[INFO] fetching crate proxy-enum 0.3.0...
[INFO] testing proxy-enum-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate proxy-enum 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate proxy-enum 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proxy-enum 0.3.0
[INFO] finished tweaking crates.io crate proxy-enum 0.3.0
[INFO] tweaked toml for crates.io crate proxy-enum 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ca660c1fc00b9316da13aad2fcda48f5831df9b41bdb48d1b8b4848e2c8ca7a5
[INFO] running `Command { std: "docker" "start" "-a" "ca660c1fc00b9316da13aad2fcda48f5831df9b41bdb48d1b8b4848e2c8ca7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca660c1fc00b9316da13aad2fcda48f5831df9b41bdb48d1b8b4848e2c8ca7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca660c1fc00b9316da13aad2fcda48f5831df9b41bdb48d1b8b4848e2c8ca7a5", kill_on_drop: false }`
[INFO] [stdout] ca660c1fc00b9316da13aad2fcda48f5831df9b41bdb48d1b8b4848e2c8ca7a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c64c7e724f4a053ed7ca0a536b00d7c5c448eac8d1b741c18f7d0254171dabfe
[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" "c64c7e724f4a053ed7ca0a536b00d7c5c448eac8d1b741c18f7d0254171dabfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling proxy-enum v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.86s
[INFO] running `Command { std: "docker" "inspect" "c64c7e724f4a053ed7ca0a536b00d7c5c448eac8d1b741c18f7d0254171dabfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64c7e724f4a053ed7ca0a536b00d7c5c448eac8d1b741c18f7d0254171dabfe", kill_on_drop: false }`
[INFO] [stdout] c64c7e724f4a053ed7ca0a536b00d7c5c448eac8d1b741c18f7d0254171dabfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cadb630ef806ef3324187fe022355e23e9f1d7add478a5783128708545b444fb
[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" "cadb630ef806ef3324187fe022355e23e9f1d7add478a5783128708545b444fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proxy-enum v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "cadb630ef806ef3324187fe022355e23e9f1d7add478a5783128708545b444fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cadb630ef806ef3324187fe022355e23e9f1d7add478a5783128708545b444fb", kill_on_drop: false }`
[INFO] [stdout] cadb630ef806ef3324187fe022355e23e9f1d7add478a5783128708545b444fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bd52b5f3b300c1c9f22224507c74f1016c25a68acf4b1d64a6e2a8715510169
[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" "6bd52b5f3b300c1c9f22224507c74f1016c25a68acf4b1d64a6e2a8715510169", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proxy_enum-64a1ba249c6f794f
[INFO] [stderr]    Doc-tests proxy-enum
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 19) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 94) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 39) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 114) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 55) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 19) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Cat` in this scope
[INFO] [stdout]  --> src/lib.rs:21:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Cat(Cat),
[INFO] [stdout]   |         ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lion` in this scope
[INFO] [stdout]  --> src/lib.rs:22:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Lion(Lion),
[INFO] [stdout]   |          ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mouse` in this scope
[INFO] [stdout]  --> src/lib.rs:23:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Mouse(Mouse)
[INFO] [stdout]   |           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random_animal` in this scope
[INFO] [stdout]  --> src/lib.rs:26:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | match random_animal() {
[INFO] [stdout]   |       ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Animal` in this scope
[INFO] [stdout]  --> src/lib.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | let animal: &dyn Animal = random_animal();
[INFO] [stdout]   |                  ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random_animal` in this scope
[INFO] [stdout]  --> src/lib.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | let animal: &dyn Animal = random_animal();
[INFO] [stdout]   |                           ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 94) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Cat` in this scope
[INFO] [stdout]   --> src/lib.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 7  |         Cat(Cat),
[INFO] [stdout]    |             ^^^ help: a trait with a similar name exists: `Eat`
[INFO] [stdout] ...
