[INFO] fetching crate gc 0.4.1...
[INFO] testing gc-0.4.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate gc 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gc 0.4.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e32fee2b3fccaa78df0ca7c839afb111be43ff36db249b58c46b71ccc732272
[INFO] running `Command { std: "docker" "start" "-a" "3e32fee2b3fccaa78df0ca7c839afb111be43ff36db249b58c46b71ccc732272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e32fee2b3fccaa78df0ca7c839afb111be43ff36db249b58c46b71ccc732272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e32fee2b3fccaa78df0ca7c839afb111be43ff36db249b58c46b71ccc732272", kill_on_drop: false }`
[INFO] [stdout] 3e32fee2b3fccaa78df0ca7c839afb111be43ff36db249b58c46b71ccc732272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6c6be5c6e8a5432504d726aa2ff6601e495199634d3a9cd08b87a892b043515
[INFO] running `Command { std: "docker" "start" "-a" "a6c6be5c6e8a5432504d726aa2ff6601e495199634d3a9cd08b87a892b043515", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "a6c6be5c6e8a5432504d726aa2ff6601e495199634d3a9cd08b87a892b043515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c6be5c6e8a5432504d726aa2ff6601e495199634d3a9cd08b87a892b043515", kill_on_drop: false }`
[INFO] [stdout] a6c6be5c6e8a5432504d726aa2ff6601e495199634d3a9cd08b87a892b043515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ad1707e9dc7d97683d38e992e8b95fbcb8e9dd9a83d908376ae1b37c8246d10
[INFO] running `Command { std: "docker" "start" "-a" "1ad1707e9dc7d97683d38e992e8b95fbcb8e9dd9a83d908376ae1b37c8246d10", 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 12.42s
[INFO] running `Command { std: "docker" "inspect" "1ad1707e9dc7d97683d38e992e8b95fbcb8e9dd9a83d908376ae1b37c8246d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad1707e9dc7d97683d38e992e8b95fbcb8e9dd9a83d908376ae1b37c8246d10", kill_on_drop: false }`
[INFO] [stdout] 1ad1707e9dc7d97683d38e992e8b95fbcb8e9dd9a83d908376ae1b37c8246d10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e17c4d65f25ea9cc64b162f7f67c8c5c4e94b01049657cf938eb343d46afaf86
[INFO] running `Command { std: "docker" "start" "-a" "e17c4d65f25ea9cc64b162f7f67c8c5c4e94b01049657cf938eb343d46afaf86", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gc-0ad0c12471d94c00)
[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 basic_cycle_allocate ... ok
[INFO] [stdout] test gccell_rooting ... ok
[INFO] [stdout] test ptr_eq ... 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] [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] [stderr]      Running tests/i128.rs (/opt/rustwide/target/debug/deps/i128-f65f7645596ef970)
[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] [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] [stderr]    Doc-tests gc
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - GcCellRef::map_split (line 727) ... ok
[INFO] [stdout] test src/lib.rs - GcCellRefMut::map (line 812) ... ok
[INFO] [stdout] test src/lib.rs - GcCell<T>::try_borrow_mut (line 562) ... ok
[INFO] [stdout] test src/lib.rs - GcCell<T>::try_borrow (line 520) ... ok
[INFO] [stdout] test src/lib.rs - GcCellRef::map (line 692) ... ok
[INFO] [stdout] test src/lib.rs - Gc<T>::into_raw (line 141) ... ok
[INFO] [stdout] test src/lib.rs - Gc<T>::new (line 61) ... ok
[INFO] [stdout] test src/lib.rs - Gc<T>::from_raw (line 167) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e17c4d65f25ea9cc64b162f7f67c8c5c4e94b01049657cf938eb343d46afaf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17c4d65f25ea9cc64b162f7f67c8c5c4e94b01049657cf938eb343d46afaf86", kill_on_drop: false }`
[INFO] [stdout] e17c4d65f25ea9cc64b162f7f67c8c5c4e94b01049657cf938eb343d46afaf86