[INFO] fetching crate nswrap 0.1.0... [INFO] testing nswrap-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate nswrap 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate nswrap 0.1.0 [INFO] finished tweaking crates.io crate nswrap 0.1.0 [INFO] tweaked toml for crates.io crate nswrap 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nswrap 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding derive_builder v0.12.0 (available: v0.20.2) [INFO] [stderr] Adding linux-raw-sys v0.4.15 (available: v0.12.0) [INFO] [stderr] Adding nix v0.26.4 (available: v0.30.1) [INFO] [stderr] Adding rustix v0.38.44 (available: v1.1.2) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] [stderr] Adding xdg v2.5.2 (available: v3.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memoffset v0.7.1 [INFO] [stderr] Downloaded proc-macro-error-attr2 v2.0.0 [INFO] [stderr] Downloaded proc-macro-error2 v2.0.1 [INFO] [stderr] Downloaded derive_builder v0.12.0 [INFO] [stderr] Downloaded derive_builder_macro v0.12.0 [INFO] [stderr] Downloaded xdg v2.5.2 [INFO] [stderr] Downloaded getset v0.1.6 [INFO] [stderr] Downloaded ident_case v1.0.1 [INFO] [stderr] Downloaded darling_core v0.14.4 [INFO] [stderr] Downloaded darling v0.14.4 [INFO] [stderr] Downloaded strsim v0.10.0 [INFO] [stderr] Downloaded darling_macro v0.14.4 [INFO] [stderr] Downloaded derive_builder_core v0.12.0 [INFO] [stderr] Downloaded rustix v0.38.44 [INFO] [stderr] Downloaded nix v0.26.4 [INFO] [stderr] Downloaded linux-raw-sys v0.4.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9593da6bd96c61e749d3f705fdc6457b936c924a504854bf3d22fe8059f5cfa [INFO] running `Command { std: "docker" "start" "-a" "d9593da6bd96c61e749d3f705fdc6457b936c924a504854bf3d22fe8059f5cfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9593da6bd96c61e749d3f705fdc6457b936c924a504854bf3d22fe8059f5cfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9593da6bd96c61e749d3f705fdc6457b936c924a504854bf3d22fe8059f5cfa", kill_on_drop: false }` [INFO] [stdout] d9593da6bd96c61e749d3f705fdc6457b936c924a504854bf3d22fe8059f5cfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59814c922f81cdb675c3a839ba1ec6bb5e251c4c2cba8c21f180c543a9179584 [INFO] running `Command { std: "docker" "start" "-a" "59814c922f81cdb675c3a839ba1ec6bb5e251c4c2cba8c21f180c543a9179584", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Compiling bitflags v2.10.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling linux-raw-sys v0.4.15 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling xdg v2.5.2 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling proc-macro-error-attr2 v2.0.0 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stderr] Compiling proc-macro-error2 v2.0.1 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling getset v0.1.6 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling darling_core v0.14.4 [INFO] [stderr] Compiling darling_macro v0.14.4 [INFO] [stderr] Compiling darling v0.14.4 [INFO] [stderr] Compiling derive_builder_core v0.12.0 [INFO] [stderr] Compiling derive_builder_macro v0.12.0 [INFO] [stderr] Compiling derive_builder v0.12.0 [INFO] [stderr] Compiling nswrap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:321:13 [INFO] [stdout] | [INFO] [stdout] 321 | let mut set; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `set_root` and `add_mount` are never used [INFO] [stdout] --> src/lib.rs:349:8 [INFO] [stdout] | [INFO] [stdout] 315 | impl<'a> Wrap<'_> { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 349 | fn set_root(&mut self, root: config::Root) -> &mut Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 355 | fn add_mount(&mut self, mnt: config::Mount) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `root` and `mounts` are never read [INFO] [stdout] --> src/core.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub(crate) struct WrapInner<'a> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 46 | pub(crate) process: config::Process, [INFO] [stdout] 47 | pub(crate) root: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] 48 | [INFO] [stdout] 49 | pub(crate) mounts: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/core.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 112 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.15s [INFO] running `Command { std: "docker" "inspect" "59814c922f81cdb675c3a839ba1ec6bb5e251c4c2cba8c21f180c543a9179584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59814c922f81cdb675c3a839ba1ec6bb5e251c4c2cba8c21f180c543a9179584", kill_on_drop: false }` [INFO] [stdout] 59814c922f81cdb675c3a839ba1ec6bb5e251c4c2cba8c21f180c543a9179584 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bd19d40c148c9fdcb53b99e7c69ef4c40d1c36e320f4df9c44166d6bacc2a02 [INFO] running `Command { std: "docker" "start" "-a" "7bd19d40c148c9fdcb53b99e7c69ef4c40d1c36e320f4df9c44166d6bacc2a02", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:321:13 [INFO] [stdout] | [INFO] [stdout] 321 | let mut set; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `set_root` and `add_mount` are never used [INFO] [stdout] --> src/lib.rs:349:8 [INFO] [stdout] | [INFO] [stdout] 315 | impl<'a> Wrap<'_> { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 349 | fn set_root(&mut self, root: config::Root) -> &mut Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 355 | fn add_mount(&mut self, mnt: config::Mount) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `root` and `mounts` are never read [INFO] [stdout] --> src/core.