[INFO] fetching crate csvsc 0.1.0...
[INFO] testing csvsc-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate csvsc 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate csvsc 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate csvsc 0.1.0
[INFO] finished tweaking crates.io crate csvsc 0.1.0
[INFO] tweaked toml for crates.io crate csvsc 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 090e74435a7efd0c306436a2e5a26eb1c1945d7c2ef0d7a34bcb917e502d786a
[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" "090e74435a7efd0c306436a2e5a26eb1c1945d7c2ef0d7a34bcb917e502d786a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "090e74435a7efd0c306436a2e5a26eb1c1945d7c2ef0d7a34bcb917e502d786a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090e74435a7efd0c306436a2e5a26eb1c1945d7c2ef0d7a34bcb917e502d786a", kill_on_drop: false }`
[INFO] [stdout] 090e74435a7efd0c306436a2e5a26eb1c1945d7c2ef0d7a34bcb917e502d786a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ce054b03abf4470002a937ca89b3c4f797231bdbff5eff19e730465d4dd2b21
[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" "2ce054b03abf4470002a937ca89b3c4f797231bdbff5eff19e730465d4dd2b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling strfmt v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling csvsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `Command { std: "docker" "inspect" "2ce054b03abf4470002a937ca89b3c4f797231bdbff5eff19e730465d4dd2b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce054b03abf4470002a937ca89b3c4f797231bdbff5eff19e730465d4dd2b21", kill_on_drop: false }`
[INFO] [stdout] 2ce054b03abf4470002a937ca89b3c4f797231bdbff5eff19e730465d4dd2b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 107d8ee21fbb6e426cf733fb8e0044517cb1561e21ac1777ace15e4be9ce24e1
[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" "107d8ee21fbb6e426cf733fb8e0044517cb1561e21ac1777ace15e4be9ce24e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling csvsc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.10s
[INFO] running `Command { std: "docker" "inspect" "107d8ee21fbb6e426cf733fb8e0044517cb1561e21ac1777ace15e4be9ce24e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107d8ee21fbb6e426cf733fb8e0044517cb1561e21ac1777ace15e4be9ce24e1", kill_on_drop: false }`
[INFO] [stdout] 107d8ee21fbb6e426cf733fb8e0044517cb1561e21ac1777ace15e4be9ce24e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a53a5f333862c09e3245385f13f54a4a89b91ce942dc5f2972e38247dd77d2f
[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" "7a53a5f333862c09e3245385f13f54a4a89b91ce942dc5f2972e38247dd77d2f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] running 51 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/csvsc-acc07124e5e9bd3b
[INFO] [stdout] test add::colspec::tests::test_colspec_mix ... ok
[INFO] [stdout] test group::tests::test_nonmatching_headers ... ok
[INFO] [stdout] test adjacent_group::tests::test_adjacent_group ... ok
[INFO] [stdout] test add::tests::test_add_doesnt_swallow_errors ... ok
[INFO] [stdout] test group::tests::test_group_noadjacent ... ok
[INFO] [stdout] test input::tests::detects_inconsistent_headers ... ok
[INFO] [stdout] test group::tests::test_group ... ok
[INFO] [stdout] test input::tests::different_encoding ... ok
[INFO] [stdout] test add::colspec::tests::test_colspec_regex_source ... ok
[INFO] [stdout] test add::colspec::tests::test_colspec_simplest ... ok
[INFO] [stdout] test add_with::tests::test_add ... ok
[INFO] [stdout] test del::tests::test_del ... ok
[INFO] [stdout] test adjacent_group::tests::test_nonmatching_headers ... ok
[INFO] [stdout] test adjacent_group::tests::test_some_errs_in_stream ... ok
[INFO] [stdout] test group::tests::test_some_errs_in_stream ... ok
[INFO] [stdout] test headers::tests::test_hash ... ok
[INFO] [stdout] test add::tests::test_add ... ok
[INFO] [stdout] test reduce::aggregate::avg::tests::test_missing_column ... ok
[INFO] [stdout] test reduce::aggregate::avg::tests::test_value_error ... ok
[INFO] [stdout] test input::tests::test_read_concatenated ... ok
[INFO] [stdout] test reduce::aggregate::avg::tests::test_avg ... ok
[INFO] [stdout] test reduce::aggregate::default_max::tests::test_max ... ok
[INFO] [stdout] test mock::tests::test_mock_stream ... ok
[INFO] [stdout] test reduce::aggregate::count::tests::test_count ... ok
[INFO] [stdout] test reduce::aggregate::default_sum::tests::test_missing_column ... ok
[INFO] [stdout] test reduce::aggregate::default_sum::tests::test_value_error ... ok
[INFO] [stdout] test reduce::aggregate::default_min::tests::test_min ... ok
[INFO] [stdout] test reduce::aggregate::last::tests::test_last ... ok
[INFO] [stdout] test reduce::aggregate::default_sum::tests::test_sum ... ok
[INFO] [stdout] test reduce::aggregate::default_min::tests::test_value_error ... ok
[INFO] [stdout] test reduce::aggregate::default_min::tests::test_missing_column ... ok
[INFO] [stdout] test reduce::aggregate::min::tests::test_min ... ok
