[INFO] fetching crate expectation-shared 0.1.0... [INFO] checking expectation-shared-0.1.0 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] extracting crate expectation-shared 0.1.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate expectation-shared 0.1.0 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate expectation-shared 0.1.0 [INFO] finished tweaking crates.io crate expectation-shared 0.1.0 [INFO] tweaked toml for crates.io crate expectation-shared 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b6e9ae9df8531383bb2091ab98ca4a0b0c34a71d007bc6781133fe042d96dc24 [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" "b6e9ae9df8531383bb2091ab98ca4a0b0c34a71d007bc6781133fe042d96dc24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6e9ae9df8531383bb2091ab98ca4a0b0c34a71d007bc6781133fe042d96dc24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6e9ae9df8531383bb2091ab98ca4a0b0c34a71d007bc6781133fe042d96dc24", kill_on_drop: false }` [INFO] [stdout] b6e9ae9df8531383bb2091ab98ca4a0b0c34a71d007bc6781133fe042d96dc24 [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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c7cdba5c873f3b0509ee155eabc8b89cb0c6145d4d01ec08b9cb45ab9587ae3 [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" "2c7cdba5c873f3b0509ee155eabc8b89cb0c6145d4d01ec08b9cb45ab9587ae3", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking expectation-shared v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | fn duplicate(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:25:45 [INFO] [stdout] | [INFO] [stdout] 25 | fn subsystem(&self, path: &Path) -> Box; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:27:41 [INFO] [stdout] | [INFO] [stdout] 27 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ReadSeek) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:27:52 [INFO] [stdout] | [INFO] [stdout] 27 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn ReadSeek` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:28:42 [INFO] [stdout] | [INFO] [stdout] 28 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:28:53 [INFO] [stdout] | [INFO] [stdout] 28 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:54:45 [INFO] [stdout] | [INFO] [stdout] 54 | fn subsystem(&self, path: &Path) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:66:32 [INFO] [stdout] | [INFO] [stdout] 66 | fn duplicate(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:75:41 [INFO] [stdout] | [INFO] [stdout] 75 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ReadSeek) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:75:52 [INFO] [stdout] | [INFO] [stdout] 75 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn ReadSeek` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:86:42 [INFO] [stdout] | [INFO] [stdout] 86 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:86:53 [INFO] [stdout] | [INFO] [stdout] 86 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:115:45 [INFO] [stdout] | [INFO] [stdout] 115 | fn subsystem(&self, path: &Path) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:121:32 [INFO] [stdout] | [INFO] [stdout] 121 | fn duplicate(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:136:41 [INFO] [stdout] | [INFO] [stdout] 136 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ReadSeek) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:136:52 [INFO] [stdout] | [INFO] [stdout] 136 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn ReadSeek` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:152:42 [INFO] [stdout] | [INFO] [stdout] 152 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:152:53 [INFO] [stdout] | [INFO] [stdout] 152 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:24:32 [INFO] [stdout] | [INFO] [stdout] 24 | fn duplicate(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:25:45 [INFO] [stdout] | [INFO] [stdout] 25 | fn subsystem(&self, path: &Path) -> Box; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:27:41 [INFO] [stdout] | [INFO] [stdout] 27 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ReadSeek) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:27:52 [INFO] [stdout] | [INFO] [stdout] 27 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn ReadSeek` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:28:42 [INFO] [stdout] | [INFO] [stdout] 28 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:28:53 [INFO] [stdout] | [INFO] [stdout] 28 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()>; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:54:45 [INFO] [stdout] | [INFO] [stdout] 54 | fn subsystem(&self, path: &Path) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:66:32 [INFO] [stdout] | [INFO] [stdout] 66 | fn duplicate(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:75:41 [INFO] [stdout] | [INFO] [stdout] 75 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ReadSeek) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:75:52 [INFO] [stdout] | [INFO] [stdout] 75 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn ReadSeek` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:86:42 [INFO] [stdout] | [INFO] [stdout] 86 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:86:53 [INFO] [stdout] | [INFO] [stdout] 86 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:115:45 [INFO] [stdout] | [INFO] [stdout] 115 | fn subsystem(&self, path: &Path) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:121:32 [INFO] [stdout] | [INFO] [stdout] 121 | fn duplicate(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn FileSystem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:136:41 [INFO] [stdout] | [INFO] [stdout] 136 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut ReadSeek) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:136:52 [INFO] [stdout] | [INFO] [stdout] 136 | fn read(&self, path: &Path, f: &mut FnMut(&mut ReadSeek) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn ReadSeek` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:152:42 [INFO] [stdout] | [INFO] [stdout] 152 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Write) -> IoResult<()>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/filesystem.rs:152:53 [INFO] [stdout] | [INFO] [stdout] 152 | fn write(&self, path: &Path, f: &mut FnMut(&mut Write) -> IoResult<()>) -> IoResult<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.13s [INFO] running `Command { std: "docker" "inspect" "2c7cdba5c873f3b0509ee155eabc8b89cb0c6145d4d01ec08b9cb45ab9587ae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c7cdba5c873f3b0509ee155eabc8b89cb0c6145d4d01ec08b9cb45ab9587ae3", kill_on_drop: false }` [INFO] [stdout] 2c7cdba5c873f3b0509ee155eabc8b89cb0c6145d4d01ec08b9cb45ab9587ae3