[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] checking tandalesc/rust-scroller against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftandalesc%2Frust-scroller" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tandalesc/rust-scroller on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-4/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded metal v0.15.1 [INFO] [stderr] Downloaded gfx-backend-metal v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9c0dd14bba28cd8d76f410d51f728c4ac7d26360fb641487c0876784d45b580 [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" "d9c0dd14bba28cd8d76f410d51f728c4ac7d26360fb641487c0876784d45b580", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9c0dd14bba28cd8d76f410d51f728c4ac7d26360fb641487c0876784d45b580", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9c0dd14bba28cd8d76f410d51f728c4ac7d26360fb641487c0876784d45b580", kill_on_drop: false }` [INFO] [stdout] d9c0dd14bba28cd8d76f410d51f728c4ac7d26360fb641487c0876784d45b580 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56453560cb76263a6c3624468e5bc14adabc175adc9ebe3d1b7088714ff680d1 [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" "56453560cb76263a6c3624468e5bc14adabc175adc9ebe3d1b7088714ff680d1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking atom v0.3.6 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Checking tuple_utils v0.2.0 [INFO] [stderr] Checking colorful v0.2.1 [INFO] [stderr] Checking siphasher v0.2.3 [INFO] [stderr] Compiling inventory v0.1.10 [INFO] [stderr] Checking objekt v0.1.2 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking xi-unicode v0.2.1 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking fluent-syntax v0.9.3 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking fluent-locale v0.4.1 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.7.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling num-bigint v0.4.0 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling openssl-sys v0.9.61 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling err-derive v0.1.6 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Compiling lexical v2.2.2 [INFO] [stderr] Compiling hyper v0.12.36 [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] Checking phf v0.7.24 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Checking sized-chunks v0.1.3 [INFO] [stderr] Checking wayland-sys v0.21.13 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking intl_pluralrules v1.0.3 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking fxhash v0.2.1 [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-b9f73338247c74ea/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: 0x562c1080dc80 - std::backtrace_rs::backtrace::libunwind::trace::h9d49145f95eb5894 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x562c1080dc80 - std::backtrace_rs::backtrace::trace_unsynchronized::hab1d020365bb6864 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x562c1080dc80 - std::sys_common::backtrace::_print_fmt::h7659588431e304bd [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x562c1080dc80 - ::fmt::h09f4a9e3befae3c7 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x562c10828bac - core::fmt::write::hf3fdfde304b9a088 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x562c1080b4e2 - std::io::Write::write_fmt::h1cb850689c7116f0 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x562c1080f9d5 - std::sys_common::backtrace::_print::hdbccd5aa093ba544 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x562c1080f9d5 - std::sys_common::backtrace::print::hc639c4f320222558 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x562c1080f9d5 - std::panicking::default_hook::{{closure}}::hdb012dd7a485bb5d [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x562c1080f483 - std::panicking::default_hook::h75facbce77b6ba91 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x562c10810171 - std::panicking::rust_panic_with_hook::hbcaa5de2cb5e22d5 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x562c1080fcb7 - std::panicking::begin_panic_handler::{{closure}}::h4ee6cde415c8f62d [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x562c1080e13c - std::sys_common::backtrace::__rust_end_short_backtrace::h895319f2d3f611c0 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x562c1080fc19 - rust_begin_unwind [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x562c10827df1 - core::panicking::panic_fmt::h0123abb763a6e96f [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x562c10827c13 - core::option::expect_none_failed::h9fff90ea7603aa1d [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/core/src/option.rs:1300:5 [INFO] [stderr] 16: 0x562c107d3e4b - core::result::Result::unwrap::h04b4dac99b435b6e [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x562c107d0754 - build_script_build::main::h8b2bf5cd9f80e013 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17 [INFO] [stderr] 18: 0x562c107d1f5b - core::ops::function::FnOnce::call_once::h6cc89cf0b7483185 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x562c107d22fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hc53ac73b62e6a118 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x562c107d25e1 - std::rt::lang_start::{{closure}}::h98954f56abb845c6 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x562c1081058a - core::ops::function::impls:: for &F>::call_once::h31ee16c075ae2d62 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x562c1081058a - std::panicking::try::do_call::h3993344bf97066b6 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x562c1081058a - std::panicking::try::h09e523df7c9c2d28 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x562c1081058a - std::panic::catch_unwind::h9d4ddb10ebb815ff [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x562c1081058a - std::rt::lang_start_internal::hc92e27a69d75de2a [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x562c107d25b7 - std::rt::lang_start::h1663fda75d39b629 [INFO] [stderr] at /rustc/8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x562c107d17da - main [INFO] [stderr] 28: 0x7f5c17eda0b3 - __libc_start_main [INFO] [stderr] 29: 0x562c107d00ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "56453560cb76263a6c3624468e5bc14adabc175adc9ebe3d1b7088714ff680d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56453560cb76263a6c3624468e5bc14adabc175adc9ebe3d1b7088714ff680d1", kill_on_drop: false }` [INFO] [stdout] 56453560cb76263a6c3624468e5bc14adabc175adc9ebe3d1b7088714ff680d1