[INFO] cloning repository https://github.com/ivanceras/rust-node-ffi-string
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivanceras/rust-node-ffi-string" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanceras%2Frust-node-ffi-string", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanceras%2Frust-node-ffi-string'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cb7e061c73600e7961cfdd8e78000ae574813c9
[INFO] testing ivanceras/rust-node-ffi-string against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanceras%2Frust-node-ffi-string" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivanceras/rust-node-ffi-string on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ivanceras/rust-node-ffi-string
[INFO] finished tweaking git repo https://github.com/ivanceras/rust-node-ffi-string
[INFO] tweaked toml for git repo https://github.com/ivanceras/rust-node-ffi-string written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/ivanceras/rust-node-ffi-string already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 983225fc09c778e2daab38e22f641e5d78312d0e468d3944c46d9ddf131d5f74
[INFO] running `Command { std: "docker" "start" "-a" "983225fc09c778e2daab38e22f641e5d78312d0e468d3944c46d9ddf131d5f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "983225fc09c778e2daab38e22f641e5d78312d0e468d3944c46d9ddf131d5f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983225fc09c778e2daab38e22f641e5d78312d0e468d3944c46d9ddf131d5f74", kill_on_drop: false }`
[INFO] [stdout] 983225fc09c778e2daab38e22f641e5d78312d0e468d3944c46d9ddf131d5f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f60bae8673a3087f443aba6528c7ce45757a92813d99bd366d974a1a97080cb0
[INFO] running `Command { std: "docker" "start" "-a" "f60bae8673a3087f443aba6528c7ce45757a92813d99bd366d974a1a97080cb0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.2
[INFO] [stderr]    Compiling stringtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `initialized` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | static mut initialized: bool = false;
[INFO] [stdout]   |            ^^^^^^^^^^^ help: convert the identifier to upper case: `INITIALIZED`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` 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 2.19s
[INFO] running `Command { std: "docker" "inspect" "f60bae8673a3087f443aba6528c7ce45757a92813d99bd366d974a1a97080cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60bae8673a3087f443aba6528c7ce45757a92813d99bd366d974a1a97080cb0", kill_on_drop: false }`
[INFO] [stdout] f60bae8673a3087f443aba6528c7ce45757a92813d99bd366d974a1a97080cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b88bb21c174e15a7c952584309b7ae6d59d15f242f22160139d6539c27ef1c76
[INFO] running `Command { std: "docker" "start" "-a" "b88bb21c174e15a7c952584309b7ae6d59d15f242f22160139d6539c27ef1c76", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `initialized` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | static mut initialized: bool = false;
[INFO] [stdout]   |            ^^^^^^^^^^^ help: convert the identifier to upper case: `INITIALIZED`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` 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 1.39s
[INFO] running `Command { std: "docker" "inspect" "b88bb21c174e15a7c952584309b7ae6d59d15f242f22160139d6539c27ef1c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b88bb21c174e15a7c952584309b7ae6d59d15f242f22160139d6539c27ef1c76", kill_on_drop: false }`
[INFO] [stdout] b88bb21c174e15a7c952584309b7ae6d59d15f242f22160139d6539c27ef1c76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f4aae686d148b66d24579645c283ceb25dbf1f89dcfc8aad18a0c0cfebb80ac
[INFO] running `Command { std: "docker" "start" "-a" "5f4aae686d148b66d24579645c283ceb25dbf1f89dcfc8aad18a0c0cfebb80ac", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: static variable `initialized` should have an upper case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/lib.rs:8:12
[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] 8 | static mut initialized: bool = false;
[INFO] [stdout] 
[INFO] [stderr]   |            ^^^^^^^^^^^ help: convert the identifier to upper case: `INITIALIZED`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stringtools` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stringtools-35587904a9824f4d)
[INFO] running `Command { std: "docker" "inspect" "5f4aae686d148b66d24579645c283ceb25dbf1f89dcfc8aad18a0c0cfebb80ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4aae686d148b66d24579645c283ceb25dbf1f89dcfc8aad18a0c0cfebb80ac", kill_on_drop: false }`
[INFO] [stdout] 5f4aae686d148b66d24579645c283ceb25dbf1f89dcfc8aad18a0c0cfebb80ac