[INFO] cloning repository https://github.com/vksmgr/Algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vksmgr/Algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvksmgr%2FAlgorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvksmgr%2FAlgorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5f26ee34286caf9a61c246ba494c25154f7b5b1
[INFO] testing vksmgr/Algorithms against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvksmgr%2FAlgorithms" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vksmgr/Algorithms on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vksmgr/Algorithms
[INFO] finished tweaking git repo https://github.com/vksmgr/Algorithms
[INFO] tweaked toml for git repo https://github.com/vksmgr/Algorithms written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/vksmgr/Algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51bc7f6e2fd7d9bd12a4a40f911161a1425207ab3d9537afdf1a7c23dc8c31a7
[INFO] running `Command { std: "docker" "start" "-a" "51bc7f6e2fd7d9bd12a4a40f911161a1425207ab3d9537afdf1a7c23dc8c31a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51bc7f6e2fd7d9bd12a4a40f911161a1425207ab3d9537afdf1a7c23dc8c31a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51bc7f6e2fd7d9bd12a4a40f911161a1425207ab3d9537afdf1a7c23dc8c31a7", kill_on_drop: false }`
[INFO] [stdout] 51bc7f6e2fd7d9bd12a4a40f911161a1425207ab3d9537afdf1a7c23dc8c31a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35fe0b268ec4aaafd0581f028bc38d5e8841049a82b64328b16761a78347b151
[INFO] running `Command { std: "docker" "start" "-a" "35fe0b268ec4aaafd0581f028bc38d5e8841049a82b64328b16761a78347b151", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  |   ///this will include c functions
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | / extern {
[INFO] [stdout] 9  | |     fn run() -> libc::c_int;
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.84s
[INFO] running `Command { std: "docker" "inspect" "35fe0b268ec4aaafd0581f028bc38d5e8841049a82b64328b16761a78347b151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35fe0b268ec4aaafd0581f028bc38d5e8841049a82b64328b16761a78347b151", kill_on_drop: false }`
[INFO] [stdout] 35fe0b268ec4aaafd0581f028bc38d5e8841049a82b64328b16761a78347b151
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a405e5f8b7c13e87b3555e9da2624c05a76928d450eceebd61ec7495b58c0f0d
[INFO] running `Command { std: "docker" "start" "-a" "a405e5f8b7c13e87b3555e9da2624c05a76928d450eceebd61ec7495b58c0f0d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  |   ///this will include c functions
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 8  | / extern {
[INFO] [stdout] 9  | |     fn run() -> libc::c_int;
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- rustdoc does not generate documentation for extern block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.90s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/algorithm-b05c936c7e348a62)
[INFO] running `Command { std: "docker" "inspect" "a405e5f8b7c13e87b3555e9da2624c05a76928d450eceebd61ec7495b58c0f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a405e5f8b7c13e87b3555e9da2624c05a76928d450eceebd61ec7495b58c0f0d", kill_on_drop: false }`
[INFO] [stdout] a405e5f8b7c13e87b3555e9da2624c05a76928d450eceebd61ec7495b58c0f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7feea8b480ef04c154ec30651a6fda40989196febfecca01504269522f0dc5ff
[INFO] running `Command { std: "docker" "start" "-a" "7feea8b480ef04c154ec30651a6fda40989196febfecca01504269522f0dc5ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  |   ///this will include c functions
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 8  | / extern {
[INFO] [stderr] 9  | |     fn run() -> libc::c_int;
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for extern block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: `algorithm` (bin "algorithm" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/algorithm-b05c936c7e348a62)
[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" "7feea8b480ef04c154ec30651a6fda40989196febfecca01504269522f0dc5ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7feea8b480ef04c154ec30651a6fda40989196febfecca01504269522f0dc5ff", kill_on_drop: false }`
[INFO] [stdout] 7feea8b480ef04c154ec30651a6fda40989196febfecca01504269522f0dc5ff