[INFO] crate scavenger 1.7.6 is already in cache [INFO] extracting crate scavenger 1.7.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/scavenger/1.7.6 [INFO] extracting crate scavenger 1.7.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/scavenger/1.7.6 [INFO] validating manifest of scavenger-1.7.6 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of scavenger-1.7.6 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing scavenger-1.7.6 [INFO] finished frobbing scavenger-1.7.6 [INFO] frobbed toml for scavenger-1.7.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/scavenger/1.7.6/Cargo.toml [INFO] started frobbing scavenger-1.7.6 [INFO] finished frobbing scavenger-1.7.6 [INFO] frobbed toml for scavenger-1.7.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/scavenger/1.7.6/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing scavenger-1.7.6 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/scavenger/1.7.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] e81f4e985634ac237f183c0daca9abf35e94533d3eb1098f88e0e418fa588ba3 [INFO] running `"docker" "start" "-a" "e81f4e985634ac237f183c0daca9abf35e94533d3eb1098f88e0e418fa588ba3"` [INFO] [stderr] Compiling syn v1.0.3 [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling futures v0.1.28 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling untrusted v0.7.0 [INFO] [stderr] Compiling spin v0.5.1 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling indexmap v1.1.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling arc-swap v0.3.11 [INFO] [stderr] Compiling log-mdc v0.1.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling ring v0.16.7 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling scavenger v1.7.6 (/opt/crater/workdir) [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling unicode-normalization v0.1.8 [INFO] [stderr] Compiling unicase v2.4.0 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling unsafe-any v0.4.2 [INFO] [stderr] Compiling miniz_oxide v0.3.2 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling tokio-sync v0.1.6 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling hyper v0.12.33 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling thread-id v3.3.0 [INFO] [stderr] Compiling filetime v0.2.7 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling page_size v0.4.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling core_affinity v0.5.9 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling pbr v1.0.1 [INFO] [stderr] Compiling clap v2.30.0 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling flate2 v1.0.11 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling aligned_alloc v0.1.3 [INFO] [stderr] Compiling mime v0.3.13 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling http v0.1.18 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling chrono v0.4.7 [INFO] [stderr] Compiling webpki v0.21.0 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling webpki-roots v0.17.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling ct-logs v0.6.0 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling publicsuffix v1.5.2 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling stopwatch v0.0.7 [INFO] [stderr] Compiling serde_derive v1.0.99 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling serde-value v0.5.3 [INFO] [stderr] Compiling serde_yaml v0.8.9 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling url_serde v0.2.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-threadpool v0.1.15 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling rustls v0.16.0 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling log4rs v0.8.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-rustls v0.10.0 [INFO] [stderr] Compiling hyper-rustls v0.17.1 [INFO] [stderr] Compiling reqwest v0.9.20 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cpu_worker.rs:67:34 [INFO] [stderr] | [INFO] [stderr] 67 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cpu_worker.rs:86:34 [INFO] [stderr] | [INFO] [stderr] 86 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/miner.rs:305:51 [INFO] [stderr] | [INFO] [stderr] 305 | .send(Box::new(cpu_buffer) as Box) [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/plot.rs:97:90 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn new(path: &PathBuf, mut use_direct_io: bool, dummy: bool) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:26:21 [INFO] [stderr] | [INFO] [stderr] 26 | pub buffer: Box, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:35:36 [INFO] [stderr] | [INFO] [stderr] 35 | rx_empty_buffers: Receiver>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:36:34 [INFO] [stderr] | [INFO] [stderr] 36 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:49:40 [INFO] [stderr] | [INFO] [stderr] 49 | rx_empty_buffers: Receiver>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:50:38 [INFO] [stderr] | [INFO] [stderr] 50 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4m 32s [INFO] running `"docker" "inspect" "e81f4e985634ac237f183c0daca9abf35e94533d3eb1098f88e0e418fa588ba3"` [INFO] running `"docker" "rm" "-f" "e81f4e985634ac237f183c0daca9abf35e94533d3eb1098f88e0e418fa588ba3"` [INFO] [stdout] e81f4e985634ac237f183c0daca9abf35e94533d3eb1098f88e0e418fa588ba3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/scavenger/1.7.