[INFO] crate rental 0.5.4 is already in cache
[INFO] extracting crate rental 0.5.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/rental/0.5.4
[INFO] extracting crate rental 0.5.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rental/0.5.4
[INFO] validating manifest of rental-0.5.4 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 rental-0.5.4 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 rental-0.5.4
[INFO] finished frobbing rental-0.5.4
[INFO] frobbed toml for rental-0.5.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rental/0.5.4/Cargo.toml
[INFO] started frobbing rental-0.5.4
[INFO] finished frobbing rental-0.5.4
[INFO] frobbed toml for rental-0.5.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rental/0.5.4/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 rental-0.5.4 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-3/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/rental/0.5.4:/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] 04561adc402a8fa5bbc39058b9b480c08d810056d0575f83afcf6327b8450ec2
[INFO] running `"docker" "start" "-a" "04561adc402a8fa5bbc39058b9b480c08d810056d0575f83afcf6327b8450ec2"`
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.4
[INFO] [stderr]    Compiling rental v0.5.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.88s
[INFO] running `"docker" "inspect" "04561adc402a8fa5bbc39058b9b480c08d810056d0575f83afcf6327b8450ec2"`
[INFO] running `"docker" "rm" "-f" "04561adc402a8fa5bbc39058b9b480c08d810056d0575f83afcf6327b8450ec2"`
[INFO] [stdout] 04561adc402a8fa5bbc39058b9b480c08d810056d0575f83afcf6327b8450ec2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/rental/0.5.4:/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] dc0bbef800ce978e973af56c0d4bba54250ffbbc06219ee7a2562c1660a5a607
[INFO] running `"docker" "start" "-a" "dc0bbef800ce978e973af56c0d4bba54250ffbbc06219ee7a2562c1660a5a607"`
[INFO] [stderr]    Compiling rental v0.5.4 (/opt/crater/workdir)
[INFO] [stderr] warning[E0505]: cannot move out of `foo` because it is borrowed
[INFO] [stderr]   --> tests/subrental.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / rental! {
[INFO] [stderr] 32 | |     pub mod rentals {
[INFO] [stderr] 33 | |         use super::*;
[INFO] [stderr] 34 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |     }
[INFO] [stderr] 62 | | }
[INFO] [stderr]    | | ^
[INFO] [stderr]    | | |
[INFO] [stderr]    | | borrow of `*foo` occurs here
[INFO] [stderr]    | |_move out of `foo` occurs here
[INFO] [stderr]    |   argument requires that `*foo` is borrowed for `'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning[E0597]: `*foo` does not live long enough
[INFO] [stderr]   --> tests/subrental.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / rental! {
[INFO] [stderr] 32 | |     pub mod rentals {
[INFO] [stderr] 33 | |         use super::*;
[INFO] [stderr] 34 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |     }
[INFO] [stderr] 62 | | }
[INFO] [stderr]    | | ^
[INFO] [stderr]    | | |
[INFO] [stderr]    | | borrowed value does not live long enough
[INFO] [stderr]    | |_`*foo` dropped here while still borrowed
[INFO] [stderr]    |   argument requires that `*foo` is borrowed for `'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.42s
[INFO] running `"docker" "inspect" "dc0bbef800ce978e973af56c0d4bba54250ffbbc06219ee7a2562c1660a5a607"`
[INFO] running `"docker" "rm" "-f" "dc0bbef800ce978e973af56c0d4bba54250ffbbc06219ee7a2562c1660a5a607"`
[INFO] [stdout] dc0bbef800ce978e973af56c0d4bba54250ffbbc06219ee7a2562c1660a5a607
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/rental/0.5.4:/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] c52d75ff42ad9eb3ad6ba91fffd9466b9fe85e6dc9b3f0906cf496afddb193ef
[INFO] running `"docker" "start" "-a" "c52d75ff42ad9eb3ad6ba91fffd9466b9fe85e6dc9b3f0906cf496afddb193ef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rental-bd9f4d734b47151e
[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/clone-78832648408b6be4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test clone ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/complex-69a27c80806129eb
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test new ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/complex_mut-1f3cb13813d48d4e
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test new ... ok
[INFO] [stdout] test write ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/covariant-0867097571d9812d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test borrow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/debug-c3e10cd675f56b17
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/drop_order-7d938877c43b120c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test drop_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/generic-67288ea18b815e8a
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lt_params-611f6964cf88cfff
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test new ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/map-a4663eeb88b3c816
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simple_mut-2466c20d50fdc4c9
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test new ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] test write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simple_ref-733645244bfc6f35
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/string-10a80e0b8eba35ec
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/subrental-456000df7253c596
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test read ... ok
[INFO] [stdout] test new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/target_ty_hack-6a3f5679c5ebe4c6
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test new ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] test write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/trait-fbc5b9266d36b75c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unused-e22b4459b331801a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test unused ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vec_slice-7f075b7216022f80
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test new ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] test write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rental
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs -  (line 13) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 40) ... ignored
[INFO] [stdout] test src/lib.rs - common::RentMut (line 259) ... ok
[INFO] [stdout] test src/lib.rs - common::RentRef (line 259) ... ok
[INFO] [stdout] test src/lib.rs - rental (line 147) ... ok
[INFO] [stdout] test src/lib.rs - common::RentRefCell (line 259) ... ok
[INFO] [stdout] test src/lib.rs - common::RentRwLockMut (line 259) ... ok
[INFO] [stdout] test src/lib.rs - common::RentRefCellMut (line 259) ... ok
[INFO] [stdout] test src/lib.rs - common::RentRwLock (line 259) ... ok
[INFO] [stdout] test src/lib.rs - common::RentMutex (line 259) ... ok
[INFO] [stdout] test src/lib.rs - rental (line 195) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c52d75ff42ad9eb3ad6ba91fffd9466b9fe85e6dc9b3f0906cf496afddb193ef"`
[INFO] running `"docker" "rm" "-f" "c52d75ff42ad9eb3ad6ba91fffd9466b9fe85e6dc9b3f0906cf496afddb193ef"`
[INFO] [stdout] c52d75ff42ad9eb3ad6ba91fffd9466b9fe85e6dc9b3f0906cf496afddb193ef