[INFO] cloning repository https://github.com/U007D/def_err
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/U007D/def_err" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fdef_err", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fdef_err'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca088afdfd2507f46713013a13aabc68a2df0b49
[INFO] checking U007D/def_err against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fdef_err" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/U007D/def_err on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/U007D/def_err
[INFO] finished tweaking git repo https://github.com/U007D/def_err
[INFO] tweaked toml for git repo https://github.com/U007D/def_err written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/U007D/def_err already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 391540e8572e12bcf29731c39d0fc4cfd4b12626ce4d875bd118f36c1389b79a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "391540e8572e12bcf29731c39d0fc4cfd4b12626ce4d875bd118f36c1389b79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "391540e8572e12bcf29731c39d0fc4cfd4b12626ce4d875bd118f36c1389b79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391540e8572e12bcf29731c39d0fc4cfd4b12626ce4d875bd118f36c1389b79a", kill_on_drop: false }`
[INFO] [stdout] 391540e8572e12bcf29731c39d0fc4cfd4b12626ce4d875bd118f36c1389b79a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bee9267ccd80ab7573329861f25d3ec20d6a8b560379abff437c2f4bba1e8f89
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bee9267ccd80ab7573329861f25d3ec20d6a8b560379abff437c2f4bba1e8f89", kill_on_drop: false }`
[INFO] [stderr]     Checking def_err v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `,`
[INFO] [stdout]   --> src/main.rs:15:45
[INFO] [stdout]    |
[INFO] [stdout] 15 |             $(parse_variant!($err_variants)),+;
[INFO] [stdout]    |                                             ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: trace_macro
[INFO] [stdout]    --> src/main.rs:97:5
[INFO] [stdout]     |
[INFO] [stdout] 97  | /     def_err! {
[INFO] [stdout] 98  | |         SampleErr1,
[INFO] [stdout] 99  | |         SampleErr2(foo: u64, bar: f32),
[INFO] [stdout] 100 | |         SampleErr3("my message"),
[INFO] [stdout] ...   |
[INFO] [stdout] 105 | |         SampleErr8(),
[INFO] [stdout] 106 | |     };
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expanding `def_err! { SampleErr1, SampleErr2(foo : u64, bar : f32), SampleErr3("my message"),
[INFO] [stdout]             SampleErr4(foo : u32, bar : f64 ; "another message: {}, {}", foo, bar),
[INFO] [stdout]             SampleErr5({ std :: fmt :: Error }),
[INFO] [stdout]             SampleErr6(foo : u8, bar : String ; { std :: fmt :: Error }),
[INFO] [stdout]             SampleErr7(baz : i64 ; { std :: fmt :: Error },
[INFO] [stdout]                        "and another message (baz: {})", baz), SampleErr8(), }`
[INFO] [stdout]     = note: to `def_err !
[INFO] [stdout]             (Error
[INFO] [stdout]              {
[INFO] [stdout]                  SampleErr1, SampleErr2(foo : u64, bar : f32), SampleErr3("my message"),
[INFO] [stdout]                  SampleErr4(foo : u32, bar : f64 ; "another message: {}, {}", foo, bar),
[INFO] [stdout]                  SampleErr5({ std :: fmt :: Error }),
[INFO] [stdout]                  SampleErr6(foo : u8, bar : String ; { std :: fmt :: Error }),
[INFO] [stdout]                  SampleErr7(baz : i64 ; { std :: fmt :: Error },
[INFO] [stdout]                             "and another message (baz: {})", baz), SampleErr8(),
[INFO] [stdout]              }) ;`
[INFO] [stdout]     = note: expanding `def_err! { Error
[INFO] [stdout]             {
[INFO] [stdout]                 SampleErr1, SampleErr2(foo : u64, bar : f32), SampleErr3("my message"),
[INFO] [stdout]                 SampleErr4(foo : u32, bar : f64 ; "another message: {}, {}", foo, bar),
[INFO] [stdout]                 SampleErr5({ std :: fmt :: Error }),
[INFO] [stdout]                 SampleErr6(foo : u8, bar : String ; { std :: fmt :: Error }),
[INFO] [stdout]                 SampleErr7(baz : i64 ; { std :: fmt :: Error },
[INFO] [stdout]                            "and another message (baz: {})", baz), SampleErr8(),
[INFO] [stdout]             } }`
[INFO] [stdout]     = note: to `parse_variant ! (SampleErr1), parse_variant ! (,), parse_variant !
