[INFO] crate compt 1.6.1 is already in cache
[INFO] checking compt-1.6.1 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate compt 1.6.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate compt 1.6.1 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "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] 2f2b3b4717b0b3dc5c3da2fc3d11b32c9565820bf9faa3811869ba020396afcf
[INFO] running `Command { std: "docker" "start" "-a" "2f2b3b4717b0b3dc5c3da2fc3d11b32c9565820bf9faa3811869ba020396afcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f2b3b4717b0b3dc5c3da2fc3d11b32c9565820bf9faa3811869ba020396afcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2b3b4717b0b3dc5c3da2fc3d11b32c9565820bf9faa3811869ba020396afcf", kill_on_drop: false }`
[INFO] [stdout] 2f2b3b4717b0b3dc5c3da2fc3d11b32c9565820bf9faa3811869ba020396afcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805dec102b0e4355df570073109a496eae51b047b14d84a1d902f556f1b4777a
[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" "805dec102b0e4355df570073109a496eae51b047b14d84a1d902f556f1b4777a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking compt v1.6.1 (/opt/rustwide/workdir)
[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 v0.1.43
[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}, compt::dfs_order::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}, compt::dfs_order::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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "805dec102b0e4355df570073109a496eae51b047b14d84a1d902f556f1b4777a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805dec102b0e4355df570073109a496eae51b047b14d84a1d902f556f1b4777a", kill_on_drop: false }`
[INFO] [stdout] 805dec102b0e4355df570073109a496eae51b047b14d84a1d902f556f1b4777a