[INFO] fetching crate deep_safe_drop 0.0.3... [INFO] checking deep_safe_drop-0.0.3 against master#b92758a9aef1cef7b79e2b72c3d8ba113e547f89 for pr-124305-1 [INFO] extracting crate deep_safe_drop 0.0.3 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate deep_safe_drop 0.0.3 on toolchain b92758a9aef1cef7b79e2b72c3d8ba113e547f89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate deep_safe_drop 0.0.3 [INFO] finished tweaking crates.io crate deep_safe_drop 0.0.3 [INFO] tweaked toml for crates.io crate deep_safe_drop 0.0.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1f3b71ec5df8bde50f583d6973f55fe3cb97578946aa76b65637a06ee4550bb [INFO] running `Command { std: "docker" "start" "-a" "d1f3b71ec5df8bde50f583d6973f55fe3cb97578946aa76b65637a06ee4550bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1f3b71ec5df8bde50f583d6973f55fe3cb97578946aa76b65637a06ee4550bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1f3b71ec5df8bde50f583d6973f55fe3cb97578946aa76b65637a06ee4550bb", kill_on_drop: false }` [INFO] [stdout] d1f3b71ec5df8bde50f583d6973f55fe3cb97578946aa76b65637a06ee4550bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 52231c3df89c7a55a3ff0a066c8d7589d88a32d417e06ff6a7355210aa8b7b9c [INFO] running `Command { std: "docker" "start" "-a" "52231c3df89c7a55a3ff0a066c8d7589d88a32d417e06ff6a7355210aa8b7b9c", kill_on_drop: false }` [INFO] [stderr] Checking deep_safe_drop v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tests/list.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | struct ListBox (Box>); [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 85 | struct ListBox (()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tests/dyn_trait.rs:79:20 [INFO] [stdout] | [INFO] [stdout] 79 | struct DynBox (Box>); [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 79 | struct DynBox (()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "52231c3df89c7a55a3ff0a066c8d7589d88a32d417e06ff6a7355210aa8b7b9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52231c3df89c7a55a3ff0a066c8d7589d88a32d417e06ff6a7355210aa8b7b9c", kill_on_drop: false }` [INFO] [stdout] 52231c3df89c7a55a3ff0a066c8d7589d88a32d417e06ff6a7355210aa8b7b9c [INFO] checking deep_safe_drop-0.0.3 against try#c1a4c206c24587a392f3bf286bc2e2a61502d44b for pr-124305-1 [INFO] extracting crate deep_safe_drop 0.0.3 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate deep_safe_drop 0.0.3 on toolchain c1a4c206c24587a392f3bf286bc2e2a61502d44b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate deep_safe_drop 0.0.3 [INFO] finished tweaking crates.io crate deep_safe_drop 0.0.3 [INFO] tweaked toml for crates.io crate deep_safe_drop 0.0.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 713a6083319893bf47b3c78ec13abb580a040aa46b1c8f7415549bca98a59b77 [INFO] running `Command { std: "docker" "start" "-a" "713a6083319893bf47b3c78ec13abb580a040aa46b1c8f7415549bca98a59b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "713a6083319893bf47b3c78ec13abb580a040aa46b1c8f7415549bca98a59b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "713a6083319893bf47b3c78ec13abb580a040aa46b1c8f7415549bca98a59b77", kill_on_drop: false }` [INFO] [stdout] 713a6083319893bf47b3c78ec13abb580a040aa46b1c8f7415549bca98a59b77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1adccb2dbe66e90511d2ea17f324c6c51b863e6c88ae24faa2cb14f886b82feb [INFO] running `Command { std: "docker" "start" "-a" "1adccb2dbe66e90511d2ea17f324c6c51b863e6c88ae24faa2cb14f886b82feb", kill_on_drop: false }` [INFO] [stderr] Checking deep_safe_drop v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tests/list.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | struct ListBox (Box>); [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 85 | struct ListBox (()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tests/dyn_trait.rs:79:20 [INFO] [stdout] | [INFO] [stdout] 79 | struct DynBox (Box>); [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 79 | struct DynBox (()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "1adccb2dbe66e90511d2ea17f324c6c51b863e6c88ae24faa2cb14f886b82feb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1adccb2dbe66e90511d2ea17f324c6c51b863e6c88ae24faa2cb14f886b82feb", kill_on_drop: false }` [INFO] [stdout] 1adccb2dbe66e90511d2ea17f324c6c51b863e6c88ae24faa2cb14f886b82feb