[INFO] fetching crate remake 0.1.0...
[INFO] checking remake-0.1.0 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate remake 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate remake 0.1.0 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate remake 0.1.0
[INFO] finished tweaking crates.io crate remake 0.1.0
[INFO] tweaked toml for crates.io crate remake 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3d1d432e14fda7708eec39c3bd8c07fe3001f78dfb0c9a7479b2ac38317f454
[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" "e3d1d432e14fda7708eec39c3bd8c07fe3001f78dfb0c9a7479b2ac38317f454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3d1d432e14fda7708eec39c3bd8c07fe3001f78dfb0c9a7479b2ac38317f454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d1d432e14fda7708eec39c3bd8c07fe3001f78dfb0c9a7479b2ac38317f454", kill_on_drop: false }`
[INFO] [stdout] e3d1d432e14fda7708eec39c3bd8c07fe3001f78dfb0c9a7479b2ac38317f454
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "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] c4a69bd471f29bf906edc522d370f74b9f76c3ce522e683cdfd9a3b81ec7f213
[INFO] running `Command { std: "docker" "start" "-a" "c4a69bd471f29bf906edc522d370f74b9f76c3ce522e683cdfd9a3b81ec7f213", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling lalrpop-snap v0.15.2
[INFO] [stderr]    Compiling lalrpop v0.15.2
[INFO] [stderr]    Compiling remake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `remake v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/remake-e2211deef74934f6/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   processing file `/opt/rustwide/workdir/src/parse.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" }', build.rs:4:29
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x556062bda760 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x556062bda760 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x556062bda760 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x556062bda760 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb0ad78ee1571f7e0
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x556062bf950c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x556062bd7ab2 - std::io::Write::write_fmt::hf7b7d7b243f84a36
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x556062bdc92d - std::sys_common::backtrace::_print::hd093978a5287b8ff
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x556062bdc92d - std::sys_common::backtrace::print::h20f46787581d56d7
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x556062bdc92d - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x556062bdc5d8 - std::panicking::default_hook::h4190c9e3edd4d591
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x556062bdd011 - std::panicking::rust_panic_with_hook::h72e78719cdda225c
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x556062bdcbb9 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x556062bdabec - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x556062bdcb79 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x556062bf7b11 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x556062bf7933 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/core/src/option.rs:1234
[INFO] [stderr]     16:     0x5560622ca1f3 - core::result::Result<T,E>::unwrap::h054c7ad8ff7b17be
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/core/src/result.rs:973
[INFO] [stderr]     17:     0x5560622ca59d - build_script_build::main::h16c13a949be94de8
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:4
[INFO] [stderr]     18:     0x5560622ca64b - core::ops::function::FnOnce::call_once::he622519c3e9325ba
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x5560622ca47e - std::sys_common::backtrace::__rust_begin_short_backtrace::hfd534792c8895002
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x5560622ca451 - std::rt::lang_start::{{closure}}::h257dd6384494abee
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x556062bdd3d0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5e15f43ce28787f7
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x556062bdd3d0 - std::panicking::try::do_call::h764f1891769113e9
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x556062bdd3d0 - std::panicking::try::h0f2fe4fdd5e0ad19
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x556062bdd3d0 - std::panic::catch_unwind::h1634e40dd3a19f80
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x556062bdd3d0 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x5560622ca427 - std::rt::lang_start::h8446b84e52dcee9e
[INFO] [stderr]                                  at /rustc/075992eda207e1647b699c8c8ada67b32ce7b115/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x5560622ca5da - main
[INFO] [stderr]     28:     0x7f203fdc80b3 - __libc_start_main
[INFO] [stderr]     29:     0x5560622ca0ce - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "c4a69bd471f29bf906edc522d370f74b9f76c3ce522e683cdfd9a3b81ec7f213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a69bd471f29bf906edc522d370f74b9f76c3ce522e683cdfd9a3b81ec7f213", kill_on_drop: false }`
[INFO] [stdout] c4a69bd471f29bf906edc522d370f74b9f76c3ce522e683cdfd9a3b81ec7f213