[INFO] updating cached repository https://github.com/apolitical/guzzle [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fb9d7eac896688d96e85f6842f19aeaf5be9c761 [INFO] checking apolitical/guzzle against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69741 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Fguzzle" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/apolitical/guzzle on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/apolitical/guzzle [INFO] removed path dependency guzzle-derive from git repo https://github.com/apolitical/guzzle [INFO] finished tweaking git repo https://github.com/apolitical/guzzle [INFO] tweaked toml for git repo https://github.com/apolitical/guzzle written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/apolitical/guzzle already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f6b982db0aa717f26fba8173b4ffa07104e1024638237ac639cb7e28fea20e6f [INFO] running `"docker" "start" "-a" "f6b982db0aa717f26fba8173b4ffa07104e1024638237ac639cb7e28fea20e6f"` [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling regex-syntax v0.6.16 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling guzzle-derive v1.0.0 [INFO] [stderr] Compiling guzzle v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `guzzle v1.0.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/guzzle-14538aefc8c08e7d/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Could not write to README.md: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:25:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x558b0000d464 - backtrace::backtrace::libunwind::trace::hdc004fffd272f071 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x558b0000d464 - backtrace::backtrace::trace_unsynchronized::h609a1e165a63b730 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x558b0000d464 - std::sys_common::backtrace::_print_fmt::h95318708fefaeefe [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x558b0000d464 - ::fmt::h590aefc216c9b5b2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x558b0002732c - core::fmt::write::hced55d1e3f5eccac [INFO] [stderr] at src/libcore/fmt/mod.rs:1063 [INFO] [stderr] 5: 0x558b0000b8f7 - std::io::Write::write_fmt::h908c091ec0665ba8 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x558b0000f8e5 - std::sys_common::backtrace::_print::h3cfdd2b217db58ae [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x558b0000f8e5 - std::sys_common::backtrace::print::h1552785754fbc7a8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x558b0000f8e5 - std::panicking::default_hook::{{closure}}::ha0f47b7d85c7040d [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x558b0000f632 - std::panicking::default_hook::h03ad8166758c7f60 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x558b0000fef2 - std::panicking::rust_panic_with_hook::h0d494ec3fd8df07b [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x558b0000fadb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x558b000266a1 - core::panicking::panic_fmt::hdcc9e830d989aff8 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x558b000264c3 - core::option::expect_none_failed::h52d24ac2f7bb4282 [INFO] [stderr] at src/libcore/option.rs:1211 [INFO] [stderr] 14: 0x558affe0fe8f - core::result::Result::expect::h388717a11ea449b9 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libcore/result.rs:961 [INFO] [stderr] 15: 0x558affe0f614 - build_script_build::create_readme::he5c9edefff7e6666 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:25 [INFO] [stderr] 16: 0x558affe0f7a9 - build_script_build::main::h12dd4a26d344be81 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:30 [INFO] [stderr] 17: 0x558affe1140b - std::rt::lang_start::{{closure}}::h865ae9df18c73eb3 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x558b0000f9b3 - std::rt::lang_start_internal::{{closure}}::hd836b51c69f3c1cf [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x558b0000f9b3 - std::panicking::try::do_call::hf9da5eeb55808ae9 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 20: 0x558b00011bc7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 21: 0x558b0001041b - std::panicking::try::h066efa4d64854211 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 22: 0x558b0001041b - std::panic::catch_unwind::hccc86cfb87152f82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x558b0001041b - std::rt::lang_start_internal::h031b049d0fa6f856 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 24: 0x558affe113e7 - std::rt::lang_start::h82f4f76269624245 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67 [INFO] [stderr] 25: 0x558affe0f8aa - main [INFO] [stderr] 26: 0x7fb0afd49b97 - __libc_start_main [INFO] [stderr] 27: 0x558affe0d21a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "f6b982db0aa717f26fba8173b4ffa07104e1024638237ac639cb7e28fea20e6f"` [INFO] running `"docker" "rm" "-f" "f6b982db0aa717f26fba8173b4ffa07104e1024638237ac639cb7e28fea20e6f"` [INFO] [stdout] f6b982db0aa717f26fba8173b4ffa07104e1024638237ac639cb7e28fea20e6f