[INFO] fetching crate k2_tree 0.5.3... [INFO] checking k2_tree-0.5.3 against master#a299aa5df79dd8e5a1405b97ddd7b367b61eecc6 for pr-125923-1 [INFO] extracting crate k2_tree 0.5.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate k2_tree 0.5.3 on toolchain a299aa5df79dd8e5a1405b97ddd7b367b61eecc6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate k2_tree 0.5.3 [INFO] finished tweaking crates.io crate k2_tree 0.5.3 [INFO] tweaked toml for crates.io crate k2_tree 0.5.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding bitvec v0.17.4 (latest: v1.0.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding radium v0.3.0 (latest: v1.1.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e714d27f2b94c0af12a43139c3955d44c4128d4b97d3f1947f8c6c7bfbf6dcab [INFO] running `Command { std: "docker" "start" "-a" "e714d27f2b94c0af12a43139c3955d44c4128d4b97d3f1947f8c6c7bfbf6dcab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e714d27f2b94c0af12a43139c3955d44c4128d4b97d3f1947f8c6c7bfbf6dcab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e714d27f2b94c0af12a43139c3955d44c4128d4b97d3f1947f8c6c7bfbf6dcab", kill_on_drop: false }` [INFO] [stdout] e714d27f2b94c0af12a43139c3955d44c4128d4b97d3f1947f8c6c7bfbf6dcab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a299aa5df79dd8e5a1405b97ddd7b367b61eecc6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 782069b507516d5306d8167068b226fb4abb6c3e8e8a4b9d824373610b0bb610 [INFO] running `Command { std: "docker" "start" "-a" "782069b507516d5306d8167068b226fb4abb6c3e8e8a4b9d824373610b0bb610", kill_on_drop: false }` [INFO] [stderr] Checking radium v0.3.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking serde_yaml v0.8.26 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking bitvec v0.17.4 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking k2_tree v0.5.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `datastore::*` [INFO] [stdout] --> src/tree/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use datastore::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: rustc interrupted by SIGSEGV, printing backtrace [INFO] [stderr] [INFO] [stderr] /opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/lib/librustc_driver-f4e5b0d07cf2a17f.so(+0x34057d6)[0x7fbf1b6057d6] [INFO] [stderr] /lib/x86_64-linux-gnu/libc.so.6(+0x42520)[0x7fbf18019520] [INFO] [stderr] /opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/lib/librustc_driver-f4e5b0d07cf2a17f.so(+0x5231a04)[0x7fbf1d431a04] [INFO] [stderr] [INFO] [stderr] ### cycle encountered after 3 frames with period 4 [INFO] [stderr] /opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/lib/librustc_driver-f4e5b0d07cf2a17f.so(_RNvXsm_NtCshRwjAhAkzRx_12rustc_expand6expandNtB5_19InvocationCollectorNtNtCsg2QRDD4Oi79_9rustc_ast9mut_visit10MutVisitor10visit_expr+0x9b)[0x7fbf1d4310db] [INFO] [stderr] /opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/lib/librustc_driver-f4e5b0d07cf2a17f.so(+0x5231d69)[0x7fbf1d431d69] [INFO] [stderr] /opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/lib/librustc_driver-f4e5b0d07cf2a17f.so(_RNvXsm_NtCshRwjAhAkzRx_12rustc_expand6expandNtB5_19InvocationCollectorNtNtCsg2QRDD4Oi79_9rustc_ast9mut_visit10MutVisitor10visit_expr+0x9b)[0x7fbf1d4310db] [INFO] [stderr] /opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/lib/librustc_driver-f4e5b0d07cf2a17f.so(+0x5231d69)[0x7fbf1d431d69] [INFO] [stderr] ### recursed 63 times [INFO] [stderr] [INFO] [stderr] /opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/lib/librustc_driver-f4e5b0d07cf2a17f.so(_RNvXsm_NtCshRwjAhAkzRx_12rustc_expand6expandNtB5_19InvocationCollectorNtNtCsg2QRDD4Oi79_9rustc_ast9mut_visit10MutVisitor10visit_expr+0x9b)[0x7fbf1d4310db] [INFO] [stderr] [INFO] [stderr] note: rustc unexpectedly overflowed its stack! this is a bug [INFO] [stderr] note: maximum