[INFO] fetching crate object-chain 0.1.3...
[INFO] testing object-chain-0.1.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate object-chain 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate object-chain 0.1.3
[INFO] finished tweaking crates.io crate object-chain 0.1.3
[INFO] tweaked toml for crates.io crate object-chain 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate object-chain 0.1.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36d3d328fc3d8c1898084097e55a3e2022227d2e6fe384bc538b9af9041c8148
[INFO] running `Command { std: "docker" "start" "-a" "36d3d328fc3d8c1898084097e55a3e2022227d2e6fe384bc538b9af9041c8148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36d3d328fc3d8c1898084097e55a3e2022227d2e6fe384bc538b9af9041c8148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36d3d328fc3d8c1898084097e55a3e2022227d2e6fe384bc538b9af9041c8148", kill_on_drop: false }`
[INFO] [stdout] 36d3d328fc3d8c1898084097e55a3e2022227d2e6fe384bc538b9af9041c8148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 583537cfe015602a52c646b0d19f40dac4f290b5b36d0003efca2f6e104a417a
[INFO] running `Command { std: "docker" "start" "-a" "583537cfe015602a52c646b0d19f40dac4f290b5b36d0003efca2f6e104a417a", kill_on_drop: false }`
[INFO] [stderr]    Compiling object-chain v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "583537cfe015602a52c646b0d19f40dac4f290b5b36d0003efca2f6e104a417a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "583537cfe015602a52c646b0d19f40dac4f290b5b36d0003efca2f6e104a417a", kill_on_drop: false }`
[INFO] [stdout] 583537cfe015602a52c646b0d19f40dac4f290b5b36d0003efca2f6e104a417a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65f6f3615d13b4b2a0001817e0712f6ec92ed2e3581b17471b48a4a701b897fa
[INFO] running `Command { std: "docker" "start" "-a" "65f6f3615d13b4b2a0001817e0712f6ec92ed2e3581b17471b48a4a701b897fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling object-chain v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "65f6f3615d13b4b2a0001817e0712f6ec92ed2e3581b17471b48a4a701b897fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f6f3615d13b4b2a0001817e0712f6ec92ed2e3581b17471b48a4a701b897fa", kill_on_drop: false }`
[INFO] [stdout] 65f6f3615d13b4b2a0001817e0712f6ec92ed2e3581b17471b48a4a701b897fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5edc14b200fb129a838d1bbb3c7d24ba8916b665b27541d822d55296ef8e18f6
[INFO] running `Command { std: "docker" "start" "-a" "5edc14b200fb129a838d1bbb3c7d24ba8916b665b27541d822d55296ef8e18f6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/object_chain-c6e7432b661dfdfa)
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests object_chain
[INFO] [stdout] test test::test_count ... ok
[INFO] [stdout] test test::test_accessing_elements_with_common_interface ... ok
[INFO] [stdout] test test::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - chain (line 158) ... ok
[INFO] [stdout] test src/lib.rs - chain (line 168) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5edc14b200fb129a838d1bbb3c7d24ba8916b665b27541d822d55296ef8e18f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5edc14b200fb129a838d1bbb3c7d24ba8916b665b27541d822d55296ef8e18f6", kill_on_drop: false }`
[INFO] [stdout] 5edc14b200fb129a838d1bbb3c7d24ba8916b665b27541d822d55296ef8e18f6