[INFO] updating cached repository folkengine/rusty-fizzbuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/folkengine/rusty-fizzbuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/folkengine/rusty-fizzbuzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/folkengine/rusty-fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/folkengine/rusty-fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/folkengine/rusty-fizzbuzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/folkengine/rusty-fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/folkengine/rusty-fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b31d159ad9d98bb97381e9fe220eb175b00e4fc1
[INFO] sha for GitHub repo folkengine/rusty-fizzbuzz: b31d159ad9d98bb97381e9fe220eb175b00e4fc1
[INFO] validating manifest of folkengine/rusty-fizzbuzz 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 folkengine/rusty-fizzbuzz 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 folkengine/rusty-fizzbuzz
[INFO] finished frobbing folkengine/rusty-fizzbuzz
[INFO] frobbed toml for folkengine/rusty-fizzbuzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/folkengine/rusty-fizzbuzz/Cargo.toml
[INFO] started frobbing folkengine/rusty-fizzbuzz
[INFO] finished frobbing folkengine/rusty-fizzbuzz
[INFO] frobbed toml for folkengine/rusty-fizzbuzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/folkengine/rusty-fizzbuzz/Cargo.toml
[INFO] crate folkengine/rusty-fizzbuzz already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/folkengine/rusty-fizzbuzz/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing folkengine/rusty-fizzbuzz against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/folkengine/rusty-fizzbuzz:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e67fe0bec24e6c5db965a780beb056c84f8ec91c2fabebc85b2ee5e0dc738cfe
[INFO] running `"docker" "start" "-a" "e67fe0bec24e6c5db965a780beb056c84f8ec91c2fabebc85b2ee5e0dc738cfe"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "e67fe0bec24e6c5db965a780beb056c84f8ec91c2fabebc85b2ee5e0dc738cfe"`
[INFO] running `"docker" "rm" "-f" "e67fe0bec24e6c5db965a780beb056c84f8ec91c2fabebc85b2ee5e0dc738cfe"`
[INFO] [stdout] e67fe0bec24e6c5db965a780beb056c84f8ec91c2fabebc85b2ee5e0dc738cfe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/folkengine/rusty-fizzbuzz:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c5973783931b892705694864bd4aa3e03d182cc86fb7f1bdc1d96c9d90f1b5ac
[INFO] running `"docker" "start" "-a" "c5973783931b892705694864bd4aa3e03d182cc86fb7f1bdc1d96c9d90f1b5ac"`
[INFO] [stderr]    Compiling quickcheck v0.3.2
[INFO] [stderr]    Compiling quickcheck v0.2.27
[INFO] [stderr]    Compiling quickcheck_macros v0.2.29
[INFO] [stderr] error[E0432]: unresolved import `syntax::codemap`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use syntax::codemap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^ no `codemap` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `syntax::ext::base::MultiModifier`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:17:34
[INFO] [stderr]    |
[INFO] [stderr] 17 | use syntax::ext::base::{ExtCtxt, MultiModifier, Annotatable};
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |                                  |
[INFO] [stderr]    |                                  no `MultiModifier` in `ext::base`
[INFO] [stderr]    |                                  help: a similar name exists in the module: `MultiItemModifier`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `intern` in module `token`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:27:42
[INFO] [stderr]    |
[INFO] [stderr] 27 |     reg.register_syntax_extension(token::intern("quickcheck"),
[INFO] [stderr]    |                                          ^^^^^^ not found in `token`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `str_to_ident` in module `token`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:86:30
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let check_ident = token::str_to_ident("quickcheck");
[INFO] [stderr]    |                              ^^^^^^^^^^^^ not found in `token`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `intern_and_get_ident` in module `token`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:107:41
[INFO] [stderr]     |
[INFO] [stderr] 107 |         span, cx.meta_word(span, token::intern_and_get_ident("test"))));
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^ not found in `token`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(plugin_registrar, rustc_private)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0023]: this pattern has 6 fields, but the corresponding tuple variant has 4 fields
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         ItemKind::Fn(ref decl, unsafety, _constness, abi, _, _) => {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 4 fields, found 6
[INFO] [stderr] 
[INFO] [stderr] error[E0560]: struct `syntax::ast::BareFnTy` has no field named `lifetimes`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck_macros-0.2.29/src/lib.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 lifetimes: vec![],
[INFO] [stderr]    |                 ^^^^^^^^^ `syntax::ast::BareFnTy` does not have this field
[INFO] [stderr]    |
[INFO] [stderr]    = note: available fields are: `unsafety`, `abi`, `generic_params`, `decl`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0023, E0425, E0432, E0554, E0560.
[INFO] [stderr] For more information about an error, try `rustc --explain E0023`.
[INFO] [stderr] error: Could not compile `quickcheck_macros`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c5973783931b892705694864bd4aa3e03d182cc86fb7f1bdc1d96c9d90f1b5ac"`
[INFO] running `"docker" "rm" "-f" "c5973783931b892705694864bd4aa3e03d182cc86fb7f1bdc1d96c9d90f1b5ac"`
[INFO] [stdout] c5973783931b892705694864bd4aa3e03d182cc86fb7f1bdc1d96c9d90f1b5ac