[INFO] cloning repository https://github.com/DenzelPenzel/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DenzelPenzel/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenzelPenzel%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenzelPenzel%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d8deddecc36f2bb8f12b92139b344becfbd6cbc
[INFO] checking DenzelPenzel/rust-practice against try#ddcf048784667508cd676fef4667f88ae15628a3 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenzelPenzel%2Frust-practice" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DenzelPenzel/rust-practice
[INFO] finished tweaking git repo https://github.com/DenzelPenzel/rust-practice
[INFO] tweaked toml for git repo https://github.com/DenzelPenzel/rust-practice written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DenzelPenzel/rust-practice on toolchain ddcf048784667508cd676fef4667f88ae15628a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DenzelPenzel/rust-practice 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" "+ddcf048784667508cd676fef4667f88ae15628a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-5-tc2/source/rustlings/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ddcf048784667508cd676fef4667f88ae15628a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba0f42c3b6eae703046c2dbdf4d7723717eca708b8a1d3b81ffda1e95ca41874
[INFO] running `Command { std: "docker" "start" "-a" "ba0f42c3b6eae703046c2dbdf4d7723717eca708b8a1d3b81ffda1e95ca41874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba0f42c3b6eae703046c2dbdf4d7723717eca708b8a1d3b81ffda1e95ca41874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0f42c3b6eae703046c2dbdf4d7723717eca708b8a1d3b81ffda1e95ca41874", kill_on_drop: false }`
[INFO] [stdout] ba0f42c3b6eae703046c2dbdf4d7723717eca708b8a1d3b81ffda1e95ca41874
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ddcf048784667508cd676fef4667f88ae15628a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0ddd33b9888c8f42cc5fc1e2e046397f21c9bc706474919295487ae4051e0a8
[INFO] running `Command { std: "docker" "start" "-a" "d0ddd33b9888c8f42cc5fc1e2e046397f21c9bc706474919295487ae4051e0a8", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/rustlings/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_core v1.0.224
[INFO] [stderr]    Compiling serde v1.0.224
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking bitflags v2.9.2
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling cc v1.2.36
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking indexmap v2.11.0
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]     Checking crc v3.3.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking thread-priority v2.1.0
[INFO] [stderr]     Checking pxfm v0.1.23
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]     Checking nu-ansi-term v0.50.1
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking core_affinity v0.8.3
[INFO] [stderr]     Checking affinity v0.1.0 (/opt/rustwide/workdir/systhreads/affinity)
[INFO] [stderr]     Checking clap_builder v4.5.44
[INFO] [stderr]     Checking tprio v0.1.0 (/opt/rustwide/workdir/systhreads/tprio)
[INFO] [stderr]     Checking session2 v0.1.0 (/opt/rustwide/workdir/systhreads)
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stdout] warning: function `hello_thread` is never used
[INFO] [stdout]  --> systhreads/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn hello_thread(n: u32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello_thread` is never used
[INFO] [stdout]  --> systhreads/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn hello_thread(n: u32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking workers2 v0.1.0 (/opt/rustwide/workdir/systhreads/workers2)
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking mem v0.1.0 (/opt/rustwide/workdir/mem)
[INFO] [stderr]     Checking dmap v0.1.0 (/opt/rustwide/workdir/systhreads/dmap)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> mem/src/main.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn move_me(x: User) {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_drop`
[INFO] [stdout]   --> mem/src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let has_drop = HasDrop { x: User::new(3) };
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_drop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> mem/src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct HasDrop {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 23 |     x: User,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mutexes v0.1.0 (/opt/rustwide/workdir/systhreads/mutexes)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> mem/src/main.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn move_me(x: User) {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_drop`
