[INFO] fetching crate rc-box 1.3.0...
[INFO] testing rc-box-1.3.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rc-box 1.3.0 into /workspace/builds/worker-1-tc2/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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rc-box 1.3.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbf22c8e8c49209979580f6cc9e8a3f4011832eb727851a2fd9be806c60cf9bc
[INFO] running `Command { std: "docker" "start" "-a" "dbf22c8e8c49209979580f6cc9e8a3f4011832eb727851a2fd9be806c60cf9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbf22c8e8c49209979580f6cc9e8a3f4011832eb727851a2fd9be806c60cf9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf22c8e8c49209979580f6cc9e8a3f4011832eb727851a2fd9be806c60cf9bc", kill_on_drop: false }`
[INFO] [stdout] dbf22c8e8c49209979580f6cc9e8a3f4011832eb727851a2fd9be806c60cf9bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6fe855ff6e1ce23ff2f54cec9b0622b2a21e921e1880b759646e6871d6d665c
[INFO] running `Command { std: "docker" "start" "-a" "d6fe855ff6e1ce23ff2f54cec9b0622b2a21e921e1880b759646e6871d6d665c", 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 1.24s
[INFO] running `Command { std: "docker" "inspect" "d6fe855ff6e1ce23ff2f54cec9b0622b2a21e921e1880b759646e6871d6d665c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fe855ff6e1ce23ff2f54cec9b0622b2a21e921e1880b759646e6871d6d665c", kill_on_drop: false }`
[INFO] [stdout] d6fe855ff6e1ce23ff2f54cec9b0622b2a21e921e1880b759646e6871d6d665c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d4deed3206b2e03ae0d9d17d48853a8245d9065dd8379a5a4d64cf2a87f71bf
[INFO] running `Command { std: "docker" "start" "-a" "1d4deed3206b2e03ae0d9d17d48853a8245d9065dd8379a5a4d64cf2a87f71bf", 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 0.34s
[INFO] running `Command { std: "docker" "inspect" "1d4deed3206b2e03ae0d9d17d48853a8245d9065dd8379a5a4d64cf2a87f71bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4deed3206b2e03ae0d9d17d48853a8245d9065dd8379a5a4d64cf2a87f71bf", kill_on_drop: false }`
[INFO] [stdout] 1d4deed3206b2e03ae0d9d17d48853a8245d9065dd8379a5a4d64cf2a87f71bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9a3736e41cc2be5a665b720fdeaa3dd827e566afe18d1c7307bbe7ff6fcd13f
[INFO] running `Command { std: "docker" "start" "-a" "f9a3736e41cc2be5a665b720fdeaa3dd827e566afe18d1c7307bbe7ff6fcd13f", 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+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - RcBox<dynAny+Send+Sync+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - ArcBox<dynAny+Send+Sync+'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+'static>::downcast (line 703) ... ok
[INFO] [stdout] test src/lib.rs - RcBox<dynAny+Send+'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 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9a3736e41cc2be5a665b720fdeaa3dd827e566afe18d1c7307bbe7ff6fcd13f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a3736e41cc2be5a665b720fdeaa3dd827e566afe18d1c7307bbe7ff6fcd13f", kill_on_drop: false }`
[INFO] [stdout] f9a3736e41cc2be5a665b720fdeaa3dd827e566afe18d1c7307bbe7ff6fcd13f