[INFO] updating cached repository https://github.com/dante-signal31/steganer [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] 6f868b1084cf73c56a640ebb3d034cc75e36e1de [INFO] checking dante-signal31/steganer against try#8810c24b0958114d8dbb32d878444e8956fce80f for pr-66063 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdante-signal31%2Fsteganer" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dante-signal31/steganer on toolchain 8810c24b0958114d8dbb32d878444e8956fce80f [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/dante-signal31/steganer [INFO] finished tweaking git repo https://github.com/dante-signal31/steganer [INFO] tweaked toml for git repo https://github.com/dante-signal31/steganer written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/dante-signal31/steganer already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "+8810c24b0958114d8dbb32d878444e8956fce80f" "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] d81ff223a9135f4b64cd41b9aa6263a14eca8e22189592335f9cceb64b635cef [INFO] running `"docker" "start" "-a" "d81ff223a9135f4b64cd41b9aa6263a14eca8e22189592335f9cceb64b635cef"` [INFO] [stderr] Compiling syn v0.15.37 [INFO] [stderr] Checking bitreader v0.3.1 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Compiling ryu v1.0.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking num-complex v0.2.1 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking num-bigint v0.2.2 [INFO] [stderr] Checking num-iter v0.1.37 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Checking png v0.14.0 [INFO] [stderr] Checking tempfile v3.0.8 [INFO] [stderr] Checking num-rational v0.2.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking test_common v1.0.1 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Compiling pyo3-derive-backend v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling ghost v0.1.0 [INFO] [stderr] Compiling ctor v0.1.9 [INFO] [stderr] Compiling proc-macro-hack v0.5.10 [INFO] [stderr] Compiling inventory-impl v0.1.4 [INFO] [stderr] Compiling pyo3cls v0.8.1 [INFO] [stderr] Checking inventory v0.1.4 [INFO] [stderr] Compiling paste-impl v0.1.6 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking indoc v0.3.4 [INFO] [stderr] Checking paste v0.1.6 [INFO] [stderr] Checking image v0.21.1 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling pyo3 v0.8.1 [INFO] [stderr] error: failed to run custom build command for `pyo3 v0.8.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-c62dfdf079e1d60f/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Error: pyo3 requires a nightly or dev version of Rust.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.1/build.rs:537:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5628e0594284 - backtrace::backtrace::libunwind::trace::h34341dd61ff7602e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5628e0594284 - backtrace::backtrace::trace_unsynchronized::h10bcbf5508d231b0 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5628e0594284 - std::sys_common::backtrace::_print_fmt::hb87a8922e63799ad [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x5628e0594284 - ::fmt::hff604fd73142418f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x5628e05b6e7c - core::fmt::write::hcd468b4bebc0a25c [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x5628e0591887 - std::io::Write::write_fmt::hd4ef0439a8ce5162 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x5628e05966be - std::sys_common::backtrace::_print::h41544d836ebb2971 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x5628e05966be - std::sys_common::backtrace::print::hed6b8b83658ed2cc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x5628e05966be - std::panicking::default_hook::{{closure}}::h89801ee130ad0fd8 [INFO] [stderr] at src/libstd/panicking.rs:188 [INFO] [stderr] 9: 0x5628e05963b1 - std::panicking::default_hook::hb1f703873593e774 [INFO] [stderr] at src/libstd/panicking.rs:205 [INFO] [stderr] 10: 0x5628e0596d5b - std::panicking::rust_panic_with_hook::h0e3fb4ed0a6252f5 [INFO] [stderr] at src/libstd/panicking.rs:464 [INFO] [stderr] 11: 0x5628e05078d3 - std::panicking::begin_panic::h18ddbfd203d5fe45 [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/panicking.rs:400 [INFO] [stderr] 12: 0x5628e02f20d7 - build_script_build::check_rustc_version::h10b0a745c2466215 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.1/build.rs:537 [INFO] [stderr] 13: 0x5628e02f23df - build_script_build::main::h8a2518ea1a901fd7 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pyo3-0.8.1/build.rs:558 [INFO] [stderr] 14: 0x5628e031e3f5 - std::rt::lang_start::{{closure}}::h7430bf4d03f2fd59 [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 15: 0x5628e0596783 - std::rt::lang_start_internal::{{closure}}::h98c778231b79d91a [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x5628e0596783 - std::panicking::try::do_call::h7fa5c614dff1056b [INFO] [stderr] at src/libstd/panicking.rs:287 [INFO] [stderr] 17: 0x5628e059cf2a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:83 [INFO] [stderr] 18: 0x5628e059723d - std::panicking::try::h0486c1f3e2aa45d4 [INFO] [stderr] at src/libstd/panicking.rs:265 [INFO] [stderr] 19: 0x5628e059723d - std::panic::catch_unwind::he81620b75fa7fc20 [INFO] [stderr] at src/libstd/panic.rs:396 [INFO] [stderr] 20: 0x5628e059723d - std::rt::lang_start_internal::hf14c9205eb0a1adf [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 21: 0x5628e031e3c9 - std::rt::lang_start::h08ed7ac348144ffd [INFO] [stderr] at /rustc/8810c24b0958114d8dbb32d878444e8956fce80f/src/libstd/rt.rs:61 [INFO] [stderr] 22: 0x5628e02f8b0a - main [INFO] [stderr] 23: 0x7f7e42525b97 - __libc_start_main [INFO] [stderr] 24: 0x5628e02ebe4a - _start [INFO] [stderr] 25: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "d81ff223a9135f4b64cd41b9aa6263a14eca8e22189592335f9cceb64b635cef"` [INFO] running `"docker" "rm" "-f" "d81ff223a9135f4b64cd41b9aa6263a14eca8e22189592335f9cceb64b635cef"` [INFO] [stdout] d81ff223a9135f4b64cd41b9aa6263a14eca8e22189592335f9cceb64b635cef