[INFO] cloning repository https://github.com/JuanTorres93/stencil-filler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JuanTorres93/stencil-filler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanTorres93%2Fstencil-filler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanTorres93%2Fstencil-filler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7e44827423ec775b4f4bb44727f063b32e9662a
[INFO] testing JuanTorres93/stencil-filler against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuanTorres93%2Fstencil-filler" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JuanTorres93/stencil-filler 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 git repo https://github.com/JuanTorres93/stencil-filler
[INFO] finished tweaking git repo https://github.com/JuanTorres93/stencil-filler
[INFO] tweaked toml for git repo https://github.com/JuanTorres93/stencil-filler written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/JuanTorres93/stencil-filler 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] fa92a480b8ab8f4af0a5253a404ea76bb290910ed3f8fba4879904eba1b71c61
[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" "fa92a480b8ab8f4af0a5253a404ea76bb290910ed3f8fba4879904eba1b71c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa92a480b8ab8f4af0a5253a404ea76bb290910ed3f8fba4879904eba1b71c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa92a480b8ab8f4af0a5253a404ea76bb290910ed3f8fba4879904eba1b71c61", kill_on_drop: false }`
[INFO] [stdout] fa92a480b8ab8f4af0a5253a404ea76bb290910ed3f8fba4879904eba1b71c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f15a7cbf373014ac719fde53c58fa68b0e128898ad28f99d59ffa4ddefa81d99
[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" "f15a7cbf373014ac719fde53c58fa68b0e128898ad28f99d59ffa4ddefa81d99", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling stencil-filler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `create_directory`
[INFO] [stdout]   --> src/file_system.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn create_directory(dirname: &String) -> Result<(), String>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `path_exists`
[INFO] [stdout]   --> src/file_system.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn path_exists(path: &String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.76s
[INFO] running `Command { std: "docker" "inspect" "f15a7cbf373014ac719fde53c58fa68b0e128898ad28f99d59ffa4ddefa81d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f15a7cbf373014ac719fde53c58fa68b0e128898ad28f99d59ffa4ddefa81d99", kill_on_drop: false }`
[INFO] [stdout] f15a7cbf373014ac719fde53c58fa68b0e128898ad28f99d59ffa4ddefa81d99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9aef0076bb4896cf9f2ea943accf65d8f0cc4daa1fa91da5b5b3a897b0a42fef
[INFO] running `Command { std: "docker" "start" "-a" "9aef0076bb4896cf9f2ea943accf65d8f0cc4daa1fa91da5b5b3a897b0a42fef", kill_on_drop: false }`
[INFO] [stderr]    Compiling stencil-filler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `create_directory`
[INFO] [stdout]   --> src/file_system.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn create_directory(dirname: &String) -> Result<(), String>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `path_exists`
[INFO] [stdout]   --> src/file_system.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn path_exists(path: &String) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "9aef0076bb4896cf9f2ea943accf65d8f0cc4daa1fa91da5b5b3a897b0a42fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aef0076bb4896cf9f2ea943accf65d8f0cc4daa1fa91da5b5b3a897b0a42fef", kill_on_drop: false }`
[INFO] [stdout] 9aef0076bb4896cf9f2ea943accf65d8f0cc4daa1fa91da5b5b3a897b0a42fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3b29258cd43e488f602aaca54d815a8bc11e2573ce566b297e6ea2c4e408ad6b
[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" "3b29258cd43e488f602aaca54d815a8bc11e2573ce566b297e6ea2c4e408ad6b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `create_directory`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/file_system.rs:36:8
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 36 | pub fn create_directory(dirname: &String) -> Result<(), String>{
[INFO] [stdout] 
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `path_exists`
[INFO] [stderr]   --> src/file_system.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn path_exists(path: &String) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stencil_filler-5aba87da8c01ead2
[INFO] running `Command { std: "docker" "inspect" "3b29258cd43e488f602aaca54d815a8bc11e2573ce566b297e6ea2c4e408ad6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b29258cd43e488f602aaca54d815a8bc11e2573ce566b297e6ea2c4e408ad6b", kill_on_drop: false }`
[INFO] [stdout] 3b29258cd43e488f602aaca54d815a8bc11e2573ce566b297e6ea2c4e408ad6b