[INFO] cloning repository https://github.com/chux0519/toy-kv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chux0519/toy-kv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Ftoy-kv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Ftoy-kv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc6622cf7a1f5a31c5a5ce7d698737cbb4704688
[INFO] testing chux0519/toy-kv against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Ftoy-kv" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chux0519/toy-kv 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 git repo https://github.com/chux0519/toy-kv
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/chux0519/toy-kv
[INFO] tweaked toml for git repo https://github.com/chux0519/toy-kv written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/chux0519/toy-kv already has a lockfile, it will not be regenerated
[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 tokio-io v0.1.11
[INFO] [stderr]   Downloaded tokio-fs v0.1.5
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[INFO] [stderr]   Downloaded crossbeam v0.6.0
[INFO] [stderr]   Downloaded tokio v0.1.15
[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] 3faaa2525949f850d90565bacda26da6766e2c253da2a3d685e95b0a962bf803
[INFO] running `Command { std: "docker" "start" "-a" "3faaa2525949f850d90565bacda26da6766e2c253da2a3d685e95b0a962bf803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3faaa2525949f850d90565bacda26da6766e2c253da2a3d685e95b0a962bf803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3faaa2525949f850d90565bacda26da6766e2c253da2a3d685e95b0a962bf803", kill_on_drop: false }`
[INFO] [stdout] 3faaa2525949f850d90565bacda26da6766e2c253da2a3d685e95b0a962bf803
[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] e1d1a671fa1bae28e5946f963782fb3abba6a465ff094ad016132f45722d3555
[INFO] running `Command { std: "docker" "start" "-a" "e1d1a671fa1bae28e5946f963782fb3abba6a465ff094ad016132f45722d3555", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling arc-swap v0.3.7
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling fnv v1.0.6
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[INFO] [stderr]    Compiling rand_pcg v0.1.1
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[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling socket2 v0.3.8
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[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling tokio-sync v0.1.1
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling tempfile v3.0.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling tokio-fs v0.1.5
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling trust-dns-proto v0.6.3
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling actix v0.7.9
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling toy-kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `ventry`
[INFO] [stdout]    --> src/engine/store.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 |     ventry: usize,
[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 52.49s
[INFO] running `Command { std: "docker" "inspect" "e1d1a671fa1bae28e5946f963782fb3abba6a465ff094ad016132f45722d3555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d1a671fa1bae28e5946f963782fb3abba6a465ff094ad016132f45722d3555", kill_on_drop: false }`
[INFO] [stdout] e1d1a671fa1bae28e5946f963782fb3abba6a465ff094ad016132f45722d3555
[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] 4a60dd5920a3fa1a15029c040f89d2811faec0bb781c20e4c5e90f03467c265f
[INFO] running `Command { std: "docker" "start" "-a" "4a60dd5920a3fa1a15029c040f89d2811faec0bb781c20e4c5e90f03467c265f", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-kv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `ventry`
[INFO] [stdout]    --> src/engine/store.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 |     ventry: usize,
[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] [stdout] warning: field is never read: `ventry`
[INFO] [stdout]    --> src/engine/store.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 |     ventry: usize,
[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 7.72s
[INFO] running `Command { std: "docker" "inspect" "4a60dd5920a3fa1a15029c040f89d2811faec0bb781c20e4c5e90f03467c265f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a60dd5920a3fa1a15029c040f89d2811faec0bb781c20e4c5e90f03467c265f", kill_on_drop: false }`
[INFO] [stdout] 4a60dd5920a3fa1a15029c040f89d2811faec0bb781c20e4c5e90f03467c265f
[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] 5865d4cc8c8173dbf8d44a8bbb69f587f1d89013a97607350917759bf2aa8165
[INFO] running `Command { std: "docker" "start" "-a" "5865d4cc8c8173dbf8d44a8bbb69f587f1d89013a97607350917759bf2aa8165", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `ventry`
[INFO] [stderr]    --> src/engine/store.rs:292:5
[INFO] [stderr]     |
[INFO] [stderr] 292 |     ventry: usize,
[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: `ventry`
[INFO] [stderr]    --> src/engine/store.rs:292:5
[INFO] [stderr]     |
[INFO] [stderr] 292 |     ventry: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/toy_kv-9c4d4f1d73466ca5)
[INFO] [stdout] test engine::util::util_tests::build_index_tests::broken_test ... ok
[INFO] [stdout] test engine::dio::test::simple ... ok
[INFO] [stdout] test engine::util::util_tests::get_buffer_pos_test ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/random_write_bench-a97beff51826ff4a)
[INFO] [stdout] test engine::util::util_tests::search_tests::bsearch_test ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sequential_write_bench-c84d7760185d4f71)
[INFO] [stdout] test engine::util::util_tests::build_index_tests::valid_test ... ok
[INFO] [stdout] test engine::util::util_tests::search_tests::find_insert_point_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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] [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] [stderr]      Running tests/store_integration_test.rs (/opt/rustwide/target/debug/deps/store_integration_test-8c6fc45a7cb5b39c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test store_integration_test::store_delete ... ok
[INFO] [stdout] test store_integration_test::store_scan ... ok
[INFO] [stdout] test store_integration_test::store_put_get ... ok
[INFO] [stdout] test store_integration_test::store_to_grow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.89s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests toy-kv
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/engine/util.rs - engine::util::build_index (line 111) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5865d4cc8c8173dbf8d44a8bbb69f587f1d89013a97607350917759bf2aa8165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5865d4cc8c8173dbf8d44a8bbb69f587f1d89013a97607350917759bf2aa8165", kill_on_drop: false }`
[INFO] [stdout] 5865d4cc8c8173dbf8d44a8bbb69f587f1d89013a97607350917759bf2aa8165