[INFO] cloning repository https://github.com/xttjsn/decaf-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xttjsn/decaf-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxttjsn%2Fdecaf-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxttjsn%2Fdecaf-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 092e306f7d6d5a15c2118b1114a53bb53b5fd46d
[INFO] checking xttjsn/decaf-rust against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxttjsn%2Fdecaf-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xttjsn/decaf-rust
[INFO] finished tweaking git repo https://github.com/xttjsn/decaf-rust
[INFO] tweaked toml for git repo https://github.com/xttjsn/decaf-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xttjsn/decaf-rust on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xttjsn/decaf-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d
[INFO] running `Command { std: "docker" "start" "13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling lalr v0.0.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling redfa v0.0.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling llvm-sys v80.1.1
[INFO] [stderr]    Compiling plex v0.2.5
[INFO] [stderr]     Checking decaf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `matches_macro` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(matches_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `matches_macro` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(matches_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FormalArgList` is never constructed
[INFO] [stdout]    --> src/lnp.rs:339:16
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub struct FormalArgList {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:425:34
[INFO] [stdout]     |
[INFO] [stdout] 425 |         match self.types_map.get(name.into()) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 425 -         match self.types_map.get(name.into()) {
[INFO] [stdout] 425 +         match self.types_map.get(name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 425 -         match self.types_map.get(name.into()) {
[INFO] [stdout] 425 +         match self.types_map.get(<&str as Into<_>>::into(name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:442:38
[INFO] [stdout]     |
[INFO] [stdout] 442 |         match self.functions_map.get(name.into()) {
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 442 -         match self.functions_map.get(name.into()) {
[INFO] [stdout] 442 +         match self.functions_map.get(name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 442 -         match self.functions_map.get(name.into()) {
[INFO] [stdout] 442 +         match self.functions_map.get(<&str as Into<_>>::into(name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:467:32
[INFO] [stdout]     |
[INFO] [stdout] 467 |         match self.classes.get(cls_name.into()) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 467 -         match self.classes.get(cls_name.into()) {
[INFO] [stdout] 467 +         match self.classes.get(cls_name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 467 -         match self.classes.get(cls_name.into()) {
[INFO] [stdout] 467 +         match self.classes.get(<&str as Into<_>>::into(cls_name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:640:35
[INFO] [stdout]     |
[INFO] [stdout] 640 |         match self.global_map.get(name.into()) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 640 -         match self.global_map.get(name.into()) {
[INFO] [stdout] 640 +         match self.global_map.get(name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 640 -         match self.global_map.get(name.into()) {
[INFO] [stdout] 640 +         match self.global_map.get(<&str as Into<_>>::into(name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:703:28
[INFO] [stdout]     |
[INFO] [stdout] 703 |             self.names.get(name.into()).unwrap()
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 703 -             self.names.get(name.into()).unwrap()
[INFO] [stdout] 703 +             self.names.get(name).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 703 -             self.names.get(name.into()).unwrap()
[INFO] [stdout] 703 +             self.names.get(<&str as Into<_>>::into(name)).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FormalArgList` is never constructed
[INFO] [stdout]    --> src/lnp.rs:339:16
[INFO] [stdout]     |
[INFO] [stdout] 339 |     pub struct FormalArgList {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:425:34
[INFO] [stdout]     |
[INFO] [stdout] 425 |         match self.types_map.get(name.into()) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 425 -         match self.types_map.get(name.into()) {
[INFO] [stdout] 425 +         match self.types_map.get(name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 425 -         match self.types_map.get(name.into()) {
[INFO] [stdout] 425 +         match self.types_map.get(<&str as Into<_>>::into(name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:442:38
[INFO] [stdout]     |
[INFO] [stdout] 442 |         match self.functions_map.get(name.into()) {
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 442 -         match self.functions_map.get(name.into()) {
[INFO] [stdout] 442 +         match self.functions_map.get(name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 442 -         match self.functions_map.get(name.into()) {
[INFO] [stdout] 442 +         match self.functions_map.get(<&str as Into<_>>::into(name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:467:32
[INFO] [stdout]     |
[INFO] [stdout] 467 |         match self.classes.get(cls_name.into()) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 467 -         match self.classes.get(cls_name.into()) {
[INFO] [stdout] 467 +         match self.classes.get(cls_name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 467 -         match self.classes.get(cls_name.into()) {
[INFO] [stdout] 467 +         match self.classes.get(<&str as Into<_>>::into(cls_name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:640:35
[INFO] [stdout]     |
[INFO] [stdout] 640 |         match self.global_map.get(name.into()) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 640 -         match self.global_map.get(name.into()) {
[INFO] [stdout] 640 +         match self.global_map.get(name) {
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 640 -         match self.global_map.get(name.into()) {
[INFO] [stdout] 640 +         match self.global_map.get(<&str as Into<_>>::into(name)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&str`
[INFO] [stdout]    --> src/codegen.rs:703:28
[INFO] [stdout]     |
[INFO] [stdout] 703 |             self.names.get(name.into()).unwrap()
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 703 -             self.names.get(name.into()).unwrap()
[INFO] [stdout] 703 +             self.names.get(name).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 703 -             self.names.get(name.into()).unwrap()
[INFO] [stdout] 703 +             self.names.get(<&str as Into<_>>::into(name)).unwrap()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `decaf` (lib) due to 5 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `decaf` (lib test) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d", kill_on_drop: false }`
[INFO] [stdout] 13cd82a6748708957cfbf31907781a9bbb98e73e727b390458e56adb19aca42d