[INFO] [stdout]   --> mem/src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let has_drop = HasDrop { x: User::new(3) };
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_drop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> mem/src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct HasDrop {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 23 |     x: User,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking exercises v0.0.0 (/opt/rustwide/workdir/rustlings)
[INFO] [stderr]     Checking lifetime v0.1.0 (/opt/rustwide/workdir/mem/lifetime)
[INFO] [stderr]     Checking smart_pointer v0.1.0 (/opt/rustwide/workdir/mem/smart_pointer)
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> mem/lifetime/src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn borrow<'a>(x: &'a i32, y: &'a i32) -> &'a i32 {
[INFO] [stdout]   |                           ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `openssl-sys` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ddcf048784667508cd676fef4667f88ae15628a3/bin/rustc --crate-name openssl_sys --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/openssl-sys-0.9.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("aws-lc", "bindgen", "bssl-sys", "openssl-src", "unstable_boringssl", "vendored"))' -C metadata=376a593cd3714c01 -C extra-filename=-8e6d7c96dea3a11f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-e5cabef3feeb6ca4.rmeta --cap-lints allow --cap-lints=forbid -l ssl -l crypto --cfg 'osslconf="OPENSSL_NO_IDEA"' --cfg 'osslconf="OPENSSL_NO_SSL3_METHOD"' --cfg openssl --cfg ossl300 --cfg ossl101 --cfg ossl102 --cfg ossl102f --cfg ossl102h --cfg ossl110 --cfg ossl110f --cfg ossl110g --cfg ossl110h --cfg ossl111 --cfg ossl111b --cfg ossl111c --cfg ossl111d --check-cfg 'cfg(osslconf, values("OPENSSL_NO_OCB", "OPENSSL_NO_SM4", "OPENSSL_NO_SEED", "OPENSSL_NO_CHACHA", "OPENSSL_NO_CAST", "OPENSSL_NO_IDEA", "OPENSSL_NO_CAMELLIA", "OPENSSL_NO_RC4", "OPENSSL_NO_BF", "OPENSSL_NO_PSK", "OPENSSL_NO_DEPRECATED_3_0", "OPENSSL_NO_SCRYPT", "OPENSSL_NO_SM3", "OPENSSL_NO_RMD160", "OPENSSL_NO_EC2M", "OPENSSL_NO_OCSP", "OPENSSL_NO_CMS", "OPENSSL_NO_COMP", "OPENSSL_NO_SOCK", "OPENSSL_NO_STDIO", "OPENSSL_NO_EC", "OPENSSL_NO_SSL3_METHOD", "OPENSSL_NO_KRB5", "OPENSSL_NO_TLSEXT", "OPENSSL_NO_SRP", "OPENSSL_NO_RFC3779", "OPENSSL_NO_SHA", "OPENSSL_NO_NEXTPROTONEG", "OPENSSL_NO_ENGINE", "OPENSSL_NO_BUF_FREELISTS", "OPENSSL_NO_RC2"))' --check-cfg 'cfg(openssl)' --check-cfg 'cfg(libressl)' --check-cfg 'cfg(boringssl)' --check-cfg 'cfg(awslc)' --check-cfg 'cfg(libressl250)' --check-cfg 'cfg(libressl251)' --check-cfg 'cfg(libressl252)' --check-cfg 'cfg(libressl261)' --check-cfg 'cfg(libressl270)' --check-cfg 'cfg(libressl271)' --check-cfg 'cfg(libressl273)' --check-cfg 'cfg(libressl280)' --check-cfg 'cfg(libressl281)' --check-cfg 'cfg(libressl291)' --check-cfg 'cfg(libressl310)' --check-cfg 'cfg(libressl321)' --check-cfg 'cfg(libressl332)' --check-cfg 'cfg(libressl340)' --check-cfg 'cfg(libressl350)' --check-cfg 'cfg(libressl360)' --check-cfg 'cfg(libressl361)' --check-cfg 'cfg(libressl370)' --check-cfg 'cfg(libressl380)' --check-cfg 'cfg(libressl381)' --check-cfg 'cfg(libressl382)' --check-cfg 'cfg(libressl390)' --check-cfg 'cfg(libressl400)' --check-cfg 'cfg(libressl410)' --check-cfg 'cfg(ossl101)' --check-cfg 'cfg(ossl102)' --check-cfg 'cfg(ossl102f)' --check-cfg 'cfg(ossl102h)' --check-cfg 'cfg(ossl110)' --check-cfg 'cfg(ossl110f)' --check-cfg 'cfg(ossl110g)' --check-cfg 'cfg(ossl110h)' --check-cfg 'cfg(ossl111)' --check-cfg 'cfg(ossl111b)' --check-cfg 'cfg(ossl111c)' --check-cfg 'cfg(ossl111d)' --check-cfg 'cfg(ossl300)' --check-cfg 'cfg(ossl310)' --check-cfg 'cfg(ossl320)' --check-cfg 'cfg(ossl330)' --check-cfg 'cfg(ossl340)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/ddcf048784667508cd676fef4667f88ae15628a3/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.105/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --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"' --cfg 'feature="visit-mut"' --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=5c72784c30cfcac3 -C extra-filename=-e9c520707d573148 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-007a4b63d2d3d0be.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6a1fe40cce5b6ca8.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d0ddd33b9888c8f42cc5fc1e2e046397f21c9bc706474919295487ae4051e0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ddd33b9888c8f42cc5fc1e2e046397f21c9bc706474919295487ae4051e0a8", kill_on_drop: false }`
[INFO] [stdout] d0ddd33b9888c8f42cc5fc1e2e046397f21c9bc706474919295487ae4051e0a8
