[INFO] fetching crate sapling-minibench 0.1.0...
[INFO] testing sapling-minibench-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sapling-minibench 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sapling-minibench 0.1.0
[INFO] finished tweaking crates.io crate sapling-minibench 0.1.0
[INFO] tweaked toml for crates.io crate sapling-minibench 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sapling-minibench 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc226eea65f4d1b20b5e336243d1da1146d95f6aeead5e660ac52d357b3aead2
[INFO] running `Command { std: "docker" "start" "-a" "fc226eea65f4d1b20b5e336243d1da1146d95f6aeead5e660ac52d357b3aead2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc226eea65f4d1b20b5e336243d1da1146d95f6aeead5e660ac52d357b3aead2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc226eea65f4d1b20b5e336243d1da1146d95f6aeead5e660ac52d357b3aead2", kill_on_drop: false }`
[INFO] [stdout] fc226eea65f4d1b20b5e336243d1da1146d95f6aeead5e660ac52d357b3aead2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 860481e521a9aceeb04b875d8bf901aab2954db410e81e7e96564ce4590c62cc
[INFO] running `Command { std: "docker" "start" "-a" "860481e521a9aceeb04b875d8bf901aab2954db410e81e7e96564ce4590c62cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling sapling-minibench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "860481e521a9aceeb04b875d8bf901aab2954db410e81e7e96564ce4590c62cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860481e521a9aceeb04b875d8bf901aab2954db410e81e7e96564ce4590c62cc", kill_on_drop: false }`
[INFO] [stdout] 860481e521a9aceeb04b875d8bf901aab2954db410e81e7e96564ce4590c62cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e451973fed60d02692165b21e9bffcd74cf91ce9d6c06c2efa1b957d5aeb452
[INFO] running `Command { std: "docker" "start" "-a" "9e451973fed60d02692165b21e9bffcd74cf91ce9d6c06c2efa1b957d5aeb452", kill_on_drop: false }`
[INFO] [stderr]    Compiling sapling-minibench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "9e451973fed60d02692165b21e9bffcd74cf91ce9d6c06c2efa1b957d5aeb452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e451973fed60d02692165b21e9bffcd74cf91ce9d6c06c2efa1b957d5aeb452", kill_on_drop: false }`
[INFO] [stdout] 9e451973fed60d02692165b21e9bffcd74cf91ce9d6c06c2efa1b957d5aeb452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ebe98c6514f11f3a32bc3169563af6b94865595d14c408bfb8adadc4e0a397b7
[INFO] running `Command { std: "docker" "start" "-a" "ebe98c6514f11f3a32bc3169563af6b94865595d14c408bfb8adadc4e0a397b7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minibench-381090ecdaf923e9)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test measure::tests::test_both_errors ... ok
[INFO] [stdout] test measure::procfs::tests::test_io ... ok
[INFO] [stdout] test measure::tests::test_bytes ... ok
[INFO] [stdout] test measure::tests::test_both ... ok
[INFO] [stdout] test measure::tests::test_string ... ok
[INFO] [stdout] test measure::tests::test_chained_both ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minibench
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - bench (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ebe98c6514f11f3a32bc3169563af6b94865595d14c408bfb8adadc4e0a397b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe98c6514f11f3a32bc3169563af6b94865595d14c408bfb8adadc4e0a397b7", kill_on_drop: false }`
[INFO] [stdout] ebe98c6514f11f3a32bc3169563af6b94865595d14c408bfb8adadc4e0a397b7