[INFO] crate wan 0.0.2 is already in cache
[INFO] extracting crate wan 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/wan/0.0.2
[INFO] extracting crate wan 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/wan/0.0.2
[INFO] validating manifest of wan-0.0.2 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 wan-0.0.2 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 wan-0.0.2
[INFO] finished frobbing wan-0.0.2
[INFO] frobbed toml for wan-0.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/wan/0.0.2/Cargo.toml
[INFO] started frobbing wan-0.0.2
[INFO] finished frobbing wan-0.0.2
[INFO] frobbed toml for wan-0.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/wan/0.0.2/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 wan-0.0.2 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/wan/0.0.2:/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] cfe32edb8c61118361b3e2c5f442cc9d2f1e285f56288f7284113f71dd6ed34e
[INFO] running `"docker" "start" "-a" "cfe32edb8c61118361b3e2c5f442cc9d2f1e285f56288f7284113f71dd6ed34e"`
[INFO] [stderr]    Compiling shellexpand v1.0.0
[INFO] [stderr]    Compiling wan v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/wandbox.rs:60:55
[INFO] [stderr]    |
[INFO] [stderr] 60 |   pub fn get_compiler_info_raw(&self) -> ::Result<Box<Read>> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Read` is imported redundantly
[INFO] [stderr]    --> src/wandbox.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | use std::io::Read;
[INFO] [stderr]     |     ------------- the item `Read` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 114 |     use std::io::Read;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/language.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / lazy_static!{
[INFO] [stderr] 4 | |   static ref LANGUAGES: HashMap<&'static str, (&'static str, Vec<&'static str>)> = {
[INFO] [stderr] 5 | |     make_languages()
[INFO] [stderr] 6 | |   };
[INFO] [stderr] 7 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | / error_chain! {
[INFO] [stderr] 24 | |   foreign_links {
[INFO] [stderr] 25 | |     Io(::std::io::Error);
[INFO] [stderr] 26 | |     Hyper(::hyper::error::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |   }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[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 11.37s
[INFO] running `"docker" "inspect" "cfe32edb8c61118361b3e2c5f442cc9d2f1e285f56288f7284113f71dd6ed34e"`
[INFO] running `"docker" "rm" "-f" "cfe32edb8c61118361b3e2c5f442cc9d2f1e285f56288f7284113f71dd6ed34e"`
[INFO] [stdout] cfe32edb8c61118361b3e2c5f442cc9d2f1e285f56288f7284113f71dd6ed34e
[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/wan/0.0.2:/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] 04f50584ed652eb1806ed3c452f08c128f74d3fc26f16deec3a93e6bc56089af
[INFO] running `"docker" "start" "-a" "04f50584ed652eb1806ed3c452f08c128f74d3fc26f16deec3a93e6bc56089af"`
[INFO] [stderr]    Compiling wan v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/wandbox.rs:60:55
[INFO] [stderr]    |
[INFO] [stderr] 60 |   pub fn get_compiler_info_raw(&self) -> ::Result<Box<Read>> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Read` is imported redundantly
[INFO] [stderr]    --> src/wandbox.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | use std::io::Read;
[INFO] [stderr]     |     ------------- the item `Read` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 114 |     use std::io::Read;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/language.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / lazy_static!{
[INFO] [stderr] 4 | |   static ref LANGUAGES: HashMap<&'static str, (&'static str, Vec<&'static str>)> = {
[INFO] [stderr] 5 | |     make_languages()
[INFO] [stderr] 6 | |   };
[INFO] [stderr] 7 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | / error_chain! {
[INFO] [stderr] 24 | |   foreign_links {
[INFO] [stderr] 25 | |     Io(::std::io::Error);
[INFO] [stderr] 26 | |     Hyper(::hyper::error::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |   }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[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 4.76s
[INFO] running `"docker" "inspect" "04f50584ed652eb1806ed3c452f08c128f74d3fc26f16deec3a93e6bc56089af"`
[INFO] running `"docker" "rm" "-f" "04f50584ed652eb1806ed3c452f08c128f74d3fc26f16deec3a93e6bc56089af"`
[INFO] [stdout] 04f50584ed652eb1806ed3c452f08c128f74d3fc26f16deec3a93e6bc56089af
[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/wan/0.0.2:/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] 23e25c7cb3f08f4db7673c613db12b431752514fc1f655e3c841d9f576754b0b
[INFO] running `"docker" "start" "-a" "23e25c7cb3f08f4db7673c613db12b431752514fc1f655e3c841d9f576754b0b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wan-114fda0d0c5eea65
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test wandbox::test_compiler_switch ... ok
[INFO] [stdout] test wandbox::test_compiler_info ... ok
[INFO] [stdout] test wandbox::test_compiler_switch_multi ... 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/wan-dfb4f8eb749296d4
[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 wan
[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" "23e25c7cb3f08f4db7673c613db12b431752514fc1f655e3c841d9f576754b0b"`
[INFO] running `"docker" "rm" "-f" "23e25c7cb3f08f4db7673c613db12b431752514fc1f655e3c841d9f576754b0b"`
[INFO] [stdout] 23e25c7cb3f08f4db7673c613db12b431752514fc1f655e3c841d9f576754b0b