[INFO] fetching crate stable-arena 0.2.0...
[INFO] testing stable-arena-0.2.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate stable-arena 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stable-arena 0.2.0
[INFO] finished tweaking crates.io crate stable-arena 0.2.0
[INFO] tweaked toml for crates.io crate stable-arena 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stable-arena 0.2.0 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 stable-arena 0.2.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 29564ed04869a302b2e1bbc85b9ea3b49973158d577558500c323b8c3f164420
[INFO] running `Command { std: "docker" "start" "-a" "29564ed04869a302b2e1bbc85b9ea3b49973158d577558500c323b8c3f164420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29564ed04869a302b2e1bbc85b9ea3b49973158d577558500c323b8c3f164420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29564ed04869a302b2e1bbc85b9ea3b49973158d577558500c323b8c3f164420", kill_on_drop: false }`
[INFO] [stdout] 29564ed04869a302b2e1bbc85b9ea3b49973158d577558500c323b8c3f164420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e70fd3aeba5419e003d2281c9a4b49e0c4c0071f2b2a531952dcfed4f7b28ad7
[INFO] running `Command { std: "docker" "start" "-a" "e70fd3aeba5419e003d2281c9a4b49e0c4c0071f2b2a531952dcfed4f7b28ad7", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling stable-arena v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "e70fd3aeba5419e003d2281c9a4b49e0c4c0071f2b2a531952dcfed4f7b28ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70fd3aeba5419e003d2281c9a4b49e0c4c0071f2b2a531952dcfed4f7b28ad7", kill_on_drop: false }`
[INFO] [stdout] e70fd3aeba5419e003d2281c9a4b49e0c4c0071f2b2a531952dcfed4f7b28ad7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d779bd8081311b9110e9a5befb03a8635609bcb57eb0795437d9c862ff305bd0
[INFO] running `Command { std: "docker" "start" "-a" "d779bd8081311b9110e9a5befb03a8635609bcb57eb0795437d9c862ff305bd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable-arena v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "d779bd8081311b9110e9a5befb03a8635609bcb57eb0795437d9c862ff305bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d779bd8081311b9110e9a5befb03a8635609bcb57eb0795437d9c862ff305bd0", kill_on_drop: false }`
[INFO] [stdout] d779bd8081311b9110e9a5befb03a8635609bcb57eb0795437d9c862ff305bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6a6281163922c8d5f2f5da79c2f99cf67c0ff98cff0aa1d742cd9fa6a658acc2
[INFO] running `Command { std: "docker" "start" "-a" "6a6281163922c8d5f2f5da79c2f99cf67c0ff98cff0aa1d742cd9fa6a658acc2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stable_arena-6fc5a8d9b8e25810)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::test_arena_alloc_nested ... ok
[INFO] [stdout] test tests::test_declare_arena ... ok
[INFO] [stdout] test tests::test_dropless_slice ... ok
[INFO] [stdout] test tests::test_dropless_str ... ok
[INFO] [stdout] test tests::test_dropless_with_reference ... ok
[INFO] [stdout] test tests::test_cycle ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_small_count ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_count ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_on_clear ... ok
[INFO] [stdout] test tests::test_unused ... ok
[INFO] [stdout] test tests::test_unused_dropless ... ok
[INFO] [stdout] test tests::test_typed_arena_clear ... ok
[INFO] [stdout] test tests::test_copy ... ok
[INFO] [stdout] test tests::test_typed_arena_zero_sized ... ok
[INFO] [stdout] test tests::test_noncopy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stable_arena
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - declare_arena (line 691) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6a6281163922c8d5f2f5da79c2f99cf67c0ff98cff0aa1d742cd9fa6a658acc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a6281163922c8d5f2f5da79c2f99cf67c0ff98cff0aa1d742cd9fa6a658acc2", kill_on_drop: false }`
[INFO] [stdout] 6a6281163922c8d5f2f5da79c2f99cf67c0ff98cff0aa1d742cd9fa6a658acc2