[INFO] fetching crate yamt 0.1.0...
[INFO] testing yamt-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate yamt 0.1.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate yamt 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yamt 0.1.0
[INFO] finished tweaking crates.io crate yamt 0.1.0
[INFO] tweaked toml for crates.io crate yamt 0.1.0 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate crates.io crate yamt 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34d2e925005a910ed9dd6548f5a38ea60fd48318b3c123b6bd9aabb737bef915
[INFO] running `Command { std: "docker" "start" "-a" "34d2e925005a910ed9dd6548f5a38ea60fd48318b3c123b6bd9aabb737bef915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34d2e925005a910ed9dd6548f5a38ea60fd48318b3c123b6bd9aabb737bef915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34d2e925005a910ed9dd6548f5a38ea60fd48318b3c123b6bd9aabb737bef915", kill_on_drop: false }`
[INFO] [stdout] 34d2e925005a910ed9dd6548f5a38ea60fd48318b3c123b6bd9aabb737bef915
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbf1692ce98fb9e343561f1b69aca4698c73472c084005e1b877862c21c8b010
[INFO] running `Command { std: "docker" "start" "-a" "bbf1692ce98fb9e343561f1b69aca4698c73472c084005e1b877862c21c8b010", kill_on_drop: false }`
[INFO] [stderr]    Compiling yamt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "bbf1692ce98fb9e343561f1b69aca4698c73472c084005e1b877862c21c8b010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf1692ce98fb9e343561f1b69aca4698c73472c084005e1b877862c21c8b010", kill_on_drop: false }`
[INFO] [stdout] bbf1692ce98fb9e343561f1b69aca4698c73472c084005e1b877862c21c8b010
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 329dcbcdf1b2a58ac7f4433b9fd7bd8b311dfdda38b7fd3194df3c66a6e84089
[INFO] running `Command { std: "docker" "start" "-a" "329dcbcdf1b2a58ac7f4433b9fd7bd8b311dfdda38b7fd3194df3c66a6e84089", kill_on_drop: false }`
[INFO] [stderr]    Compiling yamt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "329dcbcdf1b2a58ac7f4433b9fd7bd8b311dfdda38b7fd3194df3c66a6e84089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329dcbcdf1b2a58ac7f4433b9fd7bd8b311dfdda38b7fd3194df3c66a6e84089", kill_on_drop: false }`
[INFO] [stdout] 329dcbcdf1b2a58ac7f4433b9fd7bd8b311dfdda38b7fd3194df3c66a6e84089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b8a57174d5b01b69fabfb894fb3b4e36868088b87a2403f2c4745034040e438
[INFO] running `Command { std: "docker" "start" "-a" "5b8a57174d5b01b69fabfb894fb3b4e36868088b87a2403f2c4745034040e438", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yamt-5806248952a0e7a7)
[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" "5b8a57174d5b01b69fabfb894fb3b4e36868088b87a2403f2c4745034040e438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b8a57174d5b01b69fabfb894fb3b4e36868088b87a2403f2c4745034040e438", kill_on_drop: false }`
[INFO] [stdout] 5b8a57174d5b01b69fabfb894fb3b4e36868088b87a2403f2c4745034040e438