[INFO] fetching crate fqdn-trie 0.4.6...
[INFO] testing fqdn-trie-0.4.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fqdn-trie 0.4.6 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate fqdn-trie 0.4.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fqdn-trie 0.4.6
[INFO] tweaked toml for crates.io crate fqdn-trie 0.4.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fqdn-trie 0.4.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fqdn-trie 0.4.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpu-time v1.0.0
[INFO] [stderr]   Downloaded fqdn v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7385a3a2d25d5349dceb2642f5d9358db8cf44854ffb8f361ec5b510b1822832
[INFO] running `Command { std: "docker" "start" "-a" "7385a3a2d25d5349dceb2642f5d9358db8cf44854ffb8f361ec5b510b1822832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7385a3a2d25d5349dceb2642f5d9358db8cf44854ffb8f361ec5b510b1822832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7385a3a2d25d5349dceb2642f5d9358db8cf44854ffb8f361ec5b510b1822832", kill_on_drop: false }`
[INFO] [stdout] 7385a3a2d25d5349dceb2642f5d9358db8cf44854ffb8f361ec5b510b1822832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56c6f9fd6a8223c82919fbc0d7126dd4f72aaa1a07b47fe0f555aebef69dd3f4
[INFO] running `Command { std: "docker" "start" "-a" "56c6f9fd6a8223c82919fbc0d7126dd4f72aaa1a07b47fe0f555aebef69dd3f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling fqdn v0.4.6
[INFO] [stderr]    Compiling fqdn-trie v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "56c6f9fd6a8223c82919fbc0d7126dd4f72aaa1a07b47fe0f555aebef69dd3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c6f9fd6a8223c82919fbc0d7126dd4f72aaa1a07b47fe0f555aebef69dd3f4", kill_on_drop: false }`
[INFO] [stdout] 56c6f9fd6a8223c82919fbc0d7126dd4f72aaa1a07b47fe0f555aebef69dd3f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6f9794fda2976c74c3dcf3bc25f21cf2088f4385c5ed0512726580ce429a610
[INFO] running `Command { std: "docker" "start" "-a" "f6f9794fda2976c74c3dcf3bc25f21cf2088f4385c5ed0512726580ce429a610", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling cpu-time v1.0.0
[INFO] [stderr]    Compiling fqdn-trie v0.4.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `open_dot_view` found for struct `fqdn_trie::FqdnTrieSet<T>` in the current scope
[INFO] [stdout]   --> examples/orange.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |     trie.open_dot_view().expect("can’t open dot view");
[INFO] [stdout]    |          ^^^^^^^^^^^^^ method not found in `fqdn_trie::FqdnTrieSet<FQDN>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `open_dot_view` found for struct `fqdn_trie::FqdnTrieSet<T>` in the current scope
[INFO] [stdout]   --> examples/orange.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |     trie.open_dot_view().expect("can’t open dot view");
[INFO] [stdout]    |          ^^^^^^^^^^^^^ method not found in `fqdn_trie::FqdnTrieSet<FQDN>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fqdn-trie` (example "orange") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `open_dot_view` found for struct `fqdn_trie::FqdnTrieSet<T>` in the current scope
[INFO] [stdout]   --> examples/simple.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |     trie.open_dot_view().expect("can’t open dot view");
[INFO] [stdout]    |          ^^^^^^^^^^^^^ method not found in `fqdn_trie::FqdnTrieSet<FQDN>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fqdn-trie` (example "simple") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f6f9794fda2976c74c3dcf3bc25f21cf2088f4385c5ed0512726580ce429a610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f9794fda2976c74c3dcf3bc25f21cf2088f4385c5ed0512726580ce429a610", kill_on_drop: false }`
[INFO] [stdout] f6f9794fda2976c74c3dcf3bc25f21cf2088f4385c5ed0512726580ce429a610