a759deac690305cc843a34c668e0d3212dd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed355d0db7257253db0017f865a05d4fc14e11dbf2c4ea7f243cbfb8daf9973a
[INFO] running `Command { std: "docker" "start" "-a" "ed355d0db7257253db0017f865a05d4fc14e11dbf2c4ea7f243cbfb8daf9973a", 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/iter_opt_filter-9161a0e5ab5dda6c)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test tests::benches::collect_vec::disabled_baseline ... ok
[INFO] [stdout] test tests::benches::collect_vec::disabled_blackbox ... ok
[INFO] [stdout] test tests::benches::collect_vec::disabled_blackbox_boxed ... ok
[INFO] [stdout] test tests::benches::collect_vec::disabled_const_boxed ... ok
[INFO] [stdout] test tests::benches::count::disabled_baseline ... ok
[INFO] [stdout] test tests::benches::count::disabled_blackbox ... ok
[INFO] [stdout] test tests::benches::count::disabled_const ... ok
[INFO] [stdout] test tests::benches::collect_vec::enabled_baseline ... ok
[INFO] [stdout] test tests::benches::collect_vec::disabled_const ... ok
[INFO] [stdout] test tests::benches::collect_vec::enabled_blackbox ... ok
[INFO] [stdout] test tests::benches::collect_vec::enabled_blackbox_boxed ... ok
[INFO] [stdout] test tests::benches::collect_vec::enabled_const_boxed ... ok
[INFO] [stdout] test tests::benches::count::disabled_blackbox_boxed ... ok
[INFO] [stdout] test tests::benches::sum::disabled_baseline ... ok
[INFO] [stdout] test tests::benches::count::enabled_baseline ... ok
[INFO] [stdout] test tests::benches::count::enabled_const_boxed ... ok
[INFO] [stdout] test tests::benches::sum::disabled_blackbox ... ok
[INFO] [stdout] test tests::benches::count::disabled_const_boxed ... ok
[INFO] [stdout] test tests::benches::collect_vec::enabled_const ... ok
[INFO] [stdout] test tests::benches::sum::disabled_blackbox_boxed ... ok
[INFO] [stdout] test tests::benches::sum::disabled_const ... ok
[INFO] [stdout] test tests::benches::sum::disabled_const_boxed ... ok
[INFO] [stdout] test tests::benches::sum::enabled_const ... ok
[INFO] [stdout] test tests::const_disabled ... ok
[INFO] [stdout] test tests::const_enabled ... ok
[INFO] [stdout] test tests::double_ended_enabled ... ok
[INFO] [stdout] test tests::nested_const ... ok
[INFO] [stdout] test tests::nested_false_false ... ok
[INFO] [stdout] test tests::nested_false_true ... ok
[INFO] [stdout] test tests::nested_true_false ... ok
[INFO] [stdout] test tests::nested_true_true ... ok
[INFO] [stdout] test tests::benches::sum::enabled_blackbox ... ok
[INFO] [stdout] test tests::benches::count::enabled_blackbox ... ok
[INFO] [stdout] test tests::benches::count::enabled_const ... ok
[INFO] [stdout] test tests::benches::sum::enabled_const_boxed ... ok
[INFO] [stdout] test tests::benches::sum::enabled_baseline ... ok
[INFO] [stdout] test tests::benches::count::enabled_blackbox_boxed ... ok
[INFO] [stdout] test tests::benches::sum::enabled_blackbox_boxed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter_opt_filter
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - IteratorOptionalFilterExt::optional_filter (line 24) ... ok
[INFO] [stdout] test src/lib.rs - IteratorOptionalFilterExt::optional_filter (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed355d0db7257253db0017f865a05d4fc14e11dbf2c4ea7f243cbfb8daf9973a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed355d0db7257253db0017f865a05d4fc14e11dbf2c4ea7f243cbfb8daf9973a", kill_on_drop: false }`
[INFO] [stdout] ed355d0db7257253db0017f865a05d4fc14e11dbf2c4ea7f243cbfb8daf9973a