[INFO] fetching crate mjb_gc 0.2.0... [INFO] testing mjb_gc-0.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate mjb_gc 0.2.0 into /workspace/builds/worker-17/source [INFO] validating manifest of crates.io crate mjb_gc 0.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mjb_gc 0.2.0 [INFO] finished tweaking crates.io crate mjb_gc 0.2.0 [INFO] tweaked toml for crates.io crate mjb_gc 0.2.0 written to /workspace/builds/worker-17/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec68d4e6339ca8e4694c865483a6b4a6e4af2d3a57656931e62c281bea56ae2e [INFO] running `Command { std: "docker" "start" "-a" "ec68d4e6339ca8e4694c865483a6b4a6e4af2d3a57656931e62c281bea56ae2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec68d4e6339ca8e4694c865483a6b4a6e4af2d3a57656931e62c281bea56ae2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec68d4e6339ca8e4694c865483a6b4a6e4af2d3a57656931e62c281bea56ae2e", kill_on_drop: false }` [INFO] [stdout] ec68d4e6339ca8e4694c865483a6b4a6e4af2d3a57656931e62c281bea56ae2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ff75194a381e9027b9d0482d9c87d793a95a178b3dad0e9fe16cdb3acf51c06 [INFO] running `Command { std: "docker" "start" "-a" "5ff75194a381e9027b9d0482d9c87d793a95a178b3dad0e9fe16cdb3acf51c06", kill_on_drop: false }` [INFO] [stderr] Compiling mjb_gc v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "5ff75194a381e9027b9d0482d9c87d793a95a178b3dad0e9fe16cdb3acf51c06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ff75194a381e9027b9d0482d9c87d793a95a178b3dad0e9fe16cdb3acf51c06", kill_on_drop: false }` [INFO] [stdout] 5ff75194a381e9027b9d0482d9c87d793a95a178b3dad0e9fe16cdb3acf51c06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8938fcbb731a73730774ebf5e5c6a41b38214fbba8a8742e80d05e6b5b79cf73 [INFO] running `Command { std: "docker" "start" "-a" "8938fcbb731a73730774ebf5e5c6a41b38214fbba8a8742e80d05e6b5b79cf73", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mjb_gc v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "8938fcbb731a73730774ebf5e5c6a41b38214fbba8a8742e80d05e6b5b79cf73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8938fcbb731a73730774ebf5e5c6a41b38214fbba8a8742e80d05e6b5b79cf73", kill_on_drop: false }` [INFO] [stdout] 8938fcbb731a73730774ebf5e5c6a41b38214fbba8a8742e80d05e6b5b79cf73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f76e358c9d13ba4889ce3c58b3c293846a0cdc43301ab368e33265545268aee0 [INFO] running `Command { std: "docker" "start" "-a" "f76e358c9d13ba4889ce3c58b3c293846a0cdc43301ab368e33265545268aee0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mjb_gc-121a0da842298fc1) [INFO] [stdout] [INFO] [stderr] Doc-tests mjb_gc [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_better_cyclic::test_better_cyclic ... ok [INFO] [stdout] test tests::test_simple_cyclic::test_simple_cyclic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - unsafe_empty_trace (line 747) ... FAILED [INFO] [stdout] test src/lib.rs - Gc::drop (line 451) ... FAILED [INFO] [stdout] test src/lib.rs - Gc::new_cyclic (line 124) ... FAILED [INFO] [stdout] test src/lib.rs - Gc::deref (line 345) ... FAILED [INFO] [stdout] test src/lib.rs - unsafe_empty_trace (line 734) ... ok [INFO] [stdout] test src/lib.rs - Gc::get_mut (line 278) ... ok [INFO] [stdout] test src/lib.rs - Gc::new (line 98) ... ok [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - Gc::new_cyclic (line 144) ... ok [INFO] [stdout] test src/lib.rs - Gc::try_unwrap (line 220) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - unsafe_empty_trace (line 747) stdout ---- [INFO] [stdout] error: cannot find derive macro `Trace` in this scope [INFO] [stdout] --> src/lib.rs:750:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Trace)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Trace` is imported here, but it is only a trait, without