[INFO] fetching crate gc 0.4.1...
[INFO] testing gc-0.4.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate gc 0.4.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate gc 0.4.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gc 0.4.1
[INFO] finished tweaking crates.io crate gc 0.4.1
[INFO] tweaked toml for crates.io crate gc 0.4.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gc_derive v0.4.1
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15c6ceacf8b66d97dcc8889e6381f0a657e09c7d7bdb57e72c0e7df094907b89
[INFO] running `Command { std: "docker" "start" "-a" "15c6ceacf8b66d97dcc8889e6381f0a657e09c7d7bdb57e72c0e7df094907b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15c6ceacf8b66d97dcc8889e6381f0a657e09c7d7bdb57e72c0e7df094907b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15c6ceacf8b66d97dcc8889e6381f0a657e09c7d7bdb57e72c0e7df094907b89", kill_on_drop: false }`
[INFO] [stdout] 15c6ceacf8b66d97dcc8889e6381f0a657e09c7d7bdb57e72c0e7df094907b89
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22966e5de3bb7cdf2c0a6c897b96e41c0cb1c07f9054c2a56d41534a7b05574c
[INFO] running `Command { std: "docker" "start" "-a" "22966e5de3bb7cdf2c0a6c897b96e41c0cb1c07f9054c2a56d41534a7b05574c", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "22966e5de3bb7cdf2c0a6c897b96e41c0cb1c07f9054c2a56d41534a7b05574c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22966e5de3bb7cdf2c0a6c897b96e41c0cb1c07f9054c2a56d41534a7b05574c", kill_on_drop: false }`
[INFO] [stdout] 22966e5de3bb7cdf2c0a6c897b96e41c0cb1c07f9054c2a56d41534a7b05574c
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35ca39c0bde3574d04c14c362bffb0520883a290159c2b5a01b57059e8ef603b
[INFO] running `Command { std: "docker" "start" "-a" "35ca39c0bde3574d04c14c362bffb0520883a290159c2b5a01b57059e8ef603b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling gc_derive v0.4.1
[INFO] [stderr]    Compiling gc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.40s
[INFO] running `Command { std: "docker" "inspect" "35ca39c0bde3574d04c14c362bffb0520883a290159c2b5a01b57059e8ef603b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ca39c0bde3574d04c14c362bffb0520883a290159c2b5a01b57059e8ef603b", kill_on_drop: false }`
[INFO] [stdout] 35ca39c0bde3574d04c14c362bffb0520883a290159c2b5a01b57059e8ef603b
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ddb41a9d3acc7daa50edc3992f37d591e1929424c557365cc823bea4a6b991e
[INFO] running `Command { std: "docker" "start" "-a" "5ddb41a9d3acc7daa50edc3992f37d591e1929424c557365cc823bea4a6b991e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gc-0ad0c12471d94c00)
[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]      Running tests/derive_bounds.rs (/opt/rustwide/target/debug/deps/derive_bounds-312810995ba45570)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_derive_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/finalize.rs (/opt/rustwide/target/debug/deps/finalize-9d029f90a72a7263)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test drop_triggers_finalize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/from_raw.rs (/opt/rustwide/target/debug/deps/from_raw-a04040d05ee80c47)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_into_raw ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/gc_cell_ref.rs (/opt/rustwide/target/debug/deps/gc_cell_ref-f7fe9743f0e78d68)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_gc_cell_ref_mut_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/gc_semantics.rs (/opt/rustwide/target/debug/deps/gc_semantics-abcbdd43605e54dd)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basic_allocate ... ok
[INFO] [stdout] test ptr_eq ... ok
[INFO] [stdout] test gccell_rooting ... ok
[INFO] [stdout] test basic_cycle_allocate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/gymnastics_cycle.rs (/opt/rustwide/target/debug/deps/gymnastics_cycle-61187e42900ff461)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/i128.rs (/opt/rustwide/target/debug/deps/i128-f65f7645596ef970)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_cycle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test i128 ... ok
[INFO] [stdout] test u128 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/trace_impl.rs (/opt/rustwide/target/debug/deps/trace_impl-447b165dc4969cd0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unsized.rs (/opt/rustwide/target/debug/deps/unsized-9c26f425819a23bd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests gc
[INFO] [stdout] test gc_box_dyn_foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - GcCell<T>::try_borrow (line 520) ... ok
[INFO] [stdout] test src/lib.rs - GcCell<T>::try_borrow_mut (line 562) ... ok
[INFO] [stdout] test src/lib.rs - GcCellRefMut::map (line 812) ... ok
[INFO] [stdout] test src/lib.rs - GcCellRef::map (line 692) ... ok
[INFO] [stdout] test src/lib.rs - Gc<T>::new (line 61) ... ok
[INFO] [stdout] test src/lib.rs - Gc<T>::into_raw (line 141) ... ok
[INFO] [stdout] test src/lib.rs - Gc<T>::from_raw (line 167) ... ok
[INFO] [stdout] test src/lib.rs - GcCellRef::map_split (line 727) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ddb41a9d3acc7daa50edc3992f37d591e1929424c557365cc823bea4a6b991e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddb41a9d3acc7daa50edc3992f37d591e1929424c557365cc823bea4a6b991e", kill_on_drop: false }`
[INFO] [stdout] 5ddb41a9d3acc7daa50edc3992f37d591e1929424c557365cc823bea4a6b991e