[INFO] fetching crate sharded 0.1.0...
[INFO] testing sharded-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sharded 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sharded 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sharded 0.1.0
[INFO] finished tweaking crates.io crate sharded 0.1.0
[INFO] tweaked toml for crates.io crate sharded 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8443daf0f73c98641bd6281d44a2bdddfbcc3efe8ef2b451fab5c6eba9c0039f
[INFO] running `Command { std: "docker" "start" "-a" "8443daf0f73c98641bd6281d44a2bdddfbcc3efe8ef2b451fab5c6eba9c0039f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8443daf0f73c98641bd6281d44a2bdddfbcc3efe8ef2b451fab5c6eba9c0039f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8443daf0f73c98641bd6281d44a2bdddfbcc3efe8ef2b451fab5c6eba9c0039f", kill_on_drop: false }`
[INFO] [stdout] 8443daf0f73c98641bd6281d44a2bdddfbcc3efe8ef2b451fab5c6eba9c0039f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba49be2c8d875303ebdae604b7e27575c952e301fbb8c6deb5927af87d8f77f
[INFO] running `Command { std: "docker" "start" "-a" "eba49be2c8d875303ebdae604b7e27575c952e301fbb8c6deb5927af87d8f77f", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling sharded v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "eba49be2c8d875303ebdae604b7e27575c952e301fbb8c6deb5927af87d8f77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba49be2c8d875303ebdae604b7e27575c952e301fbb8c6deb5927af87d8f77f", kill_on_drop: false }`
[INFO] [stdout] eba49be2c8d875303ebdae604b7e27575c952e301fbb8c6deb5927af87d8f77f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91f673566c3437ccd90978e5ebc02653e58ea84025c67329ec6fd7cd5a653081
[INFO] running `Command { std: "docker" "start" "-a" "91f673566c3437ccd90978e5ebc02653e58ea84025c67329ec6fd7cd5a653081", kill_on_drop: false }`
[INFO] [stderr]    Compiling sharded v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "91f673566c3437ccd90978e5ebc02653e58ea84025c67329ec6fd7cd5a653081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f673566c3437ccd90978e5ebc02653e58ea84025c67329ec6fd7cd5a653081", kill_on_drop: false }`
[INFO] [stdout] 91f673566c3437ccd90978e5ebc02653e58ea84025c67329ec6fd7cd5a653081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c092b232bc6c2b1f90bcfff6fef551fe65c4cef3cb98845cc6edd117c7422da
[INFO] running `Command { std: "docker" "start" "-a" "1c092b232bc6c2b1f90bcfff6fef551fe65c4cef3cb98845cc6edd117c7422da", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sharded-aa3460ffcdd96d3c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test map::tests::read_and_write_with_lock_held ... ok
[INFO] [stdout] test map::tests::into_iter_has_4_iters ... ok
[INFO] [stdout] test map::tests::write_guard_holds_the_lock_and_read_guard_blocks ... ok
[INFO] [stdout] test map::tests::into_iter_yields_one_expected_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sharded
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c092b232bc6c2b1f90bcfff6fef551fe65c4cef3cb98845cc6edd117c7422da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c092b232bc6c2b1f90bcfff6fef551fe65c4cef3cb98845cc6edd117c7422da", kill_on_drop: false }`
[INFO] [stdout] 1c092b232bc6c2b1f90bcfff6fef551fe65c4cef3cb98845cc6edd117c7422da