[INFO] fetching crate shardio 0.8.0...
[INFO] testing shardio-0.8.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate shardio 0.8.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate shardio 0.8.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shardio 0.8.0
[INFO] finished tweaking crates.io crate shardio 0.8.0
[INFO] tweaked toml for crates.io crate shardio 0.8.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded min-max-heap v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e496846302ef06d60fc673b76386d8a4b44a50452f17e203d45b5aaea97dba63
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e496846302ef06d60fc673b76386d8a4b44a50452f17e203d45b5aaea97dba63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e496846302ef06d60fc673b76386d8a4b44a50452f17e203d45b5aaea97dba63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e496846302ef06d60fc673b76386d8a4b44a50452f17e203d45b5aaea97dba63", kill_on_drop: false }`
[INFO] [stdout] e496846302ef06d60fc673b76386d8a4b44a50452f17e203d45b5aaea97dba63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6303379f2535667641ddbc5369d8bed846dbae0449066a140deca618a6864ab8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6303379f2535667641ddbc5369d8bed846dbae0449066a140deca618a6864ab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling min-max-heap v1.3.0
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling object v0.25.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling shardio v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.85s
[INFO] running `Command { std: "docker" "inspect" "6303379f2535667641ddbc5369d8bed846dbae0449066a140deca618a6864ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6303379f2535667641ddbc5369d8bed846dbae0449066a140deca618a6864ab8", kill_on_drop: false }`
[INFO] [stdout] 6303379f2535667641ddbc5369d8bed846dbae0449066a140deca618a6864ab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 210cf70f5f1a5310c5ec120fc1efcd47843c0e3d2781ee5915151ade2d41a081
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "210cf70f5f1a5310c5ec120fc1efcd47843c0e3d2781ee5915151ade2d41a081", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling shardio v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 55.24s
[INFO] running `Command { std: "docker" "inspect" "210cf70f5f1a5310c5ec120fc1efcd47843c0e3d2781ee5915151ade2d41a081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210cf70f5f1a5310c5ec120fc1efcd47843c0e3d2781ee5915151ade2d41a081", kill_on_drop: false }`
[INFO] [stdout] 210cf70f5f1a5310c5ec120fc1efcd47843c0e3d2781ee5915151ade2d41a081
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0e681ea77558345593362c8e48a3ffd68c319150007bbaef6915ea5aa8507ea
[INFO] running `Command { std: "docker" "start" "-a" "c0e681ea77558345593362c8e48a3ffd68c319150007bbaef6915ea5aa8507ea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shardio-7f82cb113f2ea840)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test range::range_tests::test_shard_cmp ... ok
[INFO] [stdout] test shard_tests::test_styp_error ... ok
[INFO] [stdout] test shard_tests::test_empty_open_set ... ok
[INFO] [stdout] test shard_tests::test_ttyp_error ... ok
[INFO] [stdout] test range::range_tests::test_range_cmp ... ok
[INFO] [stdout] test range::range_tests::test_range ... ok
[INFO] [stdout] test helper::thread_tests::thread_iterate_test ... ok
[INFO] [stdout] test helper::thread_tests::thread_write_test ... ok
[INFO] [stdout] test shard_tests::test_shard_one_key ... ok
[INFO] [stdout] test shard_tests::test_io_error ... ok
[INFO] [stdout] test shard_tests::multi_slice_correctness_quickcheck has been running for over 60 seconds
[INFO] [stdout] test shard_tests::test_shard_round_trip has been running for over 60 seconds
[INFO] [stdout] test shard_tests::test_shard_round_trip_sort_key has been running for over 60 seconds
[INFO] [stdout] test shard_tests::test_shard_round_trip_sort_key_too_many_active_readers has been running for over 60 seconds
[INFO] [stdout] test shard_tests::test_shard_round_trip_sort_key_too_many_active_readers ... ok
[INFO] [stdout] test shard_tests::test_shard_round_trip ... ok
[INFO] [stdout] test shard_tests::test_shard_round_trip_sort_key ... ok
[INFO] [stdout] test shard_tests::multi_slice_correctness_quickcheck ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 211.47s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shardio
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - SortKey (line 146) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout]    0: <failure::backtrace::internal::InternalBacktrace>::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: <failure::backtrace::Backtrace>::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<std::io::error::Error>>::from
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<std::io::error::Error>>::from
[INFO] [stdout]    4: <core::result::Result<shardio::SortAndWriteHandler<rust_out::DataStruct, shardio::DefaultSort>, failure::error::Error> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible, std::io::error::Error>>>::from_residual
[INFO] [stdout]    5: <shardio::SortAndWriteHandler<rust_out::DataStruct, shardio::DefaultSort>>::new::<&str>
[INFO] [stdout]    6: <shardio::ShardWriterInner<rust_out::DataStruct, shardio::DefaultSort>>::new::<&str>
[INFO] [stdout]    7: <shardio::ShardWriter<rust_out::DataStruct>>::new::<&str>
[INFO] [stdout]    8: rust_out::main
[INFO] [stdout]    9: <fn() -> core::result::Result<(), failure::error::Error> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   10: std::sys_common::backtrace::__rust_begin_short_backtrace::<fn() -> core::result::Result<(), failure::error::Error>, core::result::Result<(), failure::error::Error>>
[INFO] [stdout]   11: std::rt::lang_start::<core::result::Result<(), failure::error::Error>>::{closure#0}
[INFO] [stdout]   12: <&dyn core::ops::function::Fn<(), Output = i32> + std::panic::RefUnwindSafe + core::marker::Sync as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:259:13
[INFO] [stdout]       std::panicking::try::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + std::panic::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40
[INFO] [stdout]       std::panicking::try::<i32, &dyn core::ops::function::Fn<(), Output = i32> + std::panic::RefUnwindSafe + core::marker::Sync>
[INFO] [stdout]              at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19
[INFO] [stdout]       std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + std::panic::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14
[INFO] [stdout]       std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:34:21
[INFO] [stdout]   13: std::rt::lang_start::<core::result::Result<(), failure::error::Error>>
[INFO] [stdout]   14: main
[INFO] [stdout]   15: __libc_start_main
[INFO] [stdout]   16: _start
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "c0e681ea77558345593362c8e48a3ffd68c319150007bbaef6915ea5aa8507ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e681ea77558345593362c8e48a3ffd68c319150007bbaef6915ea5aa8507ea", kill_on_drop: false }`
[INFO] [stdout] c0e681ea77558345593362c8e48a3ffd68c319150007bbaef6915ea5aa8507ea