[INFO] fetching crate yaque 0.6.3...
[INFO] testing yaque-0.6.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate yaque 0.6.3 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate yaque 0.6.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaque 0.6.3
[INFO] finished tweaking crates.io crate yaque 0.6.3
[INFO] tweaked toml for crates.io crate yaque 0.6.3 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--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-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c54a0b79a760e7025418a0ac8d32806b662103b8333e68455fd1cc0f6effcdcc
[INFO] running `Command { std: "docker" "start" "-a" "c54a0b79a760e7025418a0ac8d32806b662103b8333e68455fd1cc0f6effcdcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c54a0b79a760e7025418a0ac8d32806b662103b8333e68455fd1cc0f6effcdcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54a0b79a760e7025418a0ac8d32806b662103b8333e68455fd1cc0f6effcdcc", kill_on_drop: false }`
[INFO] [stdout] c54a0b79a760e7025418a0ac8d32806b662103b8333e68455fd1cc0f6effcdcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63919d743d422246f48abaaf14e8505d98f6e14a7881510f8f275b0fb4feca1d
[INFO] running `Command { std: "docker" "start" "-a" "63919d743d422246f48abaaf14e8505d98f6e14a7881510f8f275b0fb4feca1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling sysinfo v0.17.5
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling notify v5.0.0-pre.13
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling yaque v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.57s
[INFO] running `Command { std: "docker" "inspect" "63919d743d422246f48abaaf14e8505d98f6e14a7881510f8f275b0fb4feca1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63919d743d422246f48abaaf14e8505d98f6e14a7881510f8f275b0fb4feca1d", kill_on_drop: false }`
[INFO] [stdout] 63919d743d422246f48abaaf14e8505d98f6e14a7881510f8f275b0fb4feca1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d61cf5d1104022f35a14d9eb11e35573885658134168906d0540c2fcc50514d
[INFO] running `Command { std: "docker" "start" "-a" "6d61cf5d1104022f35a14d9eb11e35573885658134168906d0540c2fcc50514d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling notify v5.0.0-pre.13
[INFO] [stderr]    Compiling yaque v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling simple_logger v1.16.0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "6d61cf5d1104022f35a14d9eb11e35573885658134168906d0540c2fcc50514d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d61cf5d1104022f35a14d9eb11e35573885658134168906d0540c2fcc50514d", kill_on_drop: false }`
[INFO] [stdout] 6d61cf5d1104022f35a14d9eb11e35573885658134168906d0540c2fcc50514d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63c8129f9b1fe72fd90b7d8d4acd2176ace682de477803ab52c089683fad5d48
[INFO] running `Command { std: "docker" "start" "-a" "63c8129f9b1fe72fd90b7d8d4acd2176ace682de477803ab52c089683fad5d48", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yaque-5950d8dfba362312)
[INFO] [stderr] thread '<unnamed>' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/queue/mod.rs:87:37
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563a933254dc - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]    1:     0x563a933254dc - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x563a933254dc - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]    3:     0x563a933254dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3e2b509ce2ce6007
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]    4:     0x563a9334d14c - core::fmt::write::h753c7571fa063ecb
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17
[INFO] [stderr]    5:     0x563a9331fe53 - std::io::Write::write_fmt::h2815c0519c99ba09
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15
[INFO] [stderr]    6:     0x563a93327bb2 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]    7:     0x563a93327bb2 - std::sys_common::backtrace::print::hcf25e43e1a9b0766
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]    8:     0x563a93327bb2 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50
[INFO] [stderr]    9:     0x563a93327795 - std::panicking::default_hook::hda898f8d3ad1a5ae
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:228:9
[INFO] [stderr]   10:     0x563a93328203 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17
[INFO] [stderr]   11:     0x563a93327f20 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:502:13
[INFO] [stderr]   12:     0x563a93325984 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stderr]   13:     0x563a93327c59 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5
[INFO] [stderr]   14:     0x563a930a3351 - core::panicking::panic_fmt::h3a79a6a99affe1d5
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14
[INFO] [stderr]   15:     0x563a930a3443 - core::result::unwrap_failed::ha0327e3803285d6e
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/result.rs:1690:5
[INFO] [stderr]   16:     0x563a932a8bb6 - core::result::Result<T,E>::unwrap::h7b38d9bdf2aeb33c
[INFO] [stderr]                                at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/result.rs:1018:23
[INFO] [stderr]   17:     0x563a930c9df3 - yaque::queue::init_log::h0b1a7650fdfdacec
[INFO] [stderr]                                at /opt/rustwide/workdir/src/queue/mod.rs:87:5
[INFO] [stderr]   18:     0x563a930a3ac6 - yaque::queue::init_log___rust_ctor___ctor::init_log___rust_ctor___ctor::h220b1f86fca48d49
[INFO] [stderr]                                at /opt/rustwide/workdir/src/queue/mod.rs:68:1
[INFO] [stderr]   19:     0x563a93352f6d - __libc_csu_init
[INFO] [stderr]   20:     0x7f145a0fc040 - __libc_start_main
[INFO] [stderr]   21:     0x563a930a3afe - _start
[INFO] [stderr]   22:                0x0 - <unknown>
[INFO] [stderr] fatal runtime error: failed to initiate panic, error 5
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/yaque-5950d8dfba362312` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "63c8129f9b1fe72fd90b7d8d4acd2176ace682de477803ab52c089683fad5d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c8129f9b1fe72fd90b7d8d4acd2176ace682de477803ab52c089683fad5d48", kill_on_drop: false }`
[INFO] [stdout] 63c8129f9b1fe72fd90b7d8d4acd2176ace682de477803ab52c089683fad5d48