[INFO] cloning repository https://github.com/jimblandy/fxsnapshot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimblandy/fxsnapshot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c7eceaa6943fecf213e0ac89e9c5c329038792a [INFO] checking jimblandy/fxsnapshot against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jimblandy/fxsnapshot on toolchain 90442458ac46b1d5eed752c316da25450f67285b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jimblandy/fxsnapshot [INFO] finished tweaking git repo https://github.com/jimblandy/fxsnapshot [INFO] tweaked toml for git repo https://github.com/jimblandy/fxsnapshot written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/jimblandy/fxsnapshot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4fb25b796d2bd8357bb627ee4263f3761ac63f2661a93a1164f427ce76ec9803 [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" "4fb25b796d2bd8357bb627ee4263f3761ac63f2661a93a1164f427ce76ec9803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fb25b796d2bd8357bb627ee4263f3761ac63f2661a93a1164f427ce76ec9803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fb25b796d2bd8357bb627ee4263f3761ac63f2661a93a1164f427ce76ec9803", kill_on_drop: false }` [INFO] [stdout] 4fb25b796d2bd8357bb627ee4263f3761ac63f2661a93a1164f427ce76ec9803 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8cf8bf17006140555e6a5f8e5a8e8a77c0f0a8e1e4dcf95336e20f2b6028b2cc [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" "8cf8bf17006140555e6a5f8e5a8e8a77c0f0a8e1e4dcf95336e20f2b6028b2cc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling lalrpop-util v0.16.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling termcolor v1.0.3 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Checking fallible-iterator v0.2.0 (https://github.com/sfackler/rust-fallible-iterator.git?rev=11ea3bf0e6ad2bc4f4fe220d6c3332942e5dfa35#11ea3bf0) [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling ena v0.9.3 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling aho-corasick v0.6.8 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.4 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling string_cache_codegen v0.4.1 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling digest v0.7.5 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling lalrpop-snap v0.16.0 [INFO] [stderr] Compiling serde_derive v1.0.78 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling pb-rs v0.5.0 [INFO] [stderr] Checking quick-protobuf v0.6.3 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling lalrpop v0.16.0 [INFO] [stderr] error: failed to run custom build command for `lalrpop v0.16.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/lalrpop-038367911016631a/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/src/parser/lrgrammar.lalrpop` [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4:34 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ce7c373980 - std::backtrace_rs::backtrace::libunwind::trace::h4e80f45db05e9df0 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55ce7c373980 - std::backtrace_rs::backtrace::trace_unsynchronized::h9db62a3d3587f6c3 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55ce7c373980 - std::sys_common::backtrace::_print_fmt::h2fafbe52c9090591 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55ce7c373980 - ::fmt::h7d41ae04358c516d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55ce7c3939fc - core::fmt::write::h968e6400cbc51d6a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x55ce7c3710c5 - std::io::Write::write_fmt::h2eaa97c6f8c9e829 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/io/mod.rs:1642:15 [INFO] [stderr] 6: 0x55ce7c3758ab - std::sys_common::backtrace::_print::h601a6bc581f240d5 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55ce7c3758ab - std::sys_common::backtrace::print::h8b96e15ba64b8e64 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55ce7c3758ab - std::panicking::default_hook::{{closure}}::h94fa9d2f08c20620 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55ce7c375381 - std::panicking::default_hook::h6d463f5a2e9d9986 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55ce7c375f74 - std::panicking::rust_panic_with_hook::h1e953652a338573e [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55ce7c375a57 - std::panicking::begin_panic_handler::{{closure}}::h78bf2fec525c238a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55ce7c373e7c - std::sys_common::backtrace::__rust_end_short_backtrace::h651eb6282e4ea6b2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55ce7c3759b9 - rust_begin_unwind [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55ce7bac2671 - core::panicking::panic_fmt::hdfd0360cedf2d908 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55ce7bac2763 - core::result::unwrap_failed::hc9085c7b2fddd31a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55ce7bac2f99 - core::result::Result::unwrap::h88a0eac5cc87aa4a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55ce7bac359a - build_script_build::main::h4e2ec1f992164c12 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4:5 [INFO] [stderr] 18: 0x55ce7bac33bb - core::ops::function::FnOnce::call_once::h9d7461ebbc8a4056 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55ce7bac353e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0abfe30438f46e2e [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55ce7bac3061 - std::rt::lang_start::{{closure}}::ha6353f197e2bb502 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x55ce7c37647a - core::ops::function::impls:: for &F>::call_once::hccffb0872f46e99d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55ce7c37647a - std::panicking::try::do_call::h814e0410256bb9f2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55ce7c37647a - std::panicking::try::h97cbec2057cc2c0d [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55ce7c37647a - std::panic::catch_unwind::h964f35f6fa41d1d7 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55ce7c37647a - std::rt::lang_start_internal::{{closure}}::hb97931cf27086d8b [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x55ce7c37647a - std::panicking::try::do_call::hf0d61be342e8297a [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x55ce7c37647a - std::panicking::try::h6b40eeb22db57b23 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x55ce7c37647a - std::panic::catch_unwind::h425af95fffdb0cf5 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x55ce7c37647a - std::rt::lang_start_internal::h21e355575f2fedc7 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x55ce7bac3030 - std::rt::lang_start::h46f9721415ded0a2 [INFO] [stderr] at /rustc/90442458ac46b1d5eed752c316da25450f67285b/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x55ce7bac35bc - main [INFO] [stderr] 32: 0x7fe51ad340b3 - __libc_start_main [INFO] [stderr] 33: 0x55ce7bac2e6e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "8cf8bf17006140555e6a5f8e5a8e8a77c0f0a8e1e4dcf95336e20f2b6028b2cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cf8bf17006140555e6a5f8e5a8e8a77c0f0a8e1e4dcf95336e20f2b6028b2cc", kill_on_drop: false }` [INFO] [stdout] 8cf8bf17006140555e6a5f8e5a8e8a77c0f0a8e1e4dcf95336e20f2b6028b2cc