[INFO] cloning repository https://github.com/chc4/kingfisher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chc4/kingfisher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchc4%2Fkingfisher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchc4%2Fkingfisher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0379c0ced6ae5ded99f816d8f73d005db7700d4a
[INFO] checking chc4/kingfisher against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchc4%2Fkingfisher" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chc4/kingfisher on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chc4/kingfisher
[INFO] finished tweaking git repo https://github.com/chc4/kingfisher
[INFO] tweaked toml for git repo https://github.com/chc4/kingfisher written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/chc4/kingfisher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a6479f2e7cdfc350f20aced9b6634341b28f2ca15f45cf7d80d93bd6e9f4d8b
[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" "3a6479f2e7cdfc350f20aced9b6634341b28f2ca15f45cf7d80d93bd6e9f4d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6479f2e7cdfc350f20aced9b6634341b28f2ca15f45cf7d80d93bd6e9f4d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6479f2e7cdfc350f20aced9b6634341b28f2ca15f45cf7d80d93bd6e9f4d8b", kill_on_drop: false }`
[INFO] [stdout] 3a6479f2e7cdfc350f20aced9b6634341b28f2ca15f45cf7d80d93bd6e9f4d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deaa119119c6dfaf238cb7788c35b89a1a2a76735dcaf2ae7764d3d89ca8249b
[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" "deaa119119c6dfaf238cb7788c35b89a1a2a76735dcaf2ae7764d3d89ca8249b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling lalrpop-util v0.16.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.1
[INFO] [stderr]    Compiling ena v0.10.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling rental-impl v0.5.2
[INFO] [stderr]    Compiling docopt v1.0.1
[INFO] [stderr]    Compiling lalrpop v0.16.1
[INFO] [stderr]     Checking rental v0.5.2
[INFO] [stderr]    Compiling kingfisher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0437]: type `Target` is not a member of trait `std::ops::DerefMut`
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     type Target = Box<Far>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `std::ops::DerefMut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Target` is not a member of trait `std::ops::DerefMut`
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     type Target = Box<Far>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `std::ops::DerefMut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3850:5
[INFO] [stdout]      |
[INFO] [stdout] 3850 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3861:5
[INFO] [stdout]      |
[INFO] [stdout] 3861 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3872:5
[INFO] [stdout]      |
[INFO] [stdout] 3872 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3883:5
[INFO] [stdout]      |
[INFO] [stdout] 3883 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3894:5
[INFO] [stdout]      |
[INFO] [stdout] 3894 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3905:5
[INFO] [stdout]      |
[INFO] [stdout] 3905 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3916:5
[INFO] [stdout]      |
[INFO] [stdout] 3916 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3929:5
[INFO] [stdout]      |
[INFO] [stdout] 3929 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3940:5
[INFO] [stdout]      |
[INFO] [stdout] 3940 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3951:5
[INFO] [stdout]      |
[INFO] [stdout] 3951 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3979:5
[INFO] [stdout]      |
[INFO] [stdout] 3979 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:4061:5
[INFO] [stdout]      |
[INFO] [stdout] 4061 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `priv_FarLam` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 |             pub struct priv_FarLam {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: convert the identifier to upper camel case: `PrivFarLam`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3850:5
[INFO] [stdout]      |
[INFO] [stdout] 3850 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3861:5
[INFO] [stdout]      |
[INFO] [stdout] 3861 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3872:5
[INFO] [stdout]      |
[INFO] [stdout] 3872 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3883:5
[INFO] [stdout]      |
[INFO] [stdout] 3883 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3894:5
[INFO] [stdout]      |
[INFO] [stdout] 3894 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3905:5
[INFO] [stdout]      |
[INFO] [stdout] 3905 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3916:5
[INFO] [stdout]      |
[INFO] [stdout] 3916 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3929:5
[INFO] [stdout]      |
[INFO] [stdout] 3929 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3940:5
[INFO] [stdout]      |
[INFO] [stdout] 3940 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3951:5
[INFO] [stdout]      |
[INFO] [stdout] 3951 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3979:5
[INFO] [stdout]      |
[INFO] [stdout] 3979 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:4061:5
[INFO] [stdout]      |
[INFO] [stdout] 4061 |     (___0)
[INFO] [stdout]      |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `priv_FarLam` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 |             pub struct priv_FarLam {
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: convert the identifier to upper camel case: `PrivFarLam`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3803:37
[INFO] [stdout]      |
[INFO] [stdout] 3803 |             let ___text = self.text.trim_left();
[INFO] [stdout]      |                                     ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kingfisher-7e3fadefbb8a6a06/out/parser.rs:3803:37
[INFO] [stdout]      |
[INFO] [stdout] 3803 |             let ___text = self.text.trim_left();
[INFO] [stdout]      |                                     ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0437`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0437`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kingfisher`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "deaa119119c6dfaf238cb7788c35b89a1a2a76735dcaf2ae7764d3d89ca8249b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deaa119119c6dfaf238cb7788c35b89a1a2a76735dcaf2ae7764d3d89ca8249b", kill_on_drop: false }`
[INFO] [stdout] deaa119119c6dfaf238cb7788c35b89a1a2a76735dcaf2ae7764d3d89ca8249b