[INFO] crate hash-chain 0.2.5 is already in cache
[INFO] testing hash-chain-0.2.5 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate hash-chain 0.2.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hash-chain 0.2.5 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hash-chain 0.2.5
[INFO] finished tweaking crates.io crate hash-chain 0.2.5
[INFO] tweaked toml for crates.io crate hash-chain 0.2.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] 47a7edb0d4efe22ecb68920768f293ed0b772f781e35e22a440827a57d18794a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "47a7edb0d4efe22ecb68920768f293ed0b772f781e35e22a440827a57d18794a"`
[INFO] [stderr]    Compiling hash-chain v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "47a7edb0d4efe22ecb68920768f293ed0b772f781e35e22a440827a57d18794a"`
[INFO] running `"docker" "rm" "-f" "47a7edb0d4efe22ecb68920768f293ed0b772f781e35e22a440827a57d18794a"`
[INFO] [stdout] 47a7edb0d4efe22ecb68920768f293ed0b772f781e35e22a440827a57d18794a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b3ffd1d5ceb8b4fd15396c55aa11b56347483a7dd5312a90c295749532683d8a
[INFO] running `"docker" "start" "-a" "b3ffd1d5ceb8b4fd15396c55aa11b56347483a7dd5312a90c295749532683d8a"`
[INFO] [stderr]    Compiling hash-chain v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `"docker" "inspect" "b3ffd1d5ceb8b4fd15396c55aa11b56347483a7dd5312a90c295749532683d8a"`
[INFO] running `"docker" "rm" "-f" "b3ffd1d5ceb8b4fd15396c55aa11b56347483a7dd5312a90c295749532683d8a"`
[INFO] [stdout] b3ffd1d5ceb8b4fd15396c55aa11b56347483a7dd5312a90c295749532683d8a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3444e2c4210494e04fe5e2a483f0888bd8155f7f2419ceec203ae4f4057c59d
[INFO] running `"docker" "start" "-a" "c3444e2c4210494e04fe5e2a483f0888bd8155f7f2419ceec203ae4f4057c59d"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hash_chain-9a6940add17ffa47
[INFO] [stdout] running 32 tests
[INFO] [stdout] test map::test::get_mut ... ok
[INFO] [stdout] test map::test::get_mut_outer ... ok
[INFO] [stdout] test map::test::get_last_index_exists ... ok
[INFO] [stdout] test map::test::get_last_index_doesnt_exist ... ok
[INFO] [stdout] test map::test::get_before_mut_exists ... ok
[INFO] [stdout] test map::test::get_before_exists ... ok
[INFO] [stdout] test map::test::get_none ... ok
[INFO] [stdout] test map::test::has_at_doesnt_exist ... ok
[INFO] [stdout] test map::test::has_at_exists ... ok
[INFO] [stdout] test map::test::get ... ok
[INFO] [stdout] test map::test::index ... ok
[INFO] [stdout] test map::test::initialization ... ok
[INFO] [stdout] test map::test::initialization_default ... ok
[INFO] [stdout] test map::test::new_child ... ok
[INFO] [stdout] test map::test::child_len ... ok
[INFO] [stdout] test map::test::insert ... ok
[INFO] [stdout] test map::test::insert_at ... ok
[INFO] [stdout] test map::test::last_has_true ... ok
[INFO] [stdout] test map::test::last_has_false ... ok
[INFO] [stdout] test set::test::initialization ... ok
[INFO] [stdout] test set::test::insert ... ok
[INFO] [stdout] test set::test::new_child ... ok
[INFO] [stdout] test map::test::remove_child ... ok
[INFO] [stdout] test map::test::remove_child_length_1 ... ok
[INFO] [stdout] test map::test::scopes ... ok
[INFO] [stdout] test set::test::get ... ok
[INFO] [stdout] test set::test::scopes ... ignored
[INFO] [stdout] test set::test::get_none ... ok
[INFO] [stdout] test set::test::initialization_default ... ok
[INFO] [stdout] test set::test::remove_child_length_1 ... ok
[INFO] [stdout] test set::test::remove_child ... ok
[INFO] [stdout] test map::test::insert_at_out_of_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hash-chain
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c3444e2c4210494e04fe5e2a483f0888bd8155f7f2419ceec203ae4f4057c59d"`
[INFO] running `"docker" "rm" "-f" "c3444e2c4210494e04fe5e2a483f0888bd8155f7f2419ceec203ae4f4057c59d"`
[INFO] [stdout] c3444e2c4210494e04fe5e2a483f0888bd8155f7f2419ceec203ae4f4057c59d