[INFO] fetching crate deep-flatten 0.1.0... [INFO] testing deep-flatten-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate deep-flatten 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate deep-flatten 0.1.0 [INFO] finished tweaking crates.io crate deep-flatten 0.1.0 [INFO] tweaked toml for crates.io crate deep-flatten 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate deep-flatten 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d1eb5b48fca232be4b863bb49ee9fbe1372c746e54ea27cdab8c320d91de433 [INFO] running `Command { std: "docker" "start" "-a" "4d1eb5b48fca232be4b863bb49ee9fbe1372c746e54ea27cdab8c320d91de433", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d1eb5b48fca232be4b863bb49ee9fbe1372c746e54ea27cdab8c320d91de433", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d1eb5b48fca232be4b863bb49ee9fbe1372c746e54ea27cdab8c320d91de433", kill_on_drop: false }` [INFO] [stdout] 4d1eb5b48fca232be4b863bb49ee9fbe1372c746e54ea27cdab8c320d91de433 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39850fc133443acfdd48b10c70ab3758a243bbdc140a5b290b9744e5927a5c02 [INFO] running `Command { std: "docker" "start" "-a" "39850fc133443acfdd48b10c70ab3758a243bbdc140a5b290b9744e5927a5c02", kill_on_drop: false }` [INFO] [stderr] Compiling deep-flatten v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "39850fc133443acfdd48b10c70ab3758a243bbdc140a5b290b9744e5927a5c02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39850fc133443acfdd48b10c70ab3758a243bbdc140a5b290b9744e5927a5c02", kill_on_drop: false }` [INFO] [stdout] 39850fc133443acfdd48b10c70ab3758a243bbdc140a5b290b9744e5927a5c02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be09a3ad5d2361729df6b8f4318e28b7de9f747de02ae999a485892e3609334b [INFO] running `Command { std: "docker" "start" "-a" "be09a3ad5d2361729df6b8f4318e28b7de9f747de02ae999a485892e3609334b", kill_on_drop: false }` [INFO] [stderr] Compiling deep-flatten v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "be09a3ad5d2361729df6b8f4318e28b7de9f747de02ae999a485892e3609334b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be09a3ad5d2361729df6b8f4318e28b7de9f747de02ae999a485892e3609334b", kill_on_drop: false }` [INFO] [stdout] be09a3ad5d2361729df6b8f4318e28b7de9f747de02ae999a485892e3609334b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6fd0a13b2a13d9e96f6dc6655605a900d62c75445906ae5e8c48bd090097e1f2 [INFO] running `Command { std: "docker" "start" "-a" "6fd0a13b2a13d9e96f6dc6655605a900d62c75445906ae5e8c48bd090097e1f2", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/deep_flatten-3b9cc167c842a88b) [INFO] [stdout] running 0 tests [INFO] [stderr] Running tests/flatten_option.rs (/opt/rustwide/target/debug/deps/flatten_option-a89aec32aae73d91) [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 2 tests [INFO] [stdout] test test_flatten ... ok [INFO] [stdout] test test_very_deep_flatten ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests deep_flatten [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 8) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 8) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `deep_flatten::DeepFlatten` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use deep_flatten::DeepFlatten; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ no `DeepFlatten` in the root [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `deep_flatten` found for enum `Option` in the current scope [INFO] [stdout] --> src/lib.rs:13:19 [INFO] [stdout] | [INFO] [stdout] 13 | let flattened = x.deep_flatten(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/src/lib.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | fn deep_flatten(self) -> Option; [INFO] [stdout] | ------------ the method is available for `Option>>>>>>>>` here [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: trait `OptionDeepFlatten` which provides `deep_flatten` is implemented but not in scope; perhaps you want to import it [INFO] [stdout] | [INFO] [stdout] 7 + use crate::deep_flatten::OptionDeepFlatten; [INFO] [stdout] | [INFO] [stdout] help: there is a method `flatten` with a similar name [INFO] [stdout] | [INFO] [stdout] 13 - let flattened = x.deep_flatten(); [INFO] [stdout] 13 + let flattened = x.flatten(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0599. [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 8) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "6fd0a13b2a13d9e96f6dc6655605a900d62c75445906ae5e8c48bd090097e1f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fd0a13b2a13d9e96f6dc6655605a900d62c75445906ae5e8c48bd090097e1f2", kill_on_drop: false }` [INFO] [stdout] 6fd0a13b2a13d9e96f6dc6655605a900d62c75445906ae5e8c48bd090097e1f2