[INFO] fetching crate semdoc 0.0.1...
[INFO] testing semdoc-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate semdoc 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate semdoc 0.0.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-0/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" "+1.60.0" "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 once_cell v1.7.0
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] [stderr]   Downloaded libc v0.2.86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 493d1ef5161fa24e63ba9f40542ce501f8db5b08f0e64bbeb99dfeb0321a43ea
[INFO] running `Command { std: "docker" "start" "-a" "493d1ef5161fa24e63ba9f40542ce501f8db5b08f0e64bbeb99dfeb0321a43ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "493d1ef5161fa24e63ba9f40542ce501f8db5b08f0e64bbeb99dfeb0321a43ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493d1ef5161fa24e63ba9f40542ce501f8db5b08f0e64bbeb99dfeb0321a43ea", kill_on_drop: false }`
[INFO] [stdout] 493d1ef5161fa24e63ba9f40542ce501f8db5b08f0e64bbeb99dfeb0321a43ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 2ef093bccb22c787671dcda9960360a26c98d8833884b06a45b6705ab347c529
[INFO] running `Command { std: "docker" "start" "-a" "2ef093bccb22c787671dcda9960360a26c98d8833884b06a45b6705ab347c529", kill_on_drop: false }`
[INFO] [stderr]    Compiling semdoc v0.0.1 (/opt/rustwide/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "2ef093bccb22c787671dcda9960360a26c98d8833884b06a45b6705ab347c529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef093bccb22c787671dcda9960360a26c98d8833884b06a45b6705ab347c529", kill_on_drop: false }`
[INFO] [stdout] 2ef093bccb22c787671dcda9960360a26c98d8833884b06a45b6705ab347c529
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f581231f4feaf5ceb3f4ad328c325cf8788af684e65b119e462c5eec433ba2
[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" "e2f581231f4feaf5ceb3f4ad328c325cf8788af684e65b119e462c5eec433ba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling semdoc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `without_source_errors` found for struct `doc::SemDoc` 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` 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` due to 2 previous errors
[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" "e2f581231f4feaf5ceb3f4ad328c325cf8788af684e65b119e462c5eec433ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f581231f4feaf5ceb3f4ad328c325cf8788af684e65b119e462c5eec433ba2", kill_on_drop: false }`
[INFO] [stdout] e2f581231f4feaf5ceb3f4ad328c325cf8788af684e65b119e462c5eec433ba2