[INFO] crate light_arena 1.0.1 is already in cache
[INFO] testing light_arena-1.0.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate light_arena 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate light_arena 1.0.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67133e8bf4c232541d5ff5e9a5dbce52dfa4fc5193cfd05bddebc887eb2108de
[INFO] running `"docker" "start" "-a" "67133e8bf4c232541d5ff5e9a5dbce52dfa4fc5193cfd05bddebc887eb2108de"`
[INFO] [stderr]    Compiling light_arena v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "67133e8bf4c232541d5ff5e9a5dbce52dfa4fc5193cfd05bddebc887eb2108de"`
[INFO] running `"docker" "rm" "-f" "67133e8bf4c232541d5ff5e9a5dbce52dfa4fc5193cfd05bddebc887eb2108de"`
[INFO] [stdout] 67133e8bf4c232541d5ff5e9a5dbce52dfa4fc5193cfd05bddebc887eb2108de
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b9897a49153dee02a4d128402781f125950e1c21938ada5fc0c44bd657ae1d5
[INFO] running `"docker" "start" "-a" "4b9897a49153dee02a4d128402781f125950e1c21938ada5fc0c44bd657ae1d5"`
[INFO] [stderr]    Compiling light_arena v1.0.1 (/opt/rustwide/workdir)
[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] 
[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: 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: 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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "4b9897a49153dee02a4d128402781f125950e1c21938ada5fc0c44bd657ae1d5"`
[INFO] running `"docker" "rm" "-f" "4b9897a49153dee02a4d128402781f125950e1c21938ada5fc0c44bd657ae1d5"`
[INFO] [stdout] 4b9897a49153dee02a4d128402781f125950e1c21938ada5fc0c44bd657ae1d5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 24b7738499dfba999848351d76f6cf8dc4af7f848b73a0dc520f5b3b329648ae
[INFO] running `"docker" "start" "-a" "24b7738499dfba999848351d76f6cf8dc4af7f848b73a0dc520f5b3b329648ae"`
[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] 
[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: 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: 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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/light_arena-61a1158e2da34586
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::block ... ok
[INFO] [stdout] test tests::aligner ... 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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-9aab5a120ca78b60
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test dynamic_slice ... ok
[INFO] [stdout] test buffer_reuse ... ok
[INFO] [stdout] test basic_usage ... ok
[INFO] [stdout] test fat_align_struct ... 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
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "24b7738499dfba999848351d76f6cf8dc4af7f848b73a0dc520f5b3b329648ae"`
[INFO] running `"docker" "rm" "-f" "24b7738499dfba999848351d76f6cf8dc4af7f848b73a0dc520f5b3b329648ae"`
[INFO] [stdout] 24b7738499dfba999848351d76f6cf8dc4af7f848b73a0dc520f5b3b329648ae