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub(crate) struct WrapInner<'a> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 46 | pub(crate) process: config::Process, [INFO] [stdout] 47 | pub(crate) root: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] 48 | [INFO] [stdout] 49 | pub(crate) mounts: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nswrap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/core.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 112 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/basic.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | fs::remove_dir_all(_TMP_DIR); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 33 | let _ = fs::remove_dir_all(_TMP_DIR); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:321:13 [INFO] [stdout] | [INFO] [stdout] 321 | let mut set; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `set_root` and `add_mount` are never used [INFO] [stdout] --> src/lib.rs:349:8 [INFO] [stdout] | [INFO] [stdout] 315 | impl<'a> Wrap<'_> { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 349 | fn set_root(&mut self, root: config::Root) -> &mut Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 355 | fn add_mount(&mut self, mnt: config::Mount) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `root` and `mounts` are never read [INFO] [stdout] --> src/core.rs:47:16 [INFO] [stdout] | [INFO] [stdout] 45 | pub(crate) struct WrapInner<'a> { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 46 | pub(crate) process: config::Process, [INFO] [stdout] 47 | pub(crate) root: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] 48 | [INFO] [stdout] 49 | pub(crate) mounts: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `exec` that must be used [INFO] [stdout] --> src/core.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | cmd.exec(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 112 | let _ = cmd.exec(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "7bd19d40c148c9fdcb53b99e7c69ef4c40d1c36e320f4df9c44166d6bacc2a02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bd19d40c148c9fdcb53b99e7c69ef4c40d1c36e320f4df9c44166d6bacc2a02", kill_on_drop: false }` [INFO] [stdout] 7bd19d40c148c9fdcb53b99e7c69ef4c40d1c36e320f4df9c44166d6bacc2a02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e9659ba2f7b4ea1f5069b7047a8c3ba0d99a1f6dbc96b46b24e742c069c10c2d [INFO] running `Command { std: "docker" "start" "-a" "e9659ba2f7b4ea1f5069b7047a8c3ba0d99a1f6dbc96b46b24e742c069c10c2d", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:321:13 [INFO] [stderr] | [INFO] [stderr] 321 | let mut set; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: methods `set_root` and `add_mount` are never used [INFO] [stderr] --> src/lib.rs:349:8 [INFO] [stderr] | [INFO] [stderr] 315 | impl<'a> Wrap<'_> { [INFO] [stderr] | ----------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 349 | fn set_root(&mut self, root: config::Root) -> &mut Self { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 355 | fn add_mount(&mut self, mnt: config::Mount) -> &mut Self { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: fields `root` and `mounts` are never read [INFO] [stderr] --> src/core.rs:47:16 [INFO] [stderr] | [INFO] [stderr] 45 | pub(crate) struct WrapInner<'a> { [INFO] [stderr] | --------- fields in this struct [INFO] [stderr] 46 | pub(crate) process: config::Process, [INFO] [stderr] 47 | pub(crate) root: Option, [INFO] [stderr] | ^^^^ [INFO] [stderr] 48 | [INFO] [stderr] 49 | pub(crate) mounts: Vec, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `exec` that must be used [INFO] [stderr] --> src/core.rs:112:9 [INFO] [stderr] | [INFO] [stderr] 112 | cmd.exec(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 112 | let _ = cmd.exec(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `nswrap` (lib) generated 4 warnings (run `cargo fix --lib -p nswrap` to apply 1 suggestion) [INFO] [stderr] warning: `nswrap` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/basic.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | fs::remove_dir_all(_TMP_DIR); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 33 | let _ = fs::remove_dir_all(_TMP_DIR); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `nswrap` (test "basic") generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nswrap-8928dccb5e057462) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test core::test::test ... ok [INFO] [stdout] test util::test::correctly_return_os_error ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- util::test::correctly_return_os_error stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'util::test::correctly_return_os_error' (17) panicked at src/util.rs:129:50: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: 22 [INFO] [stdout] right: 