[INFO] cloning repository https://github.com/tandalesc/rust-scroller
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tandalesc/rust-scroller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftandalesc%2Frust-scroller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftandalesc%2Frust-scroller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9fd4a1513a86ed987886424122ccd89fe3cad66
[INFO] testing tandalesc/rust-scroller against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftandalesc%2Frust-scroller" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tandalesc/rust-scroller 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 git repo https://github.com/tandalesc/rust-scroller
[INFO] finished tweaking git repo https://github.com/tandalesc/rust-scroller
[INFO] tweaked toml for git repo https://github.com/tandalesc/rust-scroller written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/tandalesc/rust-scroller already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twox-hash v1.6.0
[INFO] [stderr]   Downloaded storage-map v0.1.2
[INFO] [stderr]   Downloaded metal v0.15.1
[INFO] [stderr]   Downloaded claxon v0.4.3
[INFO] [stderr]   Downloaded err-derive v0.1.6
[INFO] [stderr]   Downloaded ctor v0.1.16
[INFO] [stderr]   Downloaded inventory v0.1.9
[INFO] [stderr]   Downloaded gfx-backend-metal v0.2.4
[INFO] [stderr]   Downloaded inventory-impl v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5c70410b23145620647b5fd79ae948afaa7a2323532d07c59544c23a6a5fbf2a
[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" "5c70410b23145620647b5fd79ae948afaa7a2323532d07c59544c23a6a5fbf2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c70410b23145620647b5fd79ae948afaa7a2323532d07c59544c23a6a5fbf2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c70410b23145620647b5fd79ae948afaa7a2323532d07c59544c23a6a5fbf2a", kill_on_drop: false }`
[INFO] [stdout] 5c70410b23145620647b5fd79ae948afaa7a2323532d07c59544c23a6a5fbf2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 5d5636218ae64d7cf1d68902bc37a159bd69222d4c6943e624674f837aaadd05
[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" "5d5636218ae64d7cf1d68902bc37a159bd69222d4c6943e624674f837aaadd05", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling atom v0.3.6
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling mint v0.5.5
[INFO] [stderr]    Compiling xi-unicode v0.2.1
[INFO] [stderr]    Compiling fluent-syntax v0.9.3
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling uname v0.1.1
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling sized-chunks v0.1.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling backtrace v0.3.53
[INFO] [stderr]    Compiling flate2 v1.0.18
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr]    Compiling sentry v0.15.5
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-d6484f3a2e83aaaa/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c790197780 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55c790197780 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55c790197780 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55c790197780 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55c7901b447c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x55c790195432 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x55c7901998ad - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55c7901998ad - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55c7901998ad - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x55c790199558 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x55c790199f31 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x55c790199ad9 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x55c790197c0c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55c790199a99 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x55c7901b3791 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x55c7901b35b3 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stderr]     16:     0x55c790163ffb - core::result::Result<T,E>::unwrap::h975c63f3d6f3aa7b
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/result.rs:973
[INFO] [stderr]     17:     0x55c790160765 - build_script_build::main::h6d8c5e8abddb3a9f
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27
[INFO] [stderr]     18:     0x55c7901623ab - core::ops::function::FnOnce::call_once::hcd39f0c8e644fbde
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x55c7901620be - std::sys_common::backtrace::__rust_begin_short_backtrace::h9b3488f6830bedd8
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55c790162651 - std::rt::lang_start::{{closure}}::hab85b8413d14a3c0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x55c79019a357 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x55c79019a357 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x55c79019a357 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x55c79019a357 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x55c79019a357 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55c790162627 - std::rt::lang_start::h9291f9ac04577de4
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55c79016181a - main
[INFO] [stderr]     28:     0x7fc0b93d40b3 - __libc_start_main
[INFO] [stderr]     29:     0x55c7901600ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5d5636218ae64d7cf1d68902bc37a159bd69222d4c6943e624674f837aaadd05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d5636218ae64d7cf1d68902bc37a159bd69222d4c6943e624674f837aaadd05", kill_on_drop: false }`
[INFO] [stdout] 5d5636218ae64d7cf1d68902bc37a159bd69222d4c6943e624674f837aaadd05
