[INFO] cloning repository staktrace/jsontest
[INFO] running `"git" "clone" "--bare" "git://github.com/staktrace/jsontest.git" "work/cache/sources/gh/staktrace/jsontest"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/staktrace/jsontest'...
[INFO] running `"git" "clone" "work/cache/sources/gh/staktrace/jsontest" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/staktrace/jsontest"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/staktrace/jsontest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/staktrace/jsontest" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/staktrace/jsontest"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/staktrace/jsontest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee2d4e43e1e165e0756c86d96129dbaed15a7096
[INFO] sha for GitHub repo staktrace/jsontest: ee2d4e43e1e165e0756c86d96129dbaed15a7096
[INFO] validating manifest of staktrace/jsontest on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of staktrace/jsontest on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing staktrace/jsontest
[INFO] finished frobbing staktrace/jsontest
[INFO] frobbed toml for staktrace/jsontest written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/staktrace/jsontest/Cargo.toml
[INFO] started frobbing staktrace/jsontest
[INFO] finished frobbing staktrace/jsontest
[INFO] frobbed toml for staktrace/jsontest written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/staktrace/jsontest/Cargo.toml
[INFO] crate staktrace/jsontest already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing staktrace/jsontest against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/staktrace/jsontest:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 479d0c426704cd69b66142d05345ab0d5c2f9238af2ab2fff9622bf0a00ed8df
[INFO] running `"docker" "start" "-a" "479d0c426704cd69b66142d05345ab0d5c2f9238af2ab2fff9622bf0a00ed8df"`
[INFO] [stderr]    Compiling json v0.11.13
[INFO] [stderr]    Compiling jsontest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `"docker" "inspect" "479d0c426704cd69b66142d05345ab0d5c2f9238af2ab2fff9622bf0a00ed8df"`
[INFO] running `"docker" "rm" "-f" "479d0c426704cd69b66142d05345ab0d5c2f9238af2ab2fff9622bf0a00ed8df"`
[INFO] [stdout] 479d0c426704cd69b66142d05345ab0d5c2f9238af2ab2fff9622bf0a00ed8df
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/staktrace/jsontest:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8833048f5dd665a11e95c24eaa41828859f23266d3f29a1aa3aa1cd8d724ba0b
[INFO] running `"docker" "start" "-a" "8833048f5dd665a11e95c24eaa41828859f23266d3f29a1aa3aa1cd8d724ba0b"`
[INFO] [stderr]    Compiling jsontest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "8833048f5dd665a11e95c24eaa41828859f23266d3f29a1aa3aa1cd8d724ba0b"`
[INFO] running `"docker" "rm" "-f" "8833048f5dd665a11e95c24eaa41828859f23266d3f29a1aa3aa1cd8d724ba0b"`
[INFO] [stdout] 8833048f5dd665a11e95c24eaa41828859f23266d3f29a1aa3aa1cd8d724ba0b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/staktrace/jsontest:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 47e1563d63f27a23200410773aa62f4c0beb5405f3f57cc112be099f97a6d622
[INFO] running `"docker" "start" "-a" "47e1563d63f27a23200410773aa62f4c0beb5405f3f57cc112be099f97a6d622"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jsontest-a47dd6d9440f0279
[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" "47e1563d63f27a23200410773aa62f4c0beb5405f3f57cc112be099f97a6d622"`
[INFO] running `"docker" "rm" "-f" "47e1563d63f27a23200410773aa62f4c0beb5405f3f57cc112be099f97a6d622"`
[INFO] [stdout] 47e1563d63f27a23200410773aa62f4c0beb5405f3f57cc112be099f97a6d622