[INFO] updating cached repository https://github.com/jleahred/fsm_gen
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a23c9a6aa402a5e9db0a80de3f568cf382673545
[INFO] testing jleahred/fsm_gen against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjleahred%2Ffsm_gen" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jleahred/fsm_gen on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jleahred/fsm_gen
[INFO] finished tweaking git repo https://github.com/jleahred/fsm_gen
[INFO] tweaked toml for git repo https://github.com/jleahred/fsm_gen written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jleahred/fsm_gen already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 569205c2bac58dbc4d941e8d05c891c03c62172b82174fdf19927e17085fe2ed
[INFO] running `"docker" "start" "-a" "569205c2bac58dbc4d941e8d05c891c03c62172b82174fdf19927e17085fe2ed"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling peg-runtime v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling idata v0.1.0
[INFO] [stderr]    Compiling fomat-macros v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling peg-macros v0.6.0
[INFO] [stderr]    Compiling peg v0.6.0
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling fsm_gen v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]   --> src/file/dot.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn generate_file(ast: &crate::parser::Ast, orig_path: &PathBuf) -> Result<(), String> {
[INFO] [stderr]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.82s
[INFO] running `"docker" "inspect" "569205c2bac58dbc4d941e8d05c891c03c62172b82174fdf19927e17085fe2ed"`
[INFO] running `"docker" "rm" "-f" "569205c2bac58dbc4d941e8d05c891c03c62172b82174fdf19927e17085fe2ed"`
[INFO] [stdout] 569205c2bac58dbc4d941e8d05c891c03c62172b82174fdf19927e17085fe2ed
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e44f4247c107a56ae2f46ca0f02b92b454e936c179256e9c76aa6f8abedbd85
[INFO] running `"docker" "start" "-a" "3e44f4247c107a56ae2f46ca0f02b92b454e936c179256e9c76aa6f8abedbd85"`
[INFO] [stderr]    Compiling fsm_gen v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]   --> src/file/dot.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn generate_file(ast: &crate::parser::Ast, orig_path: &PathBuf) -> Result<(), String> {
[INFO] [stderr]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `"docker" "inspect" "3e44f4247c107a56ae2f46ca0f02b92b454e936c179256e9c76aa6f8abedbd85"`
[INFO] running `"docker" "rm" "-f" "3e44f4247c107a56ae2f46ca0f02b92b454e936c179256e9c76aa6f8abedbd85"`
[INFO] [stdout] 3e44f4247c107a56ae2f46ca0f02b92b454e936c179256e9c76aa6f8abedbd85
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d198418223ab6095074f02c18644b334dcd832457fc964d2289253500ee8b829
[INFO] running `"docker" "start" "-a" "d198418223ab6095074f02c18644b334dcd832457fc964d2289253500ee8b829"`
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]   --> src/file/dot.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn generate_file(ast: &crate::parser::Ast, orig_path: &PathBuf) -> Result<(), String> {
[INFO] [stderr]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fsm_gen-418987418405b852
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d198418223ab6095074f02c18644b334dcd832457fc964d2289253500ee8b829"`
[INFO] running `"docker" "rm" "-f" "d198418223ab6095074f02c18644b334dcd832457fc964d2289253500ee8b829"`
[INFO] [stdout] d198418223ab6095074f02c18644b334dcd832457fc964d2289253500ee8b829