[INFO] cloning repository https://github.com/edkins/staticif
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edkins/staticif" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkins%2Fstaticif", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkins%2Fstaticif'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78719960ca7678f943e090c624a4de713c76bd14
[INFO] testing edkins/staticif against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedkins%2Fstaticif" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edkins/staticif on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/edkins/staticif
[INFO] finished tweaking git repo https://github.com/edkins/staticif
[INFO] tweaked toml for git repo https://github.com/edkins/staticif written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/edkins/staticif already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11c28221bdbd899ac8e6c11114b2a9a0b1f438d070bc8d3ef4e81220e0e21201
[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" "11c28221bdbd899ac8e6c11114b2a9a0b1f438d070bc8d3ef4e81220e0e21201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11c28221bdbd899ac8e6c11114b2a9a0b1f438d070bc8d3ef4e81220e0e21201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c28221bdbd899ac8e6c11114b2a9a0b1f438d070bc8d3ef4e81220e0e21201", kill_on_drop: false }`
[INFO] [stdout] 11c28221bdbd899ac8e6c11114b2a9a0b1f438d070bc8d3ef4e81220e0e21201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6224d24b06aa1a1ef893379c5ab456c6422550bad60bf43eb92637f71ec05f53
[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" "6224d24b06aa1a1ef893379c5ab456c6422550bad60bf43eb92637f71ec05f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling static_assertions v0.3.3
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling stderrlog v0.4.1
[INFO] [stderr]    Compiling staticif v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `module`
[INFO] [stdout]   --> src/check.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn check(module: &Module) -> Result<(),Error> {
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Struct`
[INFO] [stdout]  --> src/check.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Struct(Vec<Field>)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.59s
[INFO] running `Command { std: "docker" "inspect" "6224d24b06aa1a1ef893379c5ab456c6422550bad60bf43eb92637f71ec05f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6224d24b06aa1a1ef893379c5ab456c6422550bad60bf43eb92637f71ec05f53", kill_on_drop: false }`
[INFO] [stdout] 6224d24b06aa1a1ef893379c5ab456c6422550bad60bf43eb92637f71ec05f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e80217741ec144ef6de8c2589e310cc2a7960e1c418631da70651ee61fe6cf9e
[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" "e80217741ec144ef6de8c2589e310cc2a7960e1c418631da70651ee61fe6cf9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling staticif v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `module`
[INFO] [stdout]   --> src/check.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn check(module: &Module) -> Result<(),Error> {
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Struct`
[INFO] [stdout]  --> src/check.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Struct(Vec<Field>)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "e80217741ec144ef6de8c2589e310cc2a7960e1c418631da70651ee61fe6cf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80217741ec144ef6de8c2589e310cc2a7960e1c418631da70651ee61fe6cf9e", kill_on_drop: false }`
[INFO] [stdout] e80217741ec144ef6de8c2589e310cc2a7960e1c418631da70651ee61fe6cf9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", 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] e027fa1110c32f50d9f9f555a7a62126e55082b1352d3bb5b652d9039fd1a0fc
[INFO] running `Command { std: "docker" "start" "-a" "e027fa1110c32f50d9f9f555a7a62126e55082b1352d3bb5b652d9039fd1a0fc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `module`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/check.rs:23:14
[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] 23 | pub fn check(module: &Module) -> Result<(),Error> {
[INFO] [stdout] 
[INFO] [stderr]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Struct`
[INFO] [stderr]  --> src/check.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Struct(Vec<Field>)
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/staticif-cc6b561d141b9418)
[INFO] running `Command { std: "docker" "inspect" "e027fa1110c32f50d9f9f555a7a62126e55082b1352d3bb5b652d9039fd1a0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e027fa1110c32f50d9f9f555a7a62126e55082b1352d3bb5b652d9039fd1a0fc", kill_on_drop: false }`
[INFO] [stdout] e027fa1110c32f50d9f9f555a7a62126e55082b1352d3bb5b652d9039fd1a0fc