[INFO] fetching crate rc-box 1.3.0...
[INFO] testing rc-box-1.3.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate rc-box 1.3.0 into /workspace/builds/worker-3-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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rc-box 1.3.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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 unsize v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba6a34972fbe98827d7efba0b1bd391e8899899394c0e6b8c887ec2a6d562d76
[INFO] running `Command { std: "docker" "start" "-a" "ba6a34972fbe98827d7efba0b1bd391e8899899394c0e6b8c887ec2a6d562d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba6a34972fbe98827d7efba0b1bd391e8899899394c0e6b8c887ec2a6d562d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6a34972fbe98827d7efba0b1bd391e8899899394c0e6b8c887ec2a6d562d76", kill_on_drop: false }`
[INFO] [stdout] ba6a34972fbe98827d7efba0b1bd391e8899899394c0e6b8c887ec2a6d562d76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f8afe526bc84af5a29c48be4ac148ae104f94f2a8c088be1e25d8bdbb232ee4
[INFO] running `Command { std: "docker" "start" "-a" "1f8afe526bc84af5a29c48be4ac148ae104f94f2a8c088be1e25d8bdbb232ee4", 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 1.33s
[INFO] running `Command { std: "docker" "inspect" "1f8afe526bc84af5a29c48be4ac148ae104f94f2a8c088be1e25d8bdbb232ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8afe526bc84af5a29c48be4ac148ae104f94f2a8c088be1e25d8bdbb232ee4", kill_on_drop: false }`
[INFO] [stdout] 1f8afe526bc84af5a29c48be4ac148ae104f94f2a8c088be1e25d8bdbb232ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83793518b001b3ed9647fef747388c986e6fc6194a99ad815b628a3c0c90bf7e
[INFO] running `Command { std: "docker" "start" "-a" "83793518b001b3ed9647fef747388c986e6fc6194a99ad815b628a3c0c90bf7e", 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 0.57s
[INFO] running `Command { std: "docker" "inspect" "83793518b001b3ed9647fef747388c986e6fc6194a99ad815b628a3c0c90bf7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83793518b001b3ed9647fef747388c986e6fc6194a99ad815b628a3c0c90bf7e", kill_on_drop: false }`
[INFO] [stdout] 83793518b001b3ed9647fef747388c986e6fc6194a99ad815b628a3c0c90bf7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3e3dff8fe3b8fa4b812acdc53dca49107d738f73cb40a25363ef2aa65220cbc
[INFO] running `Command { std: "docker" "start" "-a" "d3e3dff8fe3b8fa4b812acdc53dca49107d738f73cb40a25363ef2aa65220cbc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rc_box-7777dfc52157529c)
[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 rc_box
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - ArcBox<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 - 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+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - RcBox<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 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d3e3dff8fe3b8fa4b812acdc53dca49107d738f73cb40a25363ef2aa65220cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e3dff8fe3b8fa4b812acdc53dca49107d738f73cb40a25363ef2aa65220cbc", kill_on_drop: false }`
[INFO] [stdout] d3e3dff8fe3b8fa4b812acdc53dca49107d738f73cb40a25363ef2aa65220cbc