[INFO] fetching crate type-variance 0.1.0... [INFO] testing type-variance-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate type-variance 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate type-variance 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate type-variance 0.1.0 [INFO] tweaked toml for crates.io crate type-variance 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate type-variance 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 35 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b8d6b4731f9db53e62940511d945288676fd597cb38a069d0b8b1ba7d2a45eb [INFO] running `Command { std: "docker" "start" "-a" "7b8d6b4731f9db53e62940511d945288676fd597cb38a069d0b8b1ba7d2a45eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b8d6b4731f9db53e62940511d945288676fd597cb38a069d0b8b1ba7d2a45eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b8d6b4731f9db53e62940511d945288676fd597cb38a069d0b8b1ba7d2a45eb", kill_on_drop: false }` [INFO] [stdout] 7b8d6b4731f9db53e62940511d945288676fd597cb38a069d0b8b1ba7d2a45eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d6088842602db35052bf18c7024a95a8c7218cd59544feea81347ed1d25b7d1 [INFO] running `Command { std: "docker" "start" "-a" "5d6088842602db35052bf18c7024a95a8c7218cd59544feea81347ed1d25b7d1", kill_on_drop: false }` [INFO] [stderr] Compiling type-variance v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "5d6088842602db35052bf18c7024a95a8c7218cd59544feea81347ed1d25b7d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d6088842602db35052bf18c7024a95a8c7218cd59544feea81347ed1d25b7d1", kill_on_drop: false }` [INFO] [stdout] 5d6088842602db35052bf18c7024a95a8c7218cd59544feea81347ed1d25b7d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0ba2d1695a263f875ca797f0eaa35ffa1b9e7d5ab33037d3fb2fee1a0aa13f3 [INFO] running `Command { std: "docker" "start" "-a" "e0ba2d1695a263f875ca797f0eaa35ffa1b9e7d5ab33037d3fb2fee1a0aa13f3", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling target-triple v0.1.4 [INFO] [stderr] Compiling toml_writer v1.0.2 [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling toml_parser v1.0.2 [INFO] [stderr] Compiling toml_datetime v0.7.0 [INFO] [stderr] Compiling serde_spanned v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling toml v0.9.5 [INFO] [stderr] Compiling trybuild v1.0.110 [INFO] [stderr] Compiling type-variance v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.90s [INFO] running `Command { std: "docker" "inspect" "e0ba2d1695a263f875ca797f0eaa35ffa1b9e7d5ab33037d3fb2fee1a0aa13f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0ba2d1695a263f875ca797f0eaa35ffa1b9e7d5ab33037d3fb2fee1a0aa13f3", kill_on_drop: false }` [INFO] [stdout] e0ba2d1695a263f875ca797f0eaa35ffa1b9e7d5ab33037d3fb2fee1a0aa13f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6675d6191c5d8bee3ba12d34456fe00a045c8128e4839cff0762ad8ba34295d8 [INFO] running `Command { std: "docker" "start" "-a" "6675d6191c5d8bee3ba12d34456fe00a045c8128e4839cff0762ad8ba34295d8", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/type_variance-b3457b78b230886f) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::contravariant ... ok [INFO] [stdout] test tests::covariant ... ok [INFO] [stdout] test tests::co_contra ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/fail.rs (/opt/rustwide/target/debug/deps/failure_tests-a02797a5b3c63de4) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Checking type-variance v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking type-variance-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/type-variance) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] test tests/fail_covariant.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements [INFO] [stderr] --> $DIR/fail_covariant.rs:6:38 [INFO] [stderr] | [INFO] [stderr] 6 | let _co: Co> = Co( [INFO] [stderr] | ______________________________________^ [INFO] [stderr] 7 | | Covariant::>::default(), [INFO] [stderr] 8 | | ); [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the function body at 5:19... [INFO] [stderr] --> $DIR/fail_covariant.rs:5:19 [INFO] [stderr] | [INFO] [stderr] 5 | fn covariant_fail<'a>() { [INFO] [stderr] | ^^ [INFO] [stderr] note: ...so that the expression is assignable [INFO] [stderr] --> $DIR/fail_covariant.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | Covariant::>::default(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = note: expected `type_variance::Covariant>` [INFO] [stderr] found `type_variance::Covariant>` [INFO] [stderr] = note: but, the lifetime must be valid for the static lifetime... [INFO] [stderr] note: ...so that the expression is assignable [INFO] [stderr] --> $DIR/fail_covariant.rs:6:38 [INFO] [stderr] | [INFO] [stderr] 6 | let _co: Co> = Co( [INFO] [stderr] | ______________________________________^ [INFO] [stderr] 7 | | Covariant::>::default(), [INFO] [stderr] 8 | | ); [INFO] [stderr] | |_____^ [INFO] [stderr] = note: expected `common::Co>` [INFO] [stderr] found `common::Co>` [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail_covariant.rs:6:14 [INFO] [stderr] | [INFO] [stderr] 5 | fn covariant_fail<'a>() { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 6 | let _co: Co> = Co( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ type annotation requires that `'a` must outlive `'static` [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test tests/fail_contravariant.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements [INFO] [stderr] --> $DIR/fail_contravariant.