[INFO] cloning repository https://github.com/kelvinkirima014/mini-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kelvinkirima014/mini-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelvinkirima014%2Fmini-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelvinkirima014%2Fmini-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46d7134d8704e6afd1ee7301b677e282c0a9beab
[INFO] testing kelvinkirima014/mini-redis against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelvinkirima014%2Fmini-redis" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kelvinkirima014/mini-redis
[INFO] finished tweaking git repo https://github.com/kelvinkirima014/mini-redis
[INFO] tweaked toml for git repo https://github.com/kelvinkirima014/mini-redis written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kelvinkirima014/mini-redis 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/kelvinkirima014/mini-redis 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3a9c49e4d9b2ca753ec5b5a6f4793a69ee23126ecea755be0d2413b14daf379e
[INFO] running `Command { std: "docker" "start" "-a" "3a9c49e4d9b2ca753ec5b5a6f4793a69ee23126ecea755be0d2413b14daf379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a9c49e4d9b2ca753ec5b5a6f4793a69ee23126ecea755be0d2413b14daf379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a9c49e4d9b2ca753ec5b5a6f4793a69ee23126ecea755be0d2413b14daf379e", kill_on_drop: false }`
[INFO] [stdout] 3a9c49e4d9b2ca753ec5b5a6f4793a69ee23126ecea755be0d2413b14daf379e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 16522c8336b32a64c98a860fb3c3d95d4baa4acc49e3ae6b9fba60b43bba0b73
[INFO] running `Command { std: "docker" "start" "-a" "16522c8336b32a64c98a860fb3c3d95d4baa4acc49e3ae6b9fba60b43bba0b73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tokio-stream v0.1.11
[INFO] [stderr]    Compiling mini-redis v0.4.1
[INFO] [stderr]    Compiling mini-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `oneshot::channel`
[INFO] [stdout]  --> src/bin/client.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::sync::{mpsc, oneshot::channel};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.33s
[INFO] running `Command { std: "docker" "inspect" "16522c8336b32a64c98a860fb3c3d95d4baa4acc49e3ae6b9fba60b43bba0b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16522c8336b32a64c98a860fb3c3d95d4baa4acc49e3ae6b9fba60b43bba0b73", kill_on_drop: false }`
[INFO] [stdout] 16522c8336b32a64c98a860fb3c3d95d4baa4acc49e3ae6b9fba60b43bba0b73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a35d0b603a8931c1d0891608a68eabd8f2c1e8960efe69aad4b6257bdfca910e
[INFO] running `Command { std: "docker" "start" "-a" "a35d0b603a8931c1d0891608a68eabd8f2c1e8960efe69aad4b6257bdfca910e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `oneshot::channel`
[INFO] [stdout]  --> src/bin/client.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::sync::{mpsc, oneshot::channel};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "a35d0b603a8931c1d0891608a68eabd8f2c1e8960efe69aad4b6257bdfca910e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35d0b603a8931c1d0891608a68eabd8f2c1e8960efe69aad4b6257bdfca910e", kill_on_drop: false }`
[INFO] [stdout] a35d0b603a8931c1d0891608a68eabd8f2c1e8960efe69aad4b6257bdfca910e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 16e6d6a8ede087371b0fb2b00c53654986159690dcc37a0ae35e009a91486a3f
[INFO] running `Command { std: "docker" "start" "-a" "16e6d6a8ede087371b0fb2b00c53654986159690dcc37a0ae35e009a91486a3f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `oneshot::channel`
[INFO] [stderr]  --> src/bin/client.rs:3:25
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tokio::sync::{mpsc, oneshot::channel};
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mini-redis` (bin "client" test) generated 1 warning (run `cargo fix --bin "client" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/bin/client.rs (/opt/rustwide/target/debug/deps/client-5f4663b5e6038a11)
[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 unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/server-d74972e11842e770)
[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" "16e6d6a8ede087371b0fb2b00c53654986159690dcc37a0ae35e009a91486a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e6d6a8ede087371b0fb2b00c53654986159690dcc37a0ae35e009a91486a3f", kill_on_drop: false }`
[INFO] [stdout] 16e6d6a8ede087371b0fb2b00c53654986159690dcc37a0ae35e009a91486a3f