1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5a554a447f72 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5a554a447f72 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5a554a447f72 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5a554a447f72 - ::fmt::hde21067283f7e82e [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5a554a457e6f - core::fmt::rt::Argument::fmt::he65307037dca33c6 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5a554a457e6f - core::fmt::write::h24186904251c31cb [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x5a554a415b73 - std::io::default_write_fmt::h4e8d11c5c4b9cafe [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5a554a415b73 - std::io::Write::write_fmt::ha849be0824d095ef [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5a554a4217e2 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5a554a4262bf - std::panicking::default_hook::{{closure}}::h80a26d916c49679b [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5a554a426151 - std::panicking::default_hook::he2e9efee79b3dce9 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5a554a3e50be - as core::ops::function::Fn>::call::h202f496763929329 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9 [INFO] [stdout] 12: 0x5a554a3e50be - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5a554a4268cf - as core::ops::function::Fn>::call::h2883c9d2dbd4e81c [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9 [INFO] [stdout] 14: 0x5a554a4268cf - std::panicking::panic_with_hook::hf5648b7cec6bc73e [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5a554a42672a - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5a554a421919 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5a554a40a20d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5a554a45f780 - core::panicking::panic_fmt::hb5d6b83773432920 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x5a554a45f583 - core::panicking::assert_failed_inner::ha59fbb70905830e9 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:444:17 [INFO] [stdout] 20: 0x5a554a435a60 - core::panicking::assert_failed::heb3d068d42e253b0 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:399:5 [INFO] [stdout] 21: 0x5a554a3c32a2 - nswrap::util::test::correctly_return_os_error::h83bb38ea23e5fc74 [INFO] [stdout] at /opt/rustwide/workdir/src/util.rs:129:50 [INFO] [stdout] 22: 0x5a554a3c32e7 - nswrap::util::test::correctly_return_os_error::{{closure}}::h9b34964f57159d8f [INFO] [stdout] at /opt/rustwide/workdir/src/util.rs:124:35 [INFO] [stdout] 23: 0x5a554a3c0176 - core::ops::function::FnOnce::call_once::h5ad214f122b8d325 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5a554a3e4f2b - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5a554a3e4f2b - test::__rust_begin_short_backtrace::h85d4fe5033219107 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5a554a3f8f1d - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5a554a3f8f1d - as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x5a554a3f8f1d - std::panicking::catch_unwind::do_call::hf71351b2657d4002 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5a554a3f8f1d - std::panicking::catch_unwind::h7fcb5c0312d9e172 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5a554a3f8f1d - std::panic::catch_unwind::h5cf3c9bdee894ebe [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5a554a3f8f1d - test::run_test_in_process::h1469cb85193a3a25 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5a554a3f8f1d - test::run_test::{{closure}}::h59d45b3cd6453d69 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5a554a3d2464 - test::run_test::{{closure}}::h9baa0c3d443f28c9 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5a554a3d2464 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5a554a3d5cba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17 [INFO] [stdout] 36: 0x5a554a3d5cba - as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x5a554a3d5cba - std::panicking::catch_unwind::do_call::h522b41a6c157aaba [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5a554a3d5cba - std::panicking::catch_unwind::h0efbf72006b8e365 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5a554a3d5cba - std::panic::catch_unwind::h3b081041e6c97066 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5a554a3d5cba - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30 [INFO] [stdout] 41: 0x5a554a3d5cba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5a554a41cd1f - as core::ops::function::FnOnce>::call_once::h3adbd6ccf5f737af [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9 [INFO] [stdout] 43: 0x5a554a41cd1f - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17 [INFO] [stdout] 44: 0x74968a144aa4 - [INFO] [stdout] 45: 0x74968a1d1a64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] util::test::correctly_return_os_error [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "e9659ba2f7b4ea1f5069b7047a8c3ba0d99a1f6dbc96b46b24e742c069c10c2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9659ba2f7b4ea1f5069b7047a8c3ba0d99a1f6dbc96b46b24e742c069c10c2d", kill_on_drop: false }` [INFO] [stdout] e9659ba2f7b4ea1f5069b7047a8c3ba0d99a1f6dbc96b46b24e742c069c10c2d