[INFO] fetching crate libcantal 0.3.2...
[INFO] extracting crate libcantal 0.3.2 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/libcantal/0.3.2
[INFO] extracting crate libcantal 0.3.2 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/libcantal/0.3.2
[INFO] validating manifest of libcantal-0.3.2 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 libcantal-0.3.2 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 libcantal-0.3.2
[INFO] finished frobbing libcantal-0.3.2
[INFO] frobbed toml for libcantal-0.3.2 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/libcantal/0.3.2/Cargo.toml
[INFO] started frobbing libcantal-0.3.2
[INFO] finished frobbing libcantal-0.3.2
[INFO] frobbed toml for libcantal-0.3.2 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/libcantal/0.3.2/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking libcantal-0.3.2 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/reg/libcantal/0.3.2:/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] e2ef0f3b48e18987ddf5b62dfb3f6eacc31e0828aee91301ccabc13ea547de1b
[INFO] running `"docker" "start" "-a" "e2ef0f3b48e18987ddf5b62dfb3f6eacc31e0828aee91301ccabc13ea547de1b"`
[INFO] [stderr]     Checking atomic v0.3.4
[INFO] [stderr]     Checking libcantal v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ 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]    --> <::quick_error::quick_error macros>:109:30
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:48
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:48
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:57
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:49
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:58
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:49
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:58
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:203:41
[INFO] [stderr]     |
[INFO] [stderr] 197 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 203 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:214:41
[INFO] [stderr]     |
[INFO] [stderr] 208 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 214 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:241:7
[INFO] [stderr]     |
[INFO] [stderr] 235 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 241 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:20:50
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:29:42
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>);
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:96:22
[INFO] [stderr]    |
[INFO] [stderr] 96 |         pointer: &'a Value,
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |         &'a mut Vec<&'c Value>, &'a mut usize);
[INFO] [stderr]    |                         ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collection.rs:101:37
[INFO] [stderr]     |
[INFO] [stderr] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collection.rs:101:54
[INFO] [stderr]     |
[INFO] [stderr] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/collections.rs:6:43
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl<'a, T: Name> Collection for [(T, &'a Value)] {
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/collections.rs:7:42
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]   |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:14:46
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl<'a, T: Name> Collection for Vec<(T, &'a Value)> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:15:42
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:23:42
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:31:42
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:39:42
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct JsonName<'a>(pub &'a Name);
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:20:26
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct JsonValue<'a>(&'a Value);
[INFO] [stderr]    |                          ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:69:33
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:69:47
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/name.rs:17:29
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn visit(&self, s: &mut NameVisitor);
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/names.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn visit(&self, s: &mut NameVisitor) {
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/print.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/print.rs:31:47
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ 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]    --> <::quick_error::quick_error macros>:109:30
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:109:48
[INFO] [stderr]     |
[INFO] [stderr] 109 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]     |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:48
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:119:63
[INFO] [stderr]     |
[INFO] [stderr] 119 |     struct MapVisitor<'a, 'b: 'a>(&'a mut HashMap<String, &'b Value>);
[INFO] [stderr]     |                                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:121:37
[INFO] [stderr]     |
[INFO] [stderr] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr]    --> <::quick_error::quick_error macros>:126:57
[INFO] [stderr]     |
[INFO] [stderr] 120 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]     |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:49
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:121:54
[INFO] [stderr]     |
[INFO] [stderr] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:139:58
[INFO] [stderr]     |
[INFO] [stderr] 133 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 139 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:49
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:152:58
[INFO] [stderr]     |
[INFO] [stderr] 146 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]     |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 152 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]     |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:203:41
[INFO] [stderr]     |
[INFO] [stderr] 197 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 203 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:214:41
[INFO] [stderr]     |
[INFO] [stderr] 208 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 214 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::quick_error::quick_error macros>:241:7
[INFO] [stderr]     |
[INFO] [stderr] 235 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 241 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:22
[INFO] [stderr]    |
[INFO] [stderr] 83 |     metrics: Vec<&'a Value>,
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:20:50
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:29:42
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>);
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:96:22
[INFO] [stderr]    |
[INFO] [stderr] 96 |         pointer: &'a Value,
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collection.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |         &'a mut Vec<&'c Value>, &'a mut usize);
[INFO] [stderr]    |                         ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collection.rs:101:37
[INFO] [stderr]     |
[INFO] [stderr] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/collection.rs:101:54
[INFO] [stderr]     |
[INFO] [stderr] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/collections.rs:6:43
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl<'a, T: Name> Collection for [(T, &'a Value)] {
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/collections.rs:7:42
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]   |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:14:46
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl<'a, T: Name> Collection for Vec<(T, &'a Value)> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:15:42
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:23:42
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:31:42
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collections.rs:39:42
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct JsonName<'a>(pub &'a Name);
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:20:26
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct JsonValue<'a>(&'a Value);
[INFO] [stderr]    |                          ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:69:33
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/json.rs:69:47
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/name.rs:17:29
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn visit(&self, s: &mut NameVisitor);
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/names.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn visit(&self, s: &mut NameVisitor) {
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/print.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/print.rs:31:47
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:119:63
[INFO] [stderr]     |
[INFO] [stderr] 119 |     struct MapVisitor<'a, 'b: 'a>(&'a mut HashMap<String, &'b Value>);
[INFO] [stderr]     |                                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:121:37
[INFO] [stderr]     |
[INFO] [stderr] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/read.rs:121:54
[INFO] [stderr]     |
[INFO] [stderr] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:22
[INFO] [stderr]    |
[INFO] [stderr] 83 |     metrics: Vec<&'a Value>,
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / quick_error! {
[INFO] [stderr] 6  | |     /// Error of exporting metrics
[INFO] [stderr] 7  | |     ///
[INFO] [stderr] 8  | |     /// Can be triggered on ``cantal::start`` or ``cantal::start_by_reading``.
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |     }
[INFO] [stderr] 47 | | }
[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] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `libcantal`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / quick_error! {
[INFO] [stderr] 6  | |     /// Error of exporting metrics
[INFO] [stderr] 7  | |     ///
[INFO] [stderr] 8  | |     /// Can be triggered on ``cantal::start`` or ``cantal::start_by_reading``.
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |     }
[INFO] [stderr] 47 | | }
[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] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `libcantal`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e2ef0f3b48e18987ddf5b62dfb3f6eacc31e0828aee91301ccabc13ea547de1b"`
[INFO] running `"docker" "rm" "-f" "e2ef0f3b48e18987ddf5b62dfb3f6eacc31e0828aee91301ccabc13ea547de1b"`
[INFO] [stdout] e2ef0f3b48e18987ddf5b62dfb3f6eacc31e0828aee91301ccabc13ea547de1b