[INFO] fetching crate wandbox 0.1.3... [INFO] testing wandbox-0.1.3 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate wandbox 0.1.3 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate wandbox 0.1.3 [INFO] finished tweaking crates.io crate wandbox 0.1.3 [INFO] tweaked toml for crates.io crate wandbox 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate wandbox 0.1.3 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 156 packages to latest compatible versions [INFO] [stderr] Adding reqwest v0.11.27 (available: v0.12.23) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b61042dc2cd96e2775c34bbfd9a66924f8e4f26212bd30a135bb09cbcbb77fa [INFO] running `Command { std: "docker" "start" "-a" "1b61042dc2cd96e2775c34bbfd9a66924f8e4f26212bd30a135bb09cbcbb77fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b61042dc2cd96e2775c34bbfd9a66924f8e4f26212bd30a135bb09cbcbb77fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b61042dc2cd96e2775c34bbfd9a66924f8e4f26212bd30a135bb09cbcbb77fa", kill_on_drop: false }` [INFO] [stdout] 1b61042dc2cd96e2775c34bbfd9a66924f8e4f26212bd30a135bb09cbcbb77fa [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2959248dff84f3f6338cc3315ae02a0b9acb51a082fb8c4bbb07ffda06f7e27b [INFO] running `Command { std: "docker" "start" "-a" "2959248dff84f3f6338cc3315ae02a0b9acb51a082fb8c4bbb07ffda06f7e27b", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling bytes v1.10.1 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling socket2 v0.6.0 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling hashbrown v0.16.0 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling openssl-probe v0.1.6 [INFO] [stderr] Compiling slab v0.4.11 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling percent-encoding v2.3.2 [INFO] [stderr] Compiling socket2 v0.5.10 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling rustls-pemfile v1.0.4 [INFO] [stderr] Compiling encoding_rs v0.8.35 [INFO] [stderr] Compiling sync_wrapper v0.1.2 [INFO] [stderr] Compiling ipnet v2.11.0 [INFO] [stderr] Compiling form_urlencoded v1.2.2 [INFO] [stderr] Compiling indexmap v2.11.4 [INFO] [stderr] Compiling http v0.2.12 [INFO] [stderr] Compiling http-body v0.4.6 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling zerovec v0.11.4 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.3 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling icu_provider v2.0.0 [INFO] [stderr] Compiling icu_normalizer v2.0.0 [INFO] [stderr] Compiling icu_properties v2.0.1 [INFO] [stderr] Compiling idna_adapter v1.2.1 [INFO] [stderr] Compiling tokio-util v0.7.16 [INFO] [stderr] Compiling tokio-native-tls v0.3.1 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling h2 v0.3.27 [INFO] [stderr] Compiling hyper v0.14.32 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.27 [INFO] [stderr] Compiling wandbox v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | for mut c in v.compilers.iter_mut() { [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.80s [INFO] running `Command { std: "docker" "inspect" "2959248dff84f3f6338cc3315ae02a0b9acb51a082fb8c4bbb07ffda06f7e27b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2959248dff84f3f6338cc3315ae02a0b9acb51a082fb8c4bbb07ffda06f7e27b", kill_on_drop: false }` [INFO] [stdout] 2959248dff84f3f6338cc3315ae02a0b9acb51a082fb8c4bbb07ffda06f7e27b [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 720d7a095a58e4b13ffe87fad41581e2c264bb4ad0da42cca436cf6e87a8af86 [INFO] running `Command { std: "docker" "start" "-a" "720d7a095a58e4b13ffe87fad41581e2c264bb4ad0da42cca436cf6e87a8af86", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling wandbox v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | for mut c in v.compilers.iter_mut() { [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: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:61:17 [INFO] [stdout] | [INFO] [stdout] 61 | for mut c in v.compilers.iter_mut() { [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s [INFO] running `Command { std: "docker" "inspect" "720d7a095a58e4b13ffe87fad41581e2c264bb4ad0da42cca436cf6e87a8af86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "720d7a095a58e4b13ffe87fad41581e2c264bb4ad0da42cca436cf6e87a8af86", kill_on_drop: