[INFO] fetching crate yaque 0.6.4...
[INFO] testing yaque-0.6.4 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4
[INFO] extracting crate yaque 0.6.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate yaque 0.6.4 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaque 0.6.4
[INFO] finished tweaking crates.io crate yaque 0.6.4
[INFO] tweaked toml for crates.io crate yaque 0.6.4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysinfo v0.25.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96c1c3d27e1aea1dd1c0e30794a2aa9d76a266efa6534a7d3c8683f5fa935340
[INFO] running `Command { std: "docker" "start" "-a" "96c1c3d27e1aea1dd1c0e30794a2aa9d76a266efa6534a7d3c8683f5fa935340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96c1c3d27e1aea1dd1c0e30794a2aa9d76a266efa6534a7d3c8683f5fa935340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c1c3d27e1aea1dd1c0e30794a2aa9d76a266efa6534a7d3c8683f5fa935340", kill_on_drop: false }`
[INFO] [stdout] 96c1c3d27e1aea1dd1c0e30794a2aa9d76a266efa6534a7d3c8683f5fa935340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 86b563b78ec7244c187c1e0a3c888c6bc422627421de6f69d8779f29c5e553f1
[INFO] running `Command { std: "docker" "start" "-a" "86b563b78ec7244c187c1e0a3c888c6bc422627421de6f69d8779f29c5e553f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling sysinfo v0.25.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling filetime v0.2.19
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling notify v5.0.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling yaque v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.23s
[INFO] running `Command { std: "docker" "inspect" "86b563b78ec7244c187c1e0a3c888c6bc422627421de6f69d8779f29c5e553f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86b563b78ec7244c187c1e0a3c888c6bc422627421de6f69d8779f29c5e553f1", kill_on_drop: false }`
[INFO] [stdout] 86b563b78ec7244c187c1e0a3c888c6bc422627421de6f69d8779f29c5e553f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f9149ef24f4dbc1e704e8e813ea5458c199840fbf083e39fb1e8765fa34419b6
[INFO] running `Command { std: "docker" "start" "-a" "f9149ef24f4dbc1e704e8e813ea5458c199840fbf083e39fb1e8765fa34419b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling notify v5.0.0
[INFO] [stderr]    Compiling yaque v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling time v0.3.17
[INFO] [stderr]    Compiling simple_logger v2.3.0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `Command { std: "docker" "inspect" "f9149ef24f4dbc1e704e8e813ea5458c199840fbf083e39fb1e8765fa34419b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9149ef24f4dbc1e704e8e813ea5458c199840fbf083e39fb1e8765fa34419b6", kill_on_drop: false }`
[INFO] [stdout] f9149ef24f4dbc1e704e8e813ea5458c199840fbf083e39fb1e8765fa34419b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fe466c0948c18436a4979183d89e9bd470764a26defe774824afbcbad81c1bd8
[INFO] running `Command { std: "docker" "start" "-a" "fe466c0948c18436a4979183d89e9bd470764a26defe774824afbcbad81c1bd8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/yaque-6ba756cd44ef5f72)
[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:  0x825c051 - std::backtrace_rs::backtrace::libunwind::trace::h5f291319ef5c6762
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]    1:  0x825c051 - std::backtrace_rs::backtrace::trace_unsynchronized::h96ca96ef06a343d3
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:  0x825c051 - std::sys_common::backtrace::_print_fmt::h9ecddad7ef420251
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]    3:  0x825c051 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7345cc970529ac34
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:  0x829d6fc - core::fmt::write::hf580cd49f879cb74
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/core/src/fmt/mod.rs:1208:17
[INFO] [stderr]    5:  0x82589fb - std::io::Write::write_fmt::hba7f2bf9585f9411
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/io/mod.rs:1682:15
[INFO] [stderr]    6:  0x825be56 - std::sys_common::backtrace::_print::h8b6713f1e30cd3b1
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    7:  0x825be56 - std::sys_common::backtrace::print::h228371403e861751
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    8:  0x825da35 - std::panicking::default_hook::{{closure}}::h6da55f6f475e59d6
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/panicking.rs:267:22
[INFO] [stderr]    9:  0x825d7a5 - std::panicking::default_hook::h8f14cf6f2f2f52d8
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/panicking.rs:286:9
[INFO] [stderr]   10:  0x825e152 - std::panicking::rust_panic_with_hook::h2f79ffe424d88114
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/panicking.rs:688:13
[INFO] [stderr]   11:  0x825df2c - std::panicking::begin_panic_handler::{{closure}}::h59ef6a1246219cbe
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/panicking.rs:579:13
[INFO] [stderr]   12:  0x825c4ca - std::sys_common::backtrace::__rust_end_short_backtrace::h3d3587da31656282
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/sys_common/backtrace.rs:137:18
[INFO] [stderr]   13:  0x825dc03 - rust_begin_unwind
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/std/src/panicking.rs:575:5
[INFO] [stderr]   14:  0x804cb30 - core::panicking::panic_fmt::h40e949315ccf1c11
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/core/src/panicking.rs:64:14
[INFO] [stderr]   15:  0x804cefd - core::result::unwrap_failed::hfad931015b9eef7f
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/core/src/result.rs:1791:5
[INFO] [stderr]   16:  0x81fd1c4 - core::result::Result<T,E>::unwrap::h085ccc5281b38218
[INFO] [stderr]                        at /rustc/fc4ba03ef77ca5018fb78a097d3b924d30f15bfc/library/core/src/result.rs:1113:23
[INFO] [stderr]   17:  0x807dfd6 - yaque::queue::init_log::ha55fa7639d80ceea
[INFO] [stderr]                        at /opt/rustwide/workdir/src/queue/mod.rs:87:5
[INFO] [stderr]   18:  0x804d176 - yaque::queue::init_log___rust_ctor___ctor::init_log___rust_ctor___ctor::hd5173e169b882bdc
[INFO] [stderr]                        at /opt/rustwide/workdir/src/queue/mod.rs:68:1
[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/i686-unknown-linux-musl/debug/deps/yaque-6ba756cd44ef5f72` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "fe466c0948c18436a4979183d89e9bd470764a26defe774824afbcbad81c1bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe466c0948c18436a4979183d89e9bd470764a26defe774824afbcbad81c1bd8", kill_on_drop: false }`
[INFO] [stdout] fe466c0948c18436a4979183d89e9bd470764a26defe774824afbcbad81c1bd8