[INFO] cloning repository https://github.com/axion014/json-ld-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/axion014/json-ld-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxion014%2Fjson-ld-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxion014%2Fjson-ld-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5518cd61fdfa15f23adc7cc5c029c953686a9f08
[INFO] checking axion014/json-ld-rs against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxion014%2Fjson-ld-rs" "/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/axion014/json-ld-rs on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/axion014/json-ld-rs
[INFO] finished tweaking git repo https://github.com/axion014/json-ld-rs
[INFO] tweaked toml for git repo https://github.com/axion014/json-ld-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/axion014/json-ld-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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 async-recursion v0.3.2
[INFO] [stderr]   Downloaded http-link v1.0.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5648f05424936180e01c9976da69306779374b46f4023a41fc55669b74e5f27c
[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" "5648f05424936180e01c9976da69306779374b46f4023a41fc55669b74e5f27c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5648f05424936180e01c9976da69306779374b46f4023a41fc55669b74e5f27c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5648f05424936180e01c9976da69306779374b46f4023a41fc55669b74e5f27c", kill_on_drop: false }`
[INFO] [stdout] 5648f05424936180e01c9976da69306779374b46f4023a41fc55669b74e5f27c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fa105417df99386ae3a7c1c8c656198cf2ee109c2f6e374f120c3d87ffea46f
[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" "2fa105417df99386ae3a7c1c8c656198cf2ee109c2f6e374f120c3d87ffea46f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cc-traits v0.4.0 (https://github.com/axion014/cc-traits?branch=serde-json-map#52b16363)
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking json-trait v0.1.0 (https://github.com/axion014/json-trait#3bcb37a4)
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]     Checking json-ld-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::util::as_compact_iri`
[INFO] [stdout]   --> src/context.rs:15:102
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::util::{is_jsonld_keyword, looks_like_a_jsonld_keyword, resolve, resolve_with_str, is_iri, as_compact_iri};
[INFO] [stdout]    |                                                                                                      ^^^^^^^^^^^^^^ no `as_compact_iri` in `util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::util::as_compact_iri`
[INFO] [stdout]   --> src/context.rs:15:102
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::util::{is_jsonld_keyword, looks_like_a_jsonld_keyword, resolve, resolve_with_str, is_iri, as_compact_iri};
[INFO] [stdout]    |                                                                                                      ^^^^^^^^^^^^^^ no `as_compact_iri` in `util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HashSet`
[INFO] [stdout]   --> src/expand.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     None, false, false, HashSet::new())?;
[INFO] [stdout]    |                                         ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::JsonLdProcessor::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HashSet`
[INFO] [stdout]   --> src/expand.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 |                         None, false, false, HashSet::new())?;
[INFO] [stdout]    |                                             ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::JsonLdProcessor::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `is_iri`
[INFO] [stdout]   --> src/context.rs:15:94
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::util::{is_jsonld_keyword, looks_like_a_jsonld_keyword, resolve, resolve_with_str, is_iri, as_compact_iri};
[INFO] [stdout]    |                                                                                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HashSet`
[INFO] [stdout]   --> src/expand.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     None, false, false, HashSet::new())?;
[INFO] [stdout]    |                                         ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::JsonLdProcessor::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HashSet`
[INFO] [stdout]   --> src/expand.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 |                         None, false, false, HashSet::new())?;
[INFO] [stdout]    |                                             ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::JsonLdProcessor::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::HashSet;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `is_iri`
[INFO] [stdout]   --> src/context.rs:15:94
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::util::{is_jsonld_keyword, looks_like_a_jsonld_keyword, resolve, resolve_with_str, is_iri, as_compact_iri};
[INFO] [stdout]    |                                                                                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0643]: method `map` has incompatible signature for trait
[INFO] [stdout]    --> src/lib.rs:186:49
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 fn map<'b>(&self, json: &'b T::Object, cow: impl MapCowCallback<'a, 'b>) -> Option<Result<JsonLdContext<'a, T>>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected generic parameter, found `impl Trait`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/util.rs:31:16
[INFO] [stdout]     |
[INFO] [stdout] 31  |     fn map<'c, C: MapCowCallback<'b, 'c>>(&self, value: &'c T, cow: C) -> U where 'a: 'c;
[INFO] [stdout]     |                - declaration in trait here
[INFO] [stdout]     |
[INFO] [stdout] help: try changing the `impl Trait` argument to a generic parameter
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 fn map<'c, C: MapCowCallback<'b, 'c>>(&self, json: &'b T::Object, cow: C) -> Option<Result<JsonLdContext<'a, T>>> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/context.rs:87:6
[INFO] [stdout]    |
[INFO] [stdout] 86 |                       let loaded_context = todo!();
[INFO] [stdout]    |                                            ------- any code following this expression is unreachable
[INFO] [stdout] 87 | /                     result = process_context(&mut result, loaded_context, base_url, options, remote_contexts,
[INFO] [stdout] 88 | |                         false, true, validate_scoped_context).await?;
[INFO] [stdout]    | |_____________________________________________________________________^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0643]: method `map` has incompatible signature for trait
[INFO] [stdout]    --> src/lib.rs:186:49
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 fn map<'b>(&self, json: &'b T::Object, cow: impl MapCowCallback<'a, 'b>) -> Option<Result<JsonLdContext<'a, T>>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected generic parameter, found `impl Trait`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/util.rs:31:16
[INFO] [stdout]     |
[INFO] [stdout] 31  |     fn map<'c, C: MapCowCallback<'b, 'c>>(&self, value: &'c T, cow: C) -> U where 'a: 'c;
[INFO] [stdout]     |                - declaration in trait here
[INFO] [stdout]     |
[INFO] [stdout] help: try changing the `impl Trait` argument to a generic parameter
[INFO] [stdout]     |
[INFO] [stdout] 186 |                 fn map<'c, C: MapCowCallback<'b, 'c>>(&self, json: &'b T::Object, cow: C) -> Option<Result<JsonLdContext<'a, T>>> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/context.rs:87:6
[INFO] [stdout]    |
[INFO] [stdout] 86 |                       let loaded_context = todo!();
[INFO] [stdout]    |                                            ------- any code following this expression is unreachable
[INFO] [stdout] 87 | /                     result = process_context(&mut result, loaded_context, base_url, options, remote_contexts,
[INFO] [stdout] 88 | |                         false, true, validate_scoped_context).await?;
[INFO] [stdout]    | |_____________________________________________________________________^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MapInsert`
[INFO] [stdout]  --> src/context.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cc_traits::{Get, MapInsert};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0643.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json-ld-rs`
[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] [stdout] warning: unused import: `MapInsert`
[INFO] [stdout]  --> src/context.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cc_traits::{Get, MapInsert};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0643.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2fa105417df99386ae3a7c1c8c656198cf2ee109c2f6e374f120c3d87ffea46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa105417df99386ae3a7c1c8c656198cf2ee109c2f6e374f120c3d87ffea46f", kill_on_drop: false }`
[INFO] [stdout] 2fa105417df99386ae3a7c1c8c656198cf2ee109c2f6e374f120c3d87ffea46f