[INFO] cloning repository https://github.com/Tarbetu/tararchiever-rb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tarbetu/tararchiever-rb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarbetu%2Ftararchiever-rb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarbetu%2Ftararchiever-rb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93e077853b43e198d714aa0028b5a4583d5008e9
[INFO] checking Tarbetu/tararchiever-rb against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarbetu%2Ftararchiever-rb" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tarbetu/tararchiever-rb on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tarbetu/tararchiever-rb
[INFO] finished tweaking git repo https://github.com/Tarbetu/tararchiever-rb
[INFO] tweaked toml for git repo https://github.com/Tarbetu/tararchiever-rb written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Tarbetu/tararchiever-rb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cb96db90443357f2b4ed3a4a012f7cd0b418d8f7f0b23e80c59a706d5695b92
[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" "8cb96db90443357f2b4ed3a4a012f7cd0b418d8f7f0b23e80c59a706d5695b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cb96db90443357f2b4ed3a4a012f7cd0b418d8f7f0b23e80c59a706d5695b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb96db90443357f2b4ed3a4a012f7cd0b418d8f7f0b23e80c59a706d5695b92", kill_on_drop: false }`
[INFO] [stdout] 8cb96db90443357f2b4ed3a4a012f7cd0b418d8f7f0b23e80c59a706d5695b92
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1aee74894bbb2284ca5c24cb52ee040ca6216fc3b9a5405b99743528b54bc67b
[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" "1aee74894bbb2284ca5c24cb52ee040ca6216fc3b9a5405b99743528b54bc67b", 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]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling rutie v0.8.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]     Checking tar_archiever v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rtself`
[INFO] [stdout]   --> src/ruby_binding.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     rtself,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rtself`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rtself`
[INFO] [stdout]   --> src/ruby_binding.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     rtself,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rtself`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rtself`
[INFO] [stdout]   --> src/ruby_binding.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     rtself,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rtself`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rtself`
[INFO] [stdout]   --> src/ruby_binding.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     rtself,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rtself`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnreachableTarget`
[INFO] [stdout]  --> src/error.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 |    UnreachableTarget,
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SourceDoesNotExists`
[INFO] [stdout]  --> src/error.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 |    SourceDoesNotExists,
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_by_string`
[INFO] [stdout]   --> src/error.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new_by_string(symbol: &str) -> ErrorKind {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnreachableTarget`
[INFO] [stdout]  --> src/error.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 |    UnreachableTarget,
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SourceDoesNotExists`
[INFO] [stdout]  --> src/error.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 |    SourceDoesNotExists,
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_by_string`
[INFO] [stdout]   --> src/error.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new_by_string(symbol: &str) -> ErrorKind {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.08s
[INFO] running `Command { std: "docker" "inspect" "1aee74894bbb2284ca5c24cb52ee040ca6216fc3b9a5405b99743528b54bc67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aee74894bbb2284ca5c24cb52ee040ca6216fc3b9a5405b99743528b54bc67b", kill_on_drop: false }`
[INFO] [stdout] 1aee74894bbb2284ca5c24cb52ee040ca6216fc3b9a5405b99743528b54bc67b