[INFO] fetching crate fastnbt-tools 0.14.0...
[INFO] testing fastnbt-tools-0.14.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fastnbt-tools 0.14.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fastnbt-tools 0.14.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fastnbt-tools 0.14.0
[INFO] finished tweaking crates.io crate fastnbt-tools 0.14.0
[INFO] tweaked toml for crates.io crate fastnbt-tools 0.14.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate fastnbt-tools 0.14.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fastnbt v0.14.0
[INFO] [stderr]   Downloaded fastanvil v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] c57e068c7531e15bc551ab410715b6f0f2570199731fd914a60146a40fd3f22f
[INFO] running `Command { std: "docker" "start" "-a" "c57e068c7531e15bc551ab410715b6f0f2570199731fd914a60146a40fd3f22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c57e068c7531e15bc551ab410715b6f0f2570199731fd914a60146a40fd3f22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57e068c7531e15bc551ab410715b6f0f2570199731fd914a60146a40fd3f22f", kill_on_drop: false }`
[INFO] [stdout] c57e068c7531e15bc551ab410715b6f0f2570199731fd914a60146a40fd3f22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e715583e7ea0027e3ccff0f32f868b53e0cfbab18384f40640bc1e1240052e9
[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" "4e715583e7ea0027e3ccff0f32f868b53e0cfbab18384f40640bc1e1240052e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling tiff v0.6.0
[INFO] [stderr]    Compiling image v0.23.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling fastnbt v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling num_enum v0.5.1
[INFO] [stderr]    Compiling fastanvil v0.14.0
[INFO] [stderr]    Compiling fastnbt-tools v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "4e715583e7ea0027e3ccff0f32f868b53e0cfbab18384f40640bc1e1240052e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e715583e7ea0027e3ccff0f32f868b53e0cfbab18384f40640bc1e1240052e9", kill_on_drop: false }`
[INFO] [stdout] 4e715583e7ea0027e3ccff0f32f868b53e0cfbab18384f40640bc1e1240052e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d0dd10ed4570bc4e8b4f67e1d7951aaa7d9aff379ce1e17c6bf0f63c6944928
[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" "8d0dd10ed4570bc4e8b4f67e1d7951aaa7d9aff379ce1e17c6bf0f63c6944928", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastnbt-tools v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "8d0dd10ed4570bc4e8b4f67e1d7951aaa7d9aff379ce1e17c6bf0f63c6944928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0dd10ed4570bc4e8b4f67e1d7951aaa7d9aff379ce1e17c6bf0f63c6944928", kill_on_drop: false }`
[INFO] [stdout] 8d0dd10ed4570bc4e8b4f67e1d7951aaa7d9aff379ce1e17c6bf0f63c6944928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bb3f65da13f6be6abdcfd7541698b20c0ccd31617d7d28f5f0179a0358e2c6c
[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" "0bb3f65da13f6be6abdcfd7541698b20c0ccd31617d7d28f5f0179a0358e2c6c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/anvil-0d0edab7192eef77
[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]      Running /opt/rustwide/target/debug/deps/anvil_palette-20fd1bdd22b45a0f
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chunk_dump-1b446a40d7647204
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flatten_model-888a8918bb17bba8
[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] [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] [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]      Running /opt/rustwide/target/debug/deps/nbt_dump-ea54051e654d3e91
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/region_dump-fb2d3785e2192ca4
[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] [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] running `Command { std: "docker" "inspect" "0bb3f65da13f6be6abdcfd7541698b20c0ccd31617d7d28f5f0179a0358e2c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb3f65da13f6be6abdcfd7541698b20c0ccd31617d7d28f5f0179a0358e2c6c", kill_on_drop: false }`
[INFO] [stdout] 0bb3f65da13f6be6abdcfd7541698b20c0ccd31617d7d28f5f0179a0358e2c6c