[INFO] fetching crate nameme_core 0.2.3... [INFO] documenting nameme_core-0.2.3 against nightly for scrape-examples [INFO] extracting crate nameme_core 0.2.3 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate nameme_core 0.2.3 on toolchain nightly [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nameme_core 0.2.3 [INFO] finished tweaking crates.io crate nameme_core 0.2.3 [INFO] tweaked toml for crates.io crate nameme_core 0.2.3 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 996481636a680812390c52fc4d4dbad36c8d793d0ff3f28ad6abe8d149dfe437 [INFO] running `Command { std: "docker" "start" "-a" "996481636a680812390c52fc4d4dbad36c8d793d0ff3f28ad6abe8d149dfe437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "996481636a680812390c52fc4d4dbad36c8d793d0ff3f28ad6abe8d149dfe437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "996481636a680812390c52fc4d4dbad36c8d793d0ff3f28ad6abe8d149dfe437", kill_on_drop: false }` [INFO] [stdout] 996481636a680812390c52fc4d4dbad36c8d793d0ff3f28ad6abe8d149dfe437 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24d262b93ffae7940264522a48ff0d3ac400f7f7d3636ec88f26234568cd8bd7 [INFO] running `Command { std: "docker" "start" "-a" "24d262b93ffae7940264522a48ff0d3ac400f7f7d3636ec88f26234568cd8bd7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Compiling serde_derive v1.0.150 [INFO] [stderr] Compiling serde v1.0.150 [INFO] [stderr] Compiling anyhow v1.0.66 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde_json v1.0.89 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Compiling nameme_core v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `nameme_core v0.2.3 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/nameme_core-a38898b842c2f398/build-script-build` (exit status: 1) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] Stack backtrace: [INFO] [stderr] 0: anyhow::error:: for anyhow::Error>::from [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/anyhow-1.0.66/src/error.rs:547:25 [INFO] [stderr] 1: as core::ops::try_trait::FromResidual>>::from_residual [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/result.rs:2108:27 [INFO] [stderr] 2: build_script_build::main [INFO] [stderr] at ./build.rs:22:5 [INFO] [stderr] 3: core::ops::function::FnOnce::call_once [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/ops/function.rs:507:5 [INFO] [stderr] 4: std::sys_common::backtrace::__rust_begin_short_backtrace [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/sys_common/backtrace.rs:121:18 [INFO] [stderr] 5: std::rt::lang_start::{{closure}} [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:166:18 [INFO] [stderr] 6: core::ops::function::impls:: for &F>::call_once [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/core/src/ops/function.rs:606:13 [INFO] [stderr] 7: std::panicking::try::do_call [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:483:40 [INFO] [stderr] 8: std::panicking::try [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:447:19 [INFO] [stderr] 9: std::panic::catch_unwind [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panic.rs:137:14 [INFO] [stderr] 10: std::rt::lang_start_internal::{{closure}} [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:148:48 [INFO] [stderr] 11: std::panicking::try::do_call [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:483:40 [INFO] [stderr] 12: std::panicking::try [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panicking.rs:447:19 [INFO] [stderr] 13: std::panic::catch_unwind [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/panic.rs:137:14 [INFO] [stderr] 14: std::rt::lang_start_internal [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:148:20 [INFO] [stderr] 15: std::rt::lang_start [INFO] [stderr] at /rustc/bdb07a8ec8e77aa10fb84fae1d4ff71c21180bb4/library/std/src/rt.rs:165:17 [INFO] [stderr] 16: main [INFO] [stderr] 17: __libc_start_main [INFO] [stderr] 18: _start [INFO] running `Command { std: "docker" "inspect" "24d262b93ffae7940264522a48ff0d3ac400f7f7d3636ec88f26234568cd8bd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24d262b93ffae7940264522a48ff0d3ac400f7f7d3636ec88f26234568cd8bd7", kill_on_drop: false }` [INFO] [stdout] 24d262b93ffae7940264522a48ff0d3ac400f7f7d3636ec88f26234568cd8bd7