[INFO] cloning repository https://github.com/gefjon/gender-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gefjon/gender-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fgender-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fgender-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 665d7e9aaddfa9b898846af1edb48b5591764ae3
[INFO] checking gefjon/gender-lang against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgefjon%2Fgender-lang" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gefjon/gender-lang on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/gefjon/gender-lang
[INFO] finished tweaking git repo https://github.com/gefjon/gender-lang
[INFO] tweaked toml for git repo https://github.com/gefjon/gender-lang written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gefjon/gender-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded diff v0.1.11
[INFO] [stderr]   Downloaded strsim v0.9.2
[INFO] [stderr]   Downloaded ena v0.13.0
[INFO] [stderr]   Downloaded backtrace v0.3.17
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.2
[INFO] [stderr]   Downloaded docopt v1.1.0
[INFO] [stderr]   Downloaded lalrpop-util v0.17.0
[INFO] [stderr]   Downloaded lalrpop v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a47b6dfb2b099bbf00a81ab54c814aa2665af432448649746b96222037432d5
[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" "1a47b6dfb2b099bbf00a81ab54c814aa2665af432448649746b96222037432d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a47b6dfb2b099bbf00a81ab54c814aa2665af432448649746b96222037432d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a47b6dfb2b099bbf00a81ab54c814aa2665af432448649746b96222037432d5", kill_on_drop: false }`
[INFO] [stdout] 1a47b6dfb2b099bbf00a81ab54c814aa2665af432448649746b96222037432d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5450b7b5420e3da8b74d005fa5fd2d98d441d21c63883e2316ccf1a2c28f6be
[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" "b5450b7b5420e3da8b74d005fa5fd2d98d441d21c63883e2316ccf1a2c28f6be", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   syn v0.15.34 (as host dependency): extra-traits
[INFO] [stderr] 
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling lalrpop-util v0.17.0
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling ena v0.13.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.0
[INFO] [stderr]    Compiling gender-lang v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/err.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt, option::NoneError};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/gender-lang-064af206db802cc2/out/grammar.rs:1137:5
[INFO] [stdout]      |
[INFO] [stdout] 1137 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1181:5
[INFO] [stdout]      |
[INFO] [stdout] 1181 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1192:5
[INFO] [stdout]      |
[INFO] [stdout] 1192 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1203:5
[INFO] [stdout]      |
[INFO] [stdout] 1203 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1315:5
[INFO] [stdout]      |
[INFO] [stdout] 1315 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/lib.rs:92:48
[INFO] [stdout]     |
[INFO] [stdout] 88  | / pub fn dynamic_call<'thread>(
[INFO] [stdout] 89  | |     obj: Object<'thread>,
[INFO] [stdout] 90  | |     method: &'thread str,
[INFO] [stdout] 91  | | ) -> err::Result<Object<'thread>> {
[INFO] [stdout] 92  | |     let method = obj.gender.methods.get(method)?;
[INFO] [stdout]     | |                                                ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] 93  | |     let res = method.invoke_on(obj);
[INFO] [stdout] 94  | |     Ok(res)
[INFO] [stdout] 95  | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/lib.rs:176:51
[INFO] [stdout]     |
[INFO] [stdout] 158 | /     pub fn eval(&mut self, expr: Expr) -> err::Result<Object<'a>> {
[INFO] [stdout] 159 | |         match expr {
[INFO] [stdout] 160 | |             Expr::Number(n) => Ok(Object::number(n)),
[INFO] [stdout] 161 | |             Expr::Boolean(b) => Ok(Object::boolean(b)),
[INFO] [stdout] ...   |
[INFO] [stdout] 176 | |                     pred_result.try_extract_bool()?
[INFO] [stdout]     | |                                                   ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 207 | |         }
[INFO] [stdout] 208 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gender-lang` due to 4 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/err.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt, option::NoneError};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/gender-lang-064af206db802cc2/out/grammar.rs:1137:5
[INFO] [stdout]      |
[INFO] [stdout] 1137 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1181:5
[INFO] [stdout]      |
[INFO] [stdout] 1181 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1192:5
[INFO] [stdout]      |
[INFO] [stdout] 1192 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1203:5
[INFO] [stdout]      |
[INFO] [stdout] 1203 |     (__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/gender-lang-064af206db802cc2/out/grammar.rs:1315:5
[INFO] [stdout]      |
[INFO] [stdout] 1315 |     (__0)
[INFO] [stdout]      |     ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/lib.rs:92:48
[INFO] [stdout]     |
[INFO] [stdout] 88  | / pub fn dynamic_call<'thread>(
[INFO] [stdout] 89  | |     obj: Object<'thread>,
[INFO] [stdout] 90  | |     method: &'thread str,
[INFO] [stdout] 91  | | ) -> err::Result<Object<'thread>> {
[INFO] [stdout] 92  | |     let method = obj.gender.methods.get(method)?;
[INFO] [stdout]     | |                                                ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] 93  | |     let res = method.invoke_on(obj);
[INFO] [stdout] 94  | |     Ok(res)
[INFO] [stdout] 95  | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/lib.rs:176:51
[INFO] [stdout]     |
[INFO] [stdout] 158 | /     pub fn eval(&mut self, expr: Expr) -> err::Result<Object<'a>> {
[INFO] [stdout] 159 | |         match expr {
[INFO] [stdout] 160 | |             Expr::Number(n) => Ok(Object::number(n)),
[INFO] [stdout] 161 | |             Expr::Boolean(b) => Ok(Object::boolean(b)),
[INFO] [stdout] ...   |
[INFO] [stdout] 176 | |                     pred_result.try_extract_bool()?
[INFO] [stdout]     | |                                                   ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 207 | |         }
[INFO] [stdout] 208 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<Object<'_>, err::Error>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "b5450b7b5420e3da8b74d005fa5fd2d98d441d21c63883e2316ccf1a2c28f6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5450b7b5420e3da8b74d005fa5fd2d98d441d21c63883e2316ccf1a2c28f6be", kill_on_drop: false }`
[INFO] [stdout] b5450b7b5420e3da8b74d005fa5fd2d98d441d21c63883e2316ccf1a2c28f6be