[INFO] fetching crate downcast-trait 0.1.0...
[INFO] testing downcast-trait-0.1.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate downcast-trait 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate downcast-trait 0.1.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate downcast-trait 0.1.0
[INFO] finished tweaking crates.io crate downcast-trait 0.1.0
[INFO] tweaked toml for crates.io crate downcast-trait 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a024dc61e733ad03c77f32e24781389e27fd562341626cb8f3daabb038ed4126
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a024dc61e733ad03c77f32e24781389e27fd562341626cb8f3daabb038ed4126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a024dc61e733ad03c77f32e24781389e27fd562341626cb8f3daabb038ed4126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a024dc61e733ad03c77f32e24781389e27fd562341626cb8f3daabb038ed4126", kill_on_drop: false }`
[INFO] [stdout] a024dc61e733ad03c77f32e24781389e27fd562341626cb8f3daabb038ed4126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d3e310d5c6dbb97c4d1566b907db07f75639fa7ad895a740838d06c55c90b5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "03d3e310d5c6dbb97c4d1566b907db07f75639fa7ad895a740838d06c55c90b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling downcast-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "03d3e310d5c6dbb97c4d1566b907db07f75639fa7ad895a740838d06c55c90b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d3e310d5c6dbb97c4d1566b907db07f75639fa7ad895a740838d06c55c90b5", kill_on_drop: false }`
[INFO] [stdout] 03d3e310d5c6dbb97c4d1566b907db07f75639fa7ad895a740838d06c55c90b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab2379b4c63cb5f2bfd710c0e4175aaa56ff8b4b22edc9c2a88a652d8ae99d20
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ab2379b4c63cb5f2bfd710c0e4175aaa56ff8b4b22edc9c2a88a652d8ae99d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling downcast-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "ab2379b4c63cb5f2bfd710c0e4175aaa56ff8b4b22edc9c2a88a652d8ae99d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2379b4c63cb5f2bfd710c0e4175aaa56ff8b4b22edc9c2a88a652d8ae99d20", kill_on_drop: false }`
[INFO] [stdout] ab2379b4c63cb5f2bfd710c0e4175aaa56ff8b4b22edc9c2a88a652d8ae99d20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8ba6c4858a4e06e0b3277b1701f8baea8d137379fa63f99e3a2f04d4e0d6e01
[INFO] running `Command { std: "docker" "start" "-a" "f8ba6c4858a4e06e0b3277b1701f8baea8d137379fa63f99e3a2f04d4e0d6e01", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/downcast_trait-1dd32d3f5c780326
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::exploration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests downcast-trait
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - DowncastTrait (line 63) ... ignored
[INFO] [stdout] test src/lib.rs - downcast_trait (line 82) ... ignored
[INFO] [stdout] test src/lib.rs - downcast_trait_impl_convert_to (line 124) ... ignored
[INFO] [stdout] test src/lib.rs - downcast_trait_mut (line 103) ... ignored
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8ba6c4858a4e06e0b3277b1701f8baea8d137379fa63f99e3a2f04d4e0d6e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ba6c4858a4e06e0b3277b1701f8baea8d137379fa63f99e3a2f04d4e0d6e01", kill_on_drop: false }`
[INFO] [stdout] f8ba6c4858a4e06e0b3277b1701f8baea8d137379fa63f99e3a2f04d4e0d6e01