[INFO] fetching crate type-variance 0.1.0...
[INFO] testing type-variance-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate type-variance 0.1.0 into /workspace/builds/worker-5-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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate type-variance 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.114
[INFO] [stderr]   Downloaded target-triple v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fbd01a474da5cda6b1cf6274d837e109cd2b9167e66ef22cc30f1783fd61e66
[INFO] running `Command { std: "docker" "start" "-a" "8fbd01a474da5cda6b1cf6274d837e109cd2b9167e66ef22cc30f1783fd61e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fbd01a474da5cda6b1cf6274d837e109cd2b9167e66ef22cc30f1783fd61e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fbd01a474da5cda6b1cf6274d837e109cd2b9167e66ef22cc30f1783fd61e66", kill_on_drop: false }`
[INFO] [stdout] 8fbd01a474da5cda6b1cf6274d837e109cd2b9167e66ef22cc30f1783fd61e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 296ac2c7a9f22fd68b2a0626c0776bf5d668385845243879fc0d96ce9206113c
[INFO] running `Command { std: "docker" "start" "-a" "296ac2c7a9f22fd68b2a0626c0776bf5d668385845243879fc0d96ce9206113c", 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 0.40s
[INFO] running `Command { std: "docker" "inspect" "296ac2c7a9f22fd68b2a0626c0776bf5d668385845243879fc0d96ce9206113c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "296ac2c7a9f22fd68b2a0626c0776bf5d668385845243879fc0d96ce9206113c", kill_on_drop: false }`
[INFO] [stdout] 296ac2c7a9f22fd68b2a0626c0776bf5d668385845243879fc0d96ce9206113c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dab55b311ab89676c31a4cab6ae03e856b5d7b974e3b62f56de80bf860e537eb
[INFO] running `Command { std: "docker" "start" "-a" "dab55b311ab89676c31a4cab6ae03e856b5d7b974e3b62f56de80bf860e537eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling trybuild v1.0.114
[INFO] [stderr]    Compiling type-variance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "dab55b311ab89676c31a4cab6ae03e856b5d7b974e3b62f56de80bf860e537eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab55b311ab89676c31a4cab6ae03e856b5d7b974e3b62f56de80bf860e537eb", kill_on_drop: false }`
[INFO] [stdout] dab55b311ab89676c31a4cab6ae03e856b5d7b974e3b62f56de80bf860e537eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18d5493d0323dcec2f96b38fc53e2a5a642d67f56e22f95bc0ba081f378231ed
[INFO] running `Command { std: "docker" "start" "-a" "18d5493d0323dcec2f96b38fc53e2a5a642d67f56e22f95bc0ba081f378231ed", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/type_variance-9e503007ae6ad969)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::co_contra ... ok
[INFO] [stdout] test tests::contravariant ... ok
[INFO] [stdout] test tests::covariant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fail.rs (/opt/rustwide/target/debug/deps/failure_tests-88eade55c9ebd587)
[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 0.23s
[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<Lifetime<'static>> = Co(
[INFO] [stderr]   |  ______________________________________^
[INFO] [stderr] 7 | |         Covariant::<Lifetime<'a>>::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::<Lifetime<'a>>::default(),
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   = note: expected `type_variance::Covariant<common::Lifetime<'_>>`
[INFO] [stderr]              found `type_variance::Covariant<common::Lifetime<'a>>`
[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<Lifetime<'static>> = Co(
[INFO] [stderr]   |  ______________________________________^
[INFO] [stderr] 7 | |         Covariant::<Lifetime<'a>>::default(),
[INFO] [stderr] 8 | |     );
[INFO] [stderr]   | |_____^
[INFO] [stderr]   = note: expected `common::Co<common::Lifetime<'static>>`
[INFO] [stderr]              found `common::Co<common::Lifetime<'_>>`
[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<Lifetime<'static>> = 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::<Lifetime<'static>>::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<Lifetime<'a>> = Contra(
[INFO] [stderr]   |  _________________________________________^
[INFO] [stderr] 7 | |         Contravariant::<Lifetime<'static>>::default(),
[INFO] [stderr] 8 | |     );
[INFO] [stderr]   | |_____^
[INFO] [stderr]   = note: expected `common::Contra<common::Lifetime<'a>>`
[INFO] [stderr]              found `common::Contra<common::Lifetime<'_>>`
[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::<Lifetime<'static>>::default(),
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   = note: expected `type_variance::Contravariant<common::Lifetime<'_>>`
[INFO] [stderr]              found `type_variance::Contravariant<common::Lifetime<'static>>`
[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<Lifetime<'a>> = Contra(
[INFO] [stderr]   |  _________________________________________^
[INFO] [stderr] 7 | |         Contravariant::<Lifetime<'static>>::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::<Lifetime<'static>>::default(),
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected struct `type_variance::Invariant<common::Lifetime<'a>>`
[INFO] [stderr]              found struct `type_variance::Invariant<common::Lifetime<'static>>`
[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<Lifetime<'a>> = In(
[INFO] [stderr]   |  _________________________________^
[INFO] [stderr] 7 | |         Invariant::<Lifetime<'static>>::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<common::Lifetime<'_>>`, which makes the generic argument `common::Lifetime<'_>` invariant
