[INFO] cloning repository coreos/coreos-metadata
[INFO] running `"git" "clone" "--bare" "git://github.com/coreos/coreos-metadata.git" "work/cache/sources/gh/coreos/coreos-metadata"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/coreos/coreos-metadata'...
[INFO] running `"git" "clone" "work/cache/sources/gh/coreos/coreos-metadata" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/coreos/coreos-metadata"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/coreos/coreos-metadata'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/coreos/coreos-metadata" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/coreos/coreos-metadata"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/coreos/coreos-metadata'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f19bcac8a55b2c759b768a94c559bdec90bc57c2
[INFO] sha for GitHub repo coreos/coreos-metadata: f19bcac8a55b2c759b768a94c559bdec90bc57c2
[INFO] validating manifest of coreos/coreos-metadata on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of coreos/coreos-metadata on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing coreos/coreos-metadata
[INFO] finished frobbing coreos/coreos-metadata
[INFO] frobbed toml for coreos/coreos-metadata written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/coreos/coreos-metadata/Cargo.toml
[INFO] started frobbing coreos/coreos-metadata
[INFO] finished frobbing coreos/coreos-metadata
[INFO] frobbed toml for coreos/coreos-metadata written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/coreos/coreos-metadata/Cargo.toml
[INFO] crate coreos/coreos-metadata already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded update-ssh-keys v0.5.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking coreos/coreos-metadata against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/coreos/coreos-metadata:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0fa33bad55a8edb2b412183649f814caf9b2aaf3816da2e541c8dd35848c39d2
[INFO] running `"docker" "start" "-a" "0fa33bad55a8edb2b412183649f814caf9b2aaf3816da2e541c8dd35848c39d2"`
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
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[INFO] [stderr]    Compiling openssl-sys v0.9.47
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[INFO] [stderr]     Checking memchr v2.1.2
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[INFO] [stderr]     Checking uuid v0.7.1
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[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking md-5 v0.8.0
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[INFO] [stderr]     Checking rand v0.6.1
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[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking error-chain v0.12.1
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[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
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[INFO] [stderr]    Compiling phf_codegen v0.7.23
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[INFO] [stderr]     Checking h2 v0.1.14
[INFO] [stderr]     Checking parking_lot v0.7.1
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[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `eitem`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:30
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:48
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:48
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:57
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:49
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:58
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:49
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:58
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:146:41
[INFO] [stderr]     |
[INFO] [stderr] 142 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 146 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:174:7
[INFO] [stderr]     |
[INFO] [stderr] 168 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 174 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata.rs:36:61
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn fetch_metadata(provider: &str) -> errors::Result<Box<providers::MetadataProvider>> {
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn providers::MetadataProvider`
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `eitem`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:30
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:48
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:48
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:57
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:49
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:58
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:49
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:58
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:146:41
[INFO] [stderr]     |
[INFO] [stderr] 142 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 146 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:174:7
[INFO] [stderr]     |
[INFO] [stderr] 168 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 174 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/metadata.rs:36:61
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn fetch_metadata(provider: &str) -> errors::Result<Box<providers::MetadataProvider>> {
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn providers::MetadataProvider`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `afterburn`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `afterburn`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0fa33bad55a8edb2b412183649f814caf9b2aaf3816da2e541c8dd35848c39d2"`
[INFO] running `"docker" "rm" "-f" "0fa33bad55a8edb2b412183649f814caf9b2aaf3816da2e541c8dd35848c39d2"`
[INFO] [stdout] 0fa33bad55a8edb2b412183649f814caf9b2aaf3816da2e541c8dd35848c39d2