a derive macro [INFO] [stdout] --> src/lib.rs:748:5 [INFO] [stdout] | [INFO] [stdout] 4 | use mjb_gc::Trace; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Gc::drop (line 451) stdout ---- [INFO] [stdout] error: cannot find derive macro `Trace` in this scope [INFO] [stdout] --> src/lib.rs:454:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Trace)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Trace` is imported here, but it is only a trait, without a derive macro [INFO] [stdout] --> src/lib.rs:452:18 [INFO] [stdout] | [INFO] [stdout] 4 | use mjb_gc::{Gc, Trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Cyclic: Trace` is not satisfied [INFO] [stdout] --> src/lib.rs:455:15 [INFO] [stdout] | [INFO] [stdout] 7 | struct Cyclic(Gc); [INFO] [stdout] | ^^^^^^^^^^ the trait `Trace` is not implemented for `Cyclic` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `Gc` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct Gc { [INFO] [stdout] | ^^^^^ required by this bound in `Gc` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Gc::new_cyclic (line 124) stdout ---- [INFO] [stdout] error: cannot find derive macro `Trace` in this scope [INFO] [stdout] --> src/lib.rs:127:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Trace)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Trace` is imported here, but it is only a trait, without a derive macro [INFO] [stdout] --> src/lib.rs:125:18 [INFO] [stdout] | [INFO] [stdout] 4 | use mjb_gc::{Gc, Trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Gadget: Trace` is not satisfied [INFO] [stdout] --> src/lib.rs:134:17 [INFO] [stdout] | [INFO] [stdout] 13 | fn new() -> Gc { [INFO] [stdout] | ^^^^^^^^ the trait `Trace` is not implemented for `Gadget` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `Gc` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct Gc { [INFO] [stdout] | ^^^^^ required by this bound in `Gc` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Gadget: Trace` is not satisfied [INFO] [stdout] --> src/lib.rs:129:14 [INFO] [stdout] | [INFO] [stdout] 8 | self_gc: Gc, [INFO] [stdout] | ^^^^^^^^^^ the trait `Trace` is not implemented for `Gadget` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `Gc` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct Gc { [INFO] [stdout] | ^^^^^ required by this bound in `Gc` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Gc::deref (line 345) stdout ---- [INFO] [stdout] error: cannot find derive macro `Trace` in this scope [INFO] [stdout] --> src/lib.rs:348:10 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Trace)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Trace` is imported here, but it is only a trait, without a derive macro [INFO] [stdout] --> src/lib.rs:346:18 [INFO] [stdout] | [INFO] [stdout] 4 | use mjb_gc::{Gc, Trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Cyclic: Trace` is not satisfied [INFO] [stdout] --> src/lib.rs:349:15 [INFO] [stdout] | [INFO] [stdout] 7 | struct Cyclic(Gc); [INFO] [stdout] | ^^^^^^^^^^ the trait `Trace` is not implemented for `Cyclic` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `Gc` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct Gc { [INFO] [stdout] | ^^^^^ required by this bound in `Gc` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Gc::deref (line 345) [INFO] [stdout] src/lib.rs - Gc::drop (line 451) [INFO] [stdout] src/lib.rs - Gc::new_cyclic (line 124) [INFO] [stdout] src/lib.rs - unsafe_empty_trace (line 747) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f76e358c9d13ba4889ce3c58b3c293846a0cdc43301ab368e33265545268aee0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f76e358c9d13ba4889ce3c58b3c293846a0cdc43301ab368e33265545268aee0", kill_on_drop: false }` [INFO] [stdout] f76e358c9d13ba4889ce3c58b3c293846a0cdc43301ab368e33265545268aee0