[INFO] fetching crate reference-counted 0.1.0... [INFO] testing reference-counted-0.1.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate reference-counted 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate reference-counted 0.1.0 [INFO] finished tweaking crates.io crate reference-counted 0.1.0 [INFO] tweaked toml for crates.io crate reference-counted 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate reference-counted 0.1.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding smart-pointer v0.1.1 (available: v0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded maybe-std v0.1.2 [INFO] [stderr] Downloaded smart-pointer v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6566fa2c6db95c161331b24b57fac26962e35115938d5f2e6d7d9023fe5a8368 [INFO] running `Command { std: "docker" "start" "-a" "6566fa2c6db95c161331b24b57fac26962e35115938d5f2e6d7d9023fe5a8368", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6566fa2c6db95c161331b24b57fac26962e35115938d5f2e6d7d9023fe5a8368", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6566fa2c6db95c161331b24b57fac26962e35115938d5f2e6d7d9023fe5a8368", kill_on_drop: false }` [INFO] [stdout] 6566fa2c6db95c161331b24b57fac26962e35115938d5f2e6d7d9023fe5a8368 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e60e35c3ed3d60bd62edf70c7e302996a4b2747b22bb9d17777911245e3e0c03 [INFO] running `Command { std: "docker" "start" "-a" "e60e35c3ed3d60bd62edf70c7e302996a4b2747b22bb9d17777911245e3e0c03", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-std v0.1.2 [INFO] [stderr] Compiling smart-pointer v0.1.1 [INFO] [stderr] Compiling reference-counted v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "e60e35c3ed3d60bd62edf70c7e302996a4b2747b22bb9d17777911245e3e0c03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e60e35c3ed3d60bd62edf70c7e302996a4b2747b22bb9d17777911245e3e0c03", kill_on_drop: false }` [INFO] [stdout] e60e35c3ed3d60bd62edf70c7e302996a4b2747b22bb9d17777911245e3e0c03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b0ed630120892ae4a73682a65b45ac4365d3aefa3f145a244f67a898697b1159 [INFO] running `Command { std: "docker" "start" "-a" "b0ed630120892ae4a73682a65b45ac4365d3aefa3f145a244f67a898697b1159", kill_on_drop: false }` [INFO] [stderr] Compiling reference-counted v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "b0ed630120892ae4a73682a65b45ac4365d3aefa3f145a244f67a898697b1159", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0ed630120892ae4a73682a65b45ac4365d3aefa3f145a244f67a898697b1159", kill_on_drop: false }` [INFO] [stdout] b0ed630120892ae4a73682a65b45ac4365d3aefa3f145a244f67a898697b1159 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f5ca8758bfae849aba1d5428fba06dc4dc9eb6d205ca17a25f4a3b02334cdf68 [INFO] running `Command { std: "docker" "start" "-a" "f5ca8758bfae849aba1d5428fba06dc4dc9eb6d205ca17a25f4a3b02334cdf68", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reference_counted-3f84751ac4487dc8) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests reference_counted [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/rc.rs - rc::Rc::drop (line 92) ... FAILED [INFO] [stdout] test src/arc.rs - arc::Arc::default (line 379) ... ok [INFO] [stdout] test src/rc.rs - rc::Rc::default (line 305) ... FAILED [INFO] [stdout] test src/arc.rs - arc::Arc::drop (line 131) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/rc.rs - rc::Rc::drop (line 92) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `std::sync::Rc` [INFO] [stdout] --> src/rc.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ no `Rc` in `sync` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs instead [INFO] [stdout] | [INFO] [stdout] 3 - use std::sync::Rc; [INFO] [stdout] 3 + use std::rc::Rc; [INFO] [stdout] | [INFO] [stdout] 3 - use std::sync::Rc; [INFO] [stdout] 3 + use maybe_std::rc::Rc; [INFO] [stdout] | [INFO] [stdout] 3 - use std::sync::Rc; [INFO] [stdout] 3 + use reference_counted::Rc; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/rc.rs - rc::Rc::default (line 305) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `std::sync::Rc` [INFO] [stdout] --> src/rc.rs:306:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ no `Rc` in `sync` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs instead [INFO] [stdout] | [INFO] [stdout] 3 - use std::sync::Rc; [INFO] [stdout] 3 + use std::rc::Rc; [INFO] [stdout] | [INFO] [stdout] 3 - use std::sync::Rc; [INFO] [stdout] 3 + use maybe_std::rc::Rc; [INFO] [stdout] | [INFO] [stdout] 3 - use std::sync::Rc; [INFO] [stdout] 3 + use reference_counted::Rc; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/rc.rs - rc::Rc::default (line 305) [INFO] [stdout] src/rc.rs - rc::Rc::drop (line 92) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "f5ca8758bfae849aba1d5428fba06dc4dc9eb6d205ca17a25f4a3b02334cdf68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5ca8758bfae849aba1d5428fba06dc4dc9eb6d205ca17a25f4a3b02334cdf68", kill_on_drop: false }` [INFO] [stdout] f5ca8758bfae849aba1d5428fba06dc4dc9eb6d205ca17a25f4a3b02334cdf68