[INFO] fetching crate e-cache 0.1.0...
[INFO] testing e-cache-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate e-cache 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate e-cache 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate e-cache 0.1.0
[INFO] tweaked toml for crates.io crate e-cache 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate e-cache 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 129 packages to latest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded fs2 v0.4.3
[INFO] [stderr]   Downloaded rdkafka v0.38.0
[INFO] [stderr]   Downloaded sled v0.34.7
[INFO] [stderr]   Downloaded rdkafka-sys v4.9.0+2.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 293f4d234e85ec6fbf25c5850ca182e082ea592e3461e93c81ff4da3b97ac618
[INFO] running `Command { std: "docker" "start" "-a" "293f4d234e85ec6fbf25c5850ca182e082ea592e3461e93c81ff4da3b97ac618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "293f4d234e85ec6fbf25c5850ca182e082ea592e3461e93c81ff4da3b97ac618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293f4d234e85ec6fbf25c5850ca182e082ea592e3461e93c81ff4da3b97ac618", kill_on_drop: false }`
[INFO] [stdout] 293f4d234e85ec6fbf25c5850ca182e082ea592e3461e93c81ff4da3b97ac618
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 856e119b0cbaabd1b6b870de30e7f0cdc4cf762e793588030e176acaa1be0614
[INFO] running `Command { std: "docker" "start" "-a" "856e119b0cbaabd1b6b870de30e7f0cdc4cf762e793588030e176acaa1be0614", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling rdkafka-sys v4.9.0+2.10.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num_enum v0.7.4
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling e-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rdkafka v0.38.0
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/mq/kafka.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let ret = self
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 13s
[INFO] running `Command { std: "docker" "inspect" "856e119b0cbaabd1b6b870de30e7f0cdc4cf762e793588030e176acaa1be0614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856e119b0cbaabd1b6b870de30e7f0cdc4cf762e793588030e176acaa1be0614", kill_on_drop: false }`
[INFO] [stdout] 856e119b0cbaabd1b6b870de30e7f0cdc4cf762e793588030e176acaa1be0614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 41b7afe04e815e2c28896c1896cb62f19b8dc164ea2aee7e65e2bff8a17e9406
[INFO] running `Command { std: "docker" "start" "-a" "41b7afe04e815e2c28896c1896cb62f19b8dc164ea2aee7e65e2bff8a17e9406", kill_on_drop: false }`
[INFO] [stderr]    Compiling e-cache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/mq/kafka.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let ret = self
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/mq/kafka.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |             let ret = self
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "41b7afe04e815e2c28896c1896cb62f19b8dc164ea2aee7e65e2bff8a17e9406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b7afe04e815e2c28896c1896cb62f19b8dc164ea2aee7e65e2bff8a17e9406", kill_on_drop: false }`
[INFO] [stdout] 41b7afe04e815e2c28896c1896cb62f19b8dc164ea2aee7e65e2bff8a17e9406
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cd019ae5b7fa7fdabfa01be8d8773fba627928615eec2cad7b5ff0638d67fbfa
[INFO] running `Command { std: "docker" "start" "-a" "cd019ae5b7fa7fdabfa01be8d8773fba627928615eec2cad7b5ff0638d67fbfa", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ret`
[INFO] [stderr]   --> src/mq/kafka.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let ret = self
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `e-cache` (lib) generated 1 warning
[INFO] [stderr] warning: `e-cache` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/e_cache-432f14a57d1205c1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/base.rs (/opt/rustwide/target/debug/deps/base-a470bef5a872efb4)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] error: test failed, to rerun pass `--test base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test base ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- base stdout ----
[INFO] [stdout] Error: "open sled db .test error IO error: Read-only file system (os error 30)"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     base
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd019ae5b7fa7fdabfa01be8d8773fba627928615eec2cad7b5ff0638d67fbfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd019ae5b7fa7fdabfa01be8d8773fba627928615eec2cad7b5ff0638d67fbfa", kill_on_drop: false }`
[INFO] [stdout] cd019ae5b7fa7fdabfa01be8d8773fba627928615eec2cad7b5ff0638d67fbfa