[INFO] cloning repository https://github.com/clechasseur/exsb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clechasseur/exsb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fexsb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fexsb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf6e127eb80cf84e17ca6d3fa4239af0fe39b66f [INFO] checking clechasseur/exsb against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fexsb" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/clechasseur/exsb on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/clechasseur/exsb [INFO] finished tweaking git repo https://github.com/clechasseur/exsb [INFO] tweaked toml for git repo https://github.com/clechasseur/exsb written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/clechasseur/exsb 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mini_exercism v2.1.0 [INFO] [stderr] Downloaded assert_cmd v2.0.13 [INFO] [stderr] Downloaded clap-verbosity-flag v2.1.2 [INFO] [stderr] Downloaded mockall_double v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a699402b6d0a794fc1a3d73559bff5e3117e6356c2a1a48cdcbb4d1fc7d0e908 [INFO] running `Command { std: "docker" "start" "-a" "a699402b6d0a794fc1a3d73559bff5e3117e6356c2a1a48cdcbb4d1fc7d0e908", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a699402b6d0a794fc1a3d73559bff5e3117e6356c2a1a48cdcbb4d1fc7d0e908", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a699402b6d0a794fc1a3d73559bff5e3117e6356c2a1a48cdcbb4d1fc7d0e908", kill_on_drop: false }` [INFO] [stdout] a699402b6d0a794fc1a3d73559bff5e3117e6356c2a1a48cdcbb4d1fc7d0e908 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7cb73f91b74fab8885a3c2e1e2e4eac8ebdf2e3eef1a09409b34e6bf85e5070 [INFO] running `Command { std: "docker" "start" "-a" "b7cb73f91b74fab8885a3c2e1e2e4eac8ebdf2e3eef1a09409b34e6bf85e5070", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.76 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking smallvec v1.12.0 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling pkg-config v0.3.28 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking http v0.2.11 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Compiling openssl v0.10.62 [INFO] [stderr] Compiling serde_json v1.0.111 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking unicode-bidi v0.3.14 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Compiling semver v1.0.21 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking httpdate v1.0.3 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking indexmap v2.1.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling anyhow v1.0.79 [INFO] [stderr] Checking anstream v0.6.7 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking clap_builder v4.4.18 [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking ipnet v2.9.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling mini_exercism v2.1.0 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking concurrent-queue v2.4.0 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling http-types v2.12.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking retain_mut v0.1.9 [INFO] [stderr] Checking infer v0.2.3 [INFO] [stderr] Checking deadpool-runtime v0.1.3 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Compiling openssl-sys v0.9.98 [INFO] [stderr] Checking matchers v0.1.0 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking bstr v1.9.0 [INFO] [stderr] Compiling darling_core v0.14.4 [INFO] [stderr] Checking predicates v3.0.4 [INFO] [stderr] Checking assert_cmd v2.0.13 [INFO] [stderr] Compiling serde_derive v1.0.195 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.56 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Compiling mockall_double v0.3.1 [INFO] [stderr] Compiling strum_macros v0.25.3 [INFO] [stderr] Compiling darling_macro v0.14.4 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling darling v0.14.4 [INFO] [stderr] Compiling derive_builder_core v0.12.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking clap v4.4.18 [INFO] [stderr] Checking clap-verbosity-flag v2.1.2 [INFO] [stderr] Compiling derive_builder_macro v0.12.0 [INFO] [stderr] Checking derive_builder v0.12.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking deadpool v0.9.5 [INFO] [stderr] Checking h2 v0.3.24 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking serde_qs v0.8.5 [INFO] [stderr] Checking assert-json-diff v2.0.2 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking wiremock v0.5.22 [INFO] [stderr] Checking reqwest v0.11.23 [INFO] [stderr] Checking exsb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/download_limiter.rs:9:31 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct DownloadPermit<'a>(SemaphorePermit<'a>); [INFO] [stdout] | -------------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `DownloadPermit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | pub struct DownloadPermit<'a>(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/download_limiter.rs:9:31 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct DownloadPermit<'a>(SemaphorePermit<'a>); [INFO] [stdout] | -------------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `DownloadPermit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | pub struct DownloadPermit<'a>(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.10s [INFO] running `Command { std: "docker" "inspect" "b7cb73f91b74fab8885a3c2e1e2e4eac8ebdf2e3eef1a09409b34e6bf85e5070", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7cb73f91b74fab8885a3c2e1e2e4eac8ebdf2e3eef1a09409b34e6bf85e5070", kill_on_drop: false }` [INFO] [stdout] b7cb73f91b74fab8885a3c2e1e2e4eac8ebdf2e3eef1a09409b34e6bf85e5070