[INFO] fetching crate morphism 0.4.1... [INFO] testing morphism-0.4.1 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate morphism 0.4.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate morphism 0.4.1 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate morphism 0.4.1 [INFO] finished tweaking crates.io crate morphism 0.4.1 [INFO] tweaked toml for crates.io crate morphism 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b96b2a8579f75f4b64a31522d3d132f6013ca6b8c4c2205ad7db7a385c7f349 [INFO] running `Command { std: "docker" "start" "-a" "3b96b2a8579f75f4b64a31522d3d132f6013ca6b8c4c2205ad7db7a385c7f349", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b96b2a8579f75f4b64a31522d3d132f6013ca6b8c4c2205ad7db7a385c7f349", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b96b2a8579f75f4b64a31522d3d132f6013ca6b8c4c2205ad7db7a385c7f349", kill_on_drop: false }` [INFO] [stdout] 3b96b2a8579f75f4b64a31522d3d132f6013ca6b8c4c2205ad7db7a385c7f349 [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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60435118466dd6a13f0e1d98bdb3735b61636afa417bf2a040c28314897d1945 [INFO] running `Command { std: "docker" "start" "-a" "60435118466dd6a13f0e1d98bdb3735b61636afa417bf2a040c28314897d1945", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling morphism v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:33:35 [INFO] [stdout] | [INFO] [stdout] 33 | mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 - mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] 33 + mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "60435118466dd6a13f0e1d98bdb3735b61636afa417bf2a040c28314897d1945", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60435118466dd6a13f0e1d98bdb3735b61636afa417bf2a040c28314897d1945", kill_on_drop: false }` [INFO] [stdout] 60435118466dd6a13f0e1d98bdb3735b61636afa417bf2a040c28314897d1945 [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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce96b4ba4d49b7d19850503f6a391b0fb0801eb0ea279065a8eec18ae47ffd1b [INFO] running `Command { std: "docker" "start" "-a" "ce96b4ba4d49b7d19850503f6a391b0fb0801eb0ea279065a8eec18ae47ffd1b", kill_on_drop: false }` [INFO] [stderr] Compiling morphism v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:33:35 [INFO] [stdout] | [INFO] [stdout] 33 | mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 - mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] 33 + mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:33:35 [INFO] [stdout] | [INFO] [stdout] 33 | mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 - mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] 33 + mfns: LinkedList *const () + 'a>>>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "ce96b4ba4d49b7d19850503f6a391b0fb0801eb0ea279065a8eec18ae47ffd1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce96b4ba4d49b7d19850503f6a391b0fb0801eb0ea279065a8eec18ae47ffd1b", kill_on_drop: false }` [INFO] [stdout] ce96b4ba4d49b7d19850503f6a391b0fb0801eb0ea279065a8eec18ae47ffd1b [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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6a07f8f70697218f2c89d67ba9d452614b92f9e759fa10c457e4fee64a3fec4a [INFO] running `Command { std: "docker" "start" "-a" "6a07f8f70697218f2c89d67ba9d452614b92f9e759fa10c457e4fee64a3fec4a", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:33:35 [INFO] [stderr] | [INFO] [stderr] 33 | mfns: LinkedList *const () + 'a>>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 33 - mfns: LinkedList *const () + 'a>>>, [INFO] [stderr] 33 + mfns: LinkedList *const () + 'a>>>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `morphism` (lib) generated 1 warning [INFO] [stderr] warning: `morphism` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/morphism-b4d5daafca3160b9) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests morphism [INFO] [stdout] test tests::readme ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - Morphism::head (line 92) ... FAILED [INFO] [stdout] test src/lib.rs - Morphism::push_back (line 191) ... FAILED [INFO] [stdout] test src/lib.rs - Morphism::tail (line 166) ... FAILED [INFO] [stdout] test src/lib.rs - Morphism::then (line 213) ... FAILED [INFO] [stdout] test src/lib.rs - Morphism::push_front (line 117) ... FAILED [INFO] [stdout] test src/lib.rs - Morphism::new (line 44) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Morphism::head (line 92) stdout ---- [INFO] [stdout] error: type `morphism::Void` is private [INFO] [stdout] --> src/lib.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 6 | let f = Morphism::new::>() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ private type [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Morphism::push_back (line 191) stdout ---- [INFO] [stdout] error: type `morphism::Void` is private [INFO] [stdout] --> src/lib.rs:194:13 [INFO] [stdout] | [INFO] [stdout] 6 | let mut f = Morphism::new::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ private type [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Morphism::tail (line 166) stdout ---- [INFO] [stdout] error: type `morphism::Void` is private [INFO] [stdout] --> src/lib.rs:169:9 [INFO] [stdout] | [INFO] [stdout] 6 | let f = Morphism::new::() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ private type [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Morphism::then (line 213) stdout ---- [INFO] [stdout] error: type `morphism::Void` is private [INFO] [stdout] --> src/lib.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 6 | let mut f = Morphism::new::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ private type [INFO] [stdout] [INFO] [stdout] error: type `morphism::Void` is private [INFO] [stdout] --> src/lib.rs:223:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut g = Morphism::new::>(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ private type [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Morphism::push_front (line 117) stdout ---- [INFO] [stdout] error: type `morphism::Void` is private [INFO] [stdout] --> src/lib.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 6 | let mut f = Morphism::new::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ private type [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - Morphism::new (line 44) stdout ---- [INFO] [stdout] error: type `morphism::Void` is private [INFO] [stdout] --> src/lib.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 6 | assert_eq!(Morphism::new::().run(42u64), 42u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ private type [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Morphism::head (line 92) [INFO] [stdout] src/lib.rs - Morphism::new (line 44) [INFO] [stdout] src/lib.rs - Morphism::push_back (line 191) [INFO] [stdout] src/lib.rs - Morphism::push_front (line 117) [INFO] [stdout] src/lib.rs - Morphism::tail (line 166) [INFO] [stdout] src/lib.rs - Morphism::then (line 213) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6a07f8f70697218f2c89d67ba9d452614b92f9e759fa10c457e4fee64a3fec4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a07f8f70697218f2c89d67ba9d452614b92f9e759fa10c457e4fee64a3fec4a", kill_on_drop: false }` [INFO] [stdout] 6a07f8f70697218f2c89d67ba9d452614b92f9e759fa10c457e4fee64a3fec4a