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 50e68cf553704c56a5dbc29ef96e8af47b6cc1635b21c9e2f1d793e6da68be84 [INFO] running `"docker" "start" "-a" "50e68cf553704c56a5dbc29ef96e8af47b6cc1635b21c9e2f1d793e6da68be84"` [INFO] [stderr] Compiling scavenger v1.7.6 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cpu_worker.rs:67:34 [INFO] [stderr] | [INFO] [stderr] 67 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cpu_worker.rs:86:34 [INFO] [stderr] | [INFO] [stderr] 86 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/miner.rs:305:51 [INFO] [stderr] | [INFO] [stderr] 305 | .send(Box::new(cpu_buffer) as Box) [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/plot.rs:97:90 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn new(path: &PathBuf, mut use_direct_io: bool, dummy: bool) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:26:21 [INFO] [stderr] | [INFO] [stderr] 26 | pub buffer: Box, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:35:36 [INFO] [stderr] | [INFO] [stderr] 35 | rx_empty_buffers: Receiver>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:36:34 [INFO] [stderr] | [INFO] [stderr] 36 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:49:40 [INFO] [stderr] | [INFO] [stderr] 49 | rx_empty_buffers: Receiver>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reader.rs:50:38 [INFO] [stderr] | [INFO] [stderr] 50 | tx_empty_buffers: Sender>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Buffer + Send` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.06s [INFO] running `"docker" "inspect" "50e68cf553704c56a5dbc29ef96e8af47b6cc1635b21c9e2f1d793e6da68be84"` [INFO] running `"docker" "rm" "-f" "50e68cf553704c56a5dbc29ef96e8af47b6cc1635b21c9e2f1d793e6da68be84"` [INFO] [stdout] 50e68cf553704c56a5dbc29ef96e8af47b6cc1635b21c9e2f1d793e6da68be84 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/scavenger/1.7.6:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] a4f436100a7d8113429701033ccae6228700a53b9d2163cb6277b44e09cdf225 [INFO] running `"docker" "start" "-a" "a4f436100a7d8113429701033ccae6228700a53b9d2163cb6277b44e09cdf225"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running /opt/crater/target/debug/deps/scavenger-ac5418229237b98e [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test utils::test::test_get_sector_size ... ok [INFO] [stdout] test shabal256::test::shabal256 ... ok [INFO] [stdout] test logger::tests::test_to_log_level ... ok [INFO] [stdout] test utils::test::test_get_device_id ... ok [INFO] [stdout] test config::tests::test_load_cfg ... ok [INFO] [stdout] test cpu_worker::tests::test_deadline_hashing ... ok [INFO] [stdout] test logger::tests::test_init_logger ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- logger::tests::test_init_logger stdout ---- [INFO] [stdout] thread 'logger::tests::test_init_logger' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1084:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d550fc282b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55d550fc282b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d550fc282b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55d550fc282b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55d550fc282b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55d550fc249c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55d550fc2f9d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55d550fc2b22 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55d550fc2a06 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55d550fe379d - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55d550fe3897 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stdout] at src/libcore/result.rs:1084 [INFO] [stdout] 11: 0x55d550d0cd0e - core::result::Result::unwrap::h0c9eb9d42ff29923 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stdout] 12: 0x55d550d1759e - scavenger::logger::init_logger::h4f6a0a69d160ef34 [INFO] [stdout] at src/logger.rs:62 [INFO] [stdout] 13: 0x55d550d12494 - scavenger::logger::tests::test_init_logger::h290734416bc70fbd [INFO] [stdout] at src/logger.rs:132 [INFO] [stdout] 14: 0x55d550d1204a - scavenger::logger::tests::test_init_logger::{{closure}}::h484759e4e0151370 [INFO] [stdout] at src/logger.rs:125 [INFO] [stdout] 15: 0x55d550d5b66e - core::ops::function::FnOnce::call_once::hcf56ade0efa41937 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 16: 0x55d550d6b5af - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 17: 0x55d550fcb14a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 18: 0x55d550d85b9e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 19: 0x55d550d85b9e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55d550d85b9e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 21: 0x55d550d60fd5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 22: 0x55d550d651e5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 23: 0x55d550d651e5 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 24: 0x55d550d651e5 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 25: 0x55d550fcb14a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 26: 0x55d550d657e2 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x55d550d657e2 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x55d550d657e2 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 29: 0x55d550d657e2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 30: 0x55d550fb5b0f - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 31: 0x55d550fca520 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 32: 0x55d550fca520 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 33: 0x55d550fca520 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 34: 0x7fb2de81b4a4 - start_thread [INFO] [stdout] 35: 0x7fb2de346d0f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] logger::tests::test_init_logger [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin scavenger' [INFO] running `"docker" "inspect" "a4f436100a7d8113429701033ccae6228700a53b9d2163cb6277b44e09cdf225"` [INFO] running `"docker" "rm" "-f" "a4f436100a7d8113429701033ccae6228700a53b9d2163cb6277b44e09cdf225"` [INFO] [stdout] a4f436100a7d8113429701033ccae6228700a53b9d2163cb6277b44e09cdf225