[INFO] fetching crate vtable 0.1.3...
[INFO] testing vtable-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate vtable 0.1.3 into /workspace/builds/worker-54/source
[INFO] validating manifest of crates.io crate vtable 0.1.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vtable 0.1.3
[INFO] finished tweaking crates.io crate vtable 0.1.3
[INFO] tweaked toml for crates.io crate vtable 0.1.3 written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-field-offset-macro v0.1.1
[INFO] [stderr]   Downloaded vtable-macro v0.1.3
[INFO] [stderr]   Downloaded const-field-offset v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a2344b4b5646db4fb7ed0007125c0d691e6a7f6b88b5ac53a29055390e2262b
[INFO] running `Command { std: "docker" "start" "-a" "0a2344b4b5646db4fb7ed0007125c0d691e6a7f6b88b5ac53a29055390e2262b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a2344b4b5646db4fb7ed0007125c0d691e6a7f6b88b5ac53a29055390e2262b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2344b4b5646db4fb7ed0007125c0d691e6a7f6b88b5ac53a29055390e2262b", kill_on_drop: false }`
[INFO] [stdout] 0a2344b4b5646db4fb7ed0007125c0d691e6a7f6b88b5ac53a29055390e2262b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb0a7be285cbec4dff89e97ef9094dea42f570aa452328d5dde5ac7fc9d53e88
[INFO] running `Command { std: "docker" "start" "-a" "bb0a7be285cbec4dff89e97ef9094dea42f570aa452328d5dde5ac7fc9d53e88", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]    Compiling const-field-offset-macro v0.1.1
[INFO] [stderr]    Compiling vtable-macro v0.1.3
[INFO] [stderr]    Compiling const-field-offset v0.1.1
[INFO] [stderr]    Compiling vtable v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "bb0a7be285cbec4dff89e97ef9094dea42f570aa452328d5dde5ac7fc9d53e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb0a7be285cbec4dff89e97ef9094dea42f570aa452328d5dde5ac7fc9d53e88", kill_on_drop: false }`
[INFO] [stdout] bb0a7be285cbec4dff89e97ef9094dea42f570aa452328d5dde5ac7fc9d53e88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e2d8b3ba290ef79aa510d05259ba6aecdd68d69357cefe2aaa507e5e2a34415
[INFO] running `Command { std: "docker" "start" "-a" "1e2d8b3ba290ef79aa510d05259ba6aecdd68d69357cefe2aaa507e5e2a34415", kill_on_drop: false }`
[INFO] [stderr]    Compiling vtable v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "1e2d8b3ba290ef79aa510d05259ba6aecdd68d69357cefe2aaa507e5e2a34415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2d8b3ba290ef79aa510d05259ba6aecdd68d69357cefe2aaa507e5e2a34415", kill_on_drop: false }`
[INFO] [stdout] 1e2d8b3ba290ef79aa510d05259ba6aecdd68d69357cefe2aaa507e5e2a34415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7be5cdc7b64130b309e626dc8ee1bd0a708b721deab0176669f829177ca93c3b
[INFO] running `Command { std: "docker" "start" "-a" "7be5cdc7b64130b309e626dc8ee1bd0a708b721deab0176669f829177ca93c3b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vtable-4058e3cfad2912e1)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_vrc.rs (/opt/rustwide/target/debug/deps/test_vrc-02f8f450bcc039b8)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test rc_dyn_test ... ok
[INFO] [stdout] test rc_test ... ok
[INFO] [stdout] test rc_test_threading ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_vtable.rs (/opt/rustwide/target/debug/deps/test_vtable-d0d652c0bb1249a8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vtable
[INFO] [stdout] running 4 tests
[INFO] [stdout] test pin ... ok
[INFO] [stdout] test test ... ok
[INFO] [stdout] test test2 ... ok
[INFO] [stdout] test test3 ... 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] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::test_new_vref::_1 (line 103) - compile fail ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::test_new_vref::_2 (line 120) - compile fail ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::m1::_ (line 40) - compile fail ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::test_new_vref::_3 (line 136) - compile fail ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::test_vrefmut::_2 (line 86) - compile fail ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::test_vrefmut::_1 (line 72) - compile fail ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::test_new_vref::_5 (line 167) - compile fail ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::test_new_vref::_4 (line 152) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - new_vref (line 401) ... ok
[INFO] [stdout] test src/compile_fail_tests.rs - compile_fail_tests::m1::_ (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7be5cdc7b64130b309e626dc8ee1bd0a708b721deab0176669f829177ca93c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be5cdc7b64130b309e626dc8ee1bd0a708b721deab0176669f829177ca93c3b", kill_on_drop: false }`
[INFO] [stdout] 7be5cdc7b64130b309e626dc8ee1bd0a708b721deab0176669f829177ca93c3b