[INFO] fetching crate libzerostash 0.1.0...
[INFO] testing libzerostash-0.1.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate libzerostash 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libzerostash 0.1.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libzerostash 0.1.0
[INFO] finished tweaking crates.io crate libzerostash 0.1.0
[INFO] tweaked toml for crates.io crate libzerostash 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lru v0.5.3
[INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae0528e18a3fa60567626d874f10c01bcd3563b121d846eced8a6ae788ef74fd
[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" "ae0528e18a3fa60567626d874f10c01bcd3563b121d846eced8a6ae788ef74fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae0528e18a3fa60567626d874f10c01bcd3563b121d846eced8a6ae788ef74fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0528e18a3fa60567626d874f10c01bcd3563b121d846eced8a6ae788ef74fd", kill_on_drop: false }`
[INFO] [stdout] ae0528e18a3fa60567626d874f10c01bcd3563b121d846eced8a6ae788ef74fd
[INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff960e162bbcf334e879c6ca79adbed396c7886d030bf9569b65755bfbcbd9aa
[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" "ff960e162bbcf334e879c6ca79adbed396c7886d030bf9569b65755bfbcbd9aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling libzerostash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling secrecy v0.7.0
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling rust-argon2 v0.8.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling ahash v0.2.19
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling dashmap v3.11.10
[INFO] [stderr]    Compiling lru v0.5.3
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stdout] warning: field is never read: `objects`
[INFO] [stdout]   --> src/meta/reader.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     objects: ObjectIndex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.10s
[INFO] running `Command { std: "docker" "inspect" "ff960e162bbcf334e879c6ca79adbed396c7886d030bf9569b65755bfbcbd9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff960e162bbcf334e879c6ca79adbed396c7886d030bf9569b65755bfbcbd9aa", kill_on_drop: false }`
[INFO] [stdout] ff960e162bbcf334e879c6ca79adbed396c7886d030bf9569b65755bfbcbd9aa
[INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8aad90798367df8ad11c9baad746ee9f6e6303d4b877774d09ada1fb07f8bde2
[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" "8aad90798367df8ad11c9baad746ee9f6e6303d4b877774d09ada1fb07f8bde2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stdout] warning: field is never read: `objects`
[INFO] [stdout]   --> src/meta/reader.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     objects: ObjectIndex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling libzerostash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `objects`
[INFO] [stdout]   --> src/meta/reader.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     objects: ObjectIndex,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.84s
[INFO] running `Command { std: "docker" "inspect" "8aad90798367df8ad11c9baad746ee9f6e6303d4b877774d09ada1fb07f8bde2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aad90798367df8ad11c9baad746ee9f6e6303d4b877774d09ada1fb07f8bde2", kill_on_drop: false }`
[INFO] [stdout] 8aad90798367df8ad11c9baad746ee9f6e6303d4b877774d09ada1fb07f8bde2
[INFO] running `Command { std: "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" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07753d78053bceeddc5b7644b978e80e2034af2f34c4b5cd15f36ad92957e5b7
[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" "07753d78053bceeddc5b7644b978e80e2034af2f34c4b5cd15f36ad92957e5b7", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `objects`
[INFO] [stderr]   --> src/meta/reader.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     objects: ObjectIndex,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `objects`
[INFO] [stderr]   --> src/meta/reader.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     objects: ObjectIndex,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libzerostash-8d46e695ce9e98f4)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test rollsum::tests::bupsplit_selftest ... ignored
[INFO] [stdout] test crypto::tests::test_chunk_encryption ... ok
[INFO] [stdout] test splitter::tests::check_chunk_iterator_sum ... ok
[INFO] [stdout] test stash::restore::tests::path_removes_root ... ok
[INFO] [stdout] test crypto::tests::test_object_encryption ... ok
[INFO] [stdout] test stash::store::tests::test_stats_add_up ... ok
[INFO] [stderr]    Doc-tests libzerostash
[INFO] [stdout] test meta::tests::can_deserialize_fields ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.47s
[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" "07753d78053bceeddc5b7644b978e80e2034af2f34c4b5cd15f36ad92957e5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07753d78053bceeddc5b7644b978e80e2034af2f34c4b5cd15f36ad92957e5b7", kill_on_drop: false }`
[INFO] [stdout] 07753d78053bceeddc5b7644b978e80e2034af2f34c4b5cd15f36ad92957e5b7