[INFO] crate ktrace 0.1.0 is already in cache [INFO] extracting crate ktrace 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/ktrace/0.1.0 [INFO] extracting crate ktrace 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ktrace/0.1.0 [INFO] validating manifest of ktrace-0.1.0 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ktrace-0.1.0 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ktrace-0.1.0 [INFO] finished frobbing ktrace-0.1.0 [INFO] frobbed toml for ktrace-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/ktrace/0.1.0/Cargo.toml [INFO] started frobbing ktrace-0.1.0 [INFO] finished frobbing ktrace-0.1.0 [INFO] frobbed toml for ktrace-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ktrace/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing ktrace-0.1.0 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ktrace/0.1.0:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] ab1509fe6080d90ca986ba1ecfca52053b8aa55fcee94626aeb3036a26867a22 [INFO] running `"docker" "start" "-a" "ab1509fe6080d90ca986ba1ecfca52053b8aa55fcee94626aeb3036a26867a22"` [INFO] [stderr] Compiling ktrace v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:30:29 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn parse(mut r: &mut io::Read) -> Result)>> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:30:17 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn parse(mut r: &mut io::Read) -> Result)>> [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 2.70s [INFO] running `"docker" "inspect" "ab1509fe6080d90ca986ba1ecfca52053b8aa55fcee94626aeb3036a26867a22"` [INFO] running `"docker" "rm" "-f" "ab1509fe6080d90ca986ba1ecfca52053b8aa55fcee94626aeb3036a26867a22"` [INFO] [stdout] ab1509fe6080d90ca986ba1ecfca52053b8aa55fcee94626aeb3036a26867a22 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ktrace/0.1.0:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 42a30c43e6319ae558ed01cf3ff1dce25ddeb7ea1f0feda922f2277906920b7d [INFO] running `"docker" "start" "-a" "42a30c43e6319ae558ed01cf3ff1dce25ddeb7ea1f0feda922f2277906920b7d"` [INFO] [stderr] Compiling ktrace v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:30:29 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn parse(mut r: &mut io::Read) -> Result)>> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:30:17 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn parse(mut r: &mut io::Read) -> Result)>> [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 1.68s [INFO] running `"docker" "inspect" "42a30c43e6319ae558ed01cf3ff1dce25ddeb7ea1f0feda922f2277906920b7d"` [INFO] running `"docker" "rm" "-f" "42a30c43e6319ae558ed01cf3ff1dce25ddeb7ea1f0feda922f2277906920b7d"` [INFO] [stdout] 42a30c43e6319ae558ed01cf3ff1dce25ddeb7ea1f0feda922f2277906920b7d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ktrace/0.1.0:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 60ed54199c2ea1f14fe0019ef3d9cb97a27d2e6beda0e5e2128d73ee5fe3a752 [INFO] running `"docker" "start" "-a" "60ed54199c2ea1f14fe0019ef3d9cb97a27d2e6beda0e5e2128d73ee5fe3a752"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/crater/target/debug/deps/ktrace-ede91db6fc3680f3 [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] [stderr] Running /opt/crater/target/debug/deps/main-9dbd3427d1219cc9 [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] [stderr] Doc-tests ktrace [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" "60ed54199c2ea1f14fe0019ef3d9cb97a27d2e6beda0e5e2128d73ee5fe3a752"` [INFO] running `"docker" "rm" "-f" "60ed54199c2ea1f14fe0019ef3d9cb97a27d2e6beda0e5e2128d73ee5fe3a752"` [INFO] [stdout] 60ed54199c2ea1f14fe0019ef3d9cb97a27d2e6beda0e5e2128d73ee5fe3a752