[INFO] fetching crate nbted 1.5.0...
[INFO] testing nbted-1.5.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate nbted 1.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nbted 1.5.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nbted 1.5.0
[INFO] finished tweaking crates.io crate nbted 1.5.0
[INFO] tweaked toml for crates.io crate nbted 1.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b1ff366a1620407c6eba9d913f13c895fdd2dfd274966f13126fd75cc45b7ef
[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" "9b1ff366a1620407c6eba9d913f13c895fdd2dfd274966f13126fd75cc45b7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b1ff366a1620407c6eba9d913f13c895fdd2dfd274966f13126fd75cc45b7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1ff366a1620407c6eba9d913f13c895fdd2dfd274966f13126fd75cc45b7ef", kill_on_drop: false }`
[INFO] [stdout] 9b1ff366a1620407c6eba9d913f13c895fdd2dfd274966f13126fd75cc45b7ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e6b95822263f7fb1a1c25ac3a297d71c8e97e35b153deb9b2b3a617ac012d35
[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" "2e6b95822263f7fb1a1c25ac3a297d71c8e97e35b153deb9b2b3a617ac012d35", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling nbted v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         (!(is_reverse || is_print))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.74s
[INFO] running `Command { std: "docker" "inspect" "2e6b95822263f7fb1a1c25ac3a297d71c8e97e35b153deb9b2b3a617ac012d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6b95822263f7fb1a1c25ac3a297d71c8e97e35b153deb9b2b3a617ac012d35", kill_on_drop: false }`
[INFO] [stdout] 2e6b95822263f7fb1a1c25ac3a297d71c8e97e35b153deb9b2b3a617ac012d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39d492a0be212868eeed892dbcdbdedf9424371184b18b5040aa361560695883
[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" "39d492a0be212868eeed892dbcdbdedf9424371184b18b5040aa361560695883", kill_on_drop: false }`
[INFO] [stderr]    Compiling nbted v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         (!(is_reverse || is_print))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "39d492a0be212868eeed892dbcdbdedf9424371184b18b5040aa361560695883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d492a0be212868eeed892dbcdbdedf9424371184b18b5040aa361560695883", kill_on_drop: false }`
[INFO] [stdout] 39d492a0be212868eeed892dbcdbdedf9424371184b18b5040aa361560695883
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 6f23a1b3e4210cd01cd5ee198d0444ecb2b0315cf72c46b7182e9557c45db543
[INFO] running `Command { std: "docker" "start" "-a" "6f23a1b3e4210cd01cd5ee198d0444ecb2b0315cf72c46b7182e9557c45db543", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stdout] running 7 tests
[INFO] [stderr]    --> src/main.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |         (!(is_reverse || is_print))
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nbted-5ceb670fedfaaa29
[INFO] [stdout] test tests::hello_world_loop ... ok
[INFO] [stdout] test tests::compression_read ... ok
[INFO] [stdout] test tests::custom_loop ... ok
[INFO] [stdout] test tests::compression_write ... ok
[INFO] [stdout] test tests::bigtest_uncompressed_loop ... ok
[INFO] [stdout] test tests::bigtest_original ... ok
[INFO] [stdout] test tests::player_file_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f23a1b3e4210cd01cd5ee198d0444ecb2b0315cf72c46b7182e9557c45db543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f23a1b3e4210cd01cd5ee198d0444ecb2b0315cf72c46b7182e9557c45db543", kill_on_drop: false }`
[INFO] [stdout] 6f23a1b3e4210cd01cd5ee198d0444ecb2b0315cf72c46b7182e9557c45db543