[INFO] fetching crate light_arena 1.0.1... [INFO] checking light_arena-1.0.1 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate light_arena 1.0.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate light_arena 1.0.1 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded semver v0.6.0 [INFO] [stderr] Downloaded quine-mc_cluskey v0.2.4 [INFO] [stderr] Downloaded if_chain v0.1.3 [INFO] [stderr] Downloaded cargo_metadata v0.2.3 [INFO] [stderr] Downloaded itertools v0.6.5 [INFO] [stderr] Downloaded pulldown-cmark v0.0.15 [INFO] [stderr] Downloaded clippy_lints v0.0.182 [INFO] [stderr] Downloaded clippy v0.0.182 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 533b15a5474becc0cd3a1cdf8595d698e6fc5eab8b6cf3dee300106850d20ae4 [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" "533b15a5474becc0cd3a1cdf8595d698e6fc5eab8b6cf3dee300106850d20ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "533b15a5474becc0cd3a1cdf8595d698e6fc5eab8b6cf3dee300106850d20ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "533b15a5474becc0cd3a1cdf8595d698e6fc5eab8b6cf3dee300106850d20ae4", kill_on_drop: false }` [INFO] [stdout] 533b15a5474becc0cd3a1cdf8595d698e6fc5eab8b6cf3dee300106850d20ae4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--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] 08390f1568e4c881a5321119ee99b2b67712115680be365872edd65c2c5bd14a [INFO] running `Command { std: "docker" "start" "-a" "08390f1568e4c881a5321119ee99b2b67712115680be365872edd65c2c5bd14a", kill_on_drop: false }` [INFO] [stderr] Checking 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] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "08390f1568e4c881a5321119ee99b2b67712115680be365872edd65c2c5bd14a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08390f1568e4c881a5321119ee99b2b67712115680be365872edd65c2c5bd14a", kill_on_drop: false }` [INFO] [stdout] 08390f1568e4c881a5321119ee99b2b67712115680be365872edd65c2c5bd14a