[INFO] fetching crate mandolin 0.2.0... [INFO] checking mandolin-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate mandolin 0.2.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate mandolin 0.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mandolin 0.2.0 [INFO] tweaked toml for crates.io crate mandolin 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mandolin 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mandolin 0.2.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `^0.9.34+deprecated` for dependency `serde_yaml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 41862c409667a14e629edfd59bb871483f72b635d097dbb0188cde42f1ec7506 [INFO] running `Command { std: "docker" "start" "-a" "41862c409667a14e629edfd59bb871483f72b635d097dbb0188cde42f1ec7506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41862c409667a14e629edfd59bb871483f72b635d097dbb0188cde42f1ec7506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41862c409667a14e629edfd59bb871483f72b635d097dbb0188cde42f1ec7506", kill_on_drop: false }` [INFO] [stdout] 41862c409667a14e629edfd59bb871483f72b635d097dbb0188cde42f1ec7506 [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17717723a827525b9f00cae20ef0ba28c7a501a9ec7c3f7719ea0f86cda56cfe [INFO] running `Command { std: "docker" "start" "-a" "17717723a827525b9f00cae20ef0ba28c7a501a9ec7c3f7719ea0f86cda56cfe", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `^0.9.34+deprecated` for dependency `serde_yaml` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking sync_wrapper v1.0.2 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling mandolin v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking matchit v0.8.4 [INFO] [stderr] Checking iana-time-zone v0.1.63 [INFO] [stderr] Checking axum-core v0.5.2 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Checking tokio v1.46.1 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking hyper v1.6.0 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Checking hyper-util v0.1.15 [INFO] [stderr] Checking indexmap v2.10.0 [INFO] [stderr] Checking serde_path_to_error v0.1.17 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking uuid v1.17.0 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking minijinja v2.11.0 [INFO] [stderr] Checking openapiv3 v2.2.0 [INFO] [stderr] Checking axum v0.8.4 [INFO] [stdout] warning: unused import: `crate::out::Device` [INFO] [stdout] --> examples/example_axum_implement.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::out::Device; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1054:49 [INFO] [stdout] | [INFO] [stdout] 1054 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1058:51 [INFO] [stdout] | [INFO] [stdout] 1058 | let v = query.get("max_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1062:51 [INFO] [stdout] | [INFO] [stdout] 1062 | let v = query.get("min_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1157:46 [INFO] [stdout] | [INFO] [stdout] 1157 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1212:46 [INFO] [stdout] | [INFO] [stdout] 1212 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1277:46 [INFO] [stdout] | [INFO] [stdout] 1277 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1329:46 [INFO] [stdout] | [INFO] [stdout] 1329 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1465:49 [INFO] [stdout] | [INFO] [stdout] 1465 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1469:54 [INFO] [stdout] | [INFO] [stdout] 1469 | let v = query.get("key_device").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1481:51 [INFO] [stdout] | [INFO] [stdout] 1481 | let v = query.get("max_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1485:51 [INFO] [stdout] | [INFO] [stdout] 1485 | let v = query.get("min_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1527:54 [INFO] [stdout] | [INFO] [stdout] 1527 | let v = query.get("key_device").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1614:46 [INFO] [stdout] | [INFO] [stdout] 1614 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1669:46 [INFO] [stdout] | [INFO] [stdout] 1669 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1734:46 [INFO] [stdout] | [INFO] [stdout] 1734 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1794:49 [INFO] [stdout] | [INFO] [stdout] 1794 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1874:49 [INFO] [stdout] | [INFO] [stdout] 1874 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1950:49 [INFO] [stdout] | [INFO] [stdout] 1950 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:1997:46 [INFO] [stdout] | [INFO] [stdout] 1997 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:2052:46 [INFO] [stdout] | [INFO] [stdout] 2052 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_implement.rs:2117:46 [INFO] [stdout] | [INFO] [stdout] 2117 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mandolin` (example "example_axum_implement") due to 21 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1003:48 [INFO] [stdout] | [INFO] [stdout] 1003 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mandolin` (example "example_axum_generated") due to 21 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1007:50 [INFO] [stdout] | [INFO] [stdout] 1007 | let v = query.get("max_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1011:50 [INFO] [stdout] | [INFO] [stdout] 1011 | let v = query.get("min_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1096:45 [INFO] [stdout] | [INFO] [stdout] 1096 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1147:45 [INFO] [stdout] | [INFO] [stdout] 1147 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1206:45 [INFO] [stdout] | [INFO] [stdout] 1206 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1255:45 [INFO] [stdout] | [INFO] [stdout] 1255 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1381:48 [INFO] [stdout] | [INFO] [stdout] 1381 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1385:53 [INFO] [stdout] | [INFO] [stdout] 1385 | let v = query.get("key_device").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1397:50 [INFO] [stdout] | [INFO] [stdout] 1397 | let v = query.get("max_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1401:50 [INFO] [stdout] | [INFO] [stdout] 1401 | let v = query.get("min_key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1439:53 [INFO] [stdout] | [INFO] [stdout] 1439 | let v = query.get("key_device").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1522:45 [INFO] [stdout] | [INFO] [stdout] 1522 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1573:45 [INFO] [stdout] | [INFO] [stdout] 1573 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1632:45 [INFO] [stdout] | [INFO] [stdout] 1632 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1689:48 [INFO] [stdout] | [INFO] [stdout] 1689 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1763:48 [INFO] [stdout] | [INFO] [stdout] 1763 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1833:48 [INFO] [stdout] | [INFO] [stdout] 1833 | let v = query.get("order").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1876:45 [INFO] [stdout] | [INFO] [stdout] 1876 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1927:45 [INFO] [stdout] | [INFO] [stdout] 1927 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> examples/example_axum_generated.rs:1986:45 [INFO] [stdout] | [INFO] [stdout] 1986 | let v = path.get("key").and_then(|v| v.parse().ok()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "17717723a827525b9f00cae20ef0ba28c7a501a9ec7c3f7719ea0f86cda56cfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17717723a827525b9f00cae20ef0ba28c7a501a9ec7c3f7719ea0f86cda56cfe", kill_on_drop: false }` [INFO] [stdout] 17717723a827525b9f00cae20ef0ba28c7a501a9ec7c3f7719ea0f86cda56cfe