[INFO] fetching crate hash-chain 0.3.2...
[INFO] testing hash-chain-0.3.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate hash-chain 0.3.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate hash-chain 0.3.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hash-chain 0.3.2
[INFO] finished tweaking crates.io crate hash-chain 0.3.2
[INFO] tweaked toml for crates.io crate hash-chain 0.3.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hashers v1.0.1
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a3f2562d246e4aeb0c01ebc9e9f886347da1c58ebe9c752180297eac962f143
[INFO] running `Command { std: "docker" "start" "-a" "7a3f2562d246e4aeb0c01ebc9e9f886347da1c58ebe9c752180297eac962f143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a3f2562d246e4aeb0c01ebc9e9f886347da1c58ebe9c752180297eac962f143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3f2562d246e4aeb0c01ebc9e9f886347da1c58ebe9c752180297eac962f143", kill_on_drop: false }`
[INFO] [stdout] 7a3f2562d246e4aeb0c01ebc9e9f886347da1c58ebe9c752180297eac962f143
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 003068dfaa2e163003d4c44c78d12cf11e98a65a2f4d375625783b0fa065b2f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "003068dfaa2e163003d4c44c78d12cf11e98a65a2f4d375625783b0fa065b2f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-chain v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "003068dfaa2e163003d4c44c78d12cf11e98a65a2f4d375625783b0fa065b2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003068dfaa2e163003d4c44c78d12cf11e98a65a2f4d375625783b0fa065b2f5", kill_on_drop: false }`
[INFO] [stdout] 003068dfaa2e163003d4c44c78d12cf11e98a65a2f4d375625783b0fa065b2f5
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6215d64478dab0b0ea55b65624df18d8a52bde9e6fb9f2c5066cb2acce19bdf4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6215d64478dab0b0ea55b65624df18d8a52bde9e6fb9f2c5066cb2acce19bdf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling hash-chain v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "6215d64478dab0b0ea55b65624df18d8a52bde9e6fb9f2c5066cb2acce19bdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6215d64478dab0b0ea55b65624df18d8a52bde9e6fb9f2c5066cb2acce19bdf4", kill_on_drop: false }`
[INFO] [stdout] 6215d64478dab0b0ea55b65624df18d8a52bde9e6fb9f2c5066cb2acce19bdf4
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d51b44cc3b68b3f6bbbd062cadb2c4a45717fbad4ea5da98a0f04ba93e4ad94f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d51b44cc3b68b3f6bbbd062cadb2c4a45717fbad4ea5da98a0f04ba93e4ad94f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 33 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hash_chain-8fe2ec1b2ace195f
[INFO] [stdout] test map::test::custom_hasher ... ok
[INFO] [stdout] test map::test::child_len ... ok
[INFO] [stdout] test map::test::get ... ok
[INFO] [stdout] test map::test::get_before_exists ... ok
[INFO] [stdout] test map::test::get_last_index_exists ... ok
[INFO] [stdout] test map::test::get_before_mut_exists ... ok
[INFO] [stdout] test map::test::get_mut ... ok
[INFO] [stdout] test map::test::get_last_index_doesnt_exist ... ok
[INFO] [stdout] test map::test::has_at_doesnt_exist ... ok
[INFO] [stdout] test map::test::get_mut_outer ... ok
[INFO] [stdout] test map::test::initialization_default ... ok
[INFO] [stdout] test map::test::initialization ... ok
[INFO] [stdout] test map::test::get_none ... ok
[INFO] [stdout] test map::test::index ... ok
[INFO] [stdout] test map::test::last_has_false ... ok
[INFO] [stdout] test map::test::has_at_exists ... ok
[INFO] [stdout] test map::test::new_child ... ok
[INFO] [stdout] test map::test::insert_at ... ok
[INFO] [stdout] test map::test::remove_child ... ok
[INFO] [stdout] test map::test::last_has_true ... ok
[INFO] [stdout] test map::test::insert ... ok
[INFO] [stdout] test set::test::get ... ok
[INFO] [stdout] test set::test::insert ... ok
[INFO] [stdout] test set::test::new_child ... ok
[INFO] [stdout] test map::test::scopes ... ok
[INFO] [stdout] test set::test::get_none ... ok
[INFO] [stdout] test set::test::initialization_default ... ok
[INFO] [stdout] test map::test::remove_child_length_1 ... ok
[INFO] [stdout] test set::test::initialization ... ok
[INFO] [stdout] test set::test::scopes ... ignored
[INFO] [stdout] test set::test::remove_child_length_1 ... ok
[INFO] [stdout] test set::test::remove_child ... ok
[INFO] [stderr]    Doc-tests hash-chain
[INFO] [stdout] test map::test::insert_at_out_of_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[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" "d51b44cc3b68b3f6bbbd062cadb2c4a45717fbad4ea5da98a0f04ba93e4ad94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51b44cc3b68b3f6bbbd062cadb2c4a45717fbad4ea5da98a0f04ba93e4ad94f", kill_on_drop: false }`
[INFO] [stdout] d51b44cc3b68b3f6bbbd062cadb2c4a45717fbad4ea5da98a0f04ba93e4ad94f