[INFO] cloning repository https://github.com/magwoo/flemish-db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magwoo/flemish-db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagwoo%2Fflemish-db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagwoo%2Fflemish-db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f69b3848aa037af38d2e43ef76ba44a8125b4a2a
[INFO] testing magwoo/flemish-db against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagwoo%2Fflemish-db" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/magwoo/flemish-db
[INFO] finished tweaking git repo https://github.com/magwoo/flemish-db
[INFO] tweaked toml for git repo https://github.com/magwoo/flemish-db written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/magwoo/flemish-db on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/magwoo/flemish-db already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52b7a97c6c7b553456d5157a21153c89451b9d0aa147375018d07de6d37dbdff
[INFO] running `Command { std: "docker" "start" "-a" "52b7a97c6c7b553456d5157a21153c89451b9d0aa147375018d07de6d37dbdff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52b7a97c6c7b553456d5157a21153c89451b9d0aa147375018d07de6d37dbdff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52b7a97c6c7b553456d5157a21153c89451b9d0aa147375018d07de6d37dbdff", kill_on_drop: false }`
[INFO] [stdout] 52b7a97c6c7b553456d5157a21153c89451b9d0aa147375018d07de6d37dbdff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a663f291819a9aa3926b442264936968ff2cd18bfe968800f4fac673fee6ea5a
[INFO] running `Command { std: "docker" "start" "-a" "a663f291819a9aa3926b442264936968ff2cd18bfe968800f4fac673fee6ea5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling rewind-kv v0.1.0 (/opt/rustwide/workdir/libs/kv)
[INFO] [stderr]    Compiling storage v0.1.0 (/opt/rustwide/workdir/libs/storage)
[INFO] [stdout] warning: fields `start_index`, `current_index`, and `storage` are never read
[INFO] [stdout]  --> libs/storage/src/page/stream.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PageStream<S: Storage> {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 4 |     start_index: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 5 |     current_index: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 6 |     storage: S,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kv-bin v0.1.0 (/opt/rustwide/workdir/bins/kv)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "a663f291819a9aa3926b442264936968ff2cd18bfe968800f4fac673fee6ea5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a663f291819a9aa3926b442264936968ff2cd18bfe968800f4fac673fee6ea5a", kill_on_drop: false }`
[INFO] [stdout] a663f291819a9aa3926b442264936968ff2cd18bfe968800f4fac673fee6ea5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c29a1579b4646a07ec0bcb91593de5b2e6bddfa6635e2294f8d06fae5223a7f
[INFO] running `Command { std: "docker" "start" "-a" "7c29a1579b4646a07ec0bcb91593de5b2e6bddfa6635e2294f8d06fae5223a7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling kv-bin v0.1.0 (/opt/rustwide/workdir/bins/kv)
[INFO] [stderr]    Compiling storage v0.1.0 (/opt/rustwide/workdir/libs/storage)
[INFO] [stderr]    Compiling rewind-kv v0.1.0 (/opt/rustwide/workdir/libs/kv)
[INFO] [stdout] warning: fields `start_index`, `current_index`, and `storage` are never read
[INFO] [stdout]  --> libs/storage/src/page/stream.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PageStream<S: Storage> {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 4 |     start_index: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 5 |     current_index: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 6 |     storage: S,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_index`, `current_index`, and `storage` are never read
[INFO] [stdout]  --> libs/storage/src/page/stream.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct PageStream<S: Storage> {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 4 |     start_index: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 5 |     current_index: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 6 |     storage: S,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "7c29a1579b4646a07ec0bcb91593de5b2e6bddfa6635e2294f8d06fae5223a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c29a1579b4646a07ec0bcb91593de5b2e6bddfa6635e2294f8d06fae5223a7f", kill_on_drop: false }`
[INFO] [stdout] 7c29a1579b4646a07ec0bcb91593de5b2e6bddfa6635e2294f8d06fae5223a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1bc5fbfb73b753539a3ee41b412cb5dcc2ed3778417ecaccf15c39d0bc85690
[INFO] running `Command { std: "docker" "start" "-a" "c1bc5fbfb73b753539a3ee41b412cb5dcc2ed3778417ecaccf15c39d0bc85690", kill_on_drop: false }`
[INFO] [stderr] warning: fields `start_index`, `current_index`, and `storage` are never read
[INFO] [stderr]  --> libs/storage/src/page/stream.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct PageStream<S: Storage> {
[INFO] [stderr]   |            ---------- fields in this struct
[INFO] [stderr] 4 |     start_index: u64,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 5 |     current_index: u64,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 6 |     storage: S,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `storage` (lib) generated 1 warning
[INFO] [stderr] warning: `storage` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kv_bin-5ba70f8738f3fb8a)
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rewind_kv-b8fd4e3d11cfda9a)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/storage-a3498687dd98aece)
[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] [stdout] 
[INFO] [stderr]    Doc-tests rewind_kv
[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]    Doc-tests storage
[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" "c1bc5fbfb73b753539a3ee41b412cb5dcc2ed3778417ecaccf15c39d0bc85690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bc5fbfb73b753539a3ee41b412cb5dcc2ed3778417ecaccf15c39d0bc85690", kill_on_drop: false }`
[INFO] [stdout] c1bc5fbfb73b753539a3ee41b412cb5dcc2ed3778417ecaccf15c39d0bc85690