[INFO] updating cached repository soenkehahn/tracing [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/soenkehahn/tracing [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/soenkehahn/tracing" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soenkehahn/tracing"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soenkehahn/tracing'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/soenkehahn/tracing" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/soenkehahn/tracing"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/soenkehahn/tracing'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b793582ae575f144d7aab954d459664c1f558489 [INFO] sha for GitHub repo soenkehahn/tracing: b793582ae575f144d7aab954d459664c1f558489 [INFO] validating manifest of soenkehahn/tracing on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of soenkehahn/tracing on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing soenkehahn/tracing [INFO] finished frobbing soenkehahn/tracing [INFO] frobbed toml for soenkehahn/tracing written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/soenkehahn/tracing/Cargo.toml [INFO] started frobbing soenkehahn/tracing [INFO] finished frobbing soenkehahn/tracing [INFO] frobbed toml for soenkehahn/tracing written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/soenkehahn/tracing/Cargo.toml [INFO] crate soenkehahn/tracing already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking soenkehahn/tracing against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/soenkehahn/tracing:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 38a61fdbe2ea711b7a99f54b2960747cc5e10c223fb51f2d5e637d80ffefbd56 [INFO] running `"docker" "start" "-a" "38a61fdbe2ea711b7a99f54b2960747cc5e10c223fb51f2d5e637d80ffefbd56"` [INFO] [stderr] Checking indextree v1.3.0 [INFO] [stderr] Checking nix v0.8.1 [INFO] [stderr] Checking nix v0.7.0 [INFO] [stderr] Checking spawn-ptrace v0.1.1 [INFO] [stderr] Checking tracing v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.00s [INFO] running `"docker" "inspect" "38a61fdbe2ea711b7a99f54b2960747cc5e10c223fb51f2d5e637d80ffefbd56"` [INFO] running `"docker" "rm" "-f" "38a61fdbe2ea711b7a99f54b2960747cc5e10c223fb51f2d5e637d80ffefbd56"` [INFO] [stdout] 38a61fdbe2ea711b7a99f54b2960747cc5e10c223fb51f2d5e637d80ffefbd56