[INFO] fetching crate boxext 0.1.6...
[INFO] testing boxext-0.1.6 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate boxext 0.1.6 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate boxext 0.1.6 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boxext 0.1.6
[INFO] finished tweaking crates.io crate boxext 0.1.6
[INFO] tweaked toml for crates.io crate boxext 0.1.6 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c668be8c89e7a005060ffdc2a0a43e662f7a6943f826adaab0eddc39aa054157
[INFO] running `Command { std: "docker" "start" "-a" "c668be8c89e7a005060ffdc2a0a43e662f7a6943f826adaab0eddc39aa054157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c668be8c89e7a005060ffdc2a0a43e662f7a6943f826adaab0eddc39aa054157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c668be8c89e7a005060ffdc2a0a43e662f7a6943f826adaab0eddc39aa054157", kill_on_drop: false }`
[INFO] [stdout] c668be8c89e7a005060ffdc2a0a43e662f7a6943f826adaab0eddc39aa054157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa0d99de185f4fe2d34b4ea577d0129f76aa4a9971a7b14cdcb724729967891f
[INFO] running `Command { std: "docker" "start" "-a" "fa0d99de185f4fe2d34b4ea577d0129f76aa4a9971a7b14cdcb724729967891f", kill_on_drop: false }`
[INFO] [stderr]    Compiling boxext v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "fa0d99de185f4fe2d34b4ea577d0129f76aa4a9971a7b14cdcb724729967891f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0d99de185f4fe2d34b4ea577d0129f76aa4a9971a7b14cdcb724729967891f", kill_on_drop: false }`
[INFO] [stdout] fa0d99de185f4fe2d34b4ea577d0129f76aa4a9971a7b14cdcb724729967891f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13d00cd18f36990d60ed595cd28f5c245612a51daee21d12c5721064324965c0
[INFO] running `Command { std: "docker" "start" "-a" "13d00cd18f36990d60ed595cd28f5c245612a51daee21d12c5721064324965c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling boxext_derive v0.1.3
[INFO] [stderr]    Compiling boxext v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.46s
[INFO] running `Command { std: "docker" "inspect" "13d00cd18f36990d60ed595cd28f5c245612a51daee21d12c5721064324965c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d00cd18f36990d60ed595cd28f5c245612a51daee21d12c5721064324965c0", kill_on_drop: false }`
[INFO] [stdout] 13d00cd18f36990d60ed595cd28f5c245612a51daee21d12c5721064324965c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d701f394b943d6c3c77681c2b52d3cf84749dfe87956b1cf71ec723019b9be9a
[INFO] running `Command { std: "docker" "start" "-a" "d701f394b943d6c3c77681c2b52d3cf84749dfe87956b1cf71ec723019b9be9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/boxext-08accbec5f9a3a7c)
[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 boxext
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - Zero (line 409) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - BoxExt::try_new (line 185) ... ok
[INFO] [stdout] test src/lib.rs - Zero (line 391) ... ok
[INFO] [stdout] test src/lib.rs - BoxExt::try_new_zeroed (line 259) ... ok
[INFO] [stdout] test src/lib.rs - Zero (line 370) ... ok
[INFO] [stdout] test src/lib.rs - BoxExt::try_new_with (line 208) ... ok
[INFO] [stdout] test src/lib.rs - BoxExt::new_with (line 96) ... ok
[INFO] [stdout] test src/lib.rs - BoxExt::new_zeroed (line 152) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d701f394b943d6c3c77681c2b52d3cf84749dfe87956b1cf71ec723019b9be9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d701f394b943d6c3c77681c2b52d3cf84749dfe87956b1cf71ec723019b9be9a", kill_on_drop: false }`
[INFO] [stdout] d701f394b943d6c3c77681c2b52d3cf84749dfe87956b1cf71ec723019b9be9a