[INFO] updating cached repository jawline/WebAssembly-Playground
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jawline/WebAssembly-Playground
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jawline/WebAssembly-Playground" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jawline/WebAssembly-Playground"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jawline/WebAssembly-Playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jawline/WebAssembly-Playground" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jawline/WebAssembly-Playground"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jawline/WebAssembly-Playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0894aad6884fd67d973005089c88437308eb9b04
[INFO] sha for GitHub repo jawline/WebAssembly-Playground: 0894aad6884fd67d973005089c88437308eb9b04
[INFO] validating manifest of jawline/WebAssembly-Playground 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 jawline/WebAssembly-Playground 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 jawline/WebAssembly-Playground
[INFO] finished frobbing jawline/WebAssembly-Playground
[INFO] frobbed toml for jawline/WebAssembly-Playground written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jawline/WebAssembly-Playground/Cargo.toml
[INFO] started frobbing jawline/WebAssembly-Playground
[INFO] finished frobbing jawline/WebAssembly-Playground
[INFO] frobbed toml for jawline/WebAssembly-Playground written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jawline/WebAssembly-Playground/Cargo.toml
[INFO] crate jawline/WebAssembly-Playground 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 jawline/WebAssembly-Playground against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jawline/WebAssembly-Playground:/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] f75ef941268eb6efd3f67917c7bab410a2bdd52cd3dc9d2d694c76493fcd5959
[INFO] running `"docker" "start" "-a" "f75ef941268eb6efd3f67917c7bab410a2bdd52cd3dc9d2d694c76493fcd5959"`
[INFO] [stderr]    Compiling weblang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/warn.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / macro_rules! warn(
[INFO] [stderr] 2 | |     ($($arg:tt)*) => { {
[INFO] [stderr] 3 | |         let r = writeln!(&mut ::std::io::stderr(), $($arg)*);
[INFO] [stderr] 4 | |         r.expect("failed printing to stderr");
[INFO] [stderr] 5 | |     } }
[INFO] [stderr] 6 | | );
[INFO] [stderr]   | |__^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "f75ef941268eb6efd3f67917c7bab410a2bdd52cd3dc9d2d694c76493fcd5959"`
[INFO] running `"docker" "rm" "-f" "f75ef941268eb6efd3f67917c7bab410a2bdd52cd3dc9d2d694c76493fcd5959"`
[INFO] [stdout] f75ef941268eb6efd3f67917c7bab410a2bdd52cd3dc9d2d694c76493fcd5959
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jawline/WebAssembly-Playground:/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] a76b54aa6db665cd2d03356570036c20fae208a0b7b231a5c002ff5e38994178
[INFO] running `"docker" "start" "-a" "a76b54aa6db665cd2d03356570036c20fae208a0b7b231a5c002ff5e38994178"`
[INFO] [stderr]    Compiling weblang v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/warn.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / macro_rules! warn(
[INFO] [stderr] 2 | |     ($($arg:tt)*) => { {
[INFO] [stderr] 3 | |         let r = writeln!(&mut ::std::io::stderr(), $($arg)*);
[INFO] [stderr] 4 | |         r.expect("failed printing to stderr");
[INFO] [stderr] 5 | |     } }
[INFO] [stderr] 6 | | );
[INFO] [stderr]   | |__^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "a76b54aa6db665cd2d03356570036c20fae208a0b7b231a5c002ff5e38994178"`
[INFO] running `"docker" "rm" "-f" "a76b54aa6db665cd2d03356570036c20fae208a0b7b231a5c002ff5e38994178"`
[INFO] [stdout] a76b54aa6db665cd2d03356570036c20fae208a0b7b231a5c002ff5e38994178
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jawline/WebAssembly-Playground:/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] f2513ef6de09c5d16177344820ef58d5b6fd96f179ce3d96b7e65b89f8849374
[INFO] running `"docker" "start" "-a" "f2513ef6de09c5d16177344820ef58d5b6fd96f179ce3d96b7e65b89f8849374"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/weblang-5f797a33db616678
[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" "f2513ef6de09c5d16177344820ef58d5b6fd96f179ce3d96b7e65b89f8849374"`
[INFO] running `"docker" "rm" "-f" "f2513ef6de09c5d16177344820ef58d5b6fd96f179ce3d96b7e65b89f8849374"`
[INFO] [stdout] f2513ef6de09c5d16177344820ef58d5b6fd96f179ce3d96b7e65b89f8849374