[INFO] fetching crate chema 0.0.9...
[INFO] checking chema-0.0.9 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate chema 0.0.9 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate chema 0.0.9 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chema 0.0.9
[INFO] finished tweaking crates.io crate chema 0.0.9
[INFO] tweaked toml for crates.io crate chema 0.0.9 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate chema 0.0.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18b675e4673211daa58e6ed9e7425024138f26ddbf1bbabfdf14b98cda9afc48
[INFO] running `Command { std: "docker" "start" "-a" "18b675e4673211daa58e6ed9e7425024138f26ddbf1bbabfdf14b98cda9afc48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18b675e4673211daa58e6ed9e7425024138f26ddbf1bbabfdf14b98cda9afc48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b675e4673211daa58e6ed9e7425024138f26ddbf1bbabfdf14b98cda9afc48", kill_on_drop: false }`
[INFO] [stdout] 18b675e4673211daa58e6ed9e7425024138f26ddbf1bbabfdf14b98cda9afc48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 792b7cb11009ed3f0b894fd75e59897aa5748023832419ae755b0b06e5e5c08c
[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" "792b7cb11009ed3f0b894fd75e59897aa5748023832419ae755b0b06e5e5c08c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking combine v4.3.2
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking chema v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `chema`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name chema --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=f781204640b5e0e2 -C extra-filename=-f781204640b5e0e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern combine=/opt/rustwide/target/debug/deps/libcombine-f787f81a671d2bc5.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-f4763cb94c7a55e3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-014fb1c6e3e5001a.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-5a10b3af02ae83e4.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-b275e2163abe2cde.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ea9c9e391c540247.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1690447fd21ad93e.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-d62dbdb47d1219a8.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-a366d6883ec36b65.rmeta --extern structopt_derive=/opt/rustwide/target/debug/deps/libstructopt_derive-13177d5d4c0c3b9c.so --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:686:32
[INFO] [stdout]     |
[INFO] [stdout] 686 |                     Annot::new(Field {
[INFO] [stdout]     |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:690:32
[INFO] [stdout]     |
[INFO] [stdout] 690 |                     Annot::new(Field {
[INFO] [stdout]     |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:703:32
[INFO] [stdout]     |
[INFO] [stdout] 703 |                     Annot::new(Field {
[INFO] [stdout]     |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:707:32
[INFO] [stdout]     |
[INFO] [stdout] 707 |                     Annot::new(Field {
[INFO] [stdout]     |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:727:32
[INFO] [stdout]     |
[INFO] [stdout] 727 | ...                   t: Field {
[INFO] [stdout]     |                          ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:736:36
[INFO] [stdout]     |
[INFO] [stdout] 736 |                         Annot::new(Field {
[INFO] [stdout]     |                                    ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:755:36
[INFO] [stdout]     |
[INFO] [stdout] 755 |                         Annot::new(Field {
[INFO] [stdout]     |                                    ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:759:36
[INFO] [stdout]     |
[INFO] [stdout] 759 |                         Annot::new(Field {
[INFO] [stdout]     |                                    ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:902:32
[INFO] [stdout]     |
[INFO] [stdout] 902 |                     Annot::new(Field {
[INFO] [stdout]     |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:906:32
[INFO] [stdout]     |
[INFO] [stdout] 906 |                     Annot::new(Field {
[INFO] [stdout]     |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:964:45
[INFO] [stdout]     |
[INFO] [stdout] 964 |                     fields: vec![Annot::new(Field {
[INFO] [stdout]     |                                             ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]    --> src/parser.rs:970:45
[INFO] [stdout]     |
[INFO] [stdout] 970 |                     fields: vec![Annot::new(Field {
[INFO] [stdout]     |                                             ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1025:32
[INFO] [stdout]      |
[INFO] [stdout] 1025 |                     Annot::new(Field {
[INFO] [stdout]      |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1029:32
[INFO] [stdout]      |
[INFO] [stdout] 1029 |                     Annot::new(Field {
[INFO] [stdout]      |                                ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1057:40
[INFO] [stdout]      |
[INFO] [stdout] 1057 | ...                   Annot::new(Field {
[INFO] [stdout]      |                                  ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1061:40
[INFO] [stdout]      |
[INFO] [stdout] 1061 | ...                   Annot::new(Field {
[INFO] [stdout]      |                                  ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1091:36
[INFO] [stdout]      |
[INFO] [stdout] 1091 | ...                   t: Field {
[INFO] [stdout]      |                          ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1100:40
[INFO] [stdout]      |
[INFO] [stdout] 1100 | ...                   Annot::new(Field {
[INFO] [stdout]      |                                  ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1127:57
[INFO] [stdout]      |
[INFO] [stdout] 1127 | ...                   fields: vec![Annot::new(Field {
[INFO] [stdout]      |                                               ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1124:49
[INFO] [stdout]      |
[INFO] [stdout] 1124 |                         fields: vec![Annot::new(Field {
[INFO] [stdout]      |                                                 ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1154:40
[INFO] [stdout]      |
[INFO] [stdout] 1154 | ...                   Annot::new(Field {
[INFO] [stdout]      |                                  ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1158:40
[INFO] [stdout]      |
[INFO] [stdout] 1158 | ...                   Annot::new(Field {
[INFO] [stdout]      |                                  ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1195:44
[INFO] [stdout]      |
[INFO] [stdout] 1195 | ...                   Annot::new(Field {
[INFO] [stdout]      |                                  ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing field `is_optional` in initializer of `parser::Field`
[INFO] [stdout]     --> src/parser.rs:1199:44
[INFO] [stdout]      |
[INFO] [stdout] 1199 | ...                   Annot::new(Field {
[INFO] [stdout]      |                                  ^^^^^ missing `is_optional`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 24 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "792b7cb11009ed3f0b894fd75e59897aa5748023832419ae755b0b06e5e5c08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792b7cb11009ed3f0b894fd75e59897aa5748023832419ae755b0b06e5e5c08c", kill_on_drop: false }`
[INFO] [stdout] 792b7cb11009ed3f0b894fd75e59897aa5748023832419ae755b0b06e5e5c08c