[INFO] crate hypercore 0.8.1 is already in cache [INFO] extracting crate hypercore 0.8.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/hypercore/0.8.1 [INFO] extracting crate hypercore 0.8.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hypercore/0.8.1 [INFO] validating manifest of hypercore-0.8.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hypercore-0.8.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hypercore-0.8.1 [INFO] finished frobbing hypercore-0.8.1 [INFO] frobbed toml for hypercore-0.8.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/hypercore/0.8.1/Cargo.toml [INFO] started frobbing hypercore-0.8.1 [INFO] finished frobbing hypercore-0.8.1 [INFO] frobbed toml for hypercore-0.8.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hypercore/0.8.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing hypercore-0.8.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hypercore/0.8.1:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] 17dea048ba69eafa1ab0f47f79d4088574c209d59da2bd16d602435267dc78ae [INFO] running `"docker" "start" "-a" "17dea048ba69eafa1ab0f47f79d4088574c209d59da2bd16d602435267dc78ae"` [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling flat-tree v3.7.0 [INFO] [stderr] Compiling mkdirp v0.1.0 [INFO] [stderr] Compiling clear_on_drop v0.2.3 [INFO] [stderr] Compiling blake2-rfc v0.2.18 [INFO] [stderr] Compiling random-access-storage v0.6.0 [INFO] [stderr] Compiling pretty-hash v0.4.0 [INFO] [stderr] Compiling sparse-bitfield v0.8.1 [INFO] [stderr] Compiling random-access-memory v0.5.0 [INFO] [stderr] Compiling random-access-disk v0.6.0 [INFO] [stderr] Compiling merkle-tree-stream v0.7.0 [INFO] [stderr] Compiling tree-index v0.5.0 [INFO] [stderr] Compiling curve25519-dalek v0.20.0 [INFO] [stderr] Compiling sleep-parser v0.7.0 [INFO] [stderr] Compiling ed25519-dalek v0.8.1 [INFO] [stderr] Compiling hypercore v0.8.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.03s [INFO] running `"docker" "inspect" "17dea048ba69eafa1ab0f47f79d4088574c209d59da2bd16d602435267dc78ae"` [INFO] running `"docker" "rm" "-f" "17dea048ba69eafa1ab0f47f79d4088574c209d59da2bd16d602435267dc78ae"` [INFO] [stdout] 17dea048ba69eafa1ab0f47f79d4088574c209d59da2bd16d602435267dc78ae [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hypercore/0.8.1:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 64134c62d4b39c93fe77cd0e724d162a0d3dedb38ffc59b4fbd197dc03592b9b [INFO] running `"docker" "start" "-a" "64134c62d4b39c93fe77cd0e724d162a0d3dedb38ffc59b4fbd197dc03592b9b"` [INFO] [stderr] Compiling quickcheck v0.7.2 [INFO] [stderr] Compiling hypercore v0.8.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.82s [INFO] running `"docker" "inspect" "64134c62d4b39c93fe77cd0e724d162a0d3dedb38ffc59b4fbd197dc03592b9b"` [INFO] running `"docker" "rm" "-f" "64134c62d4b39c93fe77cd0e724d162a0d3dedb38ffc59b4fbd197dc03592b9b"` [INFO] [stdout] 64134c62d4b39c93fe77cd0e724d162a0d3dedb38ffc59b4fbd197dc03592b9b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hypercore/0.8.1:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] cb5112743ae7dfaef139772d7416ffe64d69208cd6cf93f595fdc3f1b5d4273b [INFO] running `"docker" "start" "-a" "cb5112743ae7dfaef139772d7416ffe64d69208cd6cf93f595fdc3f1b5d4273b"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/crater/target/debug/deps/hypercore-31f6e21a8f483558 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test crypto::hash::tests::root_hash ... ok [INFO] [stdout] test crypto::hash::tests::leaf_hash ... ok [INFO] [stdout] test storage::should_detect_zeroes ... ok [INFO] [stdout] test crypto::hash::tests::parent_hash ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/bitfield-ce61247a81f4b9b3 [INFO] [stdout] test crypto::key_pair::can_verify_messages ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test set_and_get ... ok [INFO] [stdout] test get_total_positive_bits ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/compat-db86274958e98d8f [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test deterministic_data_and_tree_after_replication ... ignored [INFO] [stdout] test deterministic_signatures_after_replication ... ignored [INFO] [stdout] test deterministic_signatures ... ok [INFO] [stdout] test deterministic_data_and_tree ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/feed-e548cbbaf7eb204f [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test create_with_stored_public_key ... ok [INFO] [stdout] test create_with_stored_keys ... ok [INFO] [stdout] test display ... ok [INFO] [stdout] test create_with_storage ... ok [INFO] [stdout] test set_get ... ok [INFO] [stdout] test create_with_key ... ok [INFO] [stdout] test root_hashes ... ok [INFO] [stdout] test append ... ok [INFO] [stdout] test verify ... ok [INFO] [stdout] test put ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/model-fcb00306eeedb3d9 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test implementation_matches_model ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/regression-37b73c7e7ca407c8 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test regression_01 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/storage-9d5b320f849e4fda [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test should_read_empty_public_key ... ok [INFO] [stdout] test should_read_no_keypair ... ok [INFO] [stdout] test should_read_partial_keypair ... ok [INFO] [stderr] Doc-tests hypercore [INFO] [stdout] test should_write_and_read_keypair ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/prelude.rs - prelude (line 3) ... ok [INFO] [stdout] test src/lib.rs - (line 8) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 8) stdout ---- [INFO] [stdout] thread 'src/lib.rs - (line 8)' panicked at 'test executable failed: [INFO] [stdout] [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" } [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: _RNkMs0_NtNqCs2S7MSzVe1il_7failure9backtrace8internalNtB5_17InternalBacktrace3new (0x557a778ad3b2) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44 [INFO] [stdout] 1: _RNkMNqCs2S7MSzVe1il_7failure9backtraceNaB2_9Backtrace3new (0x557a778ac80d) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111 [INFO] [stdout] 2: _RNpXNyNgCs2S7MSzVe1il_7failure5error10error_implNcB2_9ErrorImplINcNyCsfOXHOjakNhA_4core7convert4FromNqNgNxCs93O65jcFPR3_3std2io5error5ErrorE4fromCs9tOyUVuMyQn_18random_access_disk (0x557a7784fba9) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19 [INFO] [stdout] 3: _RNpXNgCs2S7MSzVe1il_7failure5errorNqB2_5ErrorINcNyCsfOXHOjakNhA_4core7convert4FromNqNgNxCs93O65jcFPR3_3std2io5error5ErrorE4fromCs9tOyUVuMyQn_18random_access_disk (0x557a7784f26f) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36 [INFO] [stdout] 4: _RNnMCs9tOyUVuMyQn_18random_access_diskNgB2_16RandomAccessDisk4open (0x557a7784d032) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/random-access-disk-0.6.0/src/lib.rs:31 [INFO] [stdout] 5: _RNCNlMs0_NmCs4ipm9NLk3el_9hypercore7storageINwB7_7StorageNgCs9tOyUVuMyQn_18random_access_disk16RandomAccessDiskE8new_disk0B9_ (0x557a7783bf5b) [INFO] [stdout] at src/storage/mod.rs:313 [INFO] [stdout] 6: _RINkMNmCs4ipm9NLk3el_9hypercore7storageINwB3_7StorageNgCs9tOyUVuMyQn_18random_access_disk16RandomAccessDiskE3newNCNlMs0_B3_BB_8new_disk0EB5_ (0x557a7783934a) [INFO] [stdout] at src/storage/mod.rs:74 [INFO] [stdout] 7: _RNlMs0_NmCs4ipm9NLk3el_9hypercore7storageINwB5_7StorageNgCs9tOyUVuMyQn_18random_access_disk16RandomAccessDiskE8new_disk (0x557a7783bc78) [INFO] [stdout] at src/storage/mod.rs:315 [INFO] [stdout] 8: _RNkMs_NiCs4ipm9NLk3el_9hypercore4feedINsB4_4FeedNgCs9tOyUVuMyQn_18random_access_disk16RandomAccessDiskE3new (0x557a77827998) [INFO] [stdout] at src/feed.rs:551 [INFO] [stdout] 9: _RNaCs4fqI2P2rA04_8rust_out4main (0x557a77821906) [INFO] [stdout] 10: _RNCINnNlCs93O65jcFPR3_3std2rt10lang_startuE0Cs4fqI2P2rA04_8rust_out (0x557a77822842) [INFO] [stdout] 11: {{closure}} (0x557a778e2c72) [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] do_call [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x557a778e5539) [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 13: try (0x557a778e37a5) [INFO] [stdout] at src/libstd/panicking.rs:276 [INFO] [stdout] catch_unwind [INFO] [stdout] at src/libstd/panic.rs:388 [INFO] [stdout] lang_start_internal [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 14: _RINnNlCs93O65jcFPR3_3std2rt10lang_startuECs4fqI2P2rA04_8rust_out (0x557a77822824) [INFO] [stdout] 15: main (0x557a77821baa) [INFO] [stdout] 16: __libc_start_main (0x7f857e0af2e0) [INFO] [stdout] 17: _start (0x557a7781c929) [INFO] [stdout] 18: (0x0)', src/libcore/result.rs:997:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557a778e3d63 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x557a778dfd9b - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x557a778e2bc6 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x557a778e2944 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 4: 0x557a778e3270 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x557a778e2df1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:385 [INFO] [stdout] 6: 0x557a778e2cd5 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:312 [INFO] [stdout] 7: 0x557a778f79dc - core[b849d6d0cd70c3a8]::panicking::panic_fmt [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x557a77832929 - core[b849d6d0cd70c3a8]::result::unwrap_failed:: [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16 [INFO] [stdout] 9: 0x557a77821e50 - , failure[2176aa52ea4768b7]::error::Error>>::unwrap [INFO] [stdout] 10: 0x557a7782191a - rust_out[317d481089b8c8fe]::main [INFO] [stdout] 11: 0x557a77822842 - std[698b411d1b74fcff]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 12: 0x557a778e2c72 - std[698b411d1b74fcff]::panicking::try::do_call:: [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 13: 0x557a778e5539 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 14: 0x557a778e37a5 - std[698b411d1b74fcff]::rt::lang_start_internal [INFO] [stdout] at src/libstd/panicking.rs:276 [INFO] [stdout] at src/libstd/panic.rs:388 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 15: 0x557a77822824 - std[698b411d1b74fcff]::rt::lang_start::<()> [INFO] [stdout] 16: 0x557a77821baa - main [INFO] [stdout] 17: 0x7f857e0af2e0 - __libc_start_main [INFO] [stdout] 18: 0x557a7781c929 - _start [INFO] [stdout] 19: 0x0 - [INFO] [stdout] [INFO] [stdout] ', src/librustdoc/test.rs:389:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f631ceef1e3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f631cee79cb - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x7f631ceeb3f6 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x7f631ceeb0f7 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x7f631ef4a9ef - rustc[8198c0d23dc1abcc]::util::common::panic_hook [INFO] [stdout] 5: 0x7f631ceebbcd - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:482 [INFO] [stdout] 6: 0x7f631ceeb681 - std[698b411d1b74fcff]::panicking::continue_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:385 [INFO] [stdout] 7: 0x7f631ceeb5ce - std[698b411d1b74fcff]::panicking::begin_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:340 [INFO] [stdout] 8: 0x55750f82e8fc - rustdoc[88d74997c65aea9c]::test::run_test [INFO] [stdout] at src/librustdoc/test.rs:389 [INFO] [stdout] 9: 0x55750f70e4e7 - >::set::::add_test::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:754 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:112 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] 10: 0x55750f790961 - syntax[55b360ca1c87f545]::with_globals::<::add_test::{closure#0}::{closure#0}::{closure#0}, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:111 [INFO] [stdout] 11: 0x55750f5ab508 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<::add_test::{closure#0}::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:751 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 12: 0x55750f561573 - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 13: 0x7f631cefd029 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 14: 0x55750f5db957 - <::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 15: 0x7f631cefbdbd - ::new::thread_start [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 16: 0x7f631ca6d493 - start_thread [INFO] [stdout] 17: 0x7f631c598ace - __clone [INFO] [stdout] 18: 0x0 - [INFO] [stdout] query stack during panic: [INFO] [stdout] end of query stack [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 8) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "cb5112743ae7dfaef139772d7416ffe64d69208cd6cf93f595fdc3f1b5d4273b"` [INFO] running `"docker" "rm" "-f" "cb5112743ae7dfaef139772d7416ffe64d69208cd6cf93f595fdc3f1b5d4273b"` [INFO] [stdout] cb5112743ae7dfaef139772d7416ffe64d69208cd6cf93f595fdc3f1b5d4273b