[INFO] fetching crate tectonic_bridge_flate 0.1.1... [INFO] checking tectonic_bridge_flate-0.1.1 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213 [INFO] extracting crate tectonic_bridge_flate 0.1.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate tectonic_bridge_flate 0.1.1 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tectonic_bridge_flate 0.1.1 [INFO] finished tweaking crates.io crate tectonic_bridge_flate 0.1.1 [INFO] tweaked toml for crates.io crate tectonic_bridge_flate 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cbindgen v0.16.0 [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4df6a44c5d0712a019970bf2cb3822577930967f9c163e17e37803b93a702a83 [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" "4df6a44c5d0712a019970bf2cb3822577930967f9c163e17e37803b93a702a83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4df6a44c5d0712a019970bf2cb3822577930967f9c163e17e37803b93a702a83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4df6a44c5d0712a019970bf2cb3822577930967f9c163e17e37803b93a702a83", kill_on_drop: false }` [INFO] [stdout] 4df6a44c5d0712a019970bf2cb3822577930967f9c163e17e37803b93a702a83 [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] ff33ab4520e56d64d0558f991c6fcda371593e952cf925e963baa161c99e944a [INFO] running `Command { std: "docker" "start" "-a" "ff33ab4520e56d64d0558f991c6fcda371593e952cf925e963baa161c99e944a", 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] Compiling libc v0.2.82 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.121 [INFO] [stderr] Compiling serde v1.0.121 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling cbindgen v0.16.0 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling syn v1.0.59 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Checking flate2 v1.0.19 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.2 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling tectonic_bridge_flate v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `tectonic_bridge_flate v0.1.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tectonic_bridge_flate-c8f97338c44caec1/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:include=/opt/rustwide/target/debug/build/tectonic_bridge_flate-e39c4b72b9a1a972/out [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'unexpected error clearing local Cargo.lock: Read-only file system (os error 30)', build.rs:44:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b409659537 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55b409659537 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b409659537 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55b409659537 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55b40967d06c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x55b409655a72 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55b40965bb15 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55b40965bb15 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55b40965bb15 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55b40965b673 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55b40965c2d6 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:595:17 [INFO] [stderr] 11: 0x55b40965bdf7 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55b4096599fc - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55b40965bd59 - rust_begin_unwind [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55b40965bd0b - std::panicking::begin_panic_fmt::h3ef6798fa589483b [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x55b40918aa9f - build_script_build::main::hd03e5acde6d90d23 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:44:13 [INFO] [stderr] 16: 0x55b40915a4ab - core::ops::function::FnOnce::call_once::hb9d7413135b9bc79 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x55b409165ebe - std::sys_common::backtrace::__rust_begin_short_backtrace::hde6db5bcfc70f4d2 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x55b40915a2e1 - std::rt::lang_start::{{closure}}::hbdf1324704250e9e [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x55b40965c7c7 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x55b40965c7c7 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x55b40965c7c7 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x55b40965c7c7 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x55b40965c7c7 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x55b40915a2b7 - std::rt::lang_start::hdbd6da854fc92b8d [INFO] [stderr] at /rustc/82acd1d76add2232e19c1f0feb250d2a19ec6efe/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x55b40918afda - main [INFO] [stderr] 26: 0x7fb2cb17e0b3 - __libc_start_main [INFO] [stderr] 27: 0x55b4091380de - _start [INFO] [stderr] 28: 0x0 - [INFO] running `Command { std: "docker" "inspect" "ff33ab4520e56d64d0558f991c6fcda371593e952cf925e963baa161c99e944a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff33ab4520e56d64d0558f991c6fcda371593e952cf925e963baa161c99e944a", kill_on_drop: false }` [INFO] [stdout] ff33ab4520e56d64d0558f991c6fcda371593e952cf925e963baa161c99e944a