[INFO] fetching crate flowlang 0.3.14...
[INFO] checking flowlang-0.3.14 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate flowlang 0.3.14 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate flowlang 0.3.14 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 crates.io crate flowlang 0.3.14
[INFO] finished tweaking crates.io crate flowlang 0.3.14
[INFO] tweaked toml for crates.io crate flowlang 0.3.14 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate flowlang 0.3.14 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 fslock v0.2.1
[INFO] [stderr]   Downloaded serde_v8 v0.158.0
[INFO] [stderr]   Downloaded proc-macro-rules v0.4.0
[INFO] [stderr]   Downloaded cooked-waker v5.0.0
[INFO] [stderr]   Downloaded deno_unsync v0.3.2
[INFO] [stderr]   Downloaded ndata v0.3.10
[INFO] [stderr]   Downloaded proc-macro-rules-macros v0.4.0
[INFO] [stderr]   Downloaded deno_ops v0.125.0
[INFO] [stderr]   Downloaded sourcemap v7.0.1
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.2
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.2
[INFO] [stderr]   Downloaded target-lexicon v0.12.11
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.2
[INFO] [stderr]   Downloaded unicode-id v0.3.4
[INFO] [stderr]   Downloaded java-locator v0.1.5
[INFO] [stderr]   Downloaded which v5.0.0
[INFO] [stderr]   Downloaded rustix v0.38.13
[INFO] [stderr]   Downloaded pyo3-macros v0.20.2
[INFO] [stderr]   Downloaded pyo3 v0.20.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.7
[INFO] [stderr]   Downloaded v8 v0.83.1
[INFO] [stderr]   Downloaded deno_core v0.249.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cf507915800d827162678aa53d88d15e36c8d301b2498890231155b2e1f135e7
[INFO] running `Command { std: "docker" "start" "-a" "cf507915800d827162678aa53d88d15e36c8d301b2498890231155b2e1f135e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf507915800d827162678aa53d88d15e36c8d301b2498890231155b2e1f135e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf507915800d827162678aa53d88d15e36c8d301b2498890231155b2e1f135e7", kill_on_drop: false }`
[INFO] [stdout] cf507915800d827162678aa53d88d15e36c8d301b2498890231155b2e1f135e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ac79059780720f3ed832951ca79464c98984f0d30cd9d314d3fe947825b64e21
[INFO] running `Command { std: "docker" "start" "-a" "ac79059780720f3ed832951ca79464c98984f0d30cd9d314d3fe947825b64e21", kill_on_drop: false }`
[INFO] [stderr]     Checking ndata v0.3.10
[INFO] [stderr]     Checking flowlang v0.3.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::create_dir_all`
[INFO] [stdout]   --> src/buildrust.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::create_dir_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 650 |                         let q = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 650 -                         let q = match(ntype.as_ref()) {
[INFO] [stdout] 650 +                         let q = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:654:38
[INFO] [stdout]     |
[INFO] [stdout] 654 |                         let x = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 654 -                         let x = match(ntype.as_ref()) {
[INFO] [stdout] 654 +                         let x = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::create_dir_all`
[INFO] [stdout]   --> src/buildrust.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::create_dir_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 650 |                         let q = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 650 -                         let q = match(ntype.as_ref()) {
[INFO] [stdout] 650 +                         let q = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:654:38
[INFO] [stdout]     |
[INFO] [stdout] 654 |                         let x = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 654 -                         let x = match(ntype.as_ref()) {
[INFO] [stdout] 654 +                         let x = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 |   let mut b = false;
[INFO] [stdout]    |           ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 |             if build(&lib, &ctl, &cmd, &root) { b = true; }
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 |   let mut b = false;
[INFO] [stdout]    |           ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 |             if build(&lib, &ctl, &cmd, &root) { b = true; }
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]    --> src/buildrust.rs:608:11
[INFO] [stdout]     |
[INFO] [stdout] 608 |       let root = store.get_lib_root(&lib);
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]    --> src/buildrust.rs:608:11
[INFO] [stdout]     |
[INFO] [stdout] 608 |       let root = store.get_lib_root(&lib);
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::create_dir_all`
[INFO] [stdout]   --> src/buildrust.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::create_dir_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 650 |                         let q = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 650 -                         let q = match(ntype.as_ref()) {
[INFO] [stdout] 650 +                         let q = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:654:38
[INFO] [stdout]     |
[INFO] [stdout] 654 |                         let x = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 654 -                         let x = match(ntype.as_ref()) {
[INFO] [stdout] 654 +                         let x = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::create_dir_all`
[INFO] [stdout]   --> src/buildrust.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::create_dir_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 650 |                         let q = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 650 -                         let q = match(ntype.as_ref()) {
[INFO] [stdout] 650 +                         let q = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:654:38
[INFO] [stdout]     |
[INFO] [stdout] 654 |                         let x = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 654 -                         let x = match(ntype.as_ref()) {
[INFO] [stdout] 654 +                         let x = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 |   let mut b = false;
