[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] 13d2f9e841f9b43def84515acab37234c617221c
[INFO] checking clechasseur/exsb against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fexsb" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[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-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clechasseur/exsb on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8952118f50f3bf9c52e52ed1aaf6c633f6f0487dcc08b58745493d6f42f9b01
[INFO] running `Command { std: "docker" "start" "-a" "b8952118f50f3bf9c52e52ed1aaf6c633f6f0487dcc08b58745493d6f42f9b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8952118f50f3bf9c52e52ed1aaf6c633f6f0487dcc08b58745493d6f42f9b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8952118f50f3bf9c52e52ed1aaf6c633f6f0487dcc08b58745493d6f42f9b01", kill_on_drop: false }`
[INFO] [stdout] b8952118f50f3bf9c52e52ed1aaf6c633f6f0487dcc08b58745493d6f42f9b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21d299a8deb4080004bd6a7fdbda2f38024109b76ad6e63833bcf8a42bd756f5
[INFO] running `Command { std: "docker" "start" "-a" "21d299a8deb4080004bd6a7fdbda2f38024109b76ad6e63833bcf8a42bd756f5", 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 smallvec v1.12.0
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking anstream v0.6.7
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]    Compiling mini_exercism v2.1.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking deadpool-runtime v0.1.3
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking retain_mut v0.1.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking bstr v1.9.0
[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]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[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 url v2.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_qs v0.8.5
[INFO] [stderr]     Checking h2 v0.3.24
[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: unexpected `cfg` condition name: `nightly_rustc`
[INFO] [stdout]  --> src/lib.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![cfg_attr(any(nightly_rustc, docsrs), feature(doc_cfg))]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly_rustc)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly_rustc)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly_rustc`
[INFO] [stdout]  --> src/lib.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![cfg_attr(any(nightly_rustc, docsrs), feature(doc_cfg))]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly_rustc)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly_rustc)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.07s
[INFO] running `Command { std: "docker" "inspect" "21d299a8deb4080004bd6a7fdbda2f38024109b76ad6e63833bcf8a42bd756f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d299a8deb4080004bd6a7fdbda2f38024109b76ad6e63833bcf8a42bd756f5", kill_on_drop: false }`
[INFO] [stdout] 21d299a8deb4080004bd6a7fdbda2f38024109b76ad6e63833bcf8a42bd756f5