[INFO] fetching crate sapling-minibench 0.1.0...
[INFO] testing sapling-minibench-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate sapling-minibench 0.1.0 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sapling-minibench 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75b2c15f89754d8631352507a66e99aad9f31e72ed0c1d96dd9a9f926a4f95f5
[INFO] running `Command { std: "docker" "start" "-a" "75b2c15f89754d8631352507a66e99aad9f31e72ed0c1d96dd9a9f926a4f95f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75b2c15f89754d8631352507a66e99aad9f31e72ed0c1d96dd9a9f926a4f95f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b2c15f89754d8631352507a66e99aad9f31e72ed0c1d96dd9a9f926a4f95f5", kill_on_drop: false }`
[INFO] [stdout] 75b2c15f89754d8631352507a66e99aad9f31e72ed0c1d96dd9a9f926a4f95f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dac705f424095dfae90e1841ed077e379b0afa336b20cd122cec4a6aaa490a2d
[INFO] running `Command { std: "docker" "start" "-a" "dac705f424095dfae90e1841ed077e379b0afa336b20cd122cec4a6aaa490a2d", 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 0.27s
[INFO] running `Command { std: "docker" "inspect" "dac705f424095dfae90e1841ed077e379b0afa336b20cd122cec4a6aaa490a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac705f424095dfae90e1841ed077e379b0afa336b20cd122cec4a6aaa490a2d", kill_on_drop: false }`
[INFO] [stdout] dac705f424095dfae90e1841ed077e379b0afa336b20cd122cec4a6aaa490a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 150799f10f7c4258a08efa715f500bfb6092e8332e49096fb7f8038ad093c361
[INFO] running `Command { std: "docker" "start" "-a" "150799f10f7c4258a08efa715f500bfb6092e8332e49096fb7f8038ad093c361", 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 0.31s
[INFO] running `Command { std: "docker" "inspect" "150799f10f7c4258a08efa715f500bfb6092e8332e49096fb7f8038ad093c361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150799f10f7c4258a08efa715f500bfb6092e8332e49096fb7f8038ad093c361", kill_on_drop: false }`
[INFO] [stdout] 150799f10f7c4258a08efa715f500bfb6092e8332e49096fb7f8038ad093c361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0c469579d6f4e8670fcba6d47f50b6636cd81bc03a0cc0bb450655da6bf177d
[INFO] running `Command { std: "docker" "start" "-a" "f0c469579d6f4e8670fcba6d47f50b6636cd81bc03a0cc0bb450655da6bf177d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minibench-1653f0e36b69a5d2)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test measure::procfs::tests::test_io ... ok
[INFO] [stdout] test measure::tests::test_both ... ok
[INFO] [stdout] test measure::tests::test_bytes ... ok
[INFO] [stdout] test measure::tests::test_both_errors ... ok
[INFO] [stdout] test measure::tests::test_chained_both ... ok
[INFO] [stdout] test measure::tests::test_string ... 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 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0c469579d6f4e8670fcba6d47f50b6636cd81bc03a0cc0bb450655da6bf177d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c469579d6f4e8670fcba6d47f50b6636cd81bc03a0cc0bb450655da6bf177d", kill_on_drop: false }`
[INFO] [stdout] f0c469579d6f4e8670fcba6d47f50b6636cd81bc03a0cc0bb450655da6bf177d