[INFO] cloning repository https://github.com/stereoknife/nbt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stereoknife/nbt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstereoknife%2Fnbt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstereoknife%2Fnbt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c25d0608f83e6c0529bfe405e826eeebe688b0c4
[INFO] checking stereoknife/nbt against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstereoknife%2Fnbt" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stereoknife/nbt on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stereoknife/nbt
[INFO] finished tweaking git repo https://github.com/stereoknife/nbt
[INFO] tweaked toml for git repo https://github.com/stereoknife/nbt written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/stereoknife/nbt 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking stereoknife/nbt against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstereoknife%2Fnbt" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stereoknife/nbt on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stereoknife/nbt
[INFO] finished tweaking git repo https://github.com/stereoknife/nbt
[INFO] tweaked toml for git repo https://github.com/stereoknife/nbt written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/stereoknife/nbt 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--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]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking stereoknife/nbt against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstereoknife%2Fnbt" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stereoknife/nbt on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stereoknife/nbt
[INFO] finished tweaking git repo https://github.com/stereoknife/nbt
[INFO] tweaked toml for git repo https://github.com/stereoknife/nbt written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/stereoknife/nbt 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compress v0.2.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 165a4f4f827bda5c61db50ad3eb4cedf19d59197c0e002a63d355ff9fa8468a5
[INFO] running `Command { std: "docker" "start" "-a" "165a4f4f827bda5c61db50ad3eb4cedf19d59197c0e002a63d355ff9fa8468a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "165a4f4f827bda5c61db50ad3eb4cedf19d59197c0e002a63d355ff9fa8468a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "165a4f4f827bda5c61db50ad3eb4cedf19d59197c0e002a63d355ff9fa8468a5", kill_on_drop: false }`
[INFO] [stdout] 165a4f4f827bda5c61db50ad3eb4cedf19d59197c0e002a63d355ff9fa8468a5
[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 -Dnon_local_definitions" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4beda9854d5b4727376c865198d11f7cbcda921411be5a6754cbe03f47c26a5
[INFO] running `Command { std: "docker" "start" "-a" "b4beda9854d5b4727376c865198d11f7cbcda921411be5a6754cbe03f47c26a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking compress v0.2.1
[INFO] [stderr]     Checking nbt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static `BYTE_TAG` is never used
[INFO] [stdout]  --> src/parser/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     static BYTE_TAG: &[u8] = &[
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SHORT_TAG` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     static SHORT_TAG: &[u8] = &[
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INT_TAG` is never used
[INFO] [stdout]   --> src/parser/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     static INT_TAG: &[u8] = &[
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LONG_TAG` is never used
[INFO] [stdout]   --> src/parser/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     static LONG_TAG: &[u8] = &[
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `BYTE_TAG` is never used
[INFO] [stdout]  --> src/parser/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     static BYTE_TAG: &[u8] = &[
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `SHORT_TAG` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     static SHORT_TAG: &[u8] = &[
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INT_TAG` is never used
[INFO] [stdout]   --> src/parser/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     static INT_TAG: &[u8] = &[
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `LONG_TAG` is never used
[INFO] [stdout]   --> src/parser/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     static LONG_TAG: &[u8] = &[
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `s` should have an upper case name
[INFO] [stdout]   --> src/parser/raw.rs:61:11
[INFO] [stdout]    |
[INFO] [stdout] 61 |     const s: [u8; 24] = [0x40, 0x09, 0x21, 0xff,
[INFO] [stdout]    |           ^ help: convert the identifier to upper case (notice the capitalization): `S`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LIST` should have a snake case name
[INFO] [stdout]    --> src/parser/payload.rs:507:13
[INFO] [stdout]     |
[INFO] [stdout] 507 |         let LIST: &[u8] = &[
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `list`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "b4beda9854d5b4727376c865198d11f7cbcda921411be5a6754cbe03f47c26a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4beda9854d5b4727376c865198d11f7cbcda921411be5a6754cbe03f47c26a5", kill_on_drop: false }`
[INFO] [stdout] b4beda9854d5b4727376c865198d11f7cbcda921411be5a6754cbe03f47c26a5