[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] testing jimblandy/fxsnapshot against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [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 ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/sfackler/rust-fallible-iterator.git` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded failure_derive v0.1.2 [INFO] [stderr] Downloaded phf_generator v0.7.23 [INFO] [stderr] Downloaded digest v0.7.5 [INFO] [stderr] Downloaded termcolor v1.0.3 [INFO] [stderr] Downloaded serde v1.0.78 [INFO] [stderr] Downloaded bit-set v0.5.0 [INFO] [stderr] Downloaded memchr v2.0.2 [INFO] [stderr] Downloaded ordermap v0.3.5 [INFO] [stderr] Downloaded ascii-canvas v1.0.0 [INFO] [stderr] Downloaded phf_shared v0.7.23 [INFO] [stderr] Downloaded block-buffer v0.3.3 [INFO] [stderr] Downloaded byte-tools v0.2.0 [INFO] [stderr] Downloaded string_cache_shared v0.3.0 [INFO] [stderr] Downloaded serde_derive v1.0.78 [INFO] [stderr] Downloaded sha2 v0.7.1 [INFO] [stderr] Downloaded bit-vec v0.5.0 [INFO] [stderr] Downloaded lalrpop-snap v0.16.0 [INFO] [stderr] Downloaded generic-array v0.9.0 [INFO] [stderr] Downloaded petgraph v0.4.13 [INFO] [stderr] Downloaded env_logger v0.5.13 [INFO] [stderr] Downloaded humantime v1.1.1 [INFO] [stderr] Downloaded utf8-ranges v1.0.1 [INFO] [stderr] Downloaded regex v1.0.5 [INFO] [stderr] Downloaded precomputed-hash v0.1.1 [INFO] [stderr] Downloaded fixedbitset v0.1.9 [INFO] [stderr] Downloaded lalrpop-util v0.16.0 [INFO] [stderr] Downloaded lalrpop v0.16.0 [INFO] [stderr] Downloaded winapi-util v0.1.1 [INFO] [stderr] Downloaded quick-protobuf v0.6.3 [INFO] [stderr] Downloaded string_cache_codegen v0.4.1 [INFO] [stderr] Downloaded new_debug_unreachable v1.0.1 [INFO] [stderr] Downloaded failure v0.1.2 [INFO] [stderr] Downloaded aho-corasick v0.6.8 [INFO] [stderr] Downloaded diff v0.1.11 [INFO] [stderr] Downloaded string_cache v0.7.3 [INFO] [stderr] Downloaded synstructure v0.9.0 [INFO] [stderr] Downloaded docopt v0.8.3 [INFO] [stderr] Downloaded pb-rs v0.5.0 [INFO] [stderr] Downloaded ena v0.9.3 [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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b87152bdbf096ea080a03f48f5b5df0152fe3cb13f9babb4e6811bbbaba95f7d [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" "b87152bdbf096ea080a03f48f5b5df0152fe3cb13f9babb4e6811bbbaba95f7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b87152bdbf096ea080a03f48f5b5df0152fe3cb13f9babb4e6811bbbaba95f7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b87152bdbf096ea080a03f48f5b5df0152fe3cb13f9babb4e6811bbbaba95f7d", kill_on_drop: false }` [INFO] [stdout] b87152bdbf096ea080a03f48f5b5df0152fe3cb13f9babb4e6811bbbaba95f7d [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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cfad2a4135da83414147f0d69b7e480fedf1746c5ec772b780520dc26fac52c6 [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" "cfad2a4135da83414147f0d69b7e480fedf1746c5ec772b780520dc26fac52c6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [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 cfg-if v0.1.5 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling fixedbitset v0.1.9 [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 failure_derive v0.1.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [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 quick-error v1.2.2 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling fallible-iterator v0.2.0 (https://github.com/sfackler/rust-fallible-iterator.git?rev=11ea3bf0e6ad2bc4f4fe220d6c3332942e5dfa35#11ea3bf0) [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling lazy_static v1.1.0 [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 memmap v0.6.2 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling ena v0.9.3 [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 thread_local v0.3.6 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.4 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling string_cache_codegen v0.4.1 [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 backtrace v0.3.9 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling serde_derive v1.0.78 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling lalrpop-snap v0.16.0 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling pb-rs v0.5.0 [INFO] [stderr] Compiling 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-2fbb4f5babffcda2/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: 0x55982502e300 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55982502e300 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55982502e300 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55982502e300 - ::fmt [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55982504e09c - core[ee1ca6415511a9c4]::fmt::write [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x55982502bb95 - ::write_fmt [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x55982503022b - std[77c0456e0eb29f0c]::sys_common::backtrace::_print [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55982503022b - std[77c0456e0eb29f0c]::sys_common::backtrace::print [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55982503022b - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1} [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55982502fd01 - std[77c0456e0eb29f0c]::panicking::default_hook [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5598250308d1 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x5598250303d7 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0} [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55982502e7fc - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x559825030339 - rust_begin_unwind [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55982477b681 - core[ee1ca6415511a9c4]::panicking::panic_fmt [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55982477b773 - core[ee1ca6415511a9c4]::result::unwrap_failed [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55982477c449 - >>::unwrap [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55982477bf6a - build_script_build[f8cb1571a4174429]::main [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4:5 [INFO] [stderr] 18: 0x55982477c0fb - >::call_once [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55982477c48e - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55982477c511 - std[77c0456e0eb29f0c]::rt::lang_start::<()>::{closure#0} [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x559825030dc9 - <&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x559825030dc9 - std[77c0456e0eb29f0c]::panicking::try::do_call::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32> [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x559825030dc9 - std[77c0456e0eb29f0c]::panicking::try:: + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync> [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x559825030dc9 - std[77c0456e0eb29f0c]::panic::catch_unwind::<&dyn core[ee1ca6415511a9c4]::ops::function::Fn<(), Output = i32> + std[77c0456e0eb29f0c]::panic::RefUnwindSafe + core[ee1ca6415511a9c4]::marker::Sync, i32> [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stderr] 25: 0x559825030dc9 - std[77c0456e0eb29f0c]::rt::lang_start_internal [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55982477c4f0 - std[77c0456e0eb29f0c]::rt::lang_start::<()> [INFO] [stderr] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55982477bf8c - main [INFO] [stderr] 28: 0x7f1e990830b3 - __libc_start_main [INFO] [stderr] 29: 0x55982477be7e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "cfad2a4135da83414147f0d69b7e480fedf1746c5ec772b780520dc26fac52c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfad2a4135da83414147f0d69b7e480fedf1746c5ec772b780520dc26fac52c6", kill_on_drop: false }` [INFO] [stdout] cfad2a4135da83414147f0d69b7e480fedf1746c5ec772b780520dc26fac52c6