[INFO] crate sem 0.1.0 is already in cache
[INFO] extracting crate sem 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/sem/0.1.0
[INFO] extracting crate sem 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sem/0.1.0
[INFO] validating manifest of sem-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sem-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sem-0.1.0
[INFO] finished frobbing sem-0.1.0
[INFO] frobbed toml for sem-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/sem/0.1.0/Cargo.toml
[INFO] started frobbing sem-0.1.0
[INFO] finished frobbing sem-0.1.0
[INFO] frobbed toml for sem-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sem/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sem-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sem/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] bee90315c2ffc328ae984bb719a172bbef05ed068564bb9ccba7212cc95fc854
[INFO] running `"docker" "start" "-a" "bee90315c2ffc328ae984bb719a172bbef05ed068564bb9ccba7212cc95fc854"`
[INFO] [stderr]    Compiling sem v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]    --> src/macros.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |     ($id: expr, $index) => ({
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(missing_fragment_specifier)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]    --> src/macros.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |     ($id: expr, $index) => ({
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "bee90315c2ffc328ae984bb719a172bbef05ed068564bb9ccba7212cc95fc854"`
[INFO] running `"docker" "rm" "-f" "bee90315c2ffc328ae984bb719a172bbef05ed068564bb9ccba7212cc95fc854"`
[INFO] [stdout] bee90315c2ffc328ae984bb719a172bbef05ed068564bb9ccba7212cc95fc854
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sem/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 88844ed87ce0420361925ac20a27ae030a12c23729f9cca05692f22626eea773
[INFO] running `"docker" "start" "-a" "88844ed87ce0420361925ac20a27ae030a12c23729f9cca05692f22626eea773"`
[INFO] [stderr]    Compiling sem v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]    --> src/macros.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |     ($id: expr, $index) => ({
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(missing_fragment_specifier)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]    --> src/macros.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |     ($id: expr, $index) => ({
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]  --> <::sem::macros::semop_lock macros>:1:63
[INFO] [stderr]   |
[INFO] [stderr] 1 | ($ id : expr) => ({ semop ! ($ id , true) }) ; ($ id : expr , $ index) =>
[INFO] [stderr]   |                                                               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(missing_fragment_specifier)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]  --> <::sem::macros::semop_unlock macros>:1:64
[INFO] [stderr]   |
[INFO] [stderr] 1 | ($ id : expr) => ({ semop ! ($ id , false) }) ; ($ id : expr , $ index) =>
[INFO] [stderr]   |                                                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]  --> <::sem::macros::semop_lock macros>:1:63
[INFO] [stderr]   |
[INFO] [stderr] 1 | ($ id : expr) => ({ semop ! ($ id , true) }) ; ($ id : expr , $ index) =>
[INFO] [stderr]   |                                                               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(missing_fragment_specifier)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr] warning: missing fragment specifier
[INFO] [stderr]  --> <::sem::macros::semop_unlock macros>:1:64
[INFO] [stderr]   |
[INFO] [stderr] 1 | ($ id : expr) => ({ semop ! ($ id , false) }) ; ($ id : expr , $ index) =>
[INFO] [stderr]   |                                                                ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #40107 <https://github.com/rust-lang/rust/issues/40107>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "88844ed87ce0420361925ac20a27ae030a12c23729f9cca05692f22626eea773"`
[INFO] running `"docker" "rm" "-f" "88844ed87ce0420361925ac20a27ae030a12c23729f9cca05692f22626eea773"`
[INFO] [stdout] 88844ed87ce0420361925ac20a27ae030a12c23729f9cca05692f22626eea773
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/sem/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] f40eb6df737259b6237a15b106e8dc124ad4c53d69a414380309ac3d259539bc
[INFO] running `"docker" "start" "-a" "f40eb6df737259b6237a15b106e8dc124ad4c53d69a414380309ac3d259539bc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sem-f87af5b690e5f1b9
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-6d9f414608e8dc6d
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lock_and_unlock ... ok
[INFO] [stderr]    Doc-tests sem
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "f40eb6df737259b6237a15b106e8dc124ad4c53d69a414380309ac3d259539bc"`
[INFO] running `"docker" "rm" "-f" "f40eb6df737259b6237a15b106e8dc124ad4c53d69a414380309ac3d259539bc"`
[INFO] [stdout] f40eb6df737259b6237a15b106e8dc124ad4c53d69a414380309ac3d259539bc