[INFO] [stdout] 12 |     trait Eat {
[INFO] [stdout]    |     --------- similarly named trait `Eat` defined here
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lion` in this scope
[INFO] [stdout]  --> src/lib.rs:99:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         Lion(Lion),
[INFO] [stdout]   |              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mouse` in this scope
[INFO] [stdout]  --> src/lib.rs:100:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         Mouse(Mouse)
[INFO] [stdout]   |               ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 39) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Cat`
[INFO] [stdout]  --> src/lib.rs:43:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Cat(Cat),
[INFO] [stdout]   |             ^^^ use of undeclared type `Cat`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lion`
[INFO] [stdout]  --> src/lib.rs:44:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         Lion(Lion),
[INFO] [stdout]   |              ^^^^ use of undeclared type `Lion`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mouse`
[INFO] [stdout]  --> src/lib.rs:45:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         Mouse(Mouse)
[INFO] [stdout]   |               ^^^^^ use of undeclared type `Mouse`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Cat` in this scope
[INFO] [stdout]  --> src/lib.rs:43:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Cat(Cat),
[INFO] [stdout]   |             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lion` in this scope
[INFO] [stdout]  --> src/lib.rs:44:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         Lion(Lion),
[INFO] [stdout]   |              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mouse` in this scope
[INFO] [stdout]  --> src/lib.rs:45:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         Mouse(Mouse)
[INFO] [stdout]   |               ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 114) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Cat` in this scope
[INFO] [stdout]  --> src/lib.rs:118:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Cat(Cat),
[INFO] [stdout]   |             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lion` in this scope
[INFO] [stdout]  --> src/lib.rs:119:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         Lion(Lion),
[INFO] [stdout]   |              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mouse` in this scope
[INFO] [stdout]  --> src/lib.rs:120:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |         Mouse(Mouse)
[INFO] [stdout]   |               ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 55) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Cat` in this scope
[INFO] [stdout]  --> src/lib.rs:58:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |         Cat(Cat),
[INFO] [stdout]   |             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lion` in this scope
[INFO] [stdout]  --> src/lib.rs:59:14
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Lion(Lion),
[INFO] [stdout]   |              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mouse` in this scope
[INFO] [stdout]  --> src/lib.rs:60:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Mouse(Mouse)
[INFO] [stdout]   |               ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Cat` in this scope
[INFO] [stdout]   --> src/lib.rs:73:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     impl From<Cat> for Animal {
[INFO] [stdout]    |         -     ^^^ not found in this scope
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: you might be missing a type parameter: `<Cat>`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Cat` in this scope
[INFO] [stdout]   --> src/lib.rs:74:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |         fn from(from: Cat) -> Self {
[INFO] [stdout]    |                       ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lion` in this scope
[INFO] [stdout]   --> src/lib.rs:79:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     impl From<Lion> for Animal {
[INFO] [stdout]    |         -     ^^^^ not found in this scope
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: you might be missing a type parameter: `<Lion>`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Lion` in this scope
[INFO] [stdout]   --> src/lib.rs:80:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |         fn from(from: Lion) -> Self {
[INFO] [stdout]    |                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mouse` in this scope
[INFO] [stdout]   --> src/lib.rs:85:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     impl From<Mouse> for Animal {
[INFO] [stdout]    |         -     ^^^^^ not found in this scope
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: you might be missing a type parameter: `<Mouse>`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mouse` in this scope
[INFO] [stdout]   --> src/lib.rs:86:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |         fn from(from: Mouse) -> Self {
[INFO] [stdout]    |                       ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 114)
[INFO] [stdout]     src/lib.rs - (line 19)
[INFO] [stdout]     src/lib.rs - (line 39)
[INFO] [stdout]     src/lib.rs - (line 55)
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout]     src/lib.rs - (line 94)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "6bd52b5f3b300c1c9f22224507c74f1016c25a68acf4b1d64a6e2a8715510169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd52b5f3b300c1c9f22224507c74f1016c25a68acf4b1d64a6e2a8715510169", kill_on_drop: false }`
[INFO] [stdout] 6bd52b5f3b300c1c9f22224507c74f1016c25a68acf4b1d64a6e2a8715510169