[INFO] fetching crate takeable-option 0.5.0...
[INFO] testing takeable-option-0.5.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate takeable-option 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate takeable-option 0.5.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate takeable-option 0.5.0
[INFO] finished tweaking crates.io crate takeable-option 0.5.0
[INFO] tweaked toml for crates.io crate takeable-option 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b88aa0029329709c5d7392063de31e72b3838f3bdb6b084258eb4dd890627f6
[INFO] running `Command { std: "docker" "start" "-a" "6b88aa0029329709c5d7392063de31e72b3838f3bdb6b084258eb4dd890627f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b88aa0029329709c5d7392063de31e72b3838f3bdb6b084258eb4dd890627f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b88aa0029329709c5d7392063de31e72b3838f3bdb6b084258eb4dd890627f6", kill_on_drop: false }`
[INFO] [stdout] 6b88aa0029329709c5d7392063de31e72b3838f3bdb6b084258eb4dd890627f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d274081978f94a3bb2d28b6e3b82e0dfac55aed9ca912f54a9082b7a720a974
[INFO] running `Command { std: "docker" "start" "-a" "2d274081978f94a3bb2d28b6e3b82e0dfac55aed9ca912f54a9082b7a720a974", kill_on_drop: false }`
[INFO] [stderr]    Compiling takeable-option v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "2d274081978f94a3bb2d28b6e3b82e0dfac55aed9ca912f54a9082b7a720a974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d274081978f94a3bb2d28b6e3b82e0dfac55aed9ca912f54a9082b7a720a974", kill_on_drop: false }`
[INFO] [stdout] 2d274081978f94a3bb2d28b6e3b82e0dfac55aed9ca912f54a9082b7a720a974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa579ef52bef33af47f8f35f0f5e1bf1b78fff164f3e9a56832013fe64539c44
[INFO] running `Command { std: "docker" "start" "-a" "fa579ef52bef33af47f8f35f0f5e1bf1b78fff164f3e9a56832013fe64539c44", kill_on_drop: false }`
[INFO] [stderr]    Compiling takeable-option v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "fa579ef52bef33af47f8f35f0f5e1bf1b78fff164f3e9a56832013fe64539c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa579ef52bef33af47f8f35f0f5e1bf1b78fff164f3e9a56832013fe64539c44", kill_on_drop: false }`
[INFO] [stdout] fa579ef52bef33af47f8f35f0f5e1bf1b78fff164f3e9a56832013fe64539c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df5aeb3c3c005788a9549e4329ecb631ce3cc7d72c98a388bc8905733f2fe88b
[INFO] running `Command { std: "docker" "start" "-a" "df5aeb3c3c005788a9549e4329ecb631ce3cc7d72c98a388bc8905733f2fe88b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/takeable_option-662f85e1c35d0ff9)
[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 takeable-option
[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" "df5aeb3c3c005788a9549e4329ecb631ce3cc7d72c98a388bc8905733f2fe88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5aeb3c3c005788a9549e4329ecb631ce3cc7d72c98a388bc8905733f2fe88b", kill_on_drop: false }`
[INFO] [stdout] df5aeb3c3c005788a9549e4329ecb631ce3cc7d72c98a388bc8905733f2fe88b