[INFO] fetching crate sfkv 0.1.0...
[INFO] testing sfkv-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sfkv 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sfkv 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sfkv 0.1.0
[INFO] finished tweaking crates.io crate sfkv 0.1.0
[INFO] tweaked toml for crates.io crate sfkv 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d040c3d9b2535bd4459f019482c77b4aaf5e94156b7bf075b187e1eabea59578
[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" "d040c3d9b2535bd4459f019482c77b4aaf5e94156b7bf075b187e1eabea59578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d040c3d9b2535bd4459f019482c77b4aaf5e94156b7bf075b187e1eabea59578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d040c3d9b2535bd4459f019482c77b4aaf5e94156b7bf075b187e1eabea59578", kill_on_drop: false }`
[INFO] [stdout] d040c3d9b2535bd4459f019482c77b4aaf5e94156b7bf075b187e1eabea59578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a74235285448fcc869d9559e7d1d9110d35e65cfdcae7627d746b45ab6ec16a9
[INFO] running `Command { std: "docker" "start" "-a" "a74235285448fcc869d9559e7d1d9110d35e65cfdcae7627d746b45ab6ec16a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling postcard v0.5.1
[INFO] [stderr]    Compiling sfkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.61s
[INFO] running `Command { std: "docker" "inspect" "a74235285448fcc869d9559e7d1d9110d35e65cfdcae7627d746b45ab6ec16a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74235285448fcc869d9559e7d1d9110d35e65cfdcae7627d746b45ab6ec16a9", kill_on_drop: false }`
[INFO] [stdout] a74235285448fcc869d9559e7d1d9110d35e65cfdcae7627d746b45ab6ec16a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b095dd5fc542ec736a863870d51308fc4e8b3bd46b9ceeea455cc139bb3f0fb
[INFO] running `Command { std: "docker" "start" "-a" "1b095dd5fc542ec736a863870d51308fc4e8b3bd46b9ceeea455cc139bb3f0fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "1b095dd5fc542ec736a863870d51308fc4e8b3bd46b9ceeea455cc139bb3f0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b095dd5fc542ec736a863870d51308fc4e8b3bd46b9ceeea455cc139bb3f0fb", kill_on_drop: false }`
[INFO] [stdout] 1b095dd5fc542ec736a863870d51308fc4e8b3bd46b9ceeea455cc139bb3f0fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a87aa90bd3fb5d5104b5fee037cd213dabf481e3d966fee5e22f2f1b4ba2756
[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" "0a87aa90bd3fb5d5104b5fee037cd213dabf481e3d966fee5e22f2f1b4ba2756", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sfkv-0acbe0ce0bb5f771
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::empty_read_not_found ... ok
[INFO] [stdout] test test::no_flash ... ok
[INFO] [stdout] test test::write_read_str ... ok
[INFO] [stdout] test test::write_read_str_utf8 ... ok
[INFO] [stdout] test test::write_read_value_f32 ... ok
[INFO] [stdout] test test::write_read ... ok
[INFO] [stdout] test test::write_read_value_u32 ... ok
[INFO] [stdout] test test::write_read_value_i64 ... ok
[INFO] [stdout] test test::write_read_value_str ... ok
[INFO] [stdout] test test::write_read_value_f64 ... ok
[INFO] [stdout] test test::write_many ... ok
[INFO] [stderr]    Doc-tests sfkv
[INFO] [stdout] test test::write_value_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a87aa90bd3fb5d5104b5fee037cd213dabf481e3d966fee5e22f2f1b4ba2756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a87aa90bd3fb5d5104b5fee037cd213dabf481e3d966fee5e22f2f1b4ba2756", kill_on_drop: false }`
[INFO] [stdout] 0a87aa90bd3fb5d5104b5fee037cd213dabf481e3d966fee5e22f2f1b4ba2756