[INFO] [stdout]             (SampleErr2), parse_variant ! ((foo : u64, bar : f32)), parse_variant ! (,),
[INFO] [stdout]             parse_variant ! (SampleErr3), parse_variant ! (("my message")), parse_variant
[INFO] [stdout]             ! (,), parse_variant ! (SampleErr4), parse_variant !
[INFO] [stdout]             ((foo : u32, bar : f64 ; "another message: {}, {}", foo, bar)), parse_variant
[INFO] [stdout]             ! (,), parse_variant ! (SampleErr5), parse_variant !
[INFO] [stdout]             (({ std :: fmt :: Error })), parse_variant ! (,), parse_variant !
[INFO] [stdout]             (SampleErr6), parse_variant !
[INFO] [stdout]             ((foo : u8, bar : String ; { std :: fmt :: Error })), parse_variant ! (,),
[INFO] [stdout]             parse_variant ! (SampleErr7), parse_variant !
[INFO] [stdout]             ((baz : i64 ; { std :: fmt :: Error }, "and another message (baz: {})", baz)),
[INFO] [stdout]             parse_variant ! (,), parse_variant ! (SampleErr8), parse_variant ! (()),
[INFO] [stdout]             parse_variant ! (,) ;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/main.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / macro_rules! parse_variant {
[INFO] [stdout] 37 | |     // Terminate processing when nothing left to parse
[INFO] [stdout] 38 | | //    () => {};
[INFO] [stdout] 39 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     ($ident:ident ($($args:tt)*)) => { ( $(parse_args!($arg0)),+ ) };
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/main.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | / macro_rules! parse_args {
[INFO] [stdout] 51 | |     // Terminate processing when nothing left to parse
[INFO] [stdout] 52 | | //    () => {};
[INFO] [stdout] 53 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |     };
[INFO] [stdout] 74 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/main.rs:76:1
[INFO] [stdout]    |
[INFO] [stdout] 76 | / macro_rules! parse_extparams {
[INFO] [stdout] 77 | |     // Terminate processing when nothing left to parse
[INFO] [stdout] 78 | |     () => {};
[INFO] [stdout] 79 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `def_err`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `,`
[INFO] [stdout]   --> src/main.rs:15:45
[INFO] [stdout]    |
[INFO] [stdout] 15 |             $(parse_variant!($err_variants)),+;
[INFO] [stdout]    |                                             ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: trace_macro
[INFO] [stdout]    --> src/main.rs:97:5
[INFO] [stdout]     |
[INFO] [stdout] 97  | /     def_err! {
[INFO] [stdout] 98  | |         SampleErr1,
[INFO] [stdout] 99  | |         SampleErr2(foo: u64, bar: f32),
[INFO] [stdout] 100 | |         SampleErr3("my message"),
[INFO] [stdout] ...   |
[INFO] [stdout] 105 | |         SampleErr8(),
[INFO] [stdout] 106 | |     };
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expanding `def_err! { SampleErr1, SampleErr2(foo : u64, bar : f32), SampleErr3("my message"),
[INFO] [stdout]             SampleErr4(foo : u32, bar : f64 ; "another message: {}, {}", foo, bar),
[INFO] [stdout]             SampleErr5({ std :: fmt :: Error }),
[INFO] [stdout]             SampleErr6(foo : u8, bar : String ; { std :: fmt :: Error }),
[INFO] [stdout]             SampleErr7(baz : i64 ; { std :: fmt :: Error },
[INFO] [stdout]                        "and another message (baz: {})", baz), SampleErr8(), }`
[INFO] [stdout]     = note: to `def_err !
