[INFO] fetching crate hash-chain 0.3.2...
[INFO] testing hash-chain-0.3.2 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate hash-chain 0.3.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hash-chain 0.3.2 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99ff19f31c60a57ea758185aba3c79448141aa68474057f4e8bf21c5005c66c7
[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" "99ff19f31c60a57ea758185aba3c79448141aa68474057f4e8bf21c5005c66c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ff19f31c60a57ea758185aba3c79448141aa68474057f4e8bf21c5005c66c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ff19f31c60a57ea758185aba3c79448141aa68474057f4e8bf21c5005c66c7", kill_on_drop: false }`
[INFO] [stdout] 99ff19f31c60a57ea758185aba3c79448141aa68474057f4e8bf21c5005c66c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0d855098f3db19a3acce773bb2593a1f83f8ee348405e4a385dcd7ac02ecbcd
[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" "e0d855098f3db19a3acce773bb2593a1f83f8ee348405e4a385dcd7ac02ecbcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-chain v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "e0d855098f3db19a3acce773bb2593a1f83f8ee348405e4a385dcd7ac02ecbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d855098f3db19a3acce773bb2593a1f83f8ee348405e4a385dcd7ac02ecbcd", kill_on_drop: false }`
[INFO] [stdout] e0d855098f3db19a3acce773bb2593a1f83f8ee348405e4a385dcd7ac02ecbcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ce09a93ac5f2bd8542d49c78ccc1d646c5dea3490becfc5acc2fc756a75623
[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" "a0ce09a93ac5f2bd8542d49c78ccc1d646c5dea3490becfc5acc2fc756a75623", kill_on_drop: false }`
[INFO] [stderr]    Compiling fxhash v0.2.1
[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 1.47s
[INFO] running `Command { std: "docker" "inspect" "a0ce09a93ac5f2bd8542d49c78ccc1d646c5dea3490becfc5acc2fc756a75623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ce09a93ac5f2bd8542d49c78ccc1d646c5dea3490becfc5acc2fc756a75623", kill_on_drop: false }`
[INFO] [stdout] a0ce09a93ac5f2bd8542d49c78ccc1d646c5dea3490becfc5acc2fc756a75623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4016510ba0c365a92d37a509a0cf97ff7382533e09186606a52956f009781f3c
[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" "4016510ba0c365a92d37a509a0cf97ff7382533e09186606a52956f009781f3c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hash_chain-c8e32796012de2ce)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test map::test::get_before_mut_exists ... ok
[INFO] [stdout] test map::test::get_before_exists ... ok
[INFO] [stdout] test set::test::get_none ... ok
[INFO] [stdout] test set::test::scopes ... ignored
[INFO] [stdout] test map::test::get_none ... ok
[INFO] [stdout] test map::test::has_at_doesnt_exist ... ok
[INFO] [stdout] test map::test::get ... ok
[INFO] [stdout] test set::test::initialization ... ok
[INFO] [stdout] test map::test::custom_hasher ... ok
[INFO] [stdout] test set::test::new_child ... ok
[INFO] [stdout] test map::test::has_at_exists ... ok
[INFO] [stdout] test map::test::child_len ... ok
[INFO] [stdout] test map::test::index ... ok
[INFO] [stdout] test map::test::last_has_false ... ok
[INFO] [stdout] test map::test::initialization ... ok
[INFO] [stdout] test map::test::last_has_true ... ok
[INFO] [stdout] test map::test::initialization_default ... ok
[INFO] [stdout] test map::test::new_child ... ok
[INFO] [stdout] test map::test::insert_at ... ok
[INFO] [stdout] test map::test::insert ... 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 map::test::remove_child ... ok
[INFO] [stdout] test set::test::insert ... ok
[INFO] [stdout] test set::test::remove_child ... ok
[INFO] [stdout] test set::test::remove_child_length_1 ... ok
[INFO] [stdout] test map::test::get_mut ... 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 set::test::initialization_default ... ok
[INFO] [stdout] test map::test::get_mut_outer ... ok
[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 0.02s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4016510ba0c365a92d37a509a0cf97ff7382533e09186606a52956f009781f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4016510ba0c365a92d37a509a0cf97ff7382533e09186606a52956f009781f3c", kill_on_drop: false }`
[INFO] [stdout] 4016510ba0c365a92d37a509a0cf97ff7382533e09186606a52956f009781f3c