[INFO] fetching crate semdoc 0.0.1...
[INFO] checking semdoc-0.0.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate semdoc 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate semdoc 0.0.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate semdoc 0.0.1
[INFO] finished tweaking crates.io crate semdoc 0.0.1
[INFO] tweaked toml for crates.io crate semdoc 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate semdoc 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fe05da7824098659a6a3405efa541d900cad8a57e3254758ba3457d1dac30bd
[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" "4fe05da7824098659a6a3405efa541d900cad8a57e3254758ba3457d1dac30bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fe05da7824098659a6a3405efa541d900cad8a57e3254758ba3457d1dac30bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe05da7824098659a6a3405efa541d900cad8a57e3254758ba3457d1dac30bd", kill_on_drop: false }`
[INFO] [stdout] 4fe05da7824098659a6a3405efa541d900cad8a57e3254758ba3457d1dac30bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 0e3ba3f33146401e0a51bcef852c4b450054d51af11741621be3933a7f9c89a0
[INFO] running `Command { std: "docker" "start" "-a" "0e3ba3f33146401e0a51bcef852c4b450054d51af11741621be3933a7f9c89a0", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking semdoc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stdout] warning: associated function is never used: `into_pure`
[INFO] [stdout]   --> src/doc.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn into_pure(self) -> Result<SemDoc<Pure>, S::Error> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stdout] error[E0599]: no method named `without_source_errors` found for struct `doc::SemDoc<memory::Memory>` in the current scope
[INFO] [stdout]   --> src/doc.rs:86:85
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SemDoc<S: Source> {
[INFO] [stdout]    | ---------------------------- method `without_source_errors` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 86 |             let reencoded = match SemDoc::from_bytes(&doc.to_bytes()).map(|doc| doc.without_source_errors()) {
[INFO] [stdout]    |                                                                                     ^^^^^^^^^^^^^^^^^^^^^ method not found in `doc::SemDoc<memory::Memory>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `without_source_errors` found for struct `doc::SemDoc<memory::Memory>` in the current scope
[INFO] [stdout]   --> src/doc.rs:86:85
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SemDoc<S: Source> {
[INFO] [stdout]    | ---------------------------- method `without_source_errors` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 86 |             let reencoded = match SemDoc::from_bytes(&doc.to_bytes()).map(|doc| doc.without_source_errors()) {
[INFO] [stdout]    |                                                                                     ^^^^^^^^^^^^^^^^^^^^^ method not found in `doc::SemDoc<memory::Memory>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `semdoc`
[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] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0e3ba3f33146401e0a51bcef852c4b450054d51af11741621be3933a7f9c89a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3ba3f33146401e0a51bcef852c4b450054d51af11741621be3933a7f9c89a0", kill_on_drop: false }`
[INFO] [stdout] 0e3ba3f33146401e0a51bcef852c4b450054d51af11741621be3933a7f9c89a0