[INFO] cloning repository https://github.com/JacksonSamuel42/100-exercises-to-learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JacksonSamuel42/100-exercises-to-learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacksonSamuel42%2F100-exercises-to-learn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacksonSamuel42%2F100-exercises-to-learn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a0ecf08338e8453cb8db733944825812449694a
[INFO] testing JacksonSamuel42/100-exercises-to-learn-rust against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacksonSamuel42%2F100-exercises-to-learn-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JacksonSamuel42/100-exercises-to-learn-rust
[INFO] finished tweaking git repo https://github.com/JacksonSamuel42/100-exercises-to-learn-rust
[INFO] tweaked toml for git repo https://github.com/JacksonSamuel42/100-exercises-to-learn-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JacksonSamuel42/100-exercises-to-learn-rust on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JacksonSamuel42/100-exercises-to-learn-rust 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a
[INFO] running `Command { std: "docker" "start" "5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.30
[INFO] [stderr]    Compiling common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling http v1.4.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling zerocopy v0.8.49
[INFO] [stderr]    Compiling memchr v2.8.1
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling notify-types v2.1.0
[INFO] [stderr]    Compiling inotify v0.11.1
[INFO] [stderr]    Compiling pulldown-cmark v0.10.3
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling mio v1.2.1
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling num-modular v0.6.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.10.1
[INFO] [stderr]    Compiling jiff v0.2.27
[INFO] [stderr]    Compiling http-range-header v0.4.2
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling num-order v1.2.0
[INFO] [stderr]    Compiling axum-core v0.5.6
[INFO] [stderr]    Compiling web_atoms v0.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling pulldown-cmark v0.11.3
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling pulldown-cmark-escape v0.11.0
[INFO] [stderr]    Compiling either v1.16.0
[INFO] [stderr]    Compiling packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages)
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling deps v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/11_dependencies)
[INFO] [stdout] warning: unused import: `anyhow::Error`
[INFO] [stdout]  --> exercises/05_ticket_v2/11_dependencies/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling while_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/06_while)
[INFO] [stderr]    Compiling intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/04_traits/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays)
[INFO] [stderr]    Compiling mut_slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/11_mutable_slices)
[INFO] [stderr]    Compiling saturating v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/09_saturating)
[INFO] [stderr]    Compiling as_cast v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/10_as_casting)
[INFO] [stderr]    Compiling factorial v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/05_factorial)
[INFO] [stderr]    Compiling sync v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/14_sync)
[INFO] [stdout] warning: function `outro` is never used
[INFO] [stdout]  --> exercises/07_threads/14_sync/src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn outro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/02_variables)
[INFO] [stderr]    Compiling fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Ticket {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum Status {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> exercises/05_ticket_v2/06_fallibility/src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Ticket {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 19 |     pub fn new(title: String, description: String, status: Status) -> Result<Ticket, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling intro_07 v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/00_intro)
[INFO] [stderr]    Compiling copy v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/12_copy)
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/07_threads/00_intro/src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn intro() -> &'static str {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stderr]    Compiling ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership)
[INFO] [stderr]    Compiling sized v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/08_sized)
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debug-assertions=off --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=6518fc97aa185833 -C extra-filename=-48445918d3974125 --out-dir /opt/rustwide/target/release/build/syn/48445918d3974125/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/proc-macro2/ef13cdd4e3a95223/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/3d1450b03eaa80c7/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/ef13cdd4e3a95223/out/libproc_macro2-ef13cdd4e3a95223.rmeta --extern quote=/opt/rustwide/target/release/build/quote/d071ef33497db442/out/libquote-d071ef33497db442.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/3d1450b03eaa80c7/out/libunicode_ident-3d1450b03eaa80c7.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `zerocopy` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name zerocopy --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.49/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no --cfg 'feature="simd"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("__internal_use_only_features_that_work_on_stable", "alloc", "derive", "float-nightly", "simd", "simd-nightly", "std", "zerocopy-derive"))' -C metadata=0413b27e4bec27dc -C extra-filename=-9d5ac08416f2f554 --out-dir /opt/rustwide/target/release/build/zerocopy/9d5ac08416f2f554/out -C strip=debuginfo --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies --check-cfg 'cfg(no_zerocopy_simd_x86_avx12_1_89_0)' --check-cfg 'cfg(rust, values("1.89.0"))' --check-cfg 'cfg(no_zerocopy_core_error_1_81_0)' --check-cfg 'cfg(rust, values("1.81.0"))' --check-cfg 'cfg(no_zerocopy_diagnostic_on_unimplemented_1_78_0)' --check-cfg 'cfg(rust, values("1.78.0"))' --check-cfg 'cfg(no_zerocopy_generic_bounds_in_const_fn_1_61_0)' --check-cfg 'cfg(rust, values("1.61.0"))' --check-cfg 'cfg(no_zerocopy_target_has_atomics_1_60_0)' --check-cfg 'cfg(rust, values("1.60.0"))' --check-cfg 'cfg(no_zerocopy_aarch64_simd_1_59_0)' --check-cfg 'cfg(rust, values("1.59.0"))' --check-cfg 'cfg(no_zerocopy_aarch64_simd_be_1_87_0)' --check-cfg 'cfg(rust, values("1.87.0"))' --check-cfg 'cfg(no_zerocopy_panic_in_const_and_vec_try_reserve_1_57_0)' --check-cfg 'cfg(rust, values("1.57.0"))' --check-cfg 'cfg(doc_cfg)' --check-cfg 'cfg(kani)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_NIGHTLY_FEATURES_IN_TESTS)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_DEV_MODE)' --check-cfg 'cfg(coverage_nightly)' --check-cfg 'cfg(zerocopy_inline_always)' --check-cfg 'cfg(zerocopy_unstable_ptr)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a", kill_on_drop: false }`
[INFO] [stdout] 5aecf901d7ad0bc21f82c54a7b4490e426a35aa8da461b77f34b4ff3f3fc6c6a