backtrace depth reached, frames may have been lost [INFO] [stderr] note: we would appreciate a report at https://github.com/rust-lang/rust [INFO] [stderr] help: you can increase rustc's stack size by setting RUST_MIN_STACK=16777216 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `k2_tree` (lib test) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a299aa5df79dd8e5a1405b97ddd7b367b61eecc6/bin/rustc --crate-name k2_tree --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=99b642b8ed806f0f -C extra-filename=-99b642b8ed806f0f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitvec=/opt/rustwide/target/debug/deps/libbitvec-051b4eafbb9c5742.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-ab6adf8f9adfacdf.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-4646192a437fff66.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b7a0998dc7655039.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-e1df90c0af7b67ae.rmeta --cap-lints=forbid` (signal: 11, SIGSEGV: invalid memory reference) [INFO] running `Command { std: "docker" "inspect" "782069b507516d5306d8167068b226fb4abb6c3e8e8a4b9d824373610b0bb610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "782069b507516d5306d8167068b226fb4abb6c3e8e8a4b9d824373610b0bb610", kill_on_drop: false }` [INFO] [stdout] 782069b507516d5306d8167068b226fb4abb6c3e8e8a4b9d824373610b0bb610 [INFO] checking k2_tree-0.5.3 against try#8585d8c57bfa6d7d66340412e06b5611fa79cc61 for pr-125923-1 [INFO] extracting crate k2_tree 0.5.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate k2_tree 0.5.3 on toolchain 8585d8c57bfa6d7d66340412e06b5611fa79cc61 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate k2_tree 0.5.3 [INFO] finished tweaking crates.io crate k2_tree 0.5.3 [INFO] tweaked toml for crates.io crate k2_tree 0.5.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding bitvec v0.17.4 (latest: v1.0.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding radium v0.3.0 (latest: v1.1.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc9df37e6ff95ce88431e001f2b688f47ff09cbb0a39d1b61bd0fc8e4c12ab48 [INFO] running `Command { std: "docker" "start" "-a" "bc9df37e6ff95ce88431e001f2b688f47ff09cbb0a39d1b61bd0fc8e4c12ab48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc9df37e6ff95ce88431e001f2b688f47ff09cbb0a39d1b61bd0fc8e4c12ab48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc9df37e6ff95ce88431e001f2b688f47ff09cbb0a39d1b61bd0fc8e4c12ab48", kill_on_drop: false }` [INFO] [stdout] bc9df37e6ff95ce88431e001f2b688f47ff09cbb0a39d1b61bd0fc8e4c12ab48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8585d8c57bfa6d7d66340412e06b5611fa79cc61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83a1e986baa1cd80f8b1e81d7cc1b6759ed3c795f797a49c4957117995050c34 [INFO] running `Command { std: "docker" "start" "-a" "83a1e986baa1cd80f8b1e81d7cc1b6759ed3c795f797a49c4957117995050c34", kill_on_drop: false }` [INFO] [stderr] Checking radium v0.3.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking serde_yaml v0.8.26 [INFO] [stderr] Checking bitvec v0.17.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking k2_tree v0.5.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `datastore::*` [INFO] [stdout] --> src/tree/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use datastore::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `datastore::*` [INFO] [stdout] --> src/tree/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use datastore::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.43s [INFO] running `Command { std: "docker" "inspect" "83a1e986baa1cd80f8b1e81d7cc1b6759ed3c795f797a49c4957117995050c34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83a1e986baa1cd80f8b1e81d7cc1b6759ed3c795f797a49c4957117995050c34", kill_on_drop: false }` [INFO] [stdout] 83a1e986baa1cd80f8b1e81d7cc1b6759ed3c795f797a49c4957117995050c34