[INFO] updating cached repository jxcl/rdb [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jxcl/rdb [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jxcl/rdb" "work/ex/beta-1.38-1/sources/1.37.0/gh/jxcl/rdb"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jxcl/rdb'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jxcl/rdb" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jxcl/rdb"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jxcl/rdb'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 037a04cee00795ba569a2f29493608e02d244836 [INFO] sha for GitHub repo jxcl/rdb: 037a04cee00795ba569a2f29493608e02d244836 [INFO] validating manifest of jxcl/rdb 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 jxcl/rdb 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 jxcl/rdb [INFO] finished frobbing jxcl/rdb [INFO] frobbed toml for jxcl/rdb written to work/ex/beta-1.38-1/sources/1.37.0/gh/jxcl/rdb/Cargo.toml [INFO] started frobbing jxcl/rdb [INFO] finished frobbing jxcl/rdb [INFO] frobbed toml for jxcl/rdb written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jxcl/rdb/Cargo.toml [INFO] crate jxcl/rdb already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jxcl/rdb against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jxcl/rdb:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 9e1bea1ad69f09241387b11791b56b26bc0678265926ffae7e9dd049cd3ea7ff [INFO] running `"docker" "start" "-a" "9e1bea1ad69f09241387b11791b56b26bc0678265926ffae7e9dd049cd3ea7ff"` [INFO] [stderr] Compiling rdb v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/connection.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/connection.rs:66:19 [INFO] [stderr] | [INFO] [stderr] 66 | fn get(&self, key: &str) -> Option<&String> { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/btree.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | for i in 0..right_pad_members { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/btree.rs:195:37 [INFO] [stderr] | [INFO] [stderr] 195 | fn search_for_insert(&mut self, key: &str, index: u32) -> Result { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `root_node` [INFO] [stderr] --> src/btree.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | root_node: TreeNode, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `open` [INFO] [stderr] --> src/btree.rs:156:5 [INFO] [stderr] | [INFO] [stderr] 156 | pub fn open(filename: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `"docker" "inspect" "9e1bea1ad69f09241387b11791b56b26bc0678265926ffae7e9dd049cd3ea7ff"` [INFO] running `"docker" "rm" "-f" "9e1bea1ad69f09241387b11791b56b26bc0678265926ffae7e9dd049cd3ea7ff"` [INFO] [stdout] 9e1bea1ad69f09241387b11791b56b26bc0678265926ffae7e9dd049cd3ea7ff [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jxcl/rdb:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] efb6ee31e0e9c17bbf01bb6c142d72c118767b016094ae3a7f390732f215042a [INFO] running `"docker" "start" "-a" "efb6ee31e0e9c17bbf01bb6c142d72c118767b016094ae3a7f390732f215042a"` [INFO] [stderr] Compiling rdb v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/connection.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/connection.rs:66:19 [INFO] [stderr] | [INFO] [stderr] 66 | fn get(&self, key: &str) -> Option<&String> { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/btree.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | for i in 0..right_pad_members { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/btree.rs:195:37 [INFO] [stderr] | [INFO] [stderr] 195 | fn search_for_insert(&mut self, key: &str, index: u32) -> Result { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `open` [INFO] [stderr] --> src/btree.rs:156:5 [INFO] [stderr] | [INFO] [stderr] 156 | pub fn open(filename: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `"docker" "inspect" "efb6ee31e0e9c17bbf01bb6c142d72c118767b016094ae3a7f390732f215042a"` [INFO] running `"docker" "rm" "-f" "efb6ee31e0e9c17bbf01bb6c142d72c118767b016094ae3a7f390732f215042a"` [INFO] [stdout] efb6ee31e0e9c17bbf01bb6c142d72c118767b016094ae3a7f390732f215042a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jxcl/rdb:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] a179445da8b7fce4e2649881d36ea5fa87fe0eb5b63df00e626a117d3eb85afc [INFO] running `"docker" "start" "-a" "a179445da8b7fce4e2649881d36ea5fa87fe0eb5b63df00e626a117d3eb85afc"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/rdb-fea8418127c80707 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test btree::tests::serialize_to_and_from_disk ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- btree::tests::serialize_to_and_from_disk stdout ---- [INFO] [stdout] thread 'btree::tests::serialize_to_and_from_disk' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5647a1f7f79b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5647a1f7f79b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5647a1f7f79b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5647a1f7f79b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5647a1f7f79b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5647a1f7f40a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5647a1f7ff10 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5647a1f7fa92 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5647a1f7f976 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5647a1f9596d - core::panicking::panic_fmt::h2daf88b2616ca2b2 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5647a1f31d4f - core::result::unwrap_failed::h7c690ae11e724fe3 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5647a1f32c37 - core::result::Result::unwrap::he8fb291eb78bcbd4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x5647a1f2cf46 - rdb::btree::tests::serialize_to_and_from_disk::h6676f37682b1193e [INFO] [stdout] at src/btree.rs:230 [INFO] [stdout] 13: 0x5647a1f2ceea - rdb::btree::tests::serialize_to_and_from_disk::{{closure}}::h93748e231b90bdfc [INFO] [stdout] at src/btree.rs:229 [INFO] [stdout] 14: 0x5647a1f2ad0e - core::ops::function::FnOnce::call_once::h0a7fe1a7cd8c2711 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x5647a1f4117f - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x5647a1f8248a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5647a1f5b778 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5647a1f5b778 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5647a1f5b778 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x5647a1f365f5 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x5647a1f3a6b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x5647a1f3a6b5 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x5647a1f3a6b5 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x5647a1f8248a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x5647a1f3adb2 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x5647a1f3adb2 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x5647a1f3adb2 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x5647a1f3adb2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x5647a1f7543f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x5647a1f81be0 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x5647a1f81be0 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x5647a1f81be0 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7f0b3bd964a4 - start_thread [INFO] [stdout] 34: 0x7f0b3b8c1d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] btree::tests::serialize_to_and_from_disk [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin rdb' [INFO] running `"docker" "inspect" "a179445da8b7fce4e2649881d36ea5fa87fe0eb5b63df00e626a117d3eb85afc"` [INFO] running `"docker" "rm" "-f" "a179445da8b7fce4e2649881d36ea5fa87fe0eb5b63df00e626a117d3eb85afc"` [INFO] [stdout] a179445da8b7fce4e2649881d36ea5fa87fe0eb5b63df00e626a117d3eb85afc