[INFO] [stdout] test reduce::aggregate::sum::tests::test_missing_column ... ok
[INFO] [stdout] test reduce::aggregate::min::tests::test_missing_column ... ok
[INFO] [stdout] test reduce::aggregate::last::tests::test_missing_column ... ok
[INFO] [stdout] test reduce::aggregate::sum::tests::test_sum ... ok
[INFO] [stdout] test reduce::aggregate::default_max::tests::test_value_error ... ok
[INFO] [stdout] test reduce::aggregate::min::tests::test_value_error ... ok
[INFO] [stdout] test reduce::tests::test_reduce_max ... ok
[INFO] [stdout] test reduce::tests::test_reduce_avg ... ok
[INFO] [stdout] test reduce::aggregate::default_max::tests::test_missing_column ... ok
[INFO] [stdout] test reduce::aggregate::max::tests::test_missing_column ... ok
[INFO] [stdout] test rename::tests::test_rename ... ok
[INFO] [stdout] test reduce::aggregate::max::tests::test_value_error ... ok
[INFO] [stdout] test reduce::tests::test_reduce_min ... ok
[INFO] [stdout] test reduce::tests::test_reduce_error ... ok
[INFO] [stdout] test reduce::aggregate::sum::tests::test_value_error ... ok
[INFO] [stdout] test reduce::tests::test_reduce_sum ... ok
[INFO] [stdout] test reduce::aggregate::max::tests::test_max ... ok
[INFO] [stdout] test add::colspec::tests::test_interpolate ... ok
[INFO] [stderr]    Doc-tests csvsc
[INFO] [stdout] test reduce::tests::test_reduce_id_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/headers.rs - headers::Headers::hash (line 49) ... ok
[INFO] [stdout] test src/headers.rs - headers::Headers::add (line 80) ... ok
[INFO] [stdout] test src/headers.rs - headers::Headers::get_field (line 32) ... ok
[INFO] [stdout] test src/add/colspec.rs - add::colspec::ColSpec::Mix (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 31) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'Could not create directory: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/workdir/src/flush.rs:89:49
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5571ed157390 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x5571ed157390 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x5571ed157390 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x5571ed157390 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x5571ed171e0c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x5571ed155282 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x5571ed15955d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    7:     0x5571ed15955d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    8:     0x5571ed15955d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]    9:     0x5571ed159208 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stdout]   10:     0x5571ed159c41 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   11:     0x5571ed1597e9 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   12:     0x5571ed15781c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   13:     0x5571ed1597a9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   14:     0x5571ed171121 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   15:     0x5571ed170f43 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stdout]   16:     0x5571ed02bfa5 - core::result::Result<T,E>::expect::h668a32f85af5aa70
[INFO] [stdout]   17:     0x5571ed02ef81 - csvsc::flush::IntoIter<I>::get_target::h88ac7d6518204299
[INFO] [stdout]   18:     0x5571ed0314c7 - <csvsc::flush::IntoIter<I> as core::iter::traits::iterator::Iterator>::next::hb13a18b3a61b760b
[INFO] [stdout]   19:     0x5571ed03621c - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   20:     0x5571ed029553 - core::ops::function::FnOnce::call_once::h5c25fabf55f68cb0
[INFO] [stdout]   21:     0x5571ed0283b9 - std::sys_common::backtrace::__rust_begin_short_backtrace::he48b78818c6bb8fc
[INFO] [stdout]   22:     0x5571ed028e29 - std::rt::lang_start::{{closure}}::h2090de6a9fc357b8
[INFO] [stdout]   23:     0x5571ed15a067 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stdout]   24:     0x5571ed15a067 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   25:     0x5571ed15a067 - std::panicking::try::h8815656b2b76e792
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   26:     0x5571ed15a067 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   27:     0x5571ed15a067 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stdout]   28:     0x5571ed028e08 - std::rt::lang_start::h5654c047948033d3
[INFO] [stdout]   29:     0x5571ed0365cb - main
[INFO] [stdout]   30:     0x7f65913e00b3 - __libc_start_main
[INFO] [stdout]   31:     0x5571ed0260be - _start
[INFO] [stdout]   32:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 31)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7a53a5f333862c09e3245385f13f54a4a89b91ce942dc5f2972e38247dd77d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a53a5f333862c09e3245385f13f54a4a89b91ce942dc5f2972e38247dd77d2f", kill_on_drop: false }`
[INFO] [stdout] 7a53a5f333862c09e3245385f13f54a4a89b91ce942dc5f2972e38247dd77d2f