[INFO] [stderr]   = note: the struct `common::In<X>` is invariant over the parameter `X`
[INFO] [stderr]   = help: see <https://doc.rust-lang.org/nomicon/subtyping.html> 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::<Lifetime<'a>>::default(),
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected struct `type_variance::Invariant<common::Lifetime<'static>>`
[INFO] [stderr]              found struct `type_variance::Invariant<common::Lifetime<'a>>`
[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<Lifetime<'static>> = In(
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^ type annotation requires that `'a` must outlive `'static`
[INFO] [stderr]   |
[INFO] [stderr]   = note: requirement occurs because of the type `common::In<common::Lifetime<'_>>`, which makes the generic argument `common::Lifetime<'_>` invariant
[INFO] [stderr]   = note: the struct `common::In<X>` is invariant over the parameter `X`
[INFO] [stderr]   = help: see <https://doc.rust-lang.org/nomicon/subtyping.html> 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' (21) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.114/src/run.rs:102:13:
[INFO] [stdout] 4 of 4 tests failed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d89c9c563a2 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d89c9c563a2 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d89c9c563a2 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5d89c9c563a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5d89c9c67caf - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5d89c9c67caf - core::fmt::write::h24186904251c31cb
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5d89c9c20d23 - std::io::default_write_fmt::h4e8d11c5c4b9cafe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d89c9c20d23 - std::io::Write::write_fmt::ha849be0824d095ef
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5d89c9c2df32 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5d89c9c3358f - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5d89c9c33421 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5d89c9bf345e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5d89c9bf345e - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d89c9c33b9f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5d89c9c33b9f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5d89c9c339fa - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5d89c9c2e079 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5d89c9c1434d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5d89c9c70fa0 - core::panicking::panic_fmt::hb5d6b83773432920
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d89c99aa50b - trybuild::run::<impl trybuild::Runner>::run::h3d60a86fc4580c8b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.114/src/run.rs:102:13
[INFO] [stdout]   20:     0x5d89c99a4778 - <trybuild::TestCases as core::ops::drop::Drop>::drop::h1c17a4d8da50e88a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.114/src/lib.rs:342:38
[INFO] [stdout]   21:     0x5d89c999da67 - core::ptr::drop_in_place<trybuild::TestCases>::hbdc46a091e08de82
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   22:     0x5d89c999d89b - failure_tests::failure_tests::h72b7af4f43e75474
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/fail.rs:8:1
[INFO] [stdout]   23:     0x5d89c999d8c7 - failure_tests::failure_tests::{{closure}}::h220aaace326865a3
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/fail.rs:2:19
[INFO] [stdout]   24:     0x5d89c999da16 - core::ops::function::FnOnce::call_once::hb0c7b1b649e90a8b
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d89c9bf32cb - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5d89c9bf32cb - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x5d89c9c072bd - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x5d89c9c072bd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x5d89c9c072bd - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x5d89c9c072bd - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x5d89c9c072bd - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5d89c9c072bd - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x5d89c9c072bd - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x5d89c9be0804 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x5d89c9be0804 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x5d89c9be405a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x5d89c9be405a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x5d89c9be405a - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x5d89c9be405a - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x5d89c9be405a - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x5d89c9be405a - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x5d89c9be405a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5d89c9c28cef - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   44:     0x5d89c9c28cef - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   45:     0x71424184baa4 - <unknown>
[INFO] [stdout]   46:     0x7142418d8a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[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 0.87s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test failure_tests`
[INFO] running `Command { std: "docker" "inspect" "18d5493d0323dcec2f96b38fc53e2a5a642d67f56e22f95bc0ba081f378231ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d5493d0323dcec2f96b38fc53e2a5a642d67f56e22f95bc0ba081f378231ed", kill_on_drop: false }`
[INFO] [stdout] 18d5493d0323dcec2f96b38fc53e2a5a642d67f56e22f95bc0ba081f378231ed