false }` [INFO] [stdout] 720d7a095a58e4b13ffe87fad41581e2c264bb4ad0da42cca436cf6e87a8af86 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 03370df1016013c82e39bea77680cb26f51453fbf61fcb7708371231892ce8c8 [INFO] running `Command { std: "docker" "start" "-a" "03370df1016013c82e39bea77680cb26f51453fbf61fcb7708371231892ce8c8", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:61:17 [INFO] [stderr] | [INFO] [stderr] 61 | for mut c in v.compilers.iter_mut() { [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: `wandbox` (lib) generated 1 warning (run `cargo fix --lib -p wandbox` to apply 1 suggestion) [INFO] [stderr] warning: `wandbox` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wandbox-a18402a221dfc6a0) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::tests::is_valid_language ... FAILED [INFO] [stdout] test tests::tests::compilation_builder_lang ... FAILED [INFO] [stdout] test tests::tests::compilation_builder_compiler ... FAILED [INFO] [stdout] test tests::tests::get_default_controller ... FAILED [INFO] [stdout] test tests::tests::is_valid_compiler_str ... FAILED [INFO] [stdout] test tests::tests::ignore_broken_compiler ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::tests::is_valid_language stdout ---- [INFO] [stdout] Error: reqwest::Error { kind: Request, url: Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("wandbox.org")), port: None, path: "/api/list.json", query: None, fragment: None }, source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) } [INFO] [stdout] [INFO] [stdout] ---- tests::tests::compilation_builder_lang stdout ---- [INFO] [stdout] Error: reqwest::Error { kind: Request, url: Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("wandbox.org")), port: None, path: "/api/list.json", query: None, fragment: None }, source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) } [INFO] [stdout] [INFO] [stdout] ---- tests::tests::compilation_builder_compiler stdout ---- [INFO] [stdout] Error: reqwest::Error { kind: Request, url: Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("wandbox.org")), port: None, path: "/api/list.json", query: None, fragment: None }, source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) } [INFO] [stdout] [INFO] [stdout] ---- tests::tests::get_default_controller stdout ---- [INFO] [stdout] Error: reqwest::Error { kind: Request, url: Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("wandbox.org")), port: None, path: "/api/list.json", query: None, fragment: None }, source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) } [INFO] [stdout] [INFO] [stdout] ---- tests::tests::is_valid_compiler_str stdout ---- [INFO] [stdout] Error: reqwest::Error { kind: Request, url: Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("wandbox.org")), port: None, path: "/api/list.json", query: None, fragment: None }, source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) } [INFO] [stdout] [INFO] [stdout] ---- tests::tests::ignore_broken_compiler stdout ---- [INFO] [stdout] Error: reqwest::Error { kind: Request, url: Url { scheme: "https", cannot_be_a_base: false, username: "", password: None, host: Some(Domain("wandbox.org")), port: None, path: "/api/list.json", query: None, fragment: None }, source: hyper::Error(Connect, ConnectError("dns error", Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" })) } [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::tests::compilation_builder_compiler [INFO] [stdout] tests::tests::compilation_builder_lang [INFO] [stdout] tests::tests::get_default_controller [INFO] [stdout] tests::tests::ignore_broken_compiler [INFO] [stdout] tests::tests::is_valid_compiler_str [INFO] [stdout] tests::tests::is_valid_language [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "03370df1016013c82e39bea77680cb26f51453fbf61fcb7708371231892ce8c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03370df1016013c82e39bea77680cb26f51453fbf61fcb7708371231892ce8c8", kill_on_drop: false }` [INFO] [stdout] 03370df1016013c82e39bea77680cb26f51453fbf61fcb7708371231892ce8c8