[INFO] cloning repository https://github.com/nanotech/dhall-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanotech/dhall-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanotech%2Fdhall-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanotech%2Fdhall-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5408abbbabd066f9ffbe030f9f0205dc56e5161c [INFO] checking nanotech/dhall-rs against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanotech%2Fdhall-rs" "/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/nanotech/dhall-rs on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nanotech/dhall-rs [INFO] finished tweaking git repo https://github.com/nanotech/dhall-rs [INFO] tweaked toml for git repo https://github.com/nanotech/dhall-rs written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/nanotech/dhall-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 09e53c36f521a36015c650ddbaf7a7984ca5d0a35c210748761566f952d2bfff [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" "09e53c36f521a36015c650ddbaf7a7984ca5d0a35c210748761566f952d2bfff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09e53c36f521a36015c650ddbaf7a7984ca5d0a35c210748761566f952d2bfff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09e53c36f521a36015c650ddbaf7a7984ca5d0a35c210748761566f952d2bfff", kill_on_drop: false }` [INFO] [stdout] 09e53c36f521a36015c650ddbaf7a7984ca5d0a35c210748761566f952d2bfff [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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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] 6e3bc192bebdf91f6ab4e9634a1a81dacee05a70150eebf5923280db4e9c9b53 [INFO] running `Command { std: "docker" "start" "-a" "6e3bc192bebdf91f6ab4e9634a1a81dacee05a70150eebf5923280db4e9c9b53", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling fixedbitset v0.1.7 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Compiling diff v0.1.10 [INFO] [stderr] Checking static_assertions v0.2.5 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking bytecount v0.5.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Compiling nom v5.0.0 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling stackvector v1.0.6 [INFO] [stderr] Compiling lexical-core v0.4.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking term-painter v0.2.4 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling dhall v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `dhall v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/dhall-450ec8267f9d8cc4/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/grammar.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:7:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55892e3dac3f - std::backtrace_rs::backtrace::libunwind::trace::h21c0966c343fddd8 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55892e3dac3f - std::backtrace_rs::backtrace::trace_unsynchronized::h62cde0754779ae3a [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55892e3dac3f - std::sys_common::backtrace::_print_fmt::hb2d70198918acf1c [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55892e3dac3f - ::fmt::h5a9d4ddd4d99b877 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55892e3fabec - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x55892e3d7f95 - std::io::Write::write_fmt::h2dbf1bb0d9f42142 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x55892e3dd1e0 - std::sys_common::backtrace::_print::h1091565a54a3c462 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55892e3dd1e0 - std::sys_common::backtrace::print::hc9759e13a502cda2 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55892e3dd1e0 - std::panicking::default_hook::{{closure}}::hd35b8516a1d88160 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:198 [INFO] [stderr] 9: 0x55892e3dcf2c - std::panicking::default_hook::h0dcf88ad4d72ec5e [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:217 [INFO] [stderr] 10: 0x55892e3dd823 - std::panicking::rust_panic_with_hook::h81c308f7accbe523 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:526 [INFO] [stderr] 11: 0x55892e3dd41b - rust_begin_unwind [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:437 [INFO] [stderr] 12: 0x55892e3f92a1 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/panicking.rs:85 [INFO] [stderr] 13: 0x55892e3f90c3 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/option.rs:1274 [INFO] [stderr] 14: 0x55892db70693 - core::result::Result::unwrap::hf10cf13003d7f79c [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/core/src/result.rs:1005 [INFO] [stderr] 15: 0x55892db70203 - build_script_build::main::hda5e16ec4a3b768b [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x55892db703cb - std::rt::lang_start::{{closure}}::h75e32bd7159699a0 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:67 [INFO] [stderr] 17: 0x55892e3ddc36 - std::rt::lang_start_internal::{{closure}}::hdb90dc0481c9e8f6 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:52 [INFO] [stderr] 18: 0x55892e3ddc36 - std::panicking::try::do_call::he0af14a67f26ea71 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:348 [INFO] [stderr] 19: 0x55892e3ddc36 - std::panicking::try::h87d5f0e2c2fee1c5 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panicking.rs:325 [INFO] [stderr] 20: 0x55892e3ddc36 - std::panic::catch_unwind::he9266eec484f0287 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/panic.rs:394 [INFO] [stderr] 21: 0x55892e3ddc36 - std::rt::lang_start_internal::hb54283a40e32dc37 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:51 [INFO] [stderr] 22: 0x55892db703a7 - std::rt::lang_start::h821525203c2407f2 [INFO] [stderr] at /rustc/119d2a1a98fe87d4ae6cabf12134a0ef2fb95851/library/std/src/rt.rs:67 [INFO] [stderr] 23: 0x55892db7025a - main [INFO] [stderr] 24: 0x7f1d33ec50b3 - __libc_start_main [INFO] [stderr] 25: 0x55892db700ce - _start [INFO] [stderr] 26: 0x0 - [INFO] running `Command { std: "docker" "inspect" "6e3bc192bebdf91f6ab4e9634a1a81dacee05a70150eebf5923280db4e9c9b53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e3bc192bebdf91f6ab4e9634a1a81dacee05a70150eebf5923280db4e9c9b53", kill_on_drop: false }` [INFO] [stdout] 6e3bc192bebdf91f6ab4e9634a1a81dacee05a70150eebf5923280db4e9c9b53