[INFO] updating cached repository bjorn3/serviceworkify
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bjorn3/serviceworkify
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bjorn3/serviceworkify" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bjorn3/serviceworkify"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bjorn3/serviceworkify'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bjorn3/serviceworkify" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bjorn3/serviceworkify"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bjorn3/serviceworkify'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d97a09a5f73d2e4561d959fd6cfe8d6b9f749928
[INFO] sha for GitHub repo bjorn3/serviceworkify: d97a09a5f73d2e4561d959fd6cfe8d6b9f749928
[INFO] validating manifest of bjorn3/serviceworkify 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 bjorn3/serviceworkify 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 bjorn3/serviceworkify
[INFO] finished frobbing bjorn3/serviceworkify
[INFO] frobbed toml for bjorn3/serviceworkify written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bjorn3/serviceworkify/Cargo.toml
[INFO] started frobbing bjorn3/serviceworkify
[INFO] finished frobbing bjorn3/serviceworkify
[INFO] frobbed toml for bjorn3/serviceworkify written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/bjorn3/serviceworkify/Cargo.toml
[INFO] crate bjorn3/serviceworkify 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 bjorn3/serviceworkify against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bjorn3/serviceworkify:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 48f727096f1a8dcdcd933b570edabab924d442b6ef43fa46c2ccea468fb6e0bf
[INFO] running `"docker" "start" "-a" "48f727096f1a8dcdcd933b570edabab924d442b6ef43fa46c2ccea468fb6e0bf"`
[INFO] [stderr]    Compiling convenience v0.1.0
[INFO] [stderr]    Compiling serviceworkify v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn handler(mut s_req: Request, mut s_res: Response) {
[INFO] [stderr]    |                                ----^^^^^
[INFO] [stderr]    |                                |
[INFO] [stderr]    |                                help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `"docker" "inspect" "48f727096f1a8dcdcd933b570edabab924d442b6ef43fa46c2ccea468fb6e0bf"`
[INFO] running `"docker" "rm" "-f" "48f727096f1a8dcdcd933b570edabab924d442b6ef43fa46c2ccea468fb6e0bf"`
[INFO] [stdout] 48f727096f1a8dcdcd933b570edabab924d442b6ef43fa46c2ccea468fb6e0bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bjorn3/serviceworkify:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 87082baeeaec1cb5b48d795480fa0914fe0df0839d69f04c5d770f9f64276d24
[INFO] running `"docker" "start" "-a" "87082baeeaec1cb5b48d795480fa0914fe0df0839d69f04c5d770f9f64276d24"`
[INFO] [stderr]    Compiling serviceworkify v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn handler(mut s_req: Request, mut s_res: Response) {
[INFO] [stderr]    |                                ----^^^^^
[INFO] [stderr]    |                                |
[INFO] [stderr]    |                                help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "87082baeeaec1cb5b48d795480fa0914fe0df0839d69f04c5d770f9f64276d24"`
[INFO] running `"docker" "rm" "-f" "87082baeeaec1cb5b48d795480fa0914fe0df0839d69f04c5d770f9f64276d24"`
[INFO] [stdout] 87082baeeaec1cb5b48d795480fa0914fe0df0839d69f04c5d770f9f64276d24
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/bjorn3/serviceworkify:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] a17af7a8a1fb00e547c8804c490633292d501cd77a1dc274969566288720ab2e
[INFO] running `"docker" "start" "-a" "a17af7a8a1fb00e547c8804c490633292d501cd77a1dc274969566288720ab2e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serviceworkify-c493c8ed5b1dfc0a
[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" "a17af7a8a1fb00e547c8804c490633292d501cd77a1dc274969566288720ab2e"`
[INFO] running `"docker" "rm" "-f" "a17af7a8a1fb00e547c8804c490633292d501cd77a1dc274969566288720ab2e"`
[INFO] [stdout] a17af7a8a1fb00e547c8804c490633292d501cd77a1dc274969566288720ab2e