[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#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jimblandy/fxsnapshot on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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-5/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ecda030e13af581f2d5b0f2fcbbae3775edc1ab25bf41b283fa373c323721974 [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" "ecda030e13af581f2d5b0f2fcbbae3775edc1ab25bf41b283fa373c323721974", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecda030e13af581f2d5b0f2fcbbae3775edc1ab25bf41b283fa373c323721974", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecda030e13af581f2d5b0f2fcbbae3775edc1ab25bf41b283fa373c323721974", kill_on_drop: false }` [INFO] [stdout] ecda030e13af581f2d5b0f2fcbbae3775edc1ab25bf41b283fa373c323721974 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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] dc576d63f27cf9384a85d4dfaf864befc70658a702d121ba8fdec7af8ac9d7d2 [INFO] running `Command { std: "docker" "start" "-a" "dc576d63f27cf9384a85d4dfaf864befc70658a702d121ba8fdec7af8ac9d7d2", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling lalrpop-util v0.16.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling termcolor v1.0.3 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking fallible-iterator v0.2.0 (https://github.com/sfackler/rust-fallible-iterator.git?rev=11ea3bf0e6ad2bc4f4fe220d6c3332942e5dfa35#11ea3bf0) [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.8 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling ena v0.9.3 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.4 [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 string_cache v0.7.3 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.78 [INFO] [stderr] Compiling lalrpop-snap v0.16.0 [INFO] [stderr] Compiling failure_derive v0.1.2 [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: Other, 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: 0x560c659b9dd0 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x560c659b9dd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x560c659b9dd0 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x560c659b9dd0 - ::fmt::h214637f1e26310e1 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x560c659d9b9c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x560c659b7665 - std::io::Write::write_fmt::heb07fc0616bbd06d [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x560c659bbcfb - std::sys_common::backtrace::_print::h2c2441c37e894fb5 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x560c659bbcfb - std::sys_common::backtrace::print::h4fb679ac439362ea [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x560c659bbcfb - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x560c659bb7d1 - std::panicking::default_hook::hb25822b45f6fdc4e [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x560c659bc3c4 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x560c659bbea7 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x560c659ba2ac - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x560c659bbe09 - rust_begin_unwind [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x560c650fd681 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x560c650fd773 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x560c650fe589 - core::result::Result::unwrap::hc9fcde7a8ee7e4cb [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x560c650fe4fa - 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: 0x560c650fe3bb - core::ops::function::FnOnce::call_once::h6f786d51ae9654fa [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x560c650fe49e - std::sys_common::backtrace::__rust_begin_short_backtrace::h565c93bcde528eeb [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x560c650fe1a1 - std::rt::lang_start::{{closure}}::h56a29063a5effc6e [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x560c659bc8c9 - core::ops::function::impls:: for &F>::call_once::hd933294140eb11aa [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x560c659bc8c9 - std::panicking::try::do_call::h8342fe3d9218b807 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x560c659bc8c9 - std::panicking::try::hcbd73d6d0d58a8f0 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x560c659bc8c9 - std::panic::catch_unwind::hde9cf73f810acfcc [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x560c659bc8c9 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x560c650fe180 - std::rt::lang_start::hda6c7417d6f8e0cc [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x560c650fe51c - main [INFO] [stderr] 28: 0x7f145b58a0b3 - __libc_start_main [INFO] [stderr] 29: 0x560c650fde7e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "dc576d63f27cf9384a85d4dfaf864befc70658a702d121ba8fdec7af8ac9d7d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc576d63f27cf9384a85d4dfaf864befc70658a702d121ba8fdec7af8ac9d7d2", kill_on_drop: false }` [INFO] [stdout] dc576d63f27cf9384a85d4dfaf864befc70658a702d121ba8fdec7af8ac9d7d2