[INFO] updating cached repository silmeth/yarli
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/silmeth/yarli
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/silmeth/yarli" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/silmeth/yarli"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/silmeth/yarli'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/silmeth/yarli" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/silmeth/yarli"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/silmeth/yarli'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] deba8b83a42ef4d92fd3174ca91bd936bff9a730
[INFO] sha for GitHub repo silmeth/yarli: deba8b83a42ef4d92fd3174ca91bd936bff9a730
[INFO] validating manifest of silmeth/yarli on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of silmeth/yarli on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing silmeth/yarli
[INFO] finished frobbing silmeth/yarli
[INFO] frobbed toml for silmeth/yarli written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/silmeth/yarli/Cargo.toml
[INFO] started frobbing silmeth/yarli
[INFO] finished frobbing silmeth/yarli
[INFO] frobbed toml for silmeth/yarli written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/silmeth/yarli/Cargo.toml
[INFO] crate silmeth/yarli has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing silmeth/yarli against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/silmeth/yarli:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] a38af28810c9caa495536151bb99689a8677c291a5702b41e4ffb2de862c818d
[INFO] running `"docker" "start" "-a" "a38af28810c9caa495536151bb99689a8677c291a5702b41e4ffb2de862c818d"`
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling yarli v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `print_ast`
[INFO] [stderr]    --> src/lox/ast.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn print_ast(expr: &Expr) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parenthesize`
[INFO] [stderr]    --> src/lox/ast.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn parenthesize(name: &str, exprs: &[&Expr]) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `globals`
[INFO] [stderr]   --> src/lox/interpreter.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     globals: EnvironmentCell,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `"docker" "inspect" "a38af28810c9caa495536151bb99689a8677c291a5702b41e4ffb2de862c818d"`
[INFO] running `"docker" "rm" "-f" "a38af28810c9caa495536151bb99689a8677c291a5702b41e4ffb2de862c818d"`
[INFO] [stdout] a38af28810c9caa495536151bb99689a8677c291a5702b41e4ffb2de862c818d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/silmeth/yarli:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3bfd52334cb4788b1f226a2c6e8bdb22ec97b4fc7927070d4d5e745a816c29cc
[INFO] running `"docker" "start" "-a" "3bfd52334cb4788b1f226a2c6e8bdb22ec97b4fc7927070d4d5e745a816c29cc"`
[INFO] [stderr]    Compiling yarli v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `print_ast`
[INFO] [stderr]    --> src/lox/ast.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn print_ast(expr: &Expr) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parenthesize`
[INFO] [stderr]    --> src/lox/ast.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn parenthesize(name: &str, exprs: &[&Expr]) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `globals`
[INFO] [stderr]   --> src/lox/interpreter.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     globals: EnvironmentCell,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "3bfd52334cb4788b1f226a2c6e8bdb22ec97b4fc7927070d4d5e745a816c29cc"`
[INFO] running `"docker" "rm" "-f" "3bfd52334cb4788b1f226a2c6e8bdb22ec97b4fc7927070d4d5e745a816c29cc"`
[INFO] [stdout] 3bfd52334cb4788b1f226a2c6e8bdb22ec97b4fc7927070d4d5e745a816c29cc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/silmeth/yarli:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] b3740d73afa93effaee9359fa609dca610a14c73f05523bb79074e3fd7852567
[INFO] running `"docker" "start" "-a" "b3740d73afa93effaee9359fa609dca610a14c73f05523bb79074e3fd7852567"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/yarli-69b291e2263d0352
[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" "b3740d73afa93effaee9359fa609dca610a14c73f05523bb79074e3fd7852567"`
[INFO] running `"docker" "rm" "-f" "b3740d73afa93effaee9359fa609dca610a14c73f05523bb79074e3fd7852567"`
[INFO] [stdout] b3740d73afa93effaee9359fa609dca610a14c73f05523bb79074e3fd7852567