[INFO] fetching crate light_arena 1.0.1... [INFO] testing light_arena-1.0.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate light_arena 1.0.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate light_arena 1.0.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cargo_metadata v0.2.3 [INFO] [stderr] Downloaded clippy v0.0.182 [INFO] [stderr] Downloaded pulldown-cmark v0.0.15 [INFO] [stderr] Downloaded clippy_lints v0.0.182 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] 52239698579b9fcb926342ab22c08d6dcc540be7f95215a5257a20ffc4903b1e [INFO] running `Command { std: "docker" "start" "-a" "52239698579b9fcb926342ab22c08d6dcc540be7f95215a5257a20ffc4903b1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52239698579b9fcb926342ab22c08d6dcc540be7f95215a5257a20ffc4903b1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52239698579b9fcb926342ab22c08d6dcc540be7f95215a5257a20ffc4903b1e", kill_on_drop: false }` [INFO] [stdout] 52239698579b9fcb926342ab22c08d6dcc540be7f95215a5257a20ffc4903b1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68b4019edf6e9cff4a6cf5114c1e0b5b80a5e109aaaa9899183919b760a8c199 [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" "68b4019edf6e9cff4a6cf5114c1e0b5b80a5e109aaaa9899183919b760a8c199", kill_on_drop: false }` [INFO] [stderr] Compiling light_arena v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "68b4019edf6e9cff4a6cf5114c1e0b5b80a5e109aaaa9899183919b760a8c199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68b4019edf6e9cff4a6cf5114c1e0b5b80a5e109aaaa9899183919b760a8c199", kill_on_drop: false }` [INFO] [stdout] 68b4019edf6e9cff4a6cf5114c1e0b5b80a5e109aaaa9899183919b760a8c199 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d53e299537508330f65112f4fa86519f652a533f02efbb1fe91730a8a3c5aa4 [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" "2d53e299537508330f65112f4fa86519f652a533f02efbb1fe91730a8a3c5aa4", 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2d53e299537508330f65112f4fa86519f652a533f02efbb1fe91730a8a3c5aa4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d53e299537508330f65112f4fa86519f652a533f02efbb1fe91730a8a3c5aa4", kill_on_drop: false }` [INFO] [stdout] 2d53e299537508330f65112f4fa86519f652a533f02efbb1fe91730a8a3c5aa4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 02391b9a92ed1589678653d9b690ee2069723ae15c71941f7f677bc616001bb0 [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" "02391b9a92ed1589678653d9b690ee2069723ae15c71941f7f677bc616001bb0", 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/light_arena-561a439cd9a875b3) [INFO] [stdout] running 3 tests [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-284089fcb1331574) [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 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test dynamic_slice ... ok [INFO] [stdout] test trait_objects ... ok [INFO] [stdout] test fat_align_struct ... ok [INFO] [stderr] Doc-tests light_arena [INFO] [stdout] test buffer_reuse ... ok [INFO] [stdout] test basic_usage ... ok [INFO] [stdout] test placement_alloc ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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 0.48s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "02391b9a92ed1589678653d9b690ee2069723ae15c71941f7f677bc616001bb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02391b9a92ed1589678653d9b690ee2069723ae15c71941f7f677bc616001bb0", kill_on_drop: false }` [INFO] [stdout] 02391b9a92ed1589678653d9b690ee2069723ae15c71941f7f677bc616001bb0