[INFO] fetching crate tectonic_bridge_flate 0.1.0... [INFO] checking tectonic_bridge_flate-0.1.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920 [INFO] extracting crate tectonic_bridge_flate 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate tectonic_bridge_flate 0.1.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tectonic_bridge_flate 0.1.0 [INFO] finished tweaking crates.io crate tectonic_bridge_flate 0.1.0 [INFO] tweaked toml for crates.io crate tectonic_bridge_flate 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7d66bd155a829fe2ca4be231f3be997113246ccc81cb69b78ba415d3098f26e [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" "d7d66bd155a829fe2ca4be231f3be997113246ccc81cb69b78ba415d3098f26e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7d66bd155a829fe2ca4be231f3be997113246ccc81cb69b78ba415d3098f26e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7d66bd155a829fe2ca4be231f3be997113246ccc81cb69b78ba415d3098f26e", kill_on_drop: false }` [INFO] [stdout] d7d66bd155a829fe2ca4be231f3be997113246ccc81cb69b78ba415d3098f26e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b354574cbe007bba469bc83ec4d562544f5140a3c51834b68e539dc6e0c1e69 [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" "4b354574cbe007bba469bc83ec4d562544f5140a3c51834b68e539dc6e0c1e69", kill_on_drop: false }` [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 syn v1.0.58 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.119 [INFO] [stderr] Compiling serde v1.0.119 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling cbindgen v0.16.0 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.2 [INFO] [stderr] Checking flate2 v1.0.19 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling tectonic_bridge_flate v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `tectonic_bridge_flate v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tectonic_bridge_flate-8cae4635d786cc41/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:include=/opt/rustwide/target/debug/build/tectonic_bridge_flate-9f5b3bf8ba9f6ea3/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:42:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55fa318aecf7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55fa318aecf7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55fa318aecf7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55fa318aecf7 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55fa318d28bc - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55fa318ab232 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x55fa318b12c5 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55fa318b12c5 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55fa318b12c5 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55fa318b0e23 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55fa318b1a86 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:595:17 [INFO] [stderr] 11: 0x55fa318b15a7 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55fa318af1bc - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55fa318b1509 - rust_begin_unwind [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55fa318b14bb - std::panicking::begin_panic_fmt::h3ef6798fa589483b [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x55fa313b4ba1 - build_script_build::main::h2bbf45a4e7a8919d [INFO] [stderr] at /opt/rustwide/workdir/build.rs:42:13 [INFO] [stderr] 16: 0x55fa313b976b - core::ops::function::FnOnce::call_once::h6ec161f8b15f8ae8 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x55fa313be59e - std::sys_common::backtrace::__rust_begin_short_backtrace::h41f0eadc47b0046e [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x55fa313b2101 - std::rt::lang_start::{{closure}}::h755919fec7f50949 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x55fa318b1f77 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x55fa318b1f77 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x55fa318b1f77 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x55fa318b1f77 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x55fa318b1f77 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x55fa313b20d7 - std::rt::lang_start::h53343fff4af4602d [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x55fa313b50da - main [INFO] [stderr] 26: 0x7f714b6900b3 - __libc_start_main [INFO] [stderr] 27: 0x55fa313900de - _start [INFO] [stderr] 28: 0x0 - [INFO] running `Command { std: "docker" "inspect" "4b354574cbe007bba469bc83ec4d562544f5140a3c51834b68e539dc6e0c1e69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b354574cbe007bba469bc83ec4d562544f5140a3c51834b68e539dc6e0c1e69", kill_on_drop: false }` [INFO] [stdout] 4b354574cbe007bba469bc83ec4d562544f5140a3c51834b68e539dc6e0c1e69