[INFO] cloning repository https://github.com/shakyShane/cb2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shakyShane/cb2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fcb2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fcb2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7497be9f871dc5de20bb0dbf5ae3a9923650bcd3 [INFO] checking shakyShane/cb2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fcb2" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shakyShane/cb2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shakyShane/cb2 [INFO] finished tweaking git repo https://github.com/shakyShane/cb2 [INFO] tweaked toml for git repo https://github.com/shakyShane/cb2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/shakyShane/cb2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-process v0.2.3 [INFO] [stderr] Downloaded tokio-timer v0.2.8 [INFO] [stderr] Downloaded tokio-threadpool v0.1.9 [INFO] [stderr] Downloaded crossbeam-deque v0.6.2 [INFO] [stderr] Downloaded tokio v0.1.13 [INFO] [stderr] Downloaded yaml-rust v0.4.2 [INFO] [stderr] Downloaded serde_json v1.0.33 [INFO] [stderr] Downloaded syn v0.15.22 [INFO] [stderr] Downloaded arrayvec v0.4.8 [INFO] [stderr] Downloaded serde_yaml v0.8.8 [INFO] [stderr] Downloaded tokio-fs v0.1.4 [INFO] [stderr] Downloaded tokio-tcp v0.1.2 [INFO] [stderr] Downloaded tokio-uds v0.2.4 [INFO] [stderr] Downloaded signal-hook v0.1.6 [INFO] [stderr] Downloaded from_file v0.1.3 [INFO] [stderr] Downloaded arc-swap v0.3.6 [INFO] [stderr] Downloaded from_file_derive v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 234069a9ef1044fd45a5009247e2e466bd072d1d5d74f829b8d27e908e4c890f [INFO] running `Command { std: "docker" "start" "-a" "234069a9ef1044fd45a5009247e2e466bd072d1d5d74f829b8d27e908e4c890f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "234069a9ef1044fd45a5009247e2e466bd072d1d5d74f829b8d27e908e4c890f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "234069a9ef1044fd45a5009247e2e466bd072d1d5d74f829b8d27e908e4c890f", kill_on_drop: false }` [INFO] [stdout] 234069a9ef1044fd45a5009247e2e466bd072d1d5d74f829b8d27e908e4c890f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 167fcd0f4495c17e5bfd2e266ae0d88af850745daeffb00c88046f81b8c02429 [INFO] running `Command { std: "docker" "start" "-a" "167fcd0f4495c17e5bfd2e266ae0d88af850745daeffb00c88046f81b8c02429", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.3 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking arc-swap v0.3.6 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking tokio-timer v0.2.8 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking yaml-rust v0.4.2 [INFO] [stderr] Checking crossbeam-deque v0.6.2 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking signal-hook v0.1.6 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-process v0.2.3 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Compiling serde_derive v1.0.82 [INFO] [stderr] Compiling from_file_derive v0.1.3 [INFO] [stderr] Checking serde_yaml v0.8.8 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking from_file v0.1.3 [INFO] [stderr] Checking cb2_core v0.1.0 (/opt/rustwide/workdir/cb2_core) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:38:39 [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:38:39 [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:66:40 [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:66:40 [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:81:40 [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:81:40 [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | End { id: usize, exit_code: Option }, [INFO] [stdout] | --- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | EndGroup { id: usize, reports: Vec }, [INFO] [stdout] | -------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | Error { id: usize }, [INFO] [stdout] | ----- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `reports` are never read [INFO] [stdout] --> cb2_core/src/exec.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | ErrorGroup { id: usize, reports: Vec }, [INFO] [stdout] | ---------- ^^ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | End { id: usize, exit_code: Option }, [INFO] [stdout] | --- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | EndGroup { id: usize, reports: Vec }, [INFO] [stdout] | -------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | Error { id: usize }, [INFO] [stdout] | ----- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `reports` are never read [INFO] [stdout] --> cb2_core/src/exec.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | ErrorGroup { id: usize, reports: Vec }, [INFO] [stdout] | ---------- ^^ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking cb2 v0.1.0 (/opt/rustwide/workdir/cb2) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s [INFO] running `Command { std: "docker" "inspect" "167fcd0f4495c17e5bfd2e266ae0d88af850745daeffb00c88046f81b8c02429", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "167fcd0f4495c17e5bfd2e266ae0d88af850745daeffb00c88046f81b8c02429", kill_on_drop: false }` [INFO] [stdout] 167fcd0f4495c17e5bfd2e266ae0d88af850745daeffb00c88046f81b8c02429 [INFO] checking shakyShane/cb2 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshakyShane%2Fcb2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shakyShane/cb2 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shakyShane/cb2 [INFO] finished tweaking git repo https://github.com/shakyShane/cb2 [INFO] tweaked toml for git repo https://github.com/shakyShane/cb2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/shakyShane/cb2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bea8fb6f42c85a5b2891b18c75bd754092a6410373eb61a59f4f756a40b26fa7 [INFO] running `Command { std: "docker" "start" "-a" "bea8fb6f42c85a5b2891b18c75bd754092a6410373eb61a59f4f756a40b26fa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bea8fb6f42c85a5b2891b18c75bd754092a6410373eb61a59f4f756a40b26fa7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bea8fb6f42c85a5b2891b18c75bd754092a6410373eb61a59f4f756a40b26fa7", kill_on_drop: false }` [INFO] [stdout] bea8fb6f42c85a5b2891b18c75bd754092a6410373eb61a59f4f756a40b26fa7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9e80917df1425ef08298c9b825ae7d03da8f07a38973b3487c04bb246062569 [INFO] running `Command { std: "docker" "start" "-a" "c9e80917df1425ef08298c9b825ae7d03da8f07a38973b3487c04bb246062569", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.3 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking arc-swap v0.3.6 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking yaml-rust v0.4.2 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Checking tokio-timer v0.2.8 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking crossbeam-deque v0.6.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking signal-hook v0.1.6 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio-process v0.2.3 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Compiling serde_derive v1.0.82 [INFO] [stderr] Compiling from_file_derive v0.1.3 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking serde_yaml v0.8.8 [INFO] [stderr] Checking from_file v0.1.3 [INFO] [stderr] Checking cb2_core v0.1.0 (/opt/rustwide/workdir/cb2_core) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:38:39 [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:38:39 [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | fn create_sync(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:66:40 [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:66:40 [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 66 | fn create_async(task: TaskItem) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:81:40 [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> cb2_core/src/exec.rs:81:40 [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 81 | fn create_seq(group: TaskGroup) -> Box + Send> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | End { id: usize, exit_code: Option }, [INFO] [stdout] | --- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | EndGroup { id: usize, reports: Vec }, [INFO] [stdout] | -------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | Error { id: usize }, [INFO] [stdout] | ----- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `reports` are never read [INFO] [stdout] --> cb2_core/src/exec.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | ErrorGroup { id: usize, reports: Vec }, [INFO] [stdout] | ---------- ^^ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | End { id: usize, exit_code: Option }, [INFO] [stdout] | --- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:10:16 [INFO] [stdout] | [INFO] [stdout] 10 | EndGroup { id: usize, reports: Vec }, [INFO] [stdout] | -------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> cb2_core/src/exec.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | Error { id: usize }, [INFO] [stdout] | ----- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `reports` are never read [INFO] [stdout] --> cb2_core/src/exec.rs:12:18 [INFO] [stdout] | [INFO] [stdout] 12 | ErrorGroup { id: usize, reports: Vec }, [INFO] [stdout] | ---------- ^^ ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Report` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> cb2_core/src/exec.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 40 | let mut child = Command::new("sh"); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 43 | match child.status() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> cb2_core/src/exec.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 68 | let child = Command::new("sh").arg("-c").arg(task.cmd).spawn_async(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 71 | / child [INFO] [stdout] 72 | | .expect("failed to spawn") [INFO] [stdout] 73 | | .map(move |status| Report::End { [INFO] [stdout] 74 | | id: id_clone, [INFO] [stdout] 75 | | exit_code: status.code(), [INFO] [stdout] 76 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> cb2_core/src/task.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Deserialize, Debug, Clone, PartialEq)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> cb2_core/src/exec.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 40 | let mut child = Command::new("sh"); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 43 | match child.status() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> cb2_core/src/exec.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 68 | let child = Command::new("sh").arg("-c").arg(task.cmd).spawn_async(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 71 | / child [INFO] [stdout] 72 | | .expect("failed to spawn") [INFO] [stdout] 73 | | .map(move |status| Report::End { [INFO] [stdout] 74 | | id: id_clone, [INFO] [stdout] 75 | | exit_code: status.code(), [INFO] [stdout] 76 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> cb2_core/src/task.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | #[derive(Deserialize, Debug, Clone, PartialEq)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cb2_core` (lib) due to 4 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `cb2_core` (lib test) due to 4 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c9e80917df1425ef08298c9b825ae7d03da8f07a38973b3487c04bb246062569", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9e80917df1425ef08298c9b825ae7d03da8f07a38973b3487c04bb246062569", kill_on_drop: false }` [INFO] [stdout] c9e80917df1425ef08298c9b825ae7d03da8f07a38973b3487c04bb246062569