[INFO] fetching crate ra_ap_la-arena 0.0.49...
[INFO] testing ra_ap_la-arena-0.0.49 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate ra_ap_la-arena 0.0.49 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ra_ap_la-arena 0.0.49 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_la-arena 0.0.49
[INFO] finished tweaking crates.io crate ra_ap_la-arena 0.0.49
[INFO] tweaked toml for crates.io crate ra_ap_la-arena 0.0.49 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d173041f2aa1ab234d20e35cf41dc1b18e80e26346c57105f72c0d471db124db
[INFO] running `Command { std: "docker" "start" "-a" "d173041f2aa1ab234d20e35cf41dc1b18e80e26346c57105f72c0d471db124db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d173041f2aa1ab234d20e35cf41dc1b18e80e26346c57105f72c0d471db124db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d173041f2aa1ab234d20e35cf41dc1b18e80e26346c57105f72c0d471db124db", kill_on_drop: false }`
[INFO] [stdout] d173041f2aa1ab234d20e35cf41dc1b18e80e26346c57105f72c0d471db124db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32425bae37366b4784b4d834b8b234212defb97aad1ab82c8cd8b83ea451789a
[INFO] running `Command { std: "docker" "start" "-a" "32425bae37366b4784b4d834b8b234212defb97aad1ab82c8cd8b83ea451789a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ra_ap_la-arena v0.0.49 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "32425bae37366b4784b4d834b8b234212defb97aad1ab82c8cd8b83ea451789a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32425bae37366b4784b4d834b8b234212defb97aad1ab82c8cd8b83ea451789a", kill_on_drop: false }`
[INFO] [stdout] 32425bae37366b4784b4d834b8b234212defb97aad1ab82c8cd8b83ea451789a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e52dd35c356c815c1389008bdb9abd6296d1e926aa5e2fe646448f8d4b98bd3
[INFO] running `Command { std: "docker" "start" "-a" "0e52dd35c356c815c1389008bdb9abd6296d1e926aa5e2fe646448f8d4b98bd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ra_ap_la-arena v0.0.49 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "0e52dd35c356c815c1389008bdb9abd6296d1e926aa5e2fe646448f8d4b98bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e52dd35c356c815c1389008bdb9abd6296d1e926aa5e2fe646448f8d4b98bd3", kill_on_drop: false }`
[INFO] [stdout] 0e52dd35c356c815c1389008bdb9abd6296d1e926aa5e2fe646448f8d4b98bd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8523e9a0eda76eba61d1eb52b39ebd69e629654b779c623e15da1b462ec60921
[INFO] running `Command { std: "docker" "start" "-a" "8523e9a0eda76eba61d1eb52b39ebd69e629654b779c623e15da1b462ec60921", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ra_ap_la_arena-4a63e004121e07d0)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ra_ap_la-arena
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc (line 166) ... FAILED
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 180) ... FAILED
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 153) ... FAILED
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 199) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 134) ... FAILED
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 107) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Arena<T>::alloc (line 166) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:167:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut arena = la_arena::Arena::new();
[INFO] [stdout]   |                           ^^^^^ not found in `la_arena`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ra_ap_la_arena::Arena;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Arena<T>::iter (line 180) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:181:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut arena = la_arena::Arena::new();
[INFO] [stdout]   |                           ^^^^^ not found in `la_arena`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ra_ap_la_arena::Arena;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Arena<T>::clear (line 117) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:118:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut arena = la_arena::Arena::new();
[INFO] [stdout]   |                           ^^^^^ not found in `la_arena`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ra_ap_la_arena::Arena;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Arena<T>::is_empty (line 153) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:154:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut arena = la_arena::Arena::new();
[INFO] [stdout]   |                           ^^^^^ not found in `la_arena`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ra_ap_la_arena::Arena;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Arena<T>::iter_mut (line 199) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:200:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut arena = la_arena::Arena::new();
[INFO] [stdout]   |                           ^^^^^ not found in `la_arena`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ra_ap_la_arena::Arena;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Arena<T>::len (line 134) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:135:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut arena = la_arena::Arena::new();
[INFO] [stdout]   |                           ^^^^^ not found in `la_arena`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ra_ap_la_arena::Arena;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Arena<T>::new (line 107) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:108:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let arena: la_arena::Arena<i32> = la_arena::Arena::new();
[INFO] [stdout]   |            ^^^^^^^^ use of undeclared crate or module `la_arena`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `la_arena`
[INFO] [stdout]  --> src/lib.rs:108:45
[INFO] [stdout]   |
[INFO] [stdout] 3 | let arena: la_arena::Arena<i32> = la_arena::Arena::new();
[INFO] [stdout]   |                                             ^^^^^ not found in `la_arena`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ra_ap_la_arena::Arena;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Arena<T>::alloc (line 166)
[INFO] [stdout]     src/lib.rs - Arena<T>::clear (line 117)
[INFO] [stdout]     src/lib.rs - Arena<T>::is_empty (line 153)
[INFO] [stdout]     src/lib.rs - Arena<T>::iter (line 180)
[INFO] [stdout]     src/lib.rs - Arena<T>::iter_mut (line 199)
[INFO] [stdout]     src/lib.rs - Arena<T>::len (line 134)
[INFO] [stdout]     src/lib.rs - Arena<T>::new (line 107)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 7 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8523e9a0eda76eba61d1eb52b39ebd69e629654b779c623e15da1b462ec60921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8523e9a0eda76eba61d1eb52b39ebd69e629654b779c623e15da1b462ec60921", kill_on_drop: false }`
[INFO] [stdout] 8523e9a0eda76eba61d1eb52b39ebd69e629654b779c623e15da1b462ec60921