[INFO] [stdout]             (Error
[INFO] [stdout]              {
[INFO] [stdout]                  SampleErr1, SampleErr2(foo : u64, bar : f32), SampleErr3("my message"),
[INFO] [stdout]                  SampleErr4(foo : u32, bar : f64 ; "another message: {}, {}", foo, bar),
[INFO] [stdout]                  SampleErr5({ std :: fmt :: Error }),
[INFO] [stdout]                  SampleErr6(foo : u8, bar : String ; { std :: fmt :: Error }),
[INFO] [stdout]                  SampleErr7(baz : i64 ; { std :: fmt :: Error },
[INFO] [stdout]                             "and another message (baz: {})", baz), SampleErr8(),
[INFO] [stdout]              }) ;`
[INFO] [stdout]     = note: expanding `def_err! { Error
[INFO] [stdout]             {
[INFO] [stdout]                 SampleErr1, SampleErr2(foo : u64, bar : f32), SampleErr3("my message"),
[INFO] [stdout]                 SampleErr4(foo : u32, bar : f64 ; "another message: {}, {}", foo, bar),
[INFO] [stdout]                 SampleErr5({ std :: fmt :: Error }),
[INFO] [stdout]                 SampleErr6(foo : u8, bar : String ; { std :: fmt :: Error }),
[INFO] [stdout]                 SampleErr7(baz : i64 ; { std :: fmt :: Error },
[INFO] [stdout]                            "and another message (baz: {})", baz), SampleErr8(),
[INFO] [stdout]             } }`
[INFO] [stdout]     = note: to `parse_variant ! (SampleErr1), parse_variant ! (,), parse_variant !
[INFO] [stdout]             (SampleErr2), parse_variant ! ((foo : u64, bar : f32)), parse_variant ! (,),
[INFO] [stdout]             parse_variant ! (SampleErr3), parse_variant ! (("my message")), parse_variant
[INFO] [stdout]             ! (,), parse_variant ! (SampleErr4), parse_variant !
[INFO] [stdout]             ((foo : u32, bar : f64 ; "another message: {}, {}", foo, bar)), parse_variant
[INFO] [stdout]             ! (,), parse_variant ! (SampleErr5), parse_variant !
[INFO] [stdout]             (({ std :: fmt :: Error })), parse_variant ! (,), parse_variant !
[INFO] [stdout]             (SampleErr6), parse_variant !
[INFO] [stdout]             ((foo : u8, bar : String ; { std :: fmt :: Error })), parse_variant ! (,),
[INFO] [stdout]             parse_variant ! (SampleErr7), parse_variant !
[INFO] [stdout]             ((baz : i64 ; { std :: fmt :: Error }, "and another message (baz: {})", baz)),
[INFO] [stdout]             parse_variant ! (,), parse_variant ! (SampleErr8), parse_variant ! (()),
[INFO] [stdout]             parse_variant ! (,) ;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/main.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / macro_rules! parse_variant {
[INFO] [stdout] 37 | |     // Terminate processing when nothing left to parse
[INFO] [stdout] 38 | | //    () => {};
[INFO] [stdout] 39 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 47 | |     ($ident:ident ($($args:tt)*)) => { ( $(parse_args!($arg0)),+ ) };
[INFO] [stdout] 48 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/main.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | / macro_rules! parse_args {
[INFO] [stdout] 51 | |     // Terminate processing when nothing left to parse
[INFO] [stdout] 52 | | //    () => {};
[INFO] [stdout] 53 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |     };
[INFO] [stdout] 74 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/main.rs:76:1
[INFO] [stdout]    |
[INFO] [stdout] 76 | / macro_rules! parse_extparams {
[INFO] [stdout] 77 | |     // Terminate processing when nothing left to parse
[INFO] [stdout] 78 | |     () => {};
[INFO] [stdout] 79 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |
[INFO] [stdout] 94 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bee9267ccd80ab7573329861f25d3ec20d6a8b560379abff437c2f4bba1e8f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee9267ccd80ab7573329861f25d3ec20d6a8b560379abff437c2f4bba1e8f89", kill_on_drop: false }`
[INFO] [stdout] bee9267ccd80ab7573329861f25d3ec20d6a8b560379abff437c2f4bba1e8f89