[INFO] fetching crate littletest 0.2.2... [INFO] testing littletest-0.2.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate littletest 0.2.2 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate littletest 0.2.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate littletest 0.2.2 [INFO] finished tweaking crates.io crate littletest 0.2.2 [INFO] tweaked toml for crates.io crate littletest 0.2.2 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c31919889ab7483a7af12ad4eee3b2fa37f70db5bdcf5da4fc58f48a31d5c99 [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" "9c31919889ab7483a7af12ad4eee3b2fa37f70db5bdcf5da4fc58f48a31d5c99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c31919889ab7483a7af12ad4eee3b2fa37f70db5bdcf5da4fc58f48a31d5c99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c31919889ab7483a7af12ad4eee3b2fa37f70db5bdcf5da4fc58f48a31d5c99", kill_on_drop: false }` [INFO] [stdout] 9c31919889ab7483a7af12ad4eee3b2fa37f70db5bdcf5da4fc58f48a31d5c99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35a7a038f9ffd8644ce6f01381db63f964279dc27d04766c0d6b5aa75fbde5bd [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" "35a7a038f9ffd8644ce6f01381db63f964279dc27d04766c0d6b5aa75fbde5bd", kill_on_drop: false }` [INFO] [stderr] Compiling deque v0.3.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling rayon v0.5.0 [INFO] [stderr] Compiling littletest v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reporters.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | reporters: Vec>, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reporters.rs:17:35 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(reporters: Vec>) -> CompositeReporter { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:25:45 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn run<'run>(&self, tests: &Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Sync + 'run` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | let reporters: Vec> = vec![Box::new(ProgressReporter::new()), [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.96s [INFO] running `Command { std: "docker" "inspect" "35a7a038f9ffd8644ce6f01381db63f964279dc27d04766c0d6b5aa75fbde5bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35a7a038f9ffd8644ce6f01381db63f964279dc27d04766c0d6b5aa75fbde5bd", kill_on_drop: false }` [INFO] [stdout] 35a7a038f9ffd8644ce6f01381db63f964279dc27d04766c0d6b5aa75fbde5bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", 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] 580b1341a539fdab9a1bfbb2c950b6c0eec4e8834c6635990d9ad29d5d9b0870 [INFO] running `Command { std: "docker" "start" "-a" "580b1341a539fdab9a1bfbb2c950b6c0eec4e8834c6635990d9ad29d5d9b0870", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reporters.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | reporters: Vec>, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reporters.rs:17:35 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(reporters: Vec>) -> CompositeReporter { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:25:45 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn run<'run>(&self, tests: &Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Sync + 'run` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | let reporters: Vec> = vec![Box::new(ProgressReporter::new()), [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling littletest v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/lib.rs:27:62 [INFO] [stdout] | [INFO] [stdout] 27 | .map(|result| Box::new(TestCase::new(result)) as Box) [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Sync` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reporters.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | reporters: Vec>, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/reporters.rs:17:35 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(reporters: Vec>) -> CompositeReporter { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:25:45 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn run<'run>(&self, tests: &Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Sync + 'run` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | let reporters: Vec> = vec![Box::new(ProgressReporter::new()), [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stdout] | [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "580b1341a539fdab9a1bfbb2c950b6c0eec4e8834c6635990d9ad29d5d9b0870", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "580b1341a539fdab9a1bfbb2c950b6c0eec4e8834c6635990d9ad29d5d9b0870", kill_on_drop: false }` [INFO] [stdout] 580b1341a539fdab9a1bfbb2c950b6c0eec4e8834c6635990d9ad29d5d9b0870 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", 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] c8d0b7f774399993d082a29056ac185e25ab74117c644427895ae541c8427acd [INFO] running `Command { std: "docker" "start" "-a" "c8d0b7f774399993d082a29056ac185e25ab74117c644427895ae541c8427acd", kill_on_drop: false }` [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] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reporters.rs:13:24 [INFO] [stderr] | [INFO] [stderr] 13 | reporters: Vec>, [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/reporters.rs:17:35 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn new(reporters: Vec>) -> CompositeReporter { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stderr] | [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:25:45 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn run<'run>(&self, tests: &Vec>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Sync + 'run` [INFO] [stderr] | [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:26:32 [INFO] [stderr] | [INFO] [stderr] 26 | let reporters: Vec> = vec![Box::new(ProgressReporter::new()), [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Reporter` [INFO] [stderr] | [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] [INFO] [stderr] warning: `littletest` (lib) generated 4 warnings [INFO] [stderr] warning: `littletest` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/lib.rs:27:62 [INFO] [stderr] | [INFO] [stderr] 27 | .map(|result| Box::new(TestCase::new(result)) as Box) [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Runnable + Sync` [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] [INFO] [stderr] warning: `littletest` (test "lib") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/littletest-99ea1b06cd62c672) [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-328e4a2059b4fa0f) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] ..........test it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests littletest [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] running `Command { std: "docker" "inspect" "c8d0b7f774399993d082a29056ac185e25ab74117c644427895ae541c8427acd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8d0b7f774399993d082a29056ac185e25ab74117c644427895ae541c8427acd", kill_on_drop: false }` [INFO] [stdout] c8d0b7f774399993d082a29056ac185e25ab74117c644427895ae541c8427acd