[INFO] [stdout]    |           ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 |             if build(&lib, &ctl, &cmd, &root) { b = true; }
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 |   let mut b = false;
[INFO] [stdout]    |           ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 |             if build(&lib, &ctl, &cmd, &root) { b = true; }
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]    --> src/buildrust.rs:608:11
[INFO] [stdout]     |
[INFO] [stdout] 608 |       let root = store.get_lib_root(&lib);
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]    --> src/buildrust.rs:608:11
[INFO] [stdout]     |
[INFO] [stdout] 608 |       let root = store.get_lib_root(&lib);
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "ac79059780720f3ed832951ca79464c98984f0d30cd9d314d3fe947825b64e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac79059780720f3ed832951ca79464c98984f0d30cd9d314d3fe947825b64e21", kill_on_drop: false }`
[INFO] [stdout] ac79059780720f3ed832951ca79464c98984f0d30cd9d314d3fe947825b64e21
[INFO] checking flowlang-0.3.14 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu
[INFO] extracting crate flowlang 0.3.14 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate flowlang 0.3.14 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 crates.io crate flowlang 0.3.14
[INFO] finished tweaking crates.io crate flowlang 0.3.14
[INFO] tweaked toml for crates.io crate flowlang 0.3.14 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate flowlang 0.3.14 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 858ffd421d5fd1f5df5acd69899dcf0fb6ece4f89ae3393f15fb1ceeb80548c1
[INFO] running `Command { std: "docker" "start" "-a" "858ffd421d5fd1f5df5acd69899dcf0fb6ece4f89ae3393f15fb1ceeb80548c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "858ffd421d5fd1f5df5acd69899dcf0fb6ece4f89ae3393f15fb1ceeb80548c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858ffd421d5fd1f5df5acd69899dcf0fb6ece4f89ae3393f15fb1ceeb80548c1", kill_on_drop: false }`
[INFO] [stdout] 858ffd421d5fd1f5df5acd69899dcf0fb6ece4f89ae3393f15fb1ceeb80548c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ecd13c4d96d5aaea14a51ec82f1833d008361c215812a423f5a617ecab7719d5
[INFO] running `Command { std: "docker" "start" "-a" "ecd13c4d96d5aaea14a51ec82f1833d008361c215812a423f5a617ecab7719d5", kill_on_drop: false }`
[INFO] [stderr]     Checking ndata v0.3.10
[INFO] [stderr]     Checking flowlang v0.3.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::create_dir_all`
[INFO] [stdout]   --> src/buildrust.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::create_dir_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 650 |                         let q = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 650 -                         let q = match(ntype.as_ref()) {
[INFO] [stdout] 650 +                         let q = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:654:38
[INFO] [stdout]     |
[INFO] [stdout] 654 |                         let x = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 654 -                         let x = match(ntype.as_ref()) {
[INFO] [stdout] 654 +                         let x = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::create_dir_all`
[INFO] [stdout]   --> src/buildrust.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::create_dir_all;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:650:38
[INFO] [stdout]     |
[INFO] [stdout] 650 |                         let q = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 650 -                         let q = match(ntype.as_ref()) {
[INFO] [stdout] 650 +                         let q = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/buildrust.rs:654:38
[INFO] [stdout]     |
[INFO] [stdout] 654 |                         let x = match(ntype.as_ref()) {
[INFO] [stdout]     |                                      ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 654 -                         let x = match(ntype.as_ref()) {
[INFO] [stdout] 654 +                         let x = match ntype.as_ref() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 |   let mut b = false;
[INFO] [stdout]    |           ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 |             if build(&lib, &ctl, &cmd, &root) { b = true; }
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]    --> src/buildrust.rs:608:11
[INFO] [stdout]     |
[INFO] [stdout] 608 |       let root = store.get_lib_root(&lib);
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[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]   --> src/rustcmd.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn execute(&self, args:DataObject) -> Result<DataObject, CodeException> {
[INFO] [stdout]    |                         --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 62 |     Ok((self.func)(args))
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:30:11
[INFO] [stdout]    |
[INFO] [stdout] 30 |   let mut b = false;
[INFO] [stdout]    |           ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/buildrust.rs:54:49
[INFO] [stdout]    |
[INFO] [stdout] 54 |             if build(&lib, &ctl, &cmd, &root) { b = true; }
[INFO] [stdout]    |                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flowlang` (lib test) due to 2 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]    --> src/buildrust.rs:608:11
[INFO] [stdout]     |
[INFO] [stdout] 608 |       let root = store.get_lib_root(&lib);
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[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]   --> src/rustcmd.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |   pub fn execute(&self, args:DataObject) -> Result<DataObject, CodeException> {
[INFO] [stdout]    |                         --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 62 |     Ok((self.func)(args))
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flowlang` (lib) due to 2 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ecd13c4d96d5aaea14a51ec82f1833d008361c215812a423f5a617ecab7719d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd13c4d96d5aaea14a51ec82f1833d008361c215812a423f5a617ecab7719d5", kill_on_drop: false }`
[INFO] [stdout] ecd13c4d96d5aaea14a51ec82f1833d008361c215812a423f5a617ecab7719d5