[INFO] cloning repository https://github.com/nuew/margen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nuew/margen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuew%2Fmargen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuew%2Fmargen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c19ecf0f75d01b6fd67e71d87d11cffefcac93cd
[INFO] checking nuew/margen against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnuew%2Fmargen" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nuew/margen on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nuew/margen
[INFO] finished tweaking git repo https://github.com/nuew/margen
[INFO] tweaked toml for git repo https://github.com/nuew/margen written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/nuew/margen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", 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] 4d02231c231d4656d3a25341831282779906d8dd00191f6122a944da6aeb399b
[INFO] running `Command { std: "docker" "start" "-a" "4d02231c231d4656d3a25341831282779906d8dd00191f6122a944da6aeb399b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d02231c231d4656d3a25341831282779906d8dd00191f6122a944da6aeb399b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d02231c231d4656d3a25341831282779906d8dd00191f6122a944da6aeb399b", kill_on_drop: false }`
[INFO] [stdout] 4d02231c231d4656d3a25341831282779906d8dd00191f6122a944da6aeb399b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--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] 102c9f8847b680bc6404266f43f73d4c5780755e6617bcf572d2eb77333c150a
[INFO] running `Command { std: "docker" "start" "-a" "102c9f8847b680bc6404266f43f73d4c5780755e6617bcf572d2eb77333c150a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]     Checking rustc-serialize v0.3.21
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking num_cpus v1.1.0
[INFO] [stderr]     Checking gif v0.9.0
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]    Compiling lua52-sys v0.0.4
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking enum_primitive v0.1.0
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking rayon v0.5.0
[INFO] [stderr]     Checking flate2 v0.2.14
[INFO] [stderr]     Checking jpeg-decoder v0.1.8
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]     Checking image v0.10.3
[INFO] [stderr]     Checking hlua v0.1.9
[INFO] [stderr]     Checking margen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/generator.rs:90:47
[INFO] [stdout]    |
[INFO] [stdout] 90 |           LuaError::ReadError(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/generator.rs:90:47
[INFO] [stdout]    |
[INFO] [stdout] 90 |           LuaError::ReadError(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 23.24s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "102c9f8847b680bc6404266f43f73d4c5780755e6617bcf572d2eb77333c150a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102c9f8847b680bc6404266f43f73d4c5780755e6617bcf572d2eb77333c150a", kill_on_drop: false }`
[INFO] [stdout] 102c9f8847b680bc6404266f43f73d4c5780755e6617bcf572d2eb77333c150a