[INFO] fetching crate rc-box 1.3.0...
[INFO] testing rc-box-1.3.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate rc-box 1.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rc-box 1.3.0
[INFO] finished tweaking crates.io crate rc-box 1.3.0
[INFO] tweaked toml for crates.io crate rc-box 1.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rc-box 1.3.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rc-box 1.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slice-dst v1.5.1
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded unsize v1.1.0
[INFO] [stderr]   Downloaded erasable v1.2.1
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 414a61074cb16818e7d164d6a8fc8c1af48a31ddfb8c035759509f74a5451fd5
[INFO] running `Command { std: "docker" "start" "-a" "414a61074cb16818e7d164d6a8fc8c1af48a31ddfb8c035759509f74a5451fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "414a61074cb16818e7d164d6a8fc8c1af48a31ddfb8c035759509f74a5451fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414a61074cb16818e7d164d6a8fc8c1af48a31ddfb8c035759509f74a5451fd5", kill_on_drop: false }`
[INFO] [stdout] 414a61074cb16818e7d164d6a8fc8c1af48a31ddfb8c035759509f74a5451fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13e7b9cb4b5c70e2273bde933e9c87349b91903bd2ca1fad6faecf520e0d4db7
[INFO] running `Command { std: "docker" "start" "-a" "13e7b9cb4b5c70e2273bde933e9c87349b91903bd2ca1fad6faecf520e0d4db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling rc-box v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "13e7b9cb4b5c70e2273bde933e9c87349b91903bd2ca1fad6faecf520e0d4db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e7b9cb4b5c70e2273bde933e9c87349b91903bd2ca1fad6faecf520e0d4db7", kill_on_drop: false }`
[INFO] [stdout] 13e7b9cb4b5c70e2273bde933e9c87349b91903bd2ca1fad6faecf520e0d4db7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 946a42bb603c7aa29c4d7d57d025ee39229925d8a5bf907b27fe4dcc64aa5a12
[INFO] running `Command { std: "docker" "start" "-a" "946a42bb603c7aa29c4d7d57d025ee39229925d8a5bf907b27fe4dcc64aa5a12", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-box v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "946a42bb603c7aa29c4d7d57d025ee39229925d8a5bf907b27fe4dcc64aa5a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946a42bb603c7aa29c4d7d57d025ee39229925d8a5bf907b27fe4dcc64aa5a12", kill_on_drop: false }`
[INFO] [stdout] 946a42bb603c7aa29c4d7d57d025ee39229925d8a5bf907b27fe4dcc64aa5a12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 952a4c8abba3b4b22c7f5f2c4f82ff02bf93116837aea45d434fc3d42b4ef9ab
[INFO] running `Command { std: "docker" "start" "-a" "952a4c8abba3b4b22c7f5f2c4f82ff02bf93116837aea45d434fc3d42b4ef9ab", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rc_box-1aff80e5f0b332d8)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rc_box
[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 6 tests
[INFO] [stdout] test src/lib.rs - RcBox<dynAny+Send+Sync+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - RcBox<dynAny+Send+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - ArcBox<dynAny+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - RcBox<dynAny+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - ArcBox<dynAny+Send+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - ArcBox<dynAny+Send+Sync+'static>::downcast (line 703) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "952a4c8abba3b4b22c7f5f2c4f82ff02bf93116837aea45d434fc3d42b4ef9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952a4c8abba3b4b22c7f5f2c4f82ff02bf93116837aea45d434fc3d42b4ef9ab", kill_on_drop: false }`
[INFO] [stdout] 952a4c8abba3b4b22c7f5f2c4f82ff02bf93116837aea45d434fc3d42b4ef9ab