[INFO] fetching crate compt 1.6.1...
[INFO] checking compt-1.6.1 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate compt 1.6.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate compt 1.6.1 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compt 1.6.1
[INFO] finished tweaking crates.io crate compt 1.6.1
[INFO] tweaked toml for crates.io crate compt 1.6.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52a8e2413777be2a3ce529f349a808da16f2acc76c62b1348b9c92e21dc8ecad
[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" "52a8e2413777be2a3ce529f349a808da16f2acc76c62b1348b9c92e21dc8ecad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52a8e2413777be2a3ce529f349a808da16f2acc76c62b1348b9c92e21dc8ecad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a8e2413777be2a3ce529f349a808da16f2acc76c62b1348b9c92e21dc8ecad", kill_on_drop: false }`
[INFO] [stdout] 52a8e2413777be2a3ce529f349a808da16f2acc76c62b1348b9c92e21dc8ecad
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24b6b5774ea6741cba6738db54705f03b870eb46a57f105635092f5df555b00e
[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" "24b6b5774ea6741cba6738db54705f03b870eb46a57f105635092f5df555b00e", 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 semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking compt v1.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rustc-test v0.3.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stdout] error[E0599]: no method named `bfs_iter` found for struct `compt::bfs_order::VistrMut<'_, {integer}>` in the current scope
[INFO] [stdout]   --> benches/trees.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |         for a in k.vistr_mut().bfs_iter() {
[INFO] [stdout]    |                                ^^^^^^^^ method not found in `compt::bfs_order::VistrMut<'_, {integer}>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `bfs_iter` found for struct `compt::dfs_order::VistrMut<'_, {integer}, PreOrder>` in the current scope
[INFO] [stdout]   --> benches/trees.rs:48:32
[INFO] [stdout]    |
[INFO] [stdout] 48 |         for a in k.vistr_mut().bfs_iter() {
[INFO] [stdout]    |                                ^^^^^^^^ method not found in `compt::dfs_order::VistrMut<'_, {integer}, PreOrder>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "24b6b5774ea6741cba6738db54705f03b870eb46a57f105635092f5df555b00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b6b5774ea6741cba6738db54705f03b870eb46a57f105635092f5df555b00e", kill_on_drop: false }`
[INFO] [stdout] 24b6b5774ea6741cba6738db54705f03b870eb46a57f105635092f5df555b00e
