[INFO] fetching crate serde_nbt 0.1.1...
[INFO] testing serde_nbt-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate serde_nbt 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate serde_nbt 0.1.1
[INFO] finished tweaking crates.io crate serde_nbt 0.1.1
[INFO] tweaked toml for crates.io crate serde_nbt 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_nbt 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.12.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6a2a7153d09317d91ab290ea0eb1f04045f42460b65b97fab36734dfbb385ca
[INFO] running `Command { std: "docker" "start" "-a" "d6a2a7153d09317d91ab290ea0eb1f04045f42460b65b97fab36734dfbb385ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6a2a7153d09317d91ab290ea0eb1f04045f42460b65b97fab36734dfbb385ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a2a7153d09317d91ab290ea0eb1f04045f42460b65b97fab36734dfbb385ca", kill_on_drop: false }`
[INFO] [stdout] d6a2a7153d09317d91ab290ea0eb1f04045f42460b65b97fab36734dfbb385ca
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afc91a23da111fc10d02846fc64b83395e85cb1cbd2f477070675c5d9382d3eb
[INFO] running `Command { std: "docker" "start" "-a" "afc91a23da111fc10d02846fc64b83395e85cb1cbd2f477070675c5d9382d3eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_nbt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "afc91a23da111fc10d02846fc64b83395e85cb1cbd2f477070675c5d9382d3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc91a23da111fc10d02846fc64b83395e85cb1cbd2f477070675c5d9382d3eb", kill_on_drop: false }`
[INFO] [stdout] afc91a23da111fc10d02846fc64b83395e85cb1cbd2f477070675c5d9382d3eb
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44ec37e455aa9eff8990e8e3d5c45a3806aa5f0ba36269b4b815e2bf32d5d1a7
[INFO] running `Command { std: "docker" "start" "-a" "44ec37e455aa9eff8990e8e3d5c45a3806aa5f0ba36269b4b815e2bf32d5d1a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling serde_nbt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hematite-nbt v0.5.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "44ec37e455aa9eff8990e8e3d5c45a3806aa5f0ba36269b4b815e2bf32d5d1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ec37e455aa9eff8990e8e3d5c45a3806aa5f0ba36269b4b815e2bf32d5d1a7", kill_on_drop: false }`
[INFO] [stdout] 44ec37e455aa9eff8990e8e3d5c45a3806aa5f0ba36269b4b815e2bf32d5d1a7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3150801bcb0e1a0a7b996b915b8ab6987f76d12614cb8d53e91f93cf9bb9ea3
[INFO] running `Command { std: "docker" "start" "-a" "a3150801bcb0e1a0a7b996b915b8ab6987f76d12614cb8d53e91f93cf9bb9ea3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_nbt-db060127461f4221)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::round_trip_binary_struct ... ok
[INFO] [stdout] test tests::mismatched_array_element ... ok
[INFO] [stdout] test tests::to_hematite ... ok
[INFO] [stdout] test tests::value_to_struct ... ok
[INFO] [stdout] test tests::struct_to_value ... ok
[INFO] [stdout] test tests::value_from_json ... ok
[INFO] [stdout] test tests::round_trip_binary_value ... ok
[INFO] [stdout] test tests::root_requires_compound ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_nbt
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/array.rs - array::byte_array (line 109) ... ok
[INFO] [stdout] test src/array.rs - array::int_array (line 110) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/array.rs - array::long_array (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3150801bcb0e1a0a7b996b915b8ab6987f76d12614cb8d53e91f93cf9bb9ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3150801bcb0e1a0a7b996b915b8ab6987f76d12614cb8d53e91f93cf9bb9ea3", kill_on_drop: false }`
[INFO] [stdout] a3150801bcb0e1a0a7b996b915b8ab6987f76d12614cb8d53e91f93cf9bb9ea3