[INFO] fetching crate light_arena 1.0.1...
[INFO] testing light_arena-1.0.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate light_arena 1.0.1 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate light_arena 1.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate light_arena 1.0.1
[INFO] finished tweaking crates.io crate light_arena 1.0.1
[INFO] tweaked toml for crates.io crate light_arena 1.0.1 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7cf37f2b30c8b1d07eb814fa82027915d6ef283ce8d89f72f6e90ee20abb270
[INFO] running `Command { std: "docker" "start" "-a" "d7cf37f2b30c8b1d07eb814fa82027915d6ef283ce8d89f72f6e90ee20abb270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7cf37f2b30c8b1d07eb814fa82027915d6ef283ce8d89f72f6e90ee20abb270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7cf37f2b30c8b1d07eb814fa82027915d6ef283ce8d89f72f6e90ee20abb270", kill_on_drop: false }`
[INFO] [stdout] d7cf37f2b30c8b1d07eb814fa82027915d6ef283ce8d89f72f6e90ee20abb270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f88ac0bb7d9e86ba58a2eaf1912d43c02cf9b7049c5934619d8021cdc708a6e
[INFO] running `Command { std: "docker" "start" "-a" "8f88ac0bb7d9e86ba58a2eaf1912d43c02cf9b7049c5934619d8021cdc708a6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling light_arena v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `Command { std: "docker" "inspect" "8f88ac0bb7d9e86ba58a2eaf1912d43c02cf9b7049c5934619d8021cdc708a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f88ac0bb7d9e86ba58a2eaf1912d43c02cf9b7049c5934619d8021cdc708a6e", kill_on_drop: false }`
[INFO] [stdout] 8f88ac0bb7d9e86ba58a2eaf1912d43c02cf9b7049c5934619d8021cdc708a6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e524cc7a4459ebb713c7e6d4a7813c5aad95c656937875200cfa8c4c5e69f8f1
[INFO] running `Command { std: "docker" "start" "-a" "e524cc7a4459ebb713c7e6d4a7813c5aad95c656937875200cfa8c4c5e69f8f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling light_arena v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/lib.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |     let add: &Eval = allocator.alloc(Add(4));
[INFO] [stdout]     |               ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/lib.rs:182:15
[INFO] [stdout]     |
[INFO] [stdout] 182 |     let sub: &Eval = allocator.alloc(Subtract { x: 2 });
[INFO] [stdout]     |               ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/lib.rs:183:15
[INFO] [stdout]     |
[INFO] [stdout] 183 |     let shl: &Eval = allocator.alloc(ShiftLeft);
[INFO] [stdout]     |               ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/lib.rs:184:17
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let clamp: &Eval = allocator.alloc(Clamp::new(-2, 3));
[INFO] [stdout]     |                 ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "e524cc7a4459ebb713c7e6d4a7813c5aad95c656937875200cfa8c4c5e69f8f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e524cc7a4459ebb713c7e6d4a7813c5aad95c656937875200cfa8c4c5e69f8f1", kill_on_drop: false }`
[INFO] [stdout] e524cc7a4459ebb713c7e6d4a7813c5aad95c656937875200cfa8c4c5e69f8f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e3a95a5a54163e4393575c2479ec9fe31b9a32407d36995f3b05cf50c57072c
[INFO] running `Command { std: "docker" "start" "-a" "3e3a95a5a54163e4393575c2479ec9fe31b9a32407d36995f3b05cf50c57072c", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:181:15
[INFO] [stderr]     |
[INFO] [stderr] 181 |     let add: &Eval = allocator.alloc(Add(4));
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:182:15
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let sub: &Eval = allocator.alloc(Subtract { x: 2 });
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:183:15
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let shl: &Eval = allocator.alloc(ShiftLeft);
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lib.rs:184:17
[INFO] [stderr]     |
[INFO] [stderr] 184 |     let clamp: &Eval = allocator.alloc(Clamp::new(-2, 3));
[INFO] [stderr]     |                 ^^^^ help: use `dyn`: `dyn Eval`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `light_arena` (test "lib") generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/light_arena-c2d824ae9f8b6843)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::aligner ... ok
[INFO] [stdout] test tests::block ... ok
[INFO] [stdout] test tests::memory_arena ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-9173d66eee33f731)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_usage ... ok
[INFO] [stdout] test buffer_reuse ... ok
[INFO] [stdout] test fat_align_struct ... ok
[INFO] [stdout] test dynamic_slice ... ok
[INFO] [stdout] test placement_alloc ... ok
[INFO] [stdout] test trait_objects ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests light_arena
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e3a95a5a54163e4393575c2479ec9fe31b9a32407d36995f3b05cf50c57072c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e3a95a5a54163e4393575c2479ec9fe31b9a32407d36995f3b05cf50c57072c", kill_on_drop: false }`
[INFO] [stdout] 3e3a95a5a54163e4393575c2479ec9fe31b9a32407d36995f3b05cf50c57072c