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | Contravariant::>::default(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the function body at 5:23... [INFO] [stderr] --> $DIR/fail_contravariant.rs:5:23 [INFO] [stderr] | [INFO] [stderr] 5 | fn contravariant_fail<'a>() { [INFO] [stderr] | ^^ [INFO] [stderr] note: ...so that the expression is assignable [INFO] [stderr] --> $DIR/fail_contravariant.rs:6:41 [INFO] [stderr] | [INFO] [stderr] 6 | let _contra: Contra> = Contra( [INFO] [stderr] | _________________________________________^ [INFO] [stderr] 7 | | Contravariant::>::default(), [INFO] [stderr] 8 | | ); [INFO] [stderr] | |_____^ [INFO] [stderr] = note: expected `common::Contra>` [INFO] [stderr] found `common::Contra>` [INFO] [stderr] = note: but, the lifetime must be valid for the static lifetime... [INFO] [stderr] note: ...so that the expression is assignable [INFO] [stderr] --> $DIR/fail_contravariant.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | Contravariant::>::default(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] = note: expected `type_variance::Contravariant>` [INFO] [stderr] found `type_variance::Contravariant>` [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail_contravariant.rs:6:41 [INFO] [stderr] | [INFO] [stderr] 5 | fn contravariant_fail<'a>() { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 6 | let _contra: Contra> = Contra( [INFO] [stderr] | _________________________________________^ [INFO] [stderr] 7 | | Contravariant::>::default(), [INFO] [stderr] 8 | | ); [INFO] [stderr] | |_____^ assignment requires that `'a` must outlive `'static` [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test tests/fail_invariant_covariant.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> $DIR/fail_invariant_covariant.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | Invariant::>::default(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch [INFO] [stderr] | [INFO] [stderr] = note: expected struct `type_variance::Invariant>` [INFO] [stderr] found struct `type_variance::Invariant>` [INFO] [stderr] note: the lifetime `'a` as defined on the function body at 5:29... [INFO] [stderr] --> $DIR/fail_invariant_covariant.rs:5:29 [INFO] [stderr] | [INFO] [stderr] 5 | fn invariant_fail_covariant<'a>() { [INFO] [stderr] | ^^ [INFO] [stderr] = note: ...does not necessarily outlive the static lifetime [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail_invariant_covariant.rs:6:33 [INFO] [stderr] | [INFO] [stderr] 5 | fn invariant_fail_covariant<'a>() { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 6 | let _in: In> = In( [INFO] [stderr] | _________________________________^ [INFO] [stderr] 7 | | Invariant::>::default(), [INFO] [stderr] 8 | | ); [INFO] [stderr] | |_____^ assignment requires that `'a` must outlive `'static` [INFO] [stderr] | [INFO] [stderr] = note: requirement occurs because of the type `common::In>`, which makes the generic argument `common::Lifetime<'_>` invariant [INFO] [stderr] = note: the struct `common::In` is invariant over the parameter `X` [INFO] [stderr] = help: see for more information about variance [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] test tests/fail_invariant_contravariant.rs ... mismatch [INFO] [stderr] [INFO] [stderr] EXPECTED: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> $DIR/fail_invariant_contravariant.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | Invariant::>::default(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch [INFO] [stderr] | [INFO] [stderr] = note: expected struct `type_variance::Invariant>` [INFO] [stderr] found struct `type_variance::Invariant>` [INFO] [stderr] note: the lifetime `'a` as defined on the function body at 5:33... [INFO] [stderr] --> $DIR/fail_invariant_contravariant.rs:5:33 [INFO] [stderr] | [INFO] [stderr] 5 | fn invariant_fail_contravariant<'a>() { [INFO] [stderr] | ^^ [INFO] [stderr] = note: ...does not necessarily outlive the static lifetime [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] [INFO] [stderr] ACTUAL OUTPUT: [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] error: lifetime may not live long enough [INFO] [stderr] --> tests/fail_invariant_contravariant.rs:6:14 [INFO] [stderr] | [INFO] [stderr] 5 | fn invariant_fail_contravariant<'a>() { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 6 | let _in: In> = In( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ type annotation requires that `'a` must outlive `'static` [INFO] [stderr] | [INFO] [stderr] = note: requirement occurs because of the type `common::In>`, which makes the generic argument `common::Lifetime<'_>` invariant [INFO] [stderr] = note: the struct `common::In` is invariant over the parameter `X` [INFO] [stderr] = help: see for more information about variance [INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning [INFO] [stderr] your test with the environment variable TRYBUILD=overwrite [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] [INFO] [stdout] test failure_tests ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- failure_tests stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'failure_tests' (29) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.110/src/run.rs:102:13: [INFO] [stdout] 4 of 4 tests failed [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5e16b84f54a2 - std::backtrace_rs::backtrace::libunwind::trace::h7cddb8376417e7cc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5e16b84f54a2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb4e41acf4b349ff1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5e16b84f54a2 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5e16b84f54a2 - ::fmt::h5bb8a979ba5db788 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5e16b8506fdf - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5e16b8506fdf - core::fmt::write::h1e0dbf07fe3990bd [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5e16b84bfc63 - std::io::default_write_fmt::h7d7ad5ed6a883d81 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5e16b84bfc63 - std::io::Write::write_fmt::hc477d9325b345ece [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5e16b84ccf72 - std::sys::backtrace::BacktraceLock::print::h788d486777205086 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5e16b84d248f - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5e16b84d2321 - std::panicking::default_hook::h6dad75ec721846f4 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5e16b848f29e - as core::ops::function::Fn>::call::h33799d04b0b96146 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x5e16b848f29e - test::test_main_with_exit_callback::{{closure}}::h880e31c829a2eb5d [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5e16b84d2b2e - as core::ops::function::Fn>::call::h5e1b8c652ea49180 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x5e16b84d2b2e - std::panicking::panic_with_hook::hba00e869ada17676 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5e16b84d28fa - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5e16b84cd0a9 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5e16b84b2e2d - __rustc[9a7a9f9af7564de1]::rust_begin_unwind [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5e16b8510340 - core::panicking::panic_fmt::h78e817a90331d98b [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5e16b83652f3 - trybuild::run::::run::h2ec287b410be565b [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.110/src/run.rs:102:13 [INFO] [stdout] 20: 0x5e16b835fa28 - ::drop::hf4bc17f40420b979 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.110/src/lib.rs:342:38 [INFO] [stdout] 21: 0x5e16b822d347 - core::ptr::drop_in_place::h41b9cef7dbb655e7 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ptr/mod.rs:804:1 [INFO] [stdout] 22: 0x5e16b822d17b - failure_tests::failure_tests::h3fdfa5d9fffbb215 [INFO] [stdout] at /opt/rustwide/workdir/tests/fail.rs:8:1 [INFO] [stdout] 23: 0x5e16b822d1a7 - failure_tests::failure_tests::{{closure}}::h477e4b090036ef91 [INFO] [stdout] at /opt/rustwide/workdir/tests/fail.rs:2:19 [INFO] [stdout] 24: 0x5e16b822d2f6 - core::ops::function::FnOnce::call_once::hbd319345b2eb4b4f [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5e16b848f09b - core::ops::function::FnOnce::call_once::h7f4b4fba903e39d5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 26: 0x5e16b848f09b - test::__rust_begin_short_backtrace::h9277cb6a2ccfc000 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:663:18 [INFO] [stdout] 27: 0x5e16b84a4b45 - test::run_test_in_process::{{closure}}::h9aea5ca90d1f4423 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:74 [INFO] [stdout] 28: 0x5e16b84a4b45 - as core::ops::function::FnOnce<()>>::call_once::h364f5fe6cc8afa85 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 29: 0x5e16b84a4b45 - std::panicking::catch_unwind::do_call::h2b2bec3317fe53ec [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x5e16b84a4b45 - std::panicking::catch_unwind::hc3763734156da4af [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x5e16b84a4b45 - std::panic::catch_unwind::h28038391e867eabc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x5e16b84a4b45 - test::run_test_in_process::had0273166695a036 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:27 [INFO] [stdout] 33: 0x5e16b84a4b45 - test::run_test::{{closure}}::h743d09d4bb476605 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:607:43 [INFO] [stdout] 34: 0x5e16b847b564 - test::run_test::{{closure}}::he950b8f9118d37e2 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:637:41 [INFO] [stdout] 35: 0x5e16b847b564 - std::sys::backtrace::__rust_begin_short_backtrace::hbfaffa6539f6abb7 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 36: 0x5e16b847ee4a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcce3c2c65b9c3b20 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 37: 0x5e16b847ee4a - as core::ops::function::FnOnce<()>>::call_once::hb66b30b6d37985a5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 38: 0x5e16b847ee4a - std::panicking::catch_unwind::do_call::h992bbe2c32dc1d79 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 39: 0x5e16b847ee4a - std::panicking::catch_unwind::h412991d5237de610 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 40: 0x5e16b847ee4a - std::panic::catch_unwind::ha82b139b3eb5840a [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 41: 0x5e16b847ee4a - std::thread::Builder::spawn_unchecked_::{{closure}}::ha823b36f5114938e [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 42: 0x5e16b847ee4a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf120e7b1db22ac07 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 43: 0x5e16b84c6a6f - as core::ops::function::FnOnce>::call_once::h3e049222c99298ac [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 44: 0x5e16b84c6a6f - std::sys::pal::unix::thread::Thread::new::thread_start::h942e336943ad5963 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 45: 0x7a14a2e9faa4 - [INFO] [stdout] 46: 0x7a14a2f2ca34 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] failure_tests [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--test failure_tests` [INFO] running `Command { std: "docker" "inspect" "6675d6191c5d8bee3ba12d34456fe00a045c8128e4839cff0762ad8ba34295d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6675d6191c5d8bee3ba12d34456fe00a045c8128e4839cff0762ad8ba34295d8", kill_on_drop: false }` [INFO] [stdout] 6675d6191c5d8bee3ba12d34456fe00a045c8128e4839cff0762